Patent · US Expired

Process for forming polymeric paraxylylene coatings and films possessing improved oxidation resistance

US4176209A · kind A · utility

14Cited by
0References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 9, 1978
Grant dateNov 27, 1979
Priority date
Expiry dateJan 9, 1998

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08J2365/04
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Polymeric paraxylylene coatings and films possessing significantly improved oxidation resistance, particularly at elevated temperatures, are disclosed as well as a process for their preparation wherein certain antioxidants are vaporized and codeposited with vaporous poly(paraxylylene) precursors onto a substrate.

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