Patent · US Expired

Plasma-resistant polymeric material, preparation thereof, and use thereof

US4981909A · kind A · utility

9Cited by
17References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 7, 1988
Grant dateJan 1, 1991
Priority date
Expiry dateSep 7, 2008

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03F7/265
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Plasma-resistant polymeric materials are prepared by reacting a polymeric material containing reactive hydrogen functional groups with a multifunctional organometallic material containing at least two functional groups which are reactive with the reactive hydrogen functional groups of the polymeric material, such as hexamethylcyclotrisilazane.

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