Patent · US Expired

Amidification products of C.sub.19 dicarboxylic acid and cyclical diamines

US3937687A · kind A · utility

7Cited by
3References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 28, 1974
Grant dateFeb 10, 1976
Priority date—
Expiry dateMay 28, 1994

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G69/26
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Polyamids of a C.sub.19 diacid and certain cyclical diamine which are excellent engineering plastics.

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