Disiloxane
Time:2012-12-30 14:12:26,Count:0
Disiloxane
Alias
Disiloxane, 1,1,1,3,3,3-hexamethyl-
Disiloxane, hexamethyl-
Hexamethyldisiloxane
Category
Silicone surfactant-Non-ionic
CAS No.
107-46-0
Molecular Formula & Molecular Weight
Molecular Formula: C6H18Si2O
Molecular Weight: 162.38
Structural Formula
Properties
Appearance: liquid.
Solubility: insoluble in water; 25℃, 0.93mg/L[1].
Stability: stable.
Risk: irritation, irritation to skin, eye.
Animal toxicity[1]: guinea pig oral LDLo: 50000mg/Kg;
mouse intraperitoneal LD50: 4500mg/Kg;
rabbit skin LD50: 16mL/Kg;
rat inhalation LC50: 15956ppm/4H;
rat intraperitoneal LDLo: 1825mg/Kg; rat oral LDLo: 8mL/Kg.
Ecology: May be hazardous to environment. Water body should be given special attention.
Biodegradability: biodegradable.
Characteristics: excellent dispersing, adsorbing, lubricating, film-forming, antifoaming abilities. glow-discharg polymer.
Synthesis
 
Quality standards & test methods
item
physical and chemical indexes
test methods
actives*, %, ≥
95
 
*: should be marked on molecular weight.
Major Uses
Conditioning agent, defoaming agent in personal care products.
Softening agent, brightening agent in leather, textile, fiber.
Use as lubricant, hydraulic oil.
Use as brightening agent.
Use as defoaming agent.
Use as hydrophilic coatings.
Use as intermediate in organic synthesis.
Manufacturers
 
References
[1]:http://toxnet.nlm.nih.gov/:107-46-0
Update: 20140828(1);