Pyromellitic dianhydride, 4,4'-oxydianiline polymer
time:2015-01-17 17:19:41,count:0

Pyromellitic dianhydride, 4,4'-oxydianiline polymer
Alias
1H,3H-Benzo(1,2-c:4,5-c')difuran-1,3,5,7-tetrone, polymer with 4,4'-oxybis(benzenamine)
Category
Polymer surfactants-Polyamide
CAS No.
25038-81-7
Structural Formula
 
Properties
Appearance: solid; or emulsion.
Solubility: insoluble in water.
Stability: stable.
Risk: irritation, irritation to skin, eye.
Ecology: May be hazardous to environment. Water body should be given special attention.
Biodegradability: Biodegradable.
Characteristics: excellent film-forming, dispersing abilities.
Synthesis
 
Quality standards & test methods
item
physical and chemical indexes
test methods
Actives*, %,≥
95
 
*: Average molecular weight should be marked.
Major Uses
Use as film-forming agent.
Use as non-metallic materials.
Manufacturers
 

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