Title:
POLYESTER BLOCK COPOLYMER
Document Type and Number:
Japanese Patent JP2878065
Kind Code:
B2
Abstract:
PURPOSE: To improve elastic recovering performance at a low temperature and resistance to hydrolysis.
CONSTITUTION: The polyester block copolymer consists of a polyester segment (A) containing a 6-12C aliphatic dicarboxylic acid and ≥40mol% and <60mol% of phthalic acids based on total acid component as main acid components and containing ≥30mol% of a diol composition expressed by the general formula HOCH2RCH2OH based on total glycol component as a main glycol component and a polyester segment (B) containing an aromatic dicarboxylic acid as a main acid component and containing a 2-4C aliphatic α, ω-diol and/or cyclohexane dimethanol as a main glycol component.
Inventors:
HAYASHI MASAYUKI
SUZUKI MOTOYOSHI
SUZUKI MOTOYOSHI
Application Number:
JP11695293A
Publication Date:
April 05, 1999
Filing Date:
May 19, 1993
Export Citation:
Assignee:
TEIJIN KK
International Classes:
C08G81/00; C08G63/181; C08G63/199; C08L63/00; D01F6/84; (IPC1-7): C08G63/181; C08G63/199; D01F6/84
Domestic Patent References:
| JP6240018A |
Other References:
【文献】特許2698269(JP,B2)
Attorney, Agent or Firm:
Maeda Junhiro
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