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. 01, 1994
Filed:
Apr. 20, 1993
Applicant:
Inventors:
Yoshihiro Moteki, Kawasaki, JP;
Nobutaka Fujiwara, Kawasaki, JP;
Yukiharu Euruichi, Kawasaki, JP;
Eiichiro Takiyama, Kamakura, JP;
Assignee:
Showa Highpolymer Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; C08G / ; C07C / ;
U.S. Cl.
CPC ...
428290 ; 428 342 ; 428352 ; 428354 ; 4284231 ; 428481 ;
Abstract
Polyester laminates formed by coating by melt-extruding an aliphatic polyester having a melt viscosity of 1.0.times.10.sup.3 -1.0.times.10.sup.5 poises at a temperature of 190.degree. C. and a shear rate of 100 sec.sup.-1, and having a melting point of 70.degree.-200.degree. C. on to paper or cloth. The resin can be coated on paper or cloth at a low temperature with firm adherency, and the sheet thus formed is biodegradable.