Patent · US Expired

Treatment of inorganic pigments

US4209430A · kind A · utility

34Cited by
9References
27Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 24, 1978
Grant dateJun 24, 1980
Priority date
Expiry dateNov 24, 1998

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC01P2006/80
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Improved inorganic pigments, such as pigmentary titanium dioxide, are made by treating such pigments with a treating agent comprising the reaction product of a phosphorylating agent and a polyolefin.

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