|
|
|
|
|
Octamethylcyclotetrasiloxane (D4) |
|
(CH3)8Si4O4 |
|
556-67-2 |
|
It will produce silicone high polymer from ring-opening reaction under catalyzing of acid or alkali, which is a basic material of silicone oil and silicone rubber and is also can be directly used in rubber filler treatment or a raw material for cosmetics. |
|
Name of commodity: Octamethylcyclotetrasiloxane CAS.NO. 556-67-2 Molecular formula: (CH3)8Si4O4 Molecular mass: 296.6 Description of danger: UN NO.1993,Package category No.¥² Product standard: Enterprise Standard Q/DYYJG1006-2007 Octamethylcyclotetrasiloxane National Standard GB/T 20435-2006 Octamethylcyclotetrasiloxane Performance and technical indexes Appearance and properties: colorless transparent oily liquid. P H Value:7 Melting Point(¡É):17.5 Relative Density (Water¡¯s =1):0.96 Boiling Point(¡É):175(101.3kpa) Relative Density(Air¡¯s =1) : ¡ª Pressure of Saturated Vapor(kpa):0.1(20¡É) Octanol/water distribution coefficient: 5.1 Flash Point (¡É): 56 Ignition Temperature (¡É): 400 Upper Limit of Explosion£Û£¥(V/V)£Ý: 11.7 Lower Limit of Explosion£Û£¥(V/V)£Ý:0.4 Dissolubility: insoluble in water, soluble in organic solvent such as benzene etc. |
Industrial field |
organo silicone, others, plastic, polymer, resin, monomer |
|
|
|
|
|
|
|
There are no existing companies to distribute selected chemical product |
|
|
|
|
|