Patent · US Expired

Papermaking using cationic starch and naturally anionic polysacchride gums

US5104487A · kind A · utility

66Cited by
1References
33Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 16, 1990
Grant dateApr 14, 1992
Priority date
Expiry dateAug 16, 2010

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD21H17/27
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

The present invention is directed to a paper having improved properties, a process of producing the paper, and compositions used in the process of producing the paper. The invention generally comprises using a cationic starch in combination with a naturally anionic polysaccharide gum.

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