Title:
バイオマス資源由来ポリエステル及びその製造方法
Document Type and Number:
Japanese Patent JP5390255
Kind Code:
B2
Abstract:
Provided is a pellet obtained from a biomass-resource-derived polyester comprising as a main repeating unit thereof a dicarboxylic acid unit and a diol unit, wherein at least one of the dicarboxylic acid and diol used as raw materials of the polyester is obtained from biomass resources;and wherein a nitrogen atom content in the polyester except nitrogen atoms contained in the covalently bonded functional group in the molecule of the polyester is, in terms of a mass ratio, 0.01 ppm or greater but not greater than 50 ppm relative to the polyester.
Inventors:
Takayuki Qingdao
Yasuaki Miki
Katsuhisa Kumazawa
Satoshi Kato
Ueda Tadashi
Toyomasa Hoshino
Shintani Noboru
Kenji Yamagishi
Atsushi Isoya
Yasuaki Miki
Katsuhisa Kumazawa
Satoshi Kato
Ueda Tadashi
Toyomasa Hoshino
Shintani Noboru
Kenji Yamagishi
Atsushi Isoya
Application Number:
JP2009117246A
Publication Date:
January 15, 2014
Filing Date:
May 14, 2009
Export Citation:
Assignee:
Mitsubishi Chemical Corporation
International Classes:
C08G63/78; C08G63/12; C08L67/02; C08L101/00; C08L101/16; C12N15/09; C12P7/18; C12P7/44; C12P7/46; C12P7/62
Domestic Patent References:
| JP200595169A | ||||
| JP2001323056A | ||||
| JP2001335626A | ||||
| JP9110971A | ||||
| JP200941036A |
Foreign References:
| WO2005030973A1 |
Attorney, Agent or Firm:
Norio Kakizawa