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Octamethylcyclotetrasiloxane RJ-D4
Description

CAS No.:556-67-2

Structural formula: [(CH3)2SiO]4

Molecular weigh: 296.62

Structural formula:

Technical Index
PropertySpecification

Boiling point, °C 

175
Flash point, °C56
Melting point,°C 17.5
Density at 20 °C, g/cm3 0.95
Viscosity(at 25°C,,mm2/s) 2.3
Purity, (D4) ,%min.99.0

Other viscosity can be provided according to customer’s requirements.


Application
This product can be used in variety of applications, including:
Used in the production of 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.