Patent · US Expired

Softener-free polyamide and molding composition and use thereof

US6100370A · kind A · utility

2Cited by
1References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 6, 1999
Grant dateAug 8, 2000
Priority date
Expiry dateMay 6, 2019

Classification

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

Abstract

The invention concerns a softener-free polyamide prepared by polycondensation and/or polymerization of polyamide-forming monomers, wherein it was obtained by adding 5-50 wt. % of a dimer diol with a molecular weight within the range of 400-1000 and/or corresponding OH-terminated polyesters.

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