Sodium polymethacrylate
time:2012-12-15 15:48:15,count:0

Sodium polymethacrylate
Alias
2-Propenoic acid, 2-methyl-, homopolymer, sodium salt
PMA-Na
Category
Polymer surfactants- Acrylic polymer
CAS No.
54193-36-1
Structural Formula
Properties
Appearance: white powder.
Solubility: soluble in water.
Stability: stable.
Risk: irritation, irritation to skin, eye.
Animal toxicity[1]: mouse intraperitoneal LD50: 700mg/Kg; mouse intravenous LD50: 250mg/Kg.
Ecology: May be hazardous to environment. Water body should be given special attention.
Biodegradability: biodegradable.
Characteristics: excellent film-forming, dispersing, emulsifying, flocculating, thickening abilities.
Synthesis
 
Quality standards & test methods
item
physical and chemical indexes
test methods
Actives*, %,≥
90
 
*: Average molecular weight should be marked.
Major Uses
Use as dispersing agent.
Use as thickening agent.
Use as flocculant.
Manufacturers
 
References
[1]:http://toxnet.nlm.nih.gov/:54193-36-1
Update: 20140908(1);

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