Patent · US Expired

Biodegradable aliphatic-aromatic polyester

US8193301B2 · kind B2 · utility

1Cited by
8References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 17, 2006
Grant dateJun 5, 2012
Priority date
Expiry dateMar 17, 2026

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31786
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Biodegradable aliphatic/aromatic copolyester comprising: A) an acid component comprising repeating units of: 1) 49 to 63 mol % of an aromatic carboxylic acid; 2) 51 to 37 mol % of an aliphatic carboxylic acid, at least 50% of which is brassylic acid; B) a diol component; said copolyester being disintegrated according to the Standard ISO 20200 in 90 days.

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