Title:
POLYESTER PREFORM AND METHOD FOR MANUFACTURING POLYESTER PREFORM
Document Type and Number:
Japanese Patent JP2016003303
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a polyester preform that causes less staining of a mold, and a method for manufacturing such a polyester preform.SOLUTION: The present invention is a flame-treated polyester preform having an intrinsic viscosity of 0.50-1.00 dl/g and containing 900-1800 ppm of a compound having a specific structure in which terephthalic acid and ethylene glycol are condensed.
Inventors:
TOGAWA KEIICHIRO
NAKAJIMA NAOSHI
NAKAJIMA NAOSHI
Application Number:
JP2014125442A
Publication Date:
January 12, 2016
Filing Date:
June 18, 2014
Export Citation:
Assignee:
TOYO BOSEKI
International Classes:
C08J7/00; B29B11/06; B29B13/02