Patent · US Expired

Polyamide from polymeric fatty acid and long chain dicarboxylic acid

US4882414A · kind A · utility

7Cited by
2References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 29, 1984
Grant dateNov 21, 1989
Priority date
Expiry dateNov 29, 2004

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G69/34
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Polyamide hot-melt adhesives are prepared from condensation of a mixture of polymeric fatty acids and 1,18-octadecane-dicarboxylic acid or 1,16-hexadecanedicarboxylic acid and a substantially equivalent proportion of a polyamine.

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