Hydrogen‑Sealed T‑Type Phenyl Polysiloxane

Name: Hydrogen‑Sealed T‑Type Phenyl Polysiloxane
Brand: Siwin
Rating: 5.0 (29 reviews)

Siwin‑HP21‑T is a T‑branched polyphenylsiloxane terminated with reactive hydride (Si‑H) groups. Its molecular‑weight range covers 550‑3000. This product features excellent miscibility with dimethyl siloxane, liquid silicone rubber, phenyl silicone rubber and phenyl silicone resin. It is widely used as a hydrogen‑containing cross‑linking agent for the curing system of liquid silicone rubber, high‑performance phenyl silicone rubber and phenyl silicone resin.

Model:
Siwin-HP21-T
Brand:
Siwin
Siwin Code:
Siwin-HP21-T
CAS No.:
68952-30-7

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Product Description

Siwin-HP21-T

Hydrogen sealed T-type phenyl polysiloxane

Typical properties

Product No.	Siwin-HP21-T
Product Name	Hydrogen sealed T-type phenyl polysiloxane
CAS No.	68952-30-7
Appearance	Colorless and clear liquid
Viscosity (25℃, mPa·s)	2000 / 3000 / 5000
Refractive index 25℃	1.510–1.540
Flash point, COC, ℃	＞110
Content (H%)	0.20–0.40
Volatiles ≤	2.0%
Molecular Structure

Application

Siwin-EPF276 is one kind of T type polyphenylsiloxane, terminated by hydride, the molecular weight range 550–3000, miscibility with dimethyl siloxane, liquid silicone rubber, phenyl silicone rubber and phenyl resin. It’s used as crosslinker of liquid silicone rubber, phenyl silicone rubber and phenyl resin.

Package & Storage

Packaged with 25kg,200kg coating metal drum, store in a cool ventilated place.

The storage period is 12 months.