Patent · US Expired

Carboxylic polymeric thickeners

US4085167A · kind A · utility

34Cited by
7References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 6, 1972
Grant dateApr 18, 1978
Priority date
Expiry dateDec 6, 1992

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S526/932
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Polymers of a polymerizable mixture comprising an ethylenically unsaturated acid and an oligomer of an allyl-containing ester of acrylic acid or methacrylic acid are useful as thickening and bodying agents when partially or completely neutralized.

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