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Product Code:SP8030

Product Name:Polydimethylsiloxane

Product Introduction:

Polydimethylsiloxane is a silicone polymer with a repeating Si-O backbone and methyl side groups. It is hydrophobic, chemically inert, and thermally stable. PDMS exhibits low surface tension and high gas permeability. It is widely used as a lubricant, antifoaming agent, release agent, dielectric fluid, and in biomedical devices, sealants, and personal care products.

Basic Information

  • Chinese name:聚二甲基硅氧烷
  • CAS number:[63148-62-9]
  • Molecular formula:[-Si(CH₃)₂O-]ₙ

Structural formula

Physical properties

  • Appearance:Crystal clear

Product standard

Technical indicators

Project Indicator
Appearance Crystal clear
Viscosity, 25℃, mm²/s 50-1000
Volatile Content 0.02-0.30

Characteristic advantages

  • Excellent thermal stability
  • Outstanding hydrophobicity
  • Chemical and biological inertness
  • High shear resistance
  • Good defoaming property

Application field

  • Defoamer
  • Release agent
  • Lubricant
  • Damping oil
  • Personal care and medical products

Safe handling

  • Wear eye protection and protective gloves as required while handling the product
  • Use the product in a well ventilated area
  • Please consult our MSDS

Use storage

  • When stored in its original container below 40°C and unopened, the shelf life is 2 years. It can still be used after re-inspection
  • Store in a cool and dry place out of direct sunlight
  • Keep out of the reach of children

Packaging Information

  • Available in 25KGS drum, 200KGS drum or 1000KGS IBC