Polydimethylsiloxane Cyclics
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- Category :
Organic chemicals and Derivatives
- CAS NO : 556-67-2
- EC NO : 209-136-7
- Molecular Formula : C8H24O4Si4
- Main Specifications :
- Synonyms : Octamethyl cyclotetrasilazane;octaphenyl silsesquioxane;Octamethylcyclotetrasiloxane;2,2,4,4,6,6,8,8-octamethyl-1,3,5,7,2,4,6,8-tetroxatetrasilocane;D4;
Package: 200kg iron-plastic drum
Uses : Widely used in the finishing of cotton, hemp, silk, nylon, polyester, or the waterproof and moisture-proof treatment of glass, ceramic, leather, paper, metal, cement and marble
Molecular Structure:
Product description:
We are professional producer and supplier for Polymethyldrosiloxane, with production capacity 70000T per year. Have been exporting for 15 years. 100% for export. Main market are European countries, USA markets, South America, Korea, Australia, India, Taiwan etc.
Product Name: POLYMETHYLHYDROSILOXANE MH
Synonym: Poly[oxy(methylsilylene)]
FomularC7H22O2Si3
Molecular : 222.5
tructer:
Spec:
Testing Item Standard
Viscosity (25°C, cst) 15-30
Hydrogen, % 1.58-1.62
Volatile Component (%) 2.0 Max.
Density (25°C, g/cm3) 0.995 1.015
Refractive Index (25°C) 1.390 1.410
Flashing Point (°C) 100 Min.
pH Value 10 Max.
Appearance Colorless Transparent Fluidy Liquid
CAS: 63148-57-2
UN No.: 1993
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