Patent · US Expired

Phenolic resin composition

US6664343B2 · kind B2 · utility

63Cited by
6References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 12, 2002
Grant dateDec 16, 2003
Priority date
Expiry dateFeb 12, 2022

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L61/06
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A phenolic resin composition which is stable against an environmental moisture change and, further, excellent in fast curing property, flexibility and heat resistance. The phenolic resin composition contains 70-97% by weight of a phenolic resin and 3-30% by weight of a silicone-based rubber component and has a ratio of an ortho-bonding to a para-bonding at a methylene bonding in the phenolic resin of 2-9.

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