Patent · US Expired

Functionalized polyphenylene ether from polyphenylene ether chain terminated with phenoxy moiety containing amino and hydroxy group

US4888397A · kind A · utility

49Cited by
4References
27Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 24, 1989
Grant dateDec 19, 1989
Priority date
Expiry dateFeb 24, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L77/00
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Functionalized polyphenylene ethers are prepared by mixing with various functionalized olefinic or acetylenic compounds in the melt, in the absence of free radical initiator. They are useful in the preparation of compositions comprising polyphenylene ethers and polyamides or polyesters.

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