Patent · US Expired

Pigment composition of a modified diketopyrrolopyrrole and an aminoalkyl acrylate resin

US5685901A · kind A · utility

2Cited by
6References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 29, 1994
Grant dateNov 11, 1997
Priority date
Expiry dateNov 29, 2014

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09B67/0013
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The present invention relates to a pigment composition comprising a diketopyrrolopyrrole pigment of formula (I) ##STR1## wherein A and B are as defined in claim 1, on the particle surface of which pigment an organometallic compound or a modified diketopyrrolopyrrole is adsorbed, and an aminoalkyl acrylate, and to the use of said composition for coloring organic material of high molecular weight.

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