释义 |
polysiloxane
polysiloxane (ˌpɒlɪsɪˈlɒkseɪn) n (Chemistry) chem a polymer composed of silicon and oxygen atoms
polysiloxane
polysiloxane[¦päl·i·si′läk‚sān] (organic chemistry) (R2SiO)n A polymer in which the chain contains alternate silicon and oxygen atoms; in the formula, R can be H or an alkyl or aryl group; commercially, the R is usually CH3(the methylsiloxanes); properties vary with molecular weight, from oils to greases to rubbers to plastics. MedicalSeesilicone |