Title:
COMPOSITION CONTAINING POLYLACTIC ACID AND METHOD FOR PRODUCING THE SAME
Document Type and Number:
Japanese Patent JP2010070588
Kind Code:
A
Abstract:
To provide a method for producing a composition containing polylactic acid that has good hue.
The composition containing polylactic acid is obtained by melt ring-opening polymerization under specific condition, using a metal compound as a catalyst containing at least one metal selected from tin, aluminum, zinc, calcium, titanium, germanium, manganese, magnesium, and rare earth elements, under coexistence of lactide and a specific phosphorous acid compound.
Inventors:
NONOKAWA RYUJI
Application Number:
JP2008236486A
Publication Date:
April 02, 2010
Filing Date:
September 16, 2008
Export Citation:
Assignee:
TEIJIN LTD
International Classes:
C08L67/04; C08G63/82; C08K5/524; C08L101/16; D04H1/54; D04H1/541
Domestic Patent References:
| JP2007023083A | 2007-02-01 | |||
| JP2007099939A | 2007-04-19 | |||
| JPH10287734A | 1998-10-27 | |||
| JP2002138188A | 2002-05-14 | |||
| JP2007023083A | 2007-02-01 | |||
| JP2007099939A | 2007-04-19 |
Foreign References:
| WO2008081617A1 | 2008-07-10 |
Attorney, Agent or Firm:
Hideko Mihara