31692-79-2

Basic information

• Product Name: POLY(DIMETHYLSILOXANE), HYDROXY TERMINATED
• Synonyms: .alpha.-hydro-.omega.-hydroxy-Poly[oxy(dimethylsilylene)];Dimethiconol;Poly[oxy(dimethylsilylene)],.alpha.-hydro-.omega.-hydroxy-;POLY(DIMETHYLSILOXANE), HYDROXY TERMINATED;SILICON PS 347.5, FOR GC;Dimethyl siloxanes;Poly[oxy(dimethylsilylene)],a-hydro-w-hydroxy- (8CI,9CI)
• CAS NO: 31692-79-2
• Molecular Formula: (C2H6 O Si)n H2 O
• Molecular Weight: 0
• Mol File: 31692-79-2.mol
• Article Data: 0

Chemical Properties

• Boiling Point: 182 °C
• Flash Point: 155 °F
• Appearance: /
• Density: 0.98 g/mL at 25 °C
• Refractive Index: n20/D 1.406
• CAS DataBase Reference: POLY(DIMETHYLSILOXANE), HYDROXY TERMINATED(CAS DataBase Reference)
• NIST Chemistry Reference: POLY(DIMETHYLSILOXANE), HYDROXY TERMINATED(31692-79-2)
• EPA Substance Registry System: POLY(DIMETHYLSILOXANE), HYDROXY TERMINATED(31692-79-2)

Safety Data

• Hazard Codes: Xi
• Statements: 36/37/38
• Safety Statements: 26-36
• WGK Germany: 1
• RTECS: VW3157812
• Hazardous Substances Data: 31692-79-2(Hazardous Substances Data)

Usage

General Description

Poly(dimethylsiloxane), hydroxy terminated is a type of silicone polymer that has hydroxyl groups located at the ends of its chain. This polymer is widely used in various industries, including cosmetics, pharmaceuticals, and electronics, due to its unique properties such as high thermal stability, low surface tension, and water repellency. In cosmetics, it is commonly used in skincare products and hair conditioners for its emollient and moisturizing properties. In addition, it is used in pharmaceuticals as a coating for tablets and as a lubricant for syringes. In the electronics industry, it is used as a dielectric in electrical insulators and as a sealant for electronic components. Overall, poly(dimethylsiloxane), hydroxy terminated is a versatile chemical with a wide range of applications across different industries.