Patent · US Expired

Carboxylated poly(oxyalkylenes)

US4528334A · kind A · utility

45Cited by
4References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 30, 1984
Grant dateJul 9, 1985
Priority date
Expiry dateApr 30, 2004

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G65/08
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Graft copolymers are obtained which are substantially free of insoluble homopolymers by grafting 3 to 15 percent by weight of acrylic acid onto poly(oxyalkylene) compounds.

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