Nghiên cứu khả năng hấp thụ Metylen xanh, Metyl da cam và Metyl đỏ của quặng sắt biến tính và thử nghiệm xử lý môi trường (Luận văn thạc sĩ)

- 2016



.44.01.18

- 2016





t



i




ii




6

iii

Trang
L
......................................................................................................i
L IC
...........................................................................................................ii
M C L C............................................................................................................... iii
DANH M
VI T T T......................................................................iv
DANH M C B NG BI U.....................................................................................v
DANH M
......................................................................................vi
...................................................................................................................1
........................................................................................3
1.1
c v thu c nhu m ..................................................................................3
1.1
i thu c nhu m .......................................................3
1.1.2. Ngu
c th
p d t nhu m .....................4
1.1.3. Gi i thi u v
...........................5
1.1.4.
ic
c th i d t nhu m do thu c nhu m..................7
1.2. P
t o v t li u .........................................................................7
1.3. Ti

ng s t c a Vi t Nam...............................................................8
1.4. Gi i thi u v
p ph ............................................................10
1.4.1.
m...............................................................................................10
1.4
nc
h p ph ............................................12
1.4
ut
p ph ........................................15
1.4
m chung c a h p ph
c ..........................16
1.5.
h, metyl da cam
...................................................................................................................17
1.6. P
ng metylen xanh, metyl da
......................................................................................................19
.................................22
ux
..................................................22
m
......................................23
nt
................................................23
C NGHI M, K T QU
O LU N .........................25
2.1. Thi t b , d ng c v h a ch t........................................................................25

2.2. Chu n b
u .....................................................................................26

iii




2.3. Ch t o m t s m u v t li u h p ph ..........................................................27
2.4. Kh
c i h p th
a dung d ch metylen xanh, metyl
................................................................................................28
2.4.1. Kh
i h p th
a dung d ch metylen xanh........28
2.4.2. Kh
i h p th
a dung d ch metyl da cam........29
2.4.3. Kh
i h p th
a dung d
................30
2.5.
ng chu
nh n
..................................................31
ng chu
nh n
c a metylen xanh ..............31

ng chu
nh n
c a metyl da cam ..............32
2.5.3
ng chu
nh n
c a metyl .......................33
2.6. Kh
kh
p ph c
u VLHP ch t o
c..........................................................................................................................34
2.7. M t s
a VLHP M3...................................................................36
2.7.1.
n pha c a VLHP M3 ................................................................36
2.7.2. Di
m
.................................................................................37
2.7.3. nh hi
nt
................................................................37
2.7.4.
n c a VLHP ch t
c ................................37
2.8
metyl da cam
M3 ...........................................................39
2.8.1. Kh
ng c a pH .....................................................................39

2.8.2. Kh
ng c a kh
n kh
p ph c a
VLHP M3 .................................................................................................................44
2.8.3. Kh
ng c a th
n kh
p ph c a VLHP48
2.8.4. Kh
ng c a n
n kh
p ph c a
VLHP M3 ................................................................................................................52
2.9. X
3m
c th i ch
..............................................................................................................................58
60
U THAM KH O....................................................................................62
PH L C................................................................................................................65

iii




TT
1

BET

2

SEM

3

VLHP

4

XRD

Brunauer-Emmet-Teller

iv




Trang
1.1:T

-

9

B ng 1.2: M t s

ng nhi t h p ph ........................................13

B

t

B ng 2.2: K t qu

c ................................................. 27

h p th quang c a dung d ch metylen xanh
.............................................................................. 28

B ng 2.3: K t qu

h p th quang c a dung d ch metyl da cam
.............................................................................. 30

B ng 2.4: K t qu

h p th quang c a dung d

............ 31

.......................................................................... 31
B ng 2.5: K t qu

h p th quang c a dung d ch metylen xanh v i
.................................................................................. 32

B ng 2.6: K t qu

h p th quang c a dung d ch metyl da cam v i
.................................................................................. 33

B ng 2.7: K t qu
n

h p th quang c a dung d

........................................................................................ 34

B ng 2.8: S li

p ph c

v

i

.............................................. 35

B ng 2.9: S li
B ng 2.10:

v

n c a VLHP M3 ........................ 38
ng c

n hi u su

ng h p ph

metylen xanh c a VLHP M3......................................................................... 40
B ng 2.11:

ng c

n hi u su

ng h p ph

metyl da cam c a VLHP M3 ......................................................................... 41

v




B ng 2.12:

ng c

n hi u su

ng h p ph

c a VLHP M3 ................................................................................. 43
B ng 2.13: S ph thu c c a hi u su

xanh c a VLHP M3

ng h p ph metylen

ng VLHP ................................................ 44

B ng 2.14: S ph thu c c a hi u su
cam c a VLHP M3

ng h p ph metyl da

ng VLHP.................................................. 46

B ng 2.15: S ph thu c c a hi u su
c a VLHP M3

ng h p ph

ng VLHP.......................................................... 47

B ng 2.16: S ph thu c c

ng, hi u su t h p ph

metylen

i gian ......................................................................................... 48
B ng 2.17: S ph thu c c

ng, hi u su t h p ph

metyl da

i gian .......................................................................................... 50
B ng 2.18: S ph thu c c

ng, hi u su t h p ph

i gian................................................................................................... 51
B ng 2.19: S ph thu c c a hi u su t h p ph

ng h p ph c a

u........................................................53
B ng 2.20: S ph thu c c a hi u su t h p ph

ng h p ph c a

u........................................................54
B ng 2.21: S ph thu c c a hi u su t h p ph
VLHP M3

u ..........................................................56

B

ng h p ph c

ng s Langmuir ............... 57

B ng 2.23: K t qu
ph

ng h p ph c a

c th

c

p

.............................................................................................. 59

v




Trang
:

ng nhi t h p ph Langmuir..............................................15
th bi u di n s ph thu c c a Ccb
cb ....................... 15
XRD c

u..................................................... 26

t o v t li u h p ph ............................................. 28
3:

th bi u di n s

ph

thu c c a

h p th

quang c a

........................................................................ 29
4:

th bi u di n s ph thu c c a

da cam

h p th quang c a metyl

................................................................................... 30
5:

th bi u di n s ph thu c c a

h p th quang c a metyl

........................................................................................... 31
6:

th

ng chu

nh n ng

metylen xanh ............... 32

7

th

ng chu

nh n

metyl da cam ............... 33

8

th

ng chu

nh n

metyl

th bi u di n kh
c

....................... 34

p ph metylen xanh, metyl da cam
u VLHP ....................................................... 35

0: Gi
XRD c a VLHP M3 ............................................................36
1: nh hi
nt
a VLHP M3....................... 37
2

th

3:

th bi u di n s ph thu c c a hi u su t h p ph metylen

xanh c a VLHP M3
4:

c a VLHP M3

............................................................................ 40

th bi u di n s ph thu c c a hi u su t h p ph metyl da

cam c a VLHP M3
5:

n c a VLHP M3 ....................... 39

........................................................................... 42

th bi u di n s ph thu c c a hi u su t h p ph
................................................................................... 43
th bi u di n s ph thu c c a hi u su t h p ph metyl da

cam c

ng VLHP........................................................ 46

vi




th bi u di n s ph thu c c a hi u su t h p ph
c

ng VLHP................................................................ 47
2.

th bi u di n s ph thu c c a hi u su t h p ph metylen
i gian ......................................................................................... 49

20:
cam

th bi u di n s ph thu c c a hi u su t h p ph metyl da
i gian .......................................................................................... 50

21:
51
22:

th bi u di n s ph thu c c a hi u su t h p ph

ng

u.............................................................................. 53
ng nhi t h p ph

Langmuir c

i v i

metylen xanh.................................................................................................. 54
th bi u di n s

ph

thu c c a Ccb

cb

i v i

metylen xanh.................................................................................................. 54

25:

th bi u di n s ph thu c c a hi u su t h p ph
u ...........................................................................................55
ng nhi t h p ph Langmuir c
i v i

metyl da cam .................................................................................................. 55
th bi u di n s ph thu c c a Ccb/q

i v i metyl

cb

da cam............................................................................................................. 55
th bi u di n s ph thu c c a hi u su t h p ph
ng nhi t h p ph Langmuir c

ng

i v i metyl

..................................................................................................................... 57
th bi u di n s ph thu c c a Ccb

cb

i v i metyl

..................................................................................................................... 57

vi


V
-

,

,
cao.

1


cam
sau:
- Ch t o v t li u h p ph

-

-

-

)
, metyl da cam

-M

.

u

-

ng quan

-

c nghi m, k t qu

th o lu n

- K t lu n
-

u tham kh o

2


1.1
1.1

, N

,

N ,

NH 2 ,

COOH ,

, OH
[22].

antraquinon,
.
:

[22].
3


( N

N )

3

iazylmetan (11%), arycydin
(7%), antra

h ion:
+

Ar SO3 Na

A

,

me
[22].
1.1.2.
Trong nhi u th p k

p d t nhu

tr ng trong n n kinh t qu

c, doanh nghi p

r t nhi u t h
nhu m nh m ph

, v a, l

c s i, d t,

t ch

2020 cho th y quy

n l n m nh c
4


trong s

ng h th ng x

ih

th ng x

c th i d t nhu

tr c ti

ki m ho

ng. Lo i
u ch t h

c cho qu n th sinh v
pd

c th i

ng s c kho c

c th

c

9-11, ch s

nhu c

n 700mg/1
ng ch t r

ng... cao g p nhi u l n gi i h

c th i c
H2

ng.

a xyanua (CN-

t 4,2 l n,

ng NH3

nhi m n ng n

t 84 l

cb m

ch y u

t nhu

1.1.3.

n 84 l n,

m
m ngu

c [16].

metyl da cam

1.1.3.1.
(MB2+),

Metylen xanh
trong

.
: C16H18N3SCl.
:

319,85 g/mol
i d ng ng

100 -

c (C16H18N3SCl.3H2
c a

u ki n t
2].

5

nt i
i


1.1.3.2.
Metyl da cam
Metyl da

- 4,4 [12], [17].
H N 3 O 3 SNa

Ka=4.10

H3C
N

N

N

SO3

H3C

H3C
N

N

H3C

1.1.3.3.

N=N
6

H
N

SO3H


: C15H15N3O2
c c u t o:

C
T

OH

H

Metyl
[12].
1.1.4.

ic

c th i d t nhu m do thu c nhu m

,

[2].
1.2. P

quan tr

u ch v t li u.

7


0

800
2

/g [27
27

.

1.3
Vi t Nam, qu ng s

r tr

:

m s t Tr i Cau, Quang Trung, Linh Nham, Ti n B
(Qu

, Cao B ng.

u [6], [11], m Th

n nh
b

. V i tr

i tr
ng

ng kho ng 500 tri u t

120 t n, m

8

c


s t l n th

m quan tr

iv

t Nam,

y nhanh t
o qu
nghi p ch y u c a qu ng s

ng manhetit (s t t ) FeO.Fe2O3

(72,4% Fe); qu ng hematit (S

, xpecularit, lepidomelan) Fe2O3 (70% Fe);

qu ng s

2O3.nH2

ng xiderit FeCO3

(48,3% Fe); qu ng Silicat (Samozit) 4FeO.Al2O3.3SiO2.4H2
qu ng t ng h

n ch y

V

11].
i chuy n ti

p ph . Qu ng s t Tr i Cau
kh

p ph

c a qu ng s t ch

u su t h p ph metylen xanh
t 7,01%

gian h p ph

u su t h p ph

t 8,63% (th i

ng ch t h p ph

V

2g nhi

ng s

200USD/t
v
h

a oxit s

i 2-4 tri
i tr

x

ng v
ng Vi t Nam/t n. V

ng l

nh qu ng s t r

ng.
cs d

ng s t l y

Tr i Cau

qu

m qu ng s t

c

ng 1.1

1.1:T

Nh

100

-

[19]

%Fe

%Mn

%SiO2

51,23

0,025

10,265

38,48

52,04

0,0265

9,5835

38,35

53,24

0,0247

8,4753

38,26

52,17

0,0254

9,4413

38,39

T b ng s li u b ng 1.1 cho th
i l n, chi

tn
9

ng s
n kh

ng qu ng,


a niken

niken

s

ng

n t l gi

ch t o VLHP

.

1.4
1.4.1.
-

-

-

-

+

+

+ Pha mang

], [14].
-

[2], [14].
-

10


Trong

+

:

+

:

q

(C o

Ccb ).V
m

(1.1)

-

)

- Co
- Ccb

].
11


+

:

+

(1.2)
- Co
- Ccb

i

].

1.4
1.4.2.1. M

,
1.4.2.2.
T

12


-

2s.

B ng 1.2: M t s

ng nhi t h p ph

Langmuir

v k. p

Henry
Freundlich

,

1
n

v k . p (n > 1)

Shlygin-FrumkinTemkin

H

Brunauer-EmmettTeller (BET)
0,

v

3

3

vm :

p
a, b, k , k , , n, C , Co
p0
.

ylen xanh, metyl da cam

13