Patent · US Expired

Poly(1,4-cyclohexylenedimethylene terephthalate) with improved melt stability

US5428086A · kind A · utility

19Cited by
9References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 3, 1993
Grant dateJun 27, 1995
Priority date
Expiry dateMay 3, 2013

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L67/02
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Disclosed are reinforced polyester compositions having repeat units from terephthalic acid and 1,4-cyclohexanedimethanol which have improved melt stability due to the addition of small amounts of an epoxy compound and either a phosphite or phosphonite.

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