ªì¯Å¦Ãd½Ð
100 µm 100 µm 100 µm
a. ³y¯È¼t¡Aªì¨I¦À b. ³£¥«¦Ã¤ô¼t¡Aªì¨I¦À c. ·Òªo¼t¡A¯B°£¼Ñ
100 µm 100 µm 100 µm
d. ¤ÆÅÖ¼t¡A¯B°£¼Ñ e. ¹qÁá¼t¡Aªì¨I¦À f. ²b¤ô¼t¡Aªì¨I¦À
6
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@
ªþ¿ý¤@ . °Ñ¦Ò¤åÄm
1. Vesilind, P. A. (1994) The role of water in sludge dewatering. Water
Environ. Res.
2. Hunter, R. J. (2001) Foundations of colloid science.
3. Spinosa L. and Vesilind A. (2001) Sludge into Biosolids.
4. Dentel, S. K. (1991) Coagulant control in water treatment. Critical
Reviews in Environmental Control.
5. In courtesy of the handout of “Conditioning and Dewatering of Sludge”
provided by Professor S. K. Dentel of University of Delaware, USA.
6. ±i®Ê (1994) ¤ô³B²z¤uµ{»P³]-p (¤U ) uǾ{µ
¤ô æ .
7. Vesilind, P. A., Hartman, G. C. and Skene, E. T. (1985) Sludge
Management and Disposal.
8. Kondoh, S. and Hiraoka, M. (1990) Commercialization of pressurized
electroosmotic dehydrator (PED). Wat. Sci. Tech.
9. Langer, S. J. and Hahn, H. (1994) Wat. Sci. Tech.
104
°]¹Îªk¤H¿³uµ{ÅUÝÀ Àô¹Ò¤uµ{¬ã¨sß
ªþ¿ý¤» . ±`¥Î¶§Â÷¤l«¬°ª¤Àl³æÅé
1. ACRYLAMIDE MONOMER, AM or ACM
CH2 CH
C O
NH2
MW = 71
2. AMPAM AND AMPAM-Q MONOMERS
CH2 CH CH2 CH
C O C O
NH NH
CH2 CH2
NH+ H3C N+ CH3
H3C CH3 CH3
Cl-
- -
Cl or CH3SO4
MW = 164.5 MW = 178.5
A. AMINOMETHYLATED B. QUATERNISED
POLYACRYLAMIDE (AMPAM) AMINOMETHYLATED
(charge varies with pH) POLYACRYLAMIDE (AMPAM-Q) ¤Þ¦Û Ref. [3]
116
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3. DMAEMA AND DMAEMA-Q MONOMERS
CH3 CH3 CH3
CH2 C CH2 C CH2 C
C O C O C O
O O O
CH2 CH2 CH2
CH2 CH2 CH2
NH+ H3C N+ CH3 H3C N+ CH3
H3C CH3 CH3
CH3
Cl- Cl- -
CH3SO4
MW = 193.5 MW = 207.5 MW = 207.5
A. DIMETHYLAMINOETHYL B. QUATERNISED DIMETHYL- C. METHACRYLOYLOXY-
METHACRYLATE AMINOETHYLMETHACRYLATE ETHYLTRIMETHYL
(DMAEMA) (DMAEMA-Q, DMAEMA-MeCl), AMMONIUM
or METHOSULFATE
METHACRYLOYLOXY- (METAMS)
ETHYLTRIMETHYL
AMMONIUM CHLORIDE
(METAC) ¤Þ¦Û Ref. [3]
117
°]¹Îªk¤H¿³uµ{ÅUÝÀ Àô¹Ò¤uµ{¬ã¨sß
ªþ¿ý¤» . ±`¥Î¶§Â÷¤l«¬°ª¤Àl³æÅé (Äò )
4. DMAEA AND DMAEA-Q MONOMERS
CH 2 CH CH 2 CH
C O C O
O O
CH 2 CH 2
CH 2 CH 2
NH + H 3C N CH 3
H 3C CH 3 +
Cl- CH 3 Cl-
MW=179.5 MW=193.5
A. DIMETHYLAMINOETHYL B. DIMETHYLAMINOETHYL
ACRYLATE (DMAEA) ACRYLATE-QUATERNISED
(DMAEA-Q OR DMAEA-MeCl)
or
ACRYLOYLOXYETHYL
TRIMETHYLAMMONIUM
CHLORIDE
(AETAC) ¤Þ¦Û Ref. [3]
118
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ªþ¿ý¤» . ±`¥Î¶§Â÷¤l«¬°ª¤Àl³æÅé (Äò )
5. MAPTAC MONOMER
CH 3 CH 3
CH 2 C CH 2 C
C O C O
NH NH
(CH 2)3 (CH2)3
H 3C N CH 3
NH + +
CH 3
H3C CH 3
Cl- Cl-
MW=206.5 MW=220.5
A. DIMETHYLAMINOPROPYL B. METHACRYLAMIDOPROPYL
METHACRYLAMIDE TRIMETHYLAMMONIUM
CHLORIDE (MAPTAC) ¤Þ¦Û Ref. [3]
119
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ªþ¿ý¤» . ±`¥Î¶§Â÷¤l«¬°ª¤Àl³æÅé (Äò )
6. DADMAC MONOMER
H H
CH2 C C CH 2
H2 C CH 2
N+
H3 C CH3
Cl- ¤Þ¦Û Ref. [3]
MW=161.5
120
°]¹Îªk¤H¿³uµ{ÅUÝÀ Àô¹Ò¤uµ{¬ã¨sß
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