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Polysiloxanes, di-Me

CAS Number
63148-62-9
EC Number
613-156-5
Molecular Weight
N/A

Description

Polysiloxanes, di-Me (CAS 63148-62-9 ), commercially known as PDMS or Dimethicone, is a silicone polymer used across industries for foam control, lubrication, and surface modification. In food and pharmaceutical applications, it is also recognized as E900 . Procurement teams source it as a functional additive where controlled surface tension, slip, or defoaming performance is required. In personal care, PDMS is incorporated into hair conditioners, skin creams, and primers to deliver slip and a non-greasy skin feel without occlusive buildup. Coatings and release liner manufacturers use it to reduce surface friction and prevent substrate adhesion during processing. Industrial defoaming is a primary application for this versatile polymer. PDMS controls foam in food processing, fermentation, and wastewater treatment at low addition rates. In lubricants and metalworking fluids, it functions as a boundary lubricant and plasticizer. PDMS is supplied as a clear liquid across a broad viscosity range, typically from 0.65 cSt to 1,000,000 cSt, with viscosity grade being the primary specification buyers must confirm. Food-grade and pharmaceutical-grade material is available to FCC , USP , and Ph. Eur. standards under the Dimethicone monograph. Technical grades serve industrial coating and polymer applications. Contact us for supply of Polysiloxanes, di-Me Request Quote

Other Names (Synonyms)

E900 | PDMS | Siloxanes and Silicones, di-Me | PMS 200A | SH 200-1000CS | H 1-10000 | Citric Acid | Silicone Oil

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Melting Point−59 °C(lit.)
Boiling Point101 °C(lit.)
Density0.9 g/cm³
Flash Point33 °F
Appearanceviscous colourless liquid
ColorClear colorless
OdorOdorless
FormOily Liquid
Water SolubilityPRACTICALLY INSOLUBLE
Vapor Pressure<5 mm Hg ( 25 °C)
Refractive Indexn 20/D 1.377(lit.)

Trade & Regulatory

HS Code39100000
Storage Class10 - Combustible liquids
WGK (Germany)1