Patent · US Expired

Particulate polymers, their production and uses

US4950725A · kind A · utility

27Cited by
5References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 19, 1989
Grant dateAug 21, 1990
Priority date
Expiry dateMay 19, 2009

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD06P1/44
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

Polymer thickeners suitable for use as textile pigment print paste thickeners are particulate cross linked polymers having a particle size of below 20 .mu.m and have defined physical characterization that indicates an optimum degree of cross linking and molecular size within the polymer.

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