Title:
AMORPHOUS POLYESTER RESIN COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2004/037923
Kind Code:
A1
Abstract:
A substantially amorphous polyester resin composition which comprises 1 to 40 parts by weight of a core-shell impact resistance improving agent having, as a core, a bilayer aromatic vinyl-butadiene based copolymer having a refractive index of 1.55 to 1.60 and containing an innermost layer having a high content in weight of a monomer of cross-linking property, and 60 to 99 parts by weight of at least one aromatic polyester or co-polyester. The polyester resin composition exhibits high transparency and high impact resistance and is improved in the whitening at a low stress.
Inventors:
ONUMA HISASHI (JP)
SHIMIZU MICHIO (JP)
YAMAGUCHI KATSUMI (JP)
KADOKURA MAMORU (JP)
SHIMIZU MICHIO (JP)
YAMAGUCHI KATSUMI (JP)
KADOKURA MAMORU (JP)
Application Number:
PCT/JP2003/013341
Publication Date:
May 06, 2004
Filing Date:
October 17, 2003
Export Citation:
Assignee:
KANEKA CORP (JP)
ONUMA HISASHI (JP)
SHIMIZU MICHIO (JP)
YAMAGUCHI KATSUMI (JP)
KADOKURA MAMORU (JP)
ONUMA HISASHI (JP)
SHIMIZU MICHIO (JP)
YAMAGUCHI KATSUMI (JP)
KADOKURA MAMORU (JP)
International Classes:
C08L67/02; C08L51/00; C08L51/04; C08L55/02; (IPC1-7): C08L67/00
Foreign References:
| JP2002155194A | 2002-05-28 |
Other References:
See also references of EP 1559747A4
Attorney, Agent or Firm:
KANEKA CORPORATION (Kita-ku Osaka-shi, Osaka, JP)
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