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PAAS
Polyacrylic Acid Sodium (PAAS)
 
 
CAS No 9003-04-7
 
Structural Formula:
 
 
 
H       H
 
 
*        C   C    *
n
H  COONa
 
 
 
Properties:
PAAS is innoxious and soluble in water, it can be used in situations of alkaline and high concentration
 
without scale sediment. PAAS can disperse the microcrystals or microsand of calcium carbonate, calcium phosphate and calcium sulfate. PAAS is used as scale inhibition and dispersant for circulating cool water system, papermaking, weave, dyeing, ceramic, painting, etc.
Specification:
 
items
index
Appearance
Colorless to light yellow transparent liquid
Solid component       
50min
Free monomer (CH2=CH-COOH) %
0.5max
Density  20棩g/cm3
1.15min
pHas it
6.0~8.0
 
 
 
 
Notes:   Solid content 40%, 45% and 30% are also available.
 
Usage:
 
PAAS can be used as scale inhibitor and dispersant in circulating cool water systems in power plants, iron & steel factories, chemical fertilizer plants, refineries and air conditioning systems. Dosage should be
in accordance with water quality and equipment materials. When used alone, 2-15mg/L is preferred. When used as dispersant, the dosage should be determined by experiment.
Package and Storage:
 
25kg or 200kg in plastic barrel. Storage for ten months in room shady and dry place.

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