Patent · US Expired

Thermotropic semialiphatic copolyesteramides

US5162484A · kind A · utility

4Cited by
9References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 12, 1990
Grant dateNov 10, 1992
Priority date
Expiry dateJul 12, 2010

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G69/44
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Novel thermotropic semialiphatic copolyesteramides having relatively low melt temperatures contain the following recurring structural units: ##STR1## in which Ar.sub.1 is a divalent aromatic and/or cycloaliphatic radical, Ar.sub.2 is a divalent aromatic radical, X is --NH-- or --CO--, and A includes a divalent aliphatic hydrocarbyl radical.

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