Patent · US Expired

Alkenyloxylated aromatic polyamidoimides

US4927899A · kind A · utility

19Cited by
0References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 24, 1989
Grant dateMay 22, 1990
Priority date
Expiry dateMar 24, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G18/671
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Novel curable aromatic polyamidoimides having alkenyloxy end groups, well adopted as coating solutions or for the production of solid shaped articles, are prepared by the direct interreaction among (i) an aromatic diisocyanate, (ii) a monoanhydride of a tricarboxylic acid and (iii) an alkenyloxylated monocarboxylic acid, and have the following structural formula (I): ##STR1##

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