luận án tiến sỹ nghiên cứu công nghệ biến tính nhiệt gỗ keo tai tượng (acacia mangium willd)

 
TRƯỜNG ĐẠI HỌC LÂM NGHIỆP
NGUYN TRUNG HIU
NGHIÊN CU CÔNG NGHỆ BIN TNH NHIỆT G
KEO TAI TƯ!NG (Acacia mangium Willd)
Chuyên ngành: Kỹ thuật chế biến lâm sản
Mã số: 62 54 03 01
LUẬN ÁN TIN SĨ KỸ THUẬT
HÀ NỘI, 2013
 
TRƯỜNG ĐẠI HỌC LÂM NGHIỆP
NGUYN TRUNG HIU
NGHIÊN CU CÔNG NGHỆ BIN TNH NHIỆT G
KEO TAI TƯ!NG (Acacia mangium Willd)
Chuyên ngành: Kỹ thuật chế biến lâm sản
Mã số: 62 54 03 01
LUẬN ÁN TIN SĨ KỸ THUẬT
Giáo viên hướng dẫn:
PGS. TS. TRẦN VĂN CH
HÀ NỘI, 2013
MỤC LỤC



 
 !"#
$
$ %&
'(')*
+%*,-)./01)2
**345678&9:;<=>2

*?@<<@<<A4BCDEFG4H
*?*I4<A4BCJ>K:=>L<DM<N:FO8P
*??I4<A4BCJ>Q<L5R<MQ4<><FG4*S
*?TI4<A4BCJM<UV4<NW<X>*?
*?2I4<A4BCJ>Q<4<Y>4Z<[44\8*T
*?]I4<A4BCJ>Q<><Y7FG>EM<UV^I^Q<*2
*T@<<@<<A4BC>DFG4*]
*21^_4\8&9:;<=>*H
*]<X&`>5I<IE5R<<FG<A4BC*a
+%?%b(c)d"?*
?*<E<e<f<g<[44\8hijhaj?*
?**kl:C:D?*
?*?l7&l:C:D?P
?*TT*
??-CI>@<<=>U4\8T*
??*I45Dm4\nCI>@<<=>U8T*
???-CI>@<<=>U4\4I4><E<e<f>D8hajhPjTT
?TZ4<opo5L>Q<4<Y>8^D&9:;<=>T]
?T*Z4<opo5LM<N:FO><6>Q4<8T]
?T?Z4<opo5L>Q<L5R<MQ4<><FG48T]
?TTZ4<opo5L>Q<4<Y>4Z<[44\8Ta
?2qlD>>FO2T
?2*34567<Xpo>2T
?2?34>Q<W<<[4EW<><I<[42T
?2T345674YC>mD4\822
?22Q<4<Y>2]
?2]r^_2]
+%Ts+tuu0)u)2H
+%01)2H
T*N>FO<A4BC2H

T**N>FO<A4BC>LnCI>vr<=&9:;88qlD>>FO
pw<=>5x4Dy2H
i
T*?N>FO<A4BC4_><6v2H
T?<m7<A4BC2H
T?*Dm8v8qlD>>FOPz*S>CLuM<><I4>mEy2H
T??x{785FED&9:Qv>|*?z*]}y2H
TT_4>AC<A4BC2H
TT*_4>AC:;:CX2H
TT?_4>AC><~4>•2i
*kI45R<5FO4U<<F€4\&9:;<=>5x4D5o4YC>•4<g<[44\
8qlD>>FO2i
?kI45R<5FO4U<<F€4\?><rWN4r<=4<\‚oC>D4r
<=po>Q<<=>5x4Dƒ<=>5xE><„…5o>Q<4<Y>8qlD>
>FOy2i
T2x^C<A4BC2i
T2*kI45R<4YC>mDu4YC>•4<g<[4E>Q<4<Y>8qlD>>FO2i
T2?<A4BCU<<F€4\<=>5x5oW~po5LJ4YC>mDE4YC>•4
<g<[44\8qlD>>FO2i
T2T<A4BCU<<F€4\<=>5x5oW~po5LJ>Q<4<Y>4\8
qlD>>FO2i
T22<A4BC&I45R<4Z4<opo>Q<8qlD>>FOpwe<FZe<Ie
po>Q<<=>5x4Dy2i
T2]<A4BC&I45R<7x>WN><rWN4r<=4<\‚oCM<&9:Q8qlD
>>FO€<=>5x4D2i
T]<FZe<Ie<A4BC2a
T]*<FZe<Ie:;><C‚o>2a
T]?<FZe<Ie><~4<=72a
THc<†4\CXIH2
TH*c<†M<D<[4H2

TH?c<†><~4>•H2
Ti<‡5gge7G4\CXIH]
+%2q"-) 01)HH
2*qo>nCUU<<F€4\<=>5xE><„&9:;po>Q<5o>Q<4<Y>4Zu
X>:;8qlD>>FOƒ><~4<=7nC‚<Dm4<5Z‚oC>N…vHH
2** <<F€5x>L<DMQ4<><FG4HH
2*? <<F€5o5x>L<DM<N:FOHi
2*T <<F€J5xL5R<MQ4<><FG4HP
2*2 <<F€5o<=CWCY>4<N<•>FG4i*
2*] <<F€5o4F„5x`^[4><GiT
2*H <<F€5o5xpJCN>†<i]
2*i <<F€5o7r5C5E<ˆii
2*a <<F€5oM<UV^I^Q<4\8^D&9:;<=>iP
2?qo>nCUU<<F€4\<=>5xE><„&9:;po>Q<5o>Q<4<Y>4Zu
X>:;8qlD>>FOƒ><~4<=7nC‚<Dm4<5‚oC>N…va*
2?* <<F€5o>L<DM<N:FOa*
2?? <<F€5o5x>L<DMQ4<><FG4aT
ii
2?T <<F€5o>Q<L5R<MQ4<><FG4a]
2?2 <<F€5o<=CWCY>4<N<•>FG4aH
2?] <<F€5o5xpJ`^[4><GaP
2?H <<F€5o5xpJCN>†<PS
2?i <<F€5o7r5C5E<ˆƒ‰…P?
2?a <<F€5oM<UV^I^Q<4\8^D&9:;<=>PT
2TkI45R<4I4><rWN<=>5xu><„&9:;po>Q<4<D8qlD>
>FOP]
22 <<F€4\4<o5x&9:;<=>5o4YC>mD4\8PH
2] <<F€4\4<o5x&9:;<=>5o4YC>•4<g<[44\8Pa
2]*YC>•4<g<[44\8e<Š>Q4<pwe<L<ˆDmƒ‹Œ…PP
2]?YC>•4<g<[44\8e<Š>Q4<pwe<Lkb*Sa

2]TYC>•4<g<[44\8e<Š>Q4<pwe<L<•C&m>kƒkŒ…*?*
q")•q"Ž*?H
*qo>:CX*?H
?qo<R*?P
)q *T*
Œ• •s*Ti
*Ta
iii
DANH MỤC HÌNH
@<**8&9:;<=>^‘>D4r>@<:Š7A*a
@<*?8&9:;<=>W9^_>De<’>“7*a
@<*T8&9:;<=>^‘:E7INe>F„DE>„*a
@<*28&9:;<=>^‘WU&CY>pE<oV<E<E*a
@<?*I4><E<e<f<g<[44YC>mDA8?*
@<??YC>mD<g<[44\&l:C:DE4I4WUe<{7><\‚e<Š&l:C:D5”nC
7l>‚:<g?T
@<?TAMo><‚^D>DI4<>opED8?2
@<?2b~><‚5L4\:AMo><‚^D‡4I4e<Š>9&l:C:D>DnCI>@<&9
:;<=>ƒCˆv•u–DD^W4l4lu?SS?…Ti
@<  ?]  -CI  >@<  <=>  U  4\  <l7&l:C:D  >D  8  ƒCˆv  –DD^
7D^—4>Du?SSH…TP
@<?H-CI>@<<=>U4\&l:C:DƒCˆv–DD^7D^—4>Du?SSH…2*
@<  ?i  Z  4<o  e<U  B  4\  8  >D  nCI  >@<  &9  :;  <=>  ƒCˆv
<l7D–DD^^pDDM…2?
@<T*bZ5ˆ>LnCI>nCI>@<<A4BC><~4<=74\CXI2P
@<T?r<@<pE>DI&I45R<4I4><rWN>NFCM<&9:;<=>4<D8qlD
>>FO]*
@<TTbZ5ˆ><~4<=74r<=po>Q<<=>5x4D4<D8qlD>>FO
]]
@<T2<o>pR&9:;<=>]a

@<2*-C<=‡><„E5x>L<DMQ4<><FG48Hi
@<2?-C<=‡<=>5xE5x>L<DMQ4<><FG48Hi
@<2T-C<=‡><„E5x>L<DM<N:FO8HP
@<22-C<=‡<=>5xE5x>L<DM<N:FO8HP
@<2]-C<=‡><„E<=WN4<N>FZ€i*
@<2H-C<=‡<=>5xE<=WN4<N>FZ€i*
@<2i-C<=‡><„E<=CWCY>4<N<•>FG4i?
@<2a-C<=‡<=>5xE<=CWCY>4<N<•>FG4iT
@<2P-C<=‡><„E5x>V4F„5x`^[4i2
@<2*S-C<=‡<=>5xE5x>V4F„5x`^[4i]
@<2**-C<=‡><„E5xU75xpJCN>†<iH
@<2*?-C<=‡<=>5xE5xU75xpJCN>†<ii
@<2*T-C<=‡><„E5xU77r5C5E<ˆCN>†<ia
@<2*2-C<=‡<=>5xE5xU77r5C5E<ˆCN>†<iP
@<2*]-C<=‡><„E5xU75xpJM`D>FO>7EMlDaS
@<2*H-C<=‡<=>5xE5xU75xpJM`D>FO>7EMlDa*
@<2?*=WN4<N>FZ€ƒb‰…4\8qlD>>FO&9:;G4I44<o5x
M<I4<Ca]
iv
@<2??ˆ><R>FZnC‡I>R><~4<=7EI>R<ˆnC‚4\<=WN
4<N>FZ€aH
@<2?Pˆ><R>FZnC‡I>R><~4<=7EI>R<ˆnC‚4\5x
U75xpJCN>†<P*
@<2TSxU77r5C5E<ˆCN>†<4\8qlD>>FO&9:;G4I44<o
5xM<I4<CP?
@<2T*ˆ><R>FZnC‡I>R><~4<=7EI>R<ˆnC‚4\5x
U77r5C5E<ˆCN>†<PT
@<2T?xU75xpJM`D>FO>7EMlD4\8qlD>>FO&9:;G4I4
4<o5xM<I4<CP2
@<2TTˆ><R>FZnC‡I>R><~4<=7EI>R<ˆnC‚4\5xU7

5xpJM`D>FO>7EMlDP2
@<2T28><r>AI4<>opED7m4<8>FG4M<&9:;Pi
@<2T]8><r>AI4<>opED7m4<8WCM<&9:;ƒ?SSDua<…Pa
@<2THbZ5ˆC‚A:;5De<L<ˆDmPP
@<2Ti<L<ˆDm4\7˜C8qlD>>FO5N4<B*S?
@<2Ta<L<ˆDm4\7˜C8qlD>>FO*S2
@<2TPbZ5ˆnCI>@<5De<LnC5=>9>k*SP
@<22S<Lkb4\8qlD>>FOGUnC`>x**S
@<22*<Lkb4\7˜C5N4<BGUnC`><™e>mR>Q*W**?
@<22?<Lkb4\7˜C5N4<BGUnC`><™e>mR>Q*W**?
@<22T<Lkb4\8WCM<&9:;<=>GUnC`>x**]
@<2226C5ˆ<E7:FO>FZ5NC‚A>N>ApJ73>7˜C€4I44<o5x
&9:;M<I4<C**H
@<22]6C5ˆ<E7:FO>FZ5NC‚A>N>ApJ73>7˜C€4I44<o5x
&9:;M<I4<C**i
@<22H6C5ˆ>K:=š>ApJ73>7˜C€4I44<o5x&9:;M<I4<C**a
@<22i<FZe<Ie5D>Q<5xMo>><4\&l:C:D*??
@<22a<L<•C&m>k4\7˜C8qlD>>FO>FG4EWCM<&9:;
<=>*?T
@<22Pb~><‚5L5xMo>><4\8€<‡4<o5x&9:;M<I4<C*?2
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DANH MỤC BẢNG
U**345677x>WN4r<=&9:;<=><=‚P
U*?<Š:DmEB^_8&9:;<=>><lD4r<=<l7D–DD^*i
UT*I47B4EpFG4><‚5L4\4I4><rWN><Q<=7]?
UT?<rWN><~4<=7G?‚oC>NU<<F€]?
UTT<rWNM›><CX>4\><o>pR&9:;]i
U2*<Š‘4\e<L<ˆDm*SS
U2?<Cx4>Q<e<L‹Œ4\8qlD>>FO5N4<B*ST
U2TbNWgE5x<Ye><_>mR>Q4I4<g74<B4>D8qlD>>FO5”

&9:;<=>e<Š>Q4<pwe<L<ˆDm‹Œ*S]
U22E7:FO>FZ5N4\4I4C‚A>NE>ApJ73>7˜C8>FG4
EWC&9:;<=>5x4D**H
U2]E7:FO4I4:Dm:AMo>4\C‚A>Ne<Š>Q4<pwe<Lkb5N
G8>FG4EWCM<&9:;<=>5x4D**P
U2HE7:FO4I4:Dm:AMo>4\C‚A>Ne<Š>Q4<pwe<Lkb5N
G8>FG4EWCM<&9:;<=>5x4D*?S
U2ixMo>><4\&l:C:D>D8qlD>>FO&9:;€4I44<o5xM<I4
<C*?2
vi
BẢNG CÁC CHỮ VIT TẮT
Ký hiệu Ý nghĩa
 AC4<C{=>7
Œ xpJCN>†<
Œ xU75xpJCN>†<
‰ r5C5E<ˆCN>†<
‰ xU77r5C5E<ˆCN>†<
b x>V4F„5x`^[4
b xU75xpJM`D>FO>7EMlD
–Œ‰ =CWCY>4<N<•>FG4
b‰ =WN4<N>FZ€
 x>L<DM<N:FO
 x>L<DMQ4<><FG4
‹Œ <L<ˆDEpo5L‹DCl
kb <LnC5=>9>k
kŒ <L<•C&m>k
 <=>5x&9:;
> <„&9:;
dƒk*uk?… E77_4>AC><lD4I4pok*Ek?
vii

LỜI CAM ĐOAN
r&475DCXIoW›M›><CX>7>AœNghiên cứu
công nghệ biến tính nhiệt gỗ Keo tai tượng (Acacia mangium
Willd) 7”WNH?]??2S]:E4r>@<<A4BC4\A>rr&47
5DWN:=CEMo>nCU<A4BC>DCXI:E<DE>DE>C><~4E
4<F>|5FO44rpN>DpY>M•4r>@<EDM<I4^FG7[<@<><B4
r&4<RC>I4<<=7>FG4x5ˆUD=CXIoW›J:„
475D4\7@<

Tác giả luận án
Nguyễn Trung Hiếu
viii
LỜI CẢM ƠN
CXIoW›7>Aœ<A4BC4r<=po>Q<<=>8qlD
>>FOžƒ–::^7”WNH?]??2S]:E4r>@<<A
4BC5fC>A>m=>7DnCI>@<><~4<=3eM<rQ><‡M<g
M<Vu<FGW~8:~44\pU><ŠEW~•e5Ÿ>X>@<4\4I4<f‚u
rID4‘4I45ˆ<=eE5@<5o‚CXI5”<DE><E<x
^C<A4BCE7_4>AC53>
<Š^ReE‚ur&534p=>pE‚> :’po>ZWŠCW“45o<f‚ID
<FG^˜bbfV<B5”<o>:’^@C^“>u5R<<FGu>X>@<
<FG^˜E4C4Ye<JC>E:=C4gI>RM<D<[4E><~4>•56>r
<DE><E<CXI
r&4<Š><E<4U7Z>GI7<=Cuq<DbCm<[4uq<D
<opo:Š7WUuC>Š7<Q<=7q<D<[48uC>Š7><~4
<=7E4<C‚6D4r<=4r<=e|uC>Š7<r>
><F=u4I4<f‚urIDF„m<[4Š7<=er&4<Š><E<
4U7Z)>K<ub€r<=e¡uF„C4Yeq<>oz
q›><CX>uŠ7>F„†<UD>K<Eu¢5”>X>@<•e5Ÿu>mD5JC
M=E^E<><„4C4Ye><r>4<D>r>D><„>r><~4<=

CXI
CN4‘u>r&pE‚> :’MQ<>[Epo>Z>G>DE><65@<
E<‡F„><Š5”:Cr5xAE>mD5JCM=><CX:OJX>4<Y>u
><><f4<D>r>DWCN>><„nC

Nguyễn Trung Hiếu
ix
x
PHẦN MỞ ĐẦU
8:E:DmX>:=CW<<[4>~<Au4g>’Y>:G>DW<<Dm>4\
4DF„EpUD=7r>F„84g534567Ee<{74<Y>534p=>7E
4I4:DmX>:=CM<I4M<r><6WDWI<5FO4u<Fv7ECW“4>~<Aur<’u
<DV5™eyDE8:E:DmX>:=C4g><Cx4>Q<W<><Iu5FO44YC>mD
A>|><6e<B4<Oe4\4I4<Oe4<Y>4De<Š>9>~<Au>D5g<E74<B
>A]S}pD£œC‚A>N4\W~WNžDpD>D8>ˆ>m>D
Mo>4YC4\<Oe4<Y><‡C4Z4De<Š>9uA84g>I4^_>Q4<:¤‚EU7
><UpDu>|5gV4U5FO4œhiệu ứng nhà kínhž^D<=W<><I>I
5Y>>mDEpUD=7r>F„WN4\4DF„haij
84g><6><‚><oM7:DmupA>r>D4I44r>@<Mo>•4u>|5g
4g>I4^_U7><6C:FOM<Q
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CXI “Nghiên cứu công nghệ biến tính nhiệt gỗ Keo tai tượng
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Š‚>I45x&YC5o7r>F„<F˜>mD5FO4WUe<{785m>‚AC
4fCC‚A:=C4<D<JC:†<~4>|87[4<<|>ˆg4<Cu8

qlD>>FOgA
3
CHƯƠNG 1
TỔNG QUAN VẤN ĐỀ NGHIÊN CU
1.1. Đặc điểm gỗ xử lý nhiệt
=‚u4I4<EM<D<[4>A><oGY>4<•>[5o<A4BC
po>Q<8<‡V7f5Š‚uGW~Š4D4\5„WN4DF„u4g
Y><JCpID4ID4\FG4DEu>D5g5”4g<‡5J&CY>JY5J
>DE>D=4W9^_<g4<Y>&9:;8D4I44r<=&9:;<=
‚u><R>F„4\WUe<{78>|4r<=&9:;M<rW9^_<g4<Y>
E‚4E5FO47€xD5gu8&9:;<=><‚8po>Q<<=>5”
5FO44<•;5ou4I4<A4BCJpo>Q<84¤5”4g<‡pFG4e<I>
>6<Y>5R<h??jh2Hj
r<=&9:;<=><‚po>Q<<=>:E4r<=&9:;8€<=>
5x>DM<DU*HSz?HS
D
u>D7r>F„4gX>4<Y>pUD=<F<Z
FG4uM<Q>ZuM<rM<QQ>r&‚¢u:E4r<=pUDnCU8><Š><=G
7r>F„u><rnCpo>Q<<=>4g><64U><=5FO4>Q<L5R<MQ4<
><FG4u>Q<pJE7ECW“48uWUe<{78><C5FO4WCM<&9:;5FO4[
:Eœ8&9:;<=>žhaajhPPj8&9:;<=>4g4I4534567WChPjv
 !"
bCM<&9:;<=>u7ECW“48>€A5X7<Zu><r><F„4g7EC
ŠC<m>5oŠCufNG7ECW“44\7x>WN:Dm8<=>5GnCQ
<o7u>DnCI>@<W9^_7ECW“4>FZ5NL5R<ECW“48&9:;
<=>>mDW~><DU7I5NG><RI4u>mD4U7I4Y74•EW>[u
><Š><=G7r>F„E5FO44DF„F><Q4<@><oWCM<&9:;
po>Q<<=>4g><6Š4DI>RW9^_4\4I4:Dm8|>ˆ4<Y>
:FO><Ye
#$%&'(()*$+

4
q<UV4<NW<X>e<I<Dm4\8&9:;<=>5FO44U><=Y>
¨=>u5NG8WCM<&9:;<=>ƒ?*S
D
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5JCM=4f><o>56>ˆ>m4\4r>‘uY7E4I4:DmW<X>>~
<AM<I48>DnCI>@<&9:;<=>u^FG>I4^_4\<=>5xu
<l7&l:C:DpR<=>U>mD&>—D74u&>4l>4u5ˆ><„4I44<Y>
^<^FŸe<Š>9:FO><Ye><DI><D34pRe<I<\‚u5x{7><Vpw
4\8&9:;<=>U7]S}WDG84<F&9:;u>g7:m^D5x&>up©Zu
4<Y>^<^FŸE5x{74\8><‚5Lu5”e<I<Dm7r>F„W<>ˆ
4\W<X>EY77N4u:E74<DM<UV4<NW<X>5FO4Š
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,- %-./'
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€4\8U7¨=>uU7><6CW~4<A<:=4<‡4D•>4<JC&C‚A>Š7
E>oe>C‚ou>|5g5”4U><=5FO4>Q<L5R<4\8u>B4<=WN4<N4D
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0$#1(/!2.3
o>Q<<=>:E4r<=4<KW9^_>I4<ŠX>:;u>DnCI>@<
&9:;4<KW9^_<=>5xE<ZFG4<D34M<Q>ZuM<r4<D><A7pY>4B
<g4<Y>EDu^D5g8&9:;<=>Y>>DEG7r>F„u:E:DmX>:=C
><Š><=G7r>F„DEu&9:;<=>4g><6:E74<D4I4:Dm8
|>ˆ7[4<<>€A4g7ECW“45™efNG4I4:Dm8nCQ
<o7u7E:mŠ4D5FO4>Q<pJ4\8u>|5gG7x>‚AC4fC<Y>5R<
4g><6><‚><o5FO44I4:Dm8nCQ<o7u@X‚po>Q<<=>Y>4g;<†
>D=4pUD=7r>F„
4,-56789:
5

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pxe<X:pR><‚5LJ4YC>•4u:E74<D7x>WN4<K>ACJ>Q<4<Y>4Z
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^D5gG<=>5x&9:;><Q4<<Oe4g><6:E74<D7r5C5E<ˆM<4<RC
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V4<N5XeE:~4pI75<U7W•>¨=>u<Z‡<=>5x4E
4Du4F„5x4<RCCNuM<UV4<N5XeE:~4pI75<4E><Ye
;<&5./&
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4<Y>: E8>V:Au:E7U7M<UV><Y7FG>u><X74<Q4g:Dm8
M<r><Y7FG>u@X‚u8&9:;<=>><Q4<<OeGW9^_€Z4g5x{7
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8&9:;<=>M<r4fM<D:FC>‡534p=>u4¤M<rM<N4<o
<=>5xE5x{74\M<Du<F4f4<•;M<r5FO456FG4<D347F
:E7FG>8>DM<:FC>‡
1.2. Tình hình nghiên cứu ngoài nước
r<=&9:;<=>4g><64U><=5FO47x>WN>Q<4<Y>4\8u<=
>m5”><C<•>W~4<•;4\Y><JC<E<A4BC>A><oG
|<‡V7*P*]u>DpID4ID4\l7hHPj5”4<Ku8WC
M<WY‚€<=>5x*]S
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>D><„2<u>Q<<•>{7U7*Sz?]}u<F
4F„5x4\84¤4gW~U7W•>V7*PTiu>DpID4ID4\b>77
EWlhH]j><6<=u&9:;<=>>D5JCM=4g4I4:Dm4<Y>M<QpUD
=u5x{7p”D<’4\8u>K:=4D•>u”€4\85JCU7&CN
V7 *P2]ublpDE4I44xW~hH*j5”e<I>7<7x>:DmWU
e<{78G>A[:Eb>‚e4MV7*P2HupID4ID4\b>7E5ˆ
<=ehH2jp6C><Ru&9:;<=>4g><6Š4D>Q<L5R<MQ4<><FG44\
6

87EM<r4fe<U>o<E<`u4r<=E‚4g>A[:Eb>‚pªDD^
<F<‡WUe<{74\4I44r<=AC>AM<r><E<4rM<
5F><R>F„C‚A<Š4g><6^D><„5675g>A><R>F„˜>ˆ
>m<JC:Dm84g4<Y>:FO4DC‚><ou4r<=&9:;<=>8M<r
pR:”nCAu7E4I4<EM<D<[4>A><oG˜>oe>_4>o<E<4I4
<A4BCJ:†<~4E‚hH?jh22jh2Tjh?2jh?]jh?ijhHSj
<‡V7>€:m5Š‚u&9:;<=>8<„>Q<4<Y>534p=>E>Q<><Š
><=G7r>F„4\g5”E‚4E5FO44<•;E5”5FO4B^_
WŠCxr<=&9:;<=>M<r4gU<<F€&YC5oM<UV^I
^Q<4¤<FM<UV>WB4u>|7x>E4<K>AC4Z<[44\8pRU7u
>Q<L5R<MQ4<><FG4u>Q<4<N{7u5xpJ5FO4Š4D¨=>hHajV
4BpID4ID4\DDW>h*?ju:†<~4<A4BC&9:;<=>8:m5FO4p“>
5fC:E^D4I4:Dm84<Y>:FO4DE‚4EQ>u<w7pLWC4<D<C4fC
E‚4E>VJX>:=C&Š‚^~uU7W~e<I<Dm5NG|>~<A
EU7=4W9^_4<Y>&9:;85x4<mu><@=45WŠCED<A4BC
4r<=&9:;<=>8:Er4‘4f><o>
<lD7x>WN>E:=C<A4BCu&9:;<=>4<D8>DM<DU*HSz
?HS
D
u>D7r>F„4gX>4<Y><F<ZFG4uM<Q>ZuM<rM<QQ>r
&‚¢hT*ju><rnCU7><6CWN:FO<g7£>D><E<e<f4\8u
5”U7M<UV<•>{7ExB:~44\8u>|5gŠ4D>Q<L5R<
MQ4<><FG44\8h?*jh]?jh2?jhi?jhiTjy5ˆ><„>DnCI>@<&9:;
<=>u><E<e<f4\8e<I>W<<E:Dm>4I4e<UB<g<[4e<B4>meu
:E7po5L7x>WN><E<e<f4\8uU74<Y>^<^FŸ4<DW~W<>ˆ
4\Y7E4r>‘<m8uV4UW~W<>F€Ee<I>>64\Y7
E4r>‘<m8nC=44“>5B>4<C8><B4Vu@X‚4g><6Š4DM<U
V4<NW<X>e<I<Dmh*Tjh2?h]Tj<FZe<IeE‚4<KW9^_
>I4<ŠX>:;uWDG4I4e<FZe<Ie^‘>I4<Š<g<[4M<I4uY5Jr
7

<•7>DnCI>@<WU&CY>pw4r<=&9:;<=>Q>u4r<=&9:;
5ZUu<Z‡>DnCI>@<W9^_<=CnCUpUDnCU4\8&9:;
<=>M<rpRWC‚U7^D<g4<Y>pR9>r<‚p‚<Zu4¤M<r:E7
<m5oWB4M< l4\4DF„
=>mu€4I4FG4<ŠCŠC<FEu<IeuB4u<f5”><o>
:Xe5FO4]4r<=po>Q<<=>56<@<<Fv:>D–DD^4\Eu
lDWl^ClEŒl4>—4>D4\<Ieu<l7D–DD^4\<fu
z:l>l>7l>4\B4y>A4ZW€4I44r<=5gu5”5VM;
4I4pwe<I>7<WI4<oE5FO4B^_x”>DWU&CY>4r
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r<=&9:;<=>:>D–DD^ƒpo>Q<><\‚z<=>…4\EW9
^_4I44r5DmM<I4<C>o<E<&9:;8uMo><OenCI>@<<=>U
>DFG4GWY‚EL5R<<gDnCI>@<&9:;u>I4^_4\><\‚
<=>:E74<D4YC>•4<g<[44\8po5Lu^˜5o><‚5L4I4>Q<4<Y>
4\8<FZe<Ie&9:;E‚4<\‚oC5FO44YC><E<>|<4r5Dm
4<Q<uE4r5DmWY‚>C5Dm><B<Y>u>o<E<&9:;8
>FZ<D348e<ZM<r>D5JCM=<=>5x>|*HSz*PS
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5R<uWC5gW9^_e<FZe<IeWY‚><r><F„:E7U75x{78u>oe
><lD>o<E<5Dm><B<u>D5DmE‚85FO453>>D7r
>F„4g<=>5x*iSz*PS
D
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4\nCI>@<E‚e<_><Cx4E:Dm8u5x^E‚E<@<^mI¢h*ajhTTj
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8
4CN4‘>DnCI>@<&9:;4gU<<F€Y>:G5o5xpJ>~<AE
4F„5x88WCM<&9:;u5xpJ>~<A>V:A5IM6u7B45x><‚
5Le<_><Cx4ED:Dm8u<=>5xE><„&9:;
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><6<=>Q<L5R<uœ«Cp:>‚ž><6<=5xpJ>~<Au534p=>:E
M<UV4<N7_4Dm<l7D><Q4<<OeW9^_:E74r>@<Mo
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Bảng 1.1. Đặc điểm một số công nghệ xử lý nhiệt hiện nay
Tên công nghệ Chất bảo vệ Độ ẩm ban đầu
Nhiệt độ xử lý
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1.2.1. Các nghiên cứu về tỉ lệ tổn hao khối lượng gỗ
D nCI  >@<  &9 :;<=>u 4I4 ><E< e<f  >L ><E<A  8 <F
<l7&l:C:Du4l:::C:DWlE:pRe<ŠUu:FO4<Y>8W¦U7&CNu
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D
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4<\‚oC^D€e<m7<=>5xE‚:E&l:C:DQ>pRe<ŠUu<FM<
9
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h?ajha2j
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ƒ>K:=‡>K:=U7M<N:FOE><„&9:;u}š<…>VM<<=>5x&9
:;>Vu4_><6M<<=>5x>V>|*iS
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:`E5ˆ<=eh*Sj5”4<KuM<>K:=U7M<N:FO>De<m7
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1.2.2. Các nghiên cứu về tính ổn định kích thước
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7Ee<Š>9FG44g><6&Š7<Xe5FO4ƒ‘r5R<<@<…U7u@><o>Q<
<•>FG4E>Q<<•>{74\8U7&CNh]2jhiSj
k¬CE5ˆ<=ehPTj5”<A4BCW~U<<F€4\><„
E<=>5x&9:;5o>Q<<•>FG4E>Q<L5R<MQ4<><FG44\8b
7x4|>ˆuMo>nCU4<D><Y‚M<>V<=>5x&9:;EM`D^E><„
&9:;u5x{7><Vpwu>K:=<•>FG4E>K:=”€><6>Q4<4\8b7x4
pRU7&CNyW~U<<F€4\<=>5x&9:;5o5x{7><Vpwu>K:=
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4<KuM<>K:=U7M<N:FO>V><@>K:=^”€U7uE<=WN>K:=‡
10
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>D7r>F„M<r4gM<rM<Q<D34Q>M<rM<Q><@4g><6Š4D
5FO4>Q<L5R<MQ4<><FG44\8uE4’4g><6U75FO4>K:=U7M<N
:FO5o7B4>N5u>|5g4g><6M<N4<o5FO4>K:=>L><Y>J>Q<4<Y>
4Z<[44\8
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U7M<N:FOE5x{7><Vpw4\8&9:;<=>e<I><=u<4<K
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1.2.3. Các nghiên cứu về khả năng chống vi sinh vật
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1.2.4. Các nghiên cứu về tính chất cơ học của gỗ
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