Patent · US Expired

Crosslinkable silicon polymer compositions

US6140449A · kind A · utility

1Cited by
6References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 26, 1999
Grant dateOct 31, 2000
Priority date
Expiry dateJan 26, 2019

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09D183/16
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A crosslinkable silicon polymer composition is provided comprising (A) a silicon polymer containing Si--Si bonds and Si--H groups and having a Mn of 500-500,000, (B) a polyfunctional aromatic carboxylic acid allyl ester, and (C) an organic peroxide or azo compound. The composition cures into a crosslinked polysilane film which is solvent insoluble, tough, and abrasion resistant.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.