Product name:Tetravinyl tetramethyl cyclotetrasiloxane

Model:NV-SiF221 

Components: 2,4,6,8-Tetravinyl-2,4,6,8- tetramethyl cyclotetrasiloxane (V4)

CAS No.: 2554-06-5

EINECS : 219-863-1

Molecular structure:

[CH2=CH(CH3)SiO]4

Molecular formula : C12H24O4Si4

Molecular weight  : 344.66

Typical properties:

Appearance:Colorless transparent liquid

Purity≥99.0%

Vi content≥30.3%

V3 content ＜0.20%

V4 content ≥99.0%

The ethyl content (the vice peak followed V4)＜0.60%

Density(25℃,g/cm3) ：0.9875～0.998

Refractive point(20℃)：1.4300-1.4400

Boiling point(℃):224～224.5℃

Flashing point(℃):86℃

Water solubility:Insoluble

Use:

Used as the additives (intermediate) in the preparation of polymethylvinylsiloxane polymers:vinyl silicone oil,vinyl silicone resin.

Base raw materials of various of silicone rubber. Used as the crosslinker in combination with hydrogen terminated silicone polymer to produce silicone elastomers,sealants,coatings and encapsulants.

Package:190kg/drum or 950kg/IBC or according to customer’s requirements.

Storage:

Sealed stored in cool and ventilation place.