Title:
POLYESTER PREFORM AND METHOD FOR MANUFACTURING POLYESTER PREFORM
Document Type and Number:
WIPO Patent Application WO/2015/194526
Kind Code:
A1
Abstract:
The present invention is a plasma-treated polyester preform having an intrinsic viscosity of 0.50-1.00 dl/g and containing 30-200 ppm of a compound having a specific structure in which terephthalic acid and ethylene glycol are condensed, and the present invention has effects whereby staining of a mold is minimal and staining or clogging of a molding line is minimal in a bottle manufacturing process using the preform. The polyester preform can be manufactured by molding a preform and then subjecting the preform to a plasma treatment.
Inventors:
TOGAWA KEIICHIRO (JP)
NAKAJIMA TADASHI (JP)
NAKAJIMA TADASHI (JP)
Application Number:
PCT/JP2015/067249
Publication Date:
December 23, 2015
Filing Date:
June 16, 2015
Export Citation:
Assignee:
TOYO BOSEKI (JP)
International Classes:
B29C49/06; B29B11/08; B29C49/42; C08G63/183; C08J5/00
Foreign References:
| JP2014507317A | 2014-03-27 | |||
| JP2007246923A | 2007-09-27 | |||
| JP2005002170A | 2005-01-06 | |||
| JPH03200831A | 1991-09-02 | |||
| JP2007302283A | 2007-11-22 | |||
| JP2013058748A | 2013-03-28 | |||
| JP2014151632A | 2014-08-25 |
Other References:
TADAHIKO KATSURA: "Genba no Plastic Seikei Kako Series Wakariyasui Jissen Blow Seikei", 20 November 2000 (2000-11-20), pages 98 - 99
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