Patent · US Expired

Vinylamine copolymer and process for producing same

US5037927A · kind A · utility

35Cited by
2References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 10, 1988
Grant dateAug 6, 1991
Priority date
Expiry dateAug 10, 2008

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD21H17/34
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Disclosed herein are an N-vinylformamide copolymer having the structural units represented by the following formulas (I) and (II): ##STR1## wherein R.sub.1 represents a hydrogen atom or a methyl group and R.sub.2 represents an alkyl group of 1 to 4 carbon atoms, in which the molar ratio between the structural units (I) and (II) is from 20:80 to 95:5, and a process for producing the N-vinylformamide copolymer.

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