Water-white Rosin
Time:2012-10-05 16:33:42,Count:0

Water-white Rosin
Alias
 
Category
Anionic surfactants-Carboxylate
CAS No.
 
Structural Formula
Dihydroabietic acid:
Tetrahydroabietic acid:
Properties
Appearance: water-white solid.
Solubility: insoluble in water. soluble in ethanol, benzene.
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, lubricating, cleansing, preservative, antiseptic, emulsifying abilities.
Ingredient description: main ingredient is tetrahydroabietic acid and dihydroabietate acid.
Synthesis
 
Quality standards & test methods
item
physical and chemical indexes
test methods
acid value, mg/g, ≥
170-180
 
softening point (ring and ball method), ℃, ≥
78-84
 
abietic acid, %, ≤
0.5-1
 
Major Uses
Use as adhesives. eg: hot melt adhesives, pressure sensitive adhesives, hot melt coating.
Flux in electronics industry.
Softening agent, plasticizer, vulcanization promoting agent in synthetic rubber. can enhance  strength of synthetic rubber.
Film-forming agent in paint.
Wetting agent in pigments.
Coloring carrier in printing ink.
Use as dispersing agent, emulsifying agent.
Manufacturers
 
Update: 20131114(1);