Title:
COPOLYMER AND ITS MANUFACTURING METHOD
Document Type and Number:
Japanese Patent JP2002308941
Kind Code:
A
Abstract:
To obtain a copolymer which excels in transparency, mechanical properties, low hygroscopcity and heat resistance, and has a reduced yellowish tint.
The copolymer comprises a monomer unit represented by formula (1) (wherein R is hydrogen atom or methyl group) having a mass ratio of the exo form unit to the endo form unit of 30:70 to 100:0 and a methacrylic ester unit.
Inventors:
OKIMOTO YUKINORI
HATAKEYAMA HIROKI
KAMON YOSHIHIRO
DOI JUNICHI
HATAKEYAMA HIROKI
KAMON YOSHIHIRO
DOI JUNICHI
Application Number:
JP2001111247A
Publication Date:
October 23, 2002
Filing Date:
April 10, 2001
Export Citation:
Assignee:
MITSUBISHI RAYON CO
International Classes:
C08F220/18; C08F220/12; (IPC1-7): C08F220/18; C08F220/12
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