Patent · US Expired

Polymeric quaternary ammonium salts containing specific cationic recurring units

US4247476A · kind A · utility

24Cited by
12References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 1, 1978
Grant dateJan 27, 1981
Priority date
Expiry dateJun 1, 1998

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S534/01
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Disclosed are novel polymeric quaternary ammonium salts containing specific di-tertiary amino substituted cationic recurring units. Said salts are useful as dyeing and finishing agents, especially for dyeing textile materials, such as polyacrylonitrile fiber materials, as dispersing agents and emulsifiers, as antistatic, antimicrobial and flocculating agents and as precipitants.

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