Patent · US Active

Polylactide resin, method of preparing the same, and polylactide resin composition comprising the same

US8779083B2 · kind B2 · utility

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1References
15Claims
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Assignee

Inventors

Key dates

Filing dateSep 2, 2010
Grant dateJul 15, 2014
Priority date
Expiry dateApr 26, 2031

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L79/00
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Disclosed are polylactide resin that may exhibit and maintain excellent mechanical properties, exhibit excellent heat resistance, and thus can be used for a semi-permanent use, a method for preparing the same, and a polylactide resin composition comprising the same.The polylactide resin has a low hydrolysis rate constant of 0.1 day−1 or less and a weight average molecular weight of 100,000˜1,000,000, under specific conditions.

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