Patent · US Expired

Wet strength resin composition and method of making same

US5239047A · kind A · utility

76Cited by
28References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 5, 1991
Grant dateAug 24, 1993
Priority date
Expiry dateAug 5, 2011

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31504
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A wet strength resin composition is comprised of an aminopolyamide-epichlorohydrin acid salt resin having a total organically bound chlorine of up to 0.7% by weight of the resin. The amount of total organically bound chlorine present is controlled by the process parameters.

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