Styrene/MA copolymer
time:2012-12-17 11:16:20,count:0

Styrene/MA copolymer
Alias
2,5-Furandione, polymer with ethenylbenzene
Maleic anhydride, polymer with styrene
SMA
Category
Polymer surfactants-Polyolefin
CAS No.
9011-13-6
Structural Formula
Properties
Appearance: solid; or emulsion.
Solubility: insoluble in water.
Stability: stable.
Risk: irritation, irritation to skin, eye.
Animal toxicity[1]: mouse intraperitoneal LD50: 800mg/Kg;
rabbit skin LD: > 9400mg/Kg;
rat oral LD50: 21000mg/Kg.
Ecology: May be hazardous to environment. Water body should be given special attention.
Biodegradability: Biodegradable.
Characteristics: excellent film-forming, dispersing, adhesive abilities.
Synthesis
 
Quality standards & test methods
item
physical and chemical indexes
test methods
Actives*, %,≥
90
 
*: Average molecular weight should be marked.
Major Uses
Widely use as non-metallic materials.
Film-forming agent, emulsion stabilizer, water retaining agent in personal care products.
Film-forming agent, dispersing agent in paint, ink, emulsion.
Dispersing agent in pigments.
Manufacturers
 
References
[1]:http://toxnet.nlm.nih.gov/: 9011-13-6
Update: 20140903(1);

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