Poly (Methylhydrosiloxane) CAS No. 63148-57-2

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Introduction

Product Name

Poly(Methylhydrosiloxane)

Multiple Names

Poly(Dimethylsiloxane-Co-Methylhydrosiloxane);

Methyl Hydrogen Silicone Fluid;

Poly(methylhydrosiloxane);

Methylhydro-Silicone Oil;

PMHS;

Trimethylsiloxy Terminatedpolymethyhydrosiloxane;

Methyl hydro-Silicone Oil;

Polymethylhydrosiloxane, Trimethylsiloxy Terminated.

CAS No. 63148-57-2

EC No. 613-152-3

MF No. C7H22O2Si3

MW No. 222.5

Subheadings Details
Chemical Name Poly(Methylhydrosiloxane)
Formula (CH₃SiHO)ₙ
Molecular Weight Variable, depending on polymer chain length
Appearance Clear, colorless to slightly yellow liquid
Density Approximately 0.96 g/mL at 25°C
Viscosity Ranges from low to high, depending on grade
Flash Point Above 50°C (varies with specific product)
Refractive Index Approximately 1.40 at 25°C
Stability Stable under normal conditions; avoid heat, sparks, and flames
Solubility Soluble in organic solvents; insoluble in water
Reactivity Reactive with oxygen, acids, and bases; undergoes hydrolysis
Hazard Classification Flammable liquid; may cause irritation to skin and eyes
Applications – Used as a crosslinker in silicone rubber formulations
– Employed in the production of silicone oils and greases
– Utilized in the synthesis of various silicone-based materials
Storage Conditions Store in a cool, dry place, away from heat and open flames

 

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