Patent · US Expired

Process for treating pigments

US5260052A · kind A · utility

11Cited by
3References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 20, 1992
Grant dateNov 9, 1993
Priority date
Expiry dateJul 20, 2012

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08J2367/02
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The present invention concerns a process for preparing a treated blend which contains pigment material dispersed in a continuous phase of water and a polyester material. The invention also concerns compositions prepared from such process. The polyester material of the treated blend is linear, contains a sulfomonomer, and has an average particle size of less than 1 .mu.m.

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