The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 28, 1983
Filed:
Jan. 28, 1981
Applicant:
Inventors:
Koichi Yasui, Nobeoka, JP;
Jinpei Hisano, Nobeoka, JP;
Assignee:
Asahi Kasei Kogyo Kabushiki Kaisha, Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
B29F / ;
U.S. Cl.
CPC ...
26432816 ;
Abstract
A process for injection molding a polyester with improved crystallization thereof is described, which comprises incorporating, prior to molding, incorporating in the polyester as a crystallization accelerator a compound containing at least one aromatic ring selected from the group consisting of a benzene ring, a naphthalene ring and an anthracene ring; at least one sulfonic acid alkali metal salt group; and at least one phenolic hydroxy alkali metal salt group.