469319

Poly(dimethylsiloxan)

viscosity 1.0 cSt (25 °C)

• Synonym(e): Octamethyltrisiloxan
• Lineare Formel: [(CH₃)₃SiO]₂Si(CH₃)₂
• CAS-Nummer: 107-51-7
• Molekulargewicht: 236.53
• Beilstein: 1753063
• EG-Nummer: 203-497-4
• MDL-Nummer: MFCD00008264
• UNSPSC-Code: 12162002
• PubChem Substanz-ID: 24870584
• NACRES: NA.23

Eigenschaften

• Dampfdichte: >1 (vs air)
• Qualitätsniveau: 100
• Brechungsindex: n20/D 1.384 (lit.)
• Viskosität: 1.0 cSt(25 °C)
• bp: 153 °C (lit.)
• mp (Schmelzpunkt): −82 °C (lit.)
• Dichte: 0.82 g/mL at 25 °C (lit.)
• SMILES String: C[Si](C)(C)O[Si](C)(C)O[Si](C)(C)C
• InChI: 1S/C8H24O2Si3/c1-11(2,3)9-13(7,8)10-12(4,5)6/h1-8H3
• InChIKey: CXQXSVUQTKDNFP-UHFFFAOYSA-N

Beschreibung

Allgemeine Beschreibung

Poly(dimethylsiloxane) (PDMS), also known as dimethicone, is an organosilicon compound that is widely used as a siloxane based elastomer. It is a hydrophobic material with attractive physical and chemical properties such as elasticity, optical transparency, tunable surface chemistry, and low electrical conductivity.

Anwendung

PDMS can be used in microfluidic devices, nanolithography, and other membrane based applications.

Sicherheitshinweise

• Piktogramme: GHS02
• Signalwort: Warning
• H-Sätze: H226
• P-Sätze: P210 - P233 - P240 - P241 - P242 - P243
• Gefahreneinstufungen: Flam. Liq. 3
• Lagerklassenschlüssel: 3 - Flammable liquids
• WGK: WGK 3
• Flammpunkt (°F): 84.2 °F - (External MSDS)
• Flammpunkt (°C): 29 °C - (External MSDS)
• Persönliche Schutzausrüstung: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter