Patent · US Expired

Method for making polyketones

US4762909A · kind A · utility

3Cited by
4References
26Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 23, 1987
Grant dateAug 9, 1988
Priority date
Expiry dateSep 23, 2007

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G69/00
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A new process for making polyketones which comprises reacting a diacylaromatic compound with a bis(trichloromethylketone) compound in the presence of a basic catalyst. New poly-.beta.-diketones have been prepared using the process.

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