Polytetramethylene glycol
time:2012-12-29 15:31:13,count:0

Polytetramethylene glycol
Alias
Poly(oxy-1,4-butanediyl), alpha-hydro-omega-hydroxy-
PTMG
PTMEG
Polybutylene glycol
Poly(oxy-1,4-butylene) glycol
Poly(tetramethylene ether)diol
Category
Non-ionic surfactants-Polyether
CAS No.
25190-06-1
Structural Formula
Properties
Appearance: colorless liquid to white solid.
Solubility: slightly soluble to soluble in water.
Stability: stable.
Risk: irritation, irritation to skin, eye.
Animal toxicity[1]: mouse oral LD: > 10000mg/Kg; rat oral LDLo: 5000mg/Kg.
Ecology: may be hazardous to environment. Water body should be given special attention.
Biodegradability: biodegradable.
Characteristics: excellent emulsifying, solubilizing, dispersing, lubricating abilities.
Synthesis
 
Quality standards & test methods
item
physical and chemical indexes
test methods
Actives*, %, ≥
95
 
*: should be marked on molecular weight.
Major Uses
Mainly Use as organic synthesis intermediates. eg: synthesis of polyesters, polyurethanes.
Conditioning agent in personal care products.
Use as emulsifying agent, dispersing agent.
Use as lubricant.
Product members
Polybutylene glycol-10
Manufacturers
 
References
[1]:http://toxnet.nlm.nih.gov/:25190-06-1
Update: 20130928(1);

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