Vinyl-terminated Poly(phenylmethylsiloxane)

Index No.:

Km-421

Products Name

Vinyl-terminated Poly(phenylmethylsiloxane)

CAS No.:

225927-21-9

Introduction

It is vinyl-terminated linear methyl phenyl silicone oil, molecular weight is 1500~20000.

Application:

used as diluents for addition type methyl phenyl silicone rubber & vinyl phenyl silicone resin
used as LED packaging adhesive with HRI (high refractive index).

CAS NO:225927-21-9

Technical Index:

Item	Technical Index
Appearance	Colorless transparent sticky liquid (When molecular weight is above 10000, it appears slightly milk-white)
Vinyl content	0.14~1.8%
Light transmittance (450mm)	95%min
Density (g/cm3)	1.0~1.10
Refractive index (20^oC)	1.51~1.55
Viscosity (25^oC mm2/s)	500~6000
Boiling point	/
Flashing point, COC	>250^oC

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