Patent · US Expired

Water-soluble polyamides containing aromatic groups

US4870119A · kind A · utility

6Cited by
9References
29Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 24, 1986
Grant dateSep 26, 1989
Priority date
Expiry dateNov 24, 2006

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G69/48
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Water-soluble cross-linked polyamides are produced by reacting (B) a cross-linking agent with (A) the product of reacting (A.sub.1) a dicarboxylic acid and (A.sub.2) a polyamine, provided that at least one of (A.sub.1) (A.sub.2) and (B) contains an aromatic moiety or that the product of reacting (B) with (A) is further reacted with a compound containing an aromatic moiety. The products are useful as binders for aqueous printing inks.

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