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:
Dec. 31, 2002
Filed:
Feb. 25, 2000
Applicant:
Inventors:
Assignee:
Teijin Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29B 9/12 ; C08F 3/206 ; C08F 3/208 ;
U.S. Cl.
CPC ...
B29B 9/12 ; C08F 3/206 ; C08F 3/208 ;
Abstract
An aromatic polyester composition which comprises 5 to 95 wt % of an ethylene naphthalenedicarboxylate copolymer and 95 to 5 wt % of an ethylene terephthalate (co)polymer and has a compatibility between these polymers of 0.15 to 0.5, and whose melting point lowers depending on the content of ethylene naphthalenedicarboxylate. This composition has excellent compatibility, transparency, barrier properties and heat resistance and is an excellent raw material for forming various molded products, particularly bottles. A bottle and its production process are also disclosed.