Patent · US Expired

N-cyanoimides

US5216173A · kind A · utility

3Cited by
9References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 23, 1990
Grant dateJun 1, 1993
Priority date
Expiry dateJul 23, 2010

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G73/16
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Polyfunctional N-cyanoimides and their precursors and derivatives are disclosed along with methods for their preparation and interconversion. Also disclosed are curable compositions comprising the N-cyanoimides or poly(amide-cyanoamides) and reactive diluents as well as novel dianhydrides, polyimides, and poly(amide-cyanoamides) and methods for making them.

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