25498-02-6

Basic information

• Product Name: POLY(DIMETHOXYSILOXANE)
• Synonyms: POLY(DIMETHOXYSILOXANE);Silicic acid, tetramethyl ester, homopolymer;TETRAMETHOXYSILANE, oligoMeric hydrolysate;Methyl Polysilicate Si-51
• CAS NO: 25498-02-6
• Molecular Formula: [(CH3O)2SiO]
• Molecular Weight: 0
• Product Categories: Performance Products
• Mol File: 25498-02-6.mol
• Article Data: 0

Chemical Properties

• Boiling Point: >220°C
• Flash Point: >61°C
• Appearance: /
• Density: 1.14-1.16
• Refractive Index: 1.389
• CAS DataBase Reference: POLY(DIMETHOXYSILOXANE)(CAS DataBase Reference)
• NIST Chemistry Reference: POLY(DIMETHOXYSILOXANE)(25498-02-6)
• EPA Substance Registry System: POLY(DIMETHOXYSILOXANE)(25498-02-6)

Safety Data

• Statements: 36/37/38-41
• Safety Statements: 16-26-28-36/37/39
• TSCA: Yes
• Hazardous Substances Data: 25498-02-6(Hazardous Substances Data)

Usage

General Description

Poly(dimethoxysiloxane) is a type of silicone polymer that is used in a wide range of industrial and consumer applications due to its unique properties. This chemical is known for its flexibility, thermal stability, water repellency, and resistance to oxidation and weathering. It is commonly used as a sealant, adhesive, lubricant, and coating in various industries including automotive, construction, electronics, and cosmetics. Its chemical structure consists of repeating units of dimethoxysiloxane monomers, which are linked together through silicon-oxygen bonds. Poly(dimethoxysiloxane) is non-toxic and non-reactive, making it an ideal material for many different purposes.