Patent · US Expired

Polylactide films

US6117928A · kind A · utility

44Cited by
3References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 1, 1999
Grant dateSep 12, 2000
Priority date
Expiry dateFeb 1, 2019

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08J2367/04
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The invention relates to polylactide films the mechanical properties of which, in particular bursting strength, elongation and tearing strength, have been improved by adding to the polymer certain plasticizers. These plasticizers are preferably glycerol esters.

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