Patent · US Expired

Branched polyphenylene polymers

US7268193B2 · kind B2 · utility

11Cited by
4References
58Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 4, 2005
Grant dateSep 11, 2007
Priority date
Expiry dateAug 1, 2025

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G2261/312
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Branched polyarylene polymers are provided comprising monovalent endcappers, divalent linear units, and polyvalent branching units. The composition of the polymers is controlled by adjusting the ratio of the three types of monomers.

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