Patent · US Expired

Process for the production of bifunctional polyphenylene ethers

US4487918A · kind A · utility

10Cited by

2References

1Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Walter Heitz · Kirchhain, DE
Wilhelm Risse · Marburg, DE

Key dates

Filing date	Dec 30, 1983
Grant date	Dec 11, 1984
Priority date	—
Expiry date	Dec 30, 2003

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08G65/485
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The invention relates to a process for the production of bifunctional polyphenylene ethers.

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