Patent · US Active

Polyphenyl sulfone ketone copolymers

US8742062B2 · kind B2 · utility

1Cited by

7References

21Claims

0Family size

Assignee

Solvay Advanced Polymers, L.L.C. · US

Inventors

Atul Bhatnagar · Saratoga, US
William W. LOONEY · Sugar Hill, US
Chantal Louis · Alpharetta, US

Key dates

Filing date	Jun 10, 2010
Grant date	Jun 3, 2014
Priority date	—
Expiry date	Mar 31, 2031

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/139
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A polymer comprising sulfone groups, ketone groups and optionally substituted polyarylene groups, wherein the number of moles of sulfone groups over the number of moles of ketone groups ratio is greater than 1. A process for making such polymer, a composition comprising such polymer, and articles made therefrom.

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