Công nghệ sản xuất các hợp chất của nhôm đi từ cao lanh

ĐỀ CƯƠNG NGHIÊN CỨU SINH
I. ĐẶT VẤN ĐỀ
1.1 Tổng quan về cao lanh và nghiên cứu hòa tách cao lanh.

 !"#$%&!'()*+,-
.)/0#$/(%12!(!#3
32&45363$7/8'% 9)
 #$!($8'4)")
:;0#$<=>?(,#$%9
!#38>$,@%!#3/52A
!B8C-./:/5!((6D&3
( $8CEF%
GE#$2(*(H#I)
EG2J#:)GKL0'M?)G9.ML
,),#$0'N%O)(P
Q!.@!480'M?25DR"%M5/
!SE9T,!*)UH8V2DR"N
WXC#P'M?RD2'%KLR"!B
V5>$25Q
!"@A/!)AQ#$%
9YS=9ZY'=V.)UV5[
,!2822)@A/27%G0
#$#)2!.5AXF!48\L
!"!#2(%KLRQ25A\)L])
8^((.FL)\)L])!",#\)L*!L)
,D3\)L/)/E*%
1.2. Tình hình nghiên cứu
1.2.1. Tình hình nghiên cứu trong nước
9#$!.,:02(E0_5M?#S=9Z`AO
G2J#:!a;5!"2(E/#$>
(;b#$%95\L#,#5)2(%9*

V5(9.ML5Q)!:C>5
!"2(%
G\45,A%12
@@0/!.Mc):d9#P`GM)1G
1
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5A;\4!"2()3%
1.2.2. Tình hình nghiên cứu ngoài nước
c2()3!*!#35Aa
*'@'#$/c]e58f%c)#:)2(
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cG
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1(2
II. NỘI DUNG NGHIÊN CỨU
2.1 Mục tiêu nghiên cứu
d5A!Z\)L])80(:‚()!C),
!ZH^,,2A8R2A@#3/N
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2.2 Nội dung nghiên cứu
2.2.1 Nghiên cứu thành phần hóa học, cấu trúc tinh thể, các thông số hóa lý của cao
lanh Phú Thọ và nghiên cứu quá trình hoạt hóa cao lanh
d9W/,\40S=9Z!()!C)
Q:828VI!7higlgio„ gio8^#:)
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2.2.2. Xây dựng phương pháp thực nghiệm nghiên cứu động học quá trình hòa tách
bùn đỏ bằng axit sunfuric
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(/]D:0!/%
- S#:)D,!ZI eFZL!ZD3F,
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2.2.3 Xác định sự phụ thuộc tốc độ phản ứng vào nồng độ axit, nhiệt độ hòa tách, xây
dựng phương trình động học và đánh giá các thông số động học.
deFZyD#$/>3!"W5A!Z])
()!CF,!2AV!(!])P,
!-?xw†‚
2.2.4 Xây dựng mô hình toán quá trình hòa tách cao lanh
2.3 Phương pháp nghiên cứu

2.3.1 Phương pháp phân tích hóa học ‡qsˆ
• 9:8;<:=>?***
egC]8L!CAqnn5ZC
(Gc!",.W!!CA8^#$?!'%em
!CA8L)5qnC…J9lnnnm_! !
!Q!!"‚5C!( G{mgzmmH/
#P(N5q!gZ( ?!'!7!#3
…J9lnnnm_#8^C‰c
g
nnnm_5%
cAD)I
c
l
op
{
g g
H N%qnn%qnnn
qnnn% %
EDTA EDTA ZnCl ZnCl
dm kt
V C V C
V V
−
G#3l
g
i
o
]
vl
g

i
o
{
qn%g
qng%
o+
Al
C
HvN
c)Q>I
JC‰c
g
Innnm_
JC…J9lInnnm_
JC!( G{mgzmm
l(c!!R!4
JCYC( 
S gmqn
M gm
9
#$
• 9:8;<:
1
@
=
*:*
 e2CgQZ;H(N8L!CA
qnnn!!CA8^#$?!'%
emC!CA8L)5gnC
…J9lnnm_!!Q!"5gnC!

( G{mgzmm5qdgZ( ?!'!7!#3
…J9lnnm_%1C"*!wL*7!"
D‰c
g
nnm_5%
cAD)
C
Al
3+
=
m
%%
gg
ZnClZnClEDTAEDTA
CVCV −
HxN
vl
g
i
o
NH nhtrongcaola
{
qnn%
qn%g
qng%
NH
o+
Al
C
 HvN

c)Q>I
JC‰c
g
Innm_
JC…J9lInnm_
JC!( G{mgzmm
l(c!!R!4
JCYC( 
S gmqn
M gm
#$
• 9AB>
em 8L!CAgmn!!CA8^#$
?!'%
eqn !CA8L)VqdgZYC
?!'H()!CV!G
g
hi
j 
8!Q>YC !w()!C
V!G
g
hi
j
#Cl
g
Hhi
j
N
o

>YC N%
10
c7!(8^CiGn%q%1C"*!w
L*7!/"DCiGn%q5,
c)Q>I
JCiGn%q
JCYC 
JCYC !w
ML)gmn
ML!CAgmn
M gm
S mqn
cAD)
c
HG
+
N
{
ckt
NaOHNaOH
V
NV %
%
g
q
%
pipet
V
V
%qnnnHxN

9!
K
iG
"DCG5,HN

iG
V!CiGHN
K
 
"D ! !CAHN
K

9"D !CA
2.3.2 Các phương pháp phân tích hóa lý xác định các thông số của vật liệu và bề mặt
vật liệu trước và sau hòa tách
g%o%g%qS#:)k(/ƒHƒdN
S#:)^()!CQ="D)Q!=
D#$"27%
9 b/"/"!#3(.F*)5;.
8,!'!4 \R()!C%1>|: $8'4
"!85/#$"L/#$!]#
;k(/!48%c)5;8CDD80>ƒ$6/)
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D8'4h5!#3()!C\#:LI
% %
m
total
V N F
S
V
=
‚
total
total
S
S
a
=
9!Ih,l‚
„IQD!#3‚
 KI"DD!#3‚
I1,#3W?%
2.4. Ý nghĩa khoa học và thực tiễn của đề tài
2.4.1. Ý nghĩa khoa học
G!a'LZ!'/5\!])
!Z\)L])##!.5AL)D

),#%KLR#$5A CDE F-?**
:**'7G'H.I7F-7#?**:*
JK2L bX\Z'4Z5A
5A%
9!'A}!bb
L5A:82'!ZL)\)L])%
`VP8BXF2(,L2%
2.4.2. Ý nghĩa thực tiễn
`"2)2(E@2@'
Z!a!.5A2(E*AQ%95
:0!'5A5A!aR#:)]
) #$:82^L"X82\)L])
*!!'(),\)L2(,*%
2.5 Dự kiến kết quả nghiên cứu
14
2.5.1. Tìm hiểu được bản chất và các thông số động học quá trình hòa tách cao lanh
bởi axit
dƒ.F!#3L!Z\)L])()!C!#3),2
#0
dK)8))88)Z5\!!'5A5)/D
Z#$#$%
2.5.2. Lựa chọn mô hình động học thích hợp quá trình hòa tách cao lanh
deFZL!Z)$\2F!"ZL!Z
D3!'(\L/,*%
dK)8))88)Z5\!!'5A5)/D
Z#$#$%
2.5.2. Xây dựng được mô hình toán của quá trình hòa tách cao lanh
d9R!#3L)D)),L)\)L)

III. KẾ HOẠCH VÀ KIẾN NGHỊ

3.1 Kế hoạch các bước tiến hành và thời gian thực hiện
STT Nội dung công việc Thời gian
q d9R!'#:5A
g dG)ZQ9X
d5AQD:82
S=9Z5A\)L/
dƒ.F#:)F5A
!Z\)L])#:)
(;b,
d9R,()!C!Z\)L]
)
o de,F'!Z
d9B3D),!Z\)L
])(:+3(
dƒ.FL)\)L])
15
9ef9Gl_1Gi
1. 9%he59C_G#:5A!'MgnnjdgrdqorNghiờn cu quỏ trỡnh
hũa tan qung Boxit v cao lanh Vit nam trong axit sn xut cht keo t hiu qu
cao trong x lý nc
2. M>eM5HgnnmNPhõn tớch húa hc nh lng(8dG%
3. S/1`Xe5.1HgnntNNhit ng hc v ng hc ng dng(8d
G%
4. 9QK@.%Giỏo trỡnh húa lý (Tp 3,4)MO)Jgnnt
5. kG9HgnnmN ng húa hc v thit b phn ng trong cụng nghip húa hc,
(8dG%
t% ĂÂÊÔƠĂĂƯÂĂÂ
ÂĐăĂă%lĂâĂêôơng%nn%nqÔă-ăÔđ
ơđ-ƠÂ ÂÔÔÔ%gnnn
7. Ă-%%ơđêô%%Ă-ô%%ô%%àảã%á%ơÔ

ăÔĐĂĂÔƠ ĂạÂÂĐăĂă%%I
Âằẳ%qsss%dqgq%
r% q%ẵắăĐÔ ắĂắ%%ẵđơÔĂĂÔƠ
ÔĂÂÔĐăÂă%đĂÔÂâ-%ă%qssm%ắ%ts%%%
qgqndqgqo%
s% g% ắăĐÔ ắĂắ%%ẵđăÔ
ĂĂÔƠ %xxđĂÔÂâ-%ă%qssm%ắ%ts%%%qgqjdqgq%
16