Patent · US Expired

Liquid injection molding silcone elastomers having low compression set

US5998516A · kind A · utility

10Cited by
33References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 29, 1997
Grant dateDec 7, 1999
Priority date
Expiry dateDec 29, 2017

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G77/20
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The compression set of elastomeric silicone compositions, addition cured injection moldable compositions or millable compositions, is reduced by the incorporation of nitrogen compounds wherein the nitrogen possesses at least one organic substituent and the nitrogen is tetravalent wherein the nitrogen is cationic.

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