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:
Nov. 18, 1997
Filed:
Jun. 20, 1996
Applicant:
Inventors:
Zenya Shiiki, Fukushima-ken, JP;
Yukichika Kawakami, Fukushima-ken, JP;
Assignee:
Kureha Kagaku Kogyo K.K., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; C08F / ;
U.S. Cl.
CPC ...
428221 ; 528272 ; 525437 ; 525446 ; 525450 ; 428221 ; 428364 ;
Abstract
The invention provides poly(ethylene oxalate) containing recurring units represented by the following formula (1): ##STR1## in a proportion of at least 60 basal mol %, wherein (a) the solution viscosity (.eta..sub.inh) is at least 0.25 dl/g as measured at 30.degree. C. and a polymer concentration of 0.40 g/dl in a 4:1 (by weight) mixed solvent of m-chlorophenol and 1,2,4-trichloro-benzene,
Shiiki, Zenya. (1997). Poly(ethylene oxalate), product formed of molded therefrom and (U.S. Patent No. 5688586). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5688586
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile