Acrylic acid Polymers
For Research Use Only.
Category
Corrosion and Scale Inhibitor
Cat.No.
WTA-059
CAS
9003-01-4
Product Name
Acrylic acid Polymers
Structure
Structure
Product Details
Catalog Water Technology
WTA-059
Synonyms
PAA; Carbopol; Carbomer 910; CARBOPOL(R) 940
Molecular Formula
(C3H4O2)n
Canonical SMILES
C=CC(=O)O
InChI
InChI=1S/C3H4O2/c1-2-3(4)5/h2H,1H2,(H,4,5)
InChIKey
NIXOWILDQLNWCW-UHFFFAOYSA-N
Boiling Point
116 °C
Melting Point
106°C
Flash Point
61.6°C
Density
1.10 g/mL
EINECS
618-347-7
Properties
PAA is innoxious and soluble in water. It can be used in situations of alkaline and high concentration without scale sediment. PAA can disperse the microcrystals or microsand of calcium carbonate, calcium phosphate and calcium sulfate. PAA is used as scale inhibitor and dispersant for circulating cooling water system, papermaking, weave, dyeing, ceramic, painting, etc.
Storage
Storage in shady room and dry place.
Solubility
Miscible with alcohol, and ether; Miscible with ethanol, ethyl ether; Soluble in acetone, benzene, carbon tetrachloride; Miscible with chloroform; Miscible with water (1X10+6 mg/L) at 25 °C; Soluble in methanol, ethanol, dioxane, dimethylformamide, 2-propanol, formamide, ethylene glycol, and acetic acid
pH of 1% solution
2.5-4.5; 2.5-4.5; 2.5-4.5; 2.0-3.0
Application
PAA can be used as scale inhibitor and dispersant in circulating cooling 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, 1-15 mg/L is preferred.
Description
Polyacrylic Acid (PAA) is innoxious and soluble in water, which can be used in situations of alkaline and high concentration without scale sediment.
LogP
0.25700
pH
3.0-4.5 (1% water solution)
Refractive Index
n20/D 1.442
Stability
Stable under normal temperatures and pressures.
Safety Protection
Weak acidity. Avoid contact with eye and skin, once contacted, flush with water.
PSA
37.3
Solid Content
30.0 min; 40.0 min; 50.0 min; 62.0-64.0
RIDADR
UN 3265 8/PG 3
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