Patent · US Expired

Primer for silicone compositions

US6475329B1 · kind B1 · utility

7Cited by
31References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 4, 1999
Grant dateNov 5, 2002
Priority date
Expiry dateOct 4, 2019

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09J2471/006
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A combination of a specific first coupling agent, second coupling agent, and carrier solvent is synergistically effective as a primer for improving the adhesion of silicone compositions, especially hydrosilation cured silicone gels, to polymer surfaces. The first coupling agent is a titanium-, boron-, or zirconium-containing coupling agent, or a combination of such. The second coupling agent is a silane coupling agent.

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