Patent · US Expired

Heterogeneous polymers

US4855337A · kind A · utility

3Cited by
8References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 23, 1986
Grant dateAug 8, 1989
Priority date
Expiry dateMay 23, 2006

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S525/902
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Latices which may be used in paper coating compositions to provide reasonable stiffness and enhanced pick resistance contain heterogeneous particles comprising polymers based on styrene and butadiene and contain in one domain 1 to 20 weight % of an alkenyl nitrile.

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