Patent · US Expired

Amorphous polyamide composition from neopentyl diamine

US5264544A · kind A · utility

3Cited by
1References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 15, 1992
Grant dateNov 23, 1993
Priority date
Expiry dateJul 15, 2012

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G69/265
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Amorphous polyamide compositions are provided which are transparent and have improved glass transition and thermal decomposition temperatures. The polyamide compositions of the present invention can be prepared as the polymeric condensation product of a diamine component comprising neopentyldiamine, and a diacid component comprising an aromatic dicarboxylic acid.

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