Patent · US Active

Polymethacrylic acid anhydride telomers

US9045575B2 · kind B2 · utility

1Cited by
15References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 6, 2012
Grant dateJun 2, 2015
Priority date
Expiry dateNov 6, 2032

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F2/38
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The present invention provides hypophosphite (co)telomers of methacrylic anhydride having a weight average molecular weight of from 1,000 to 20,000, and having, on average, at least one phosphorus atom bound to two carbon atoms, and at least one carboxylic acid or salt group.

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