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Patent Searching and Data


Title:
COPOLYESTER
Document Type and Number:
Japanese Patent JPH08104743
Kind Code:
A
Abstract:

PURPOSE: To obtain a copolyester which can provide a sheet or film excellent in clarity and mechanical strengths.

CONSTITUTION: The copolyester is obtd. from a dicarboxylic acid component mainly comprising terephthalic acid and/or naphthalene-2,6-dicarboxylic acid and contg. 0.5-50mol% phthalic acid and a diol component mainly comprising ethylene glycol and has an intrinsic viscosity of 0.5-1.5dl/g.


Inventors:
SATO NOBORU
FUJIMOTO MASAHIKO
IKEYAMA KOICHI
Application Number:
JP1994000241366
Publication Date:
April 23, 1996
Filing Date:
October 05, 1994
Export Citation:
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Assignee:
MITSUBISHI CHEM CORP
International Classes:
C08G63/183; C08G63/181; C08G63/189; (IPC1-7): C08G63/183; C08G63/189
Domestic Patent References:
JPH069763A1994-01-18
JPH0257339A1990-02-27
Attorney, Agent or Firm:
長谷川 曉司