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:
Oct. 06, 1998
Filed:
Sep. 11, 1996
Applicant:
Inventors:
Motonobu Furuta, Chiba, JP;
Takanari Yamaguchi, Tsukuba, JP;
Assignee:
Sumitomo Chemical Company, Limited, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ; B32B / ;
U.S. Cl.
CPC ...
428-1 ; 428 342 ; 428480 ; 2065241 ; 229-31 ; 229 / ; 220457 ; 220458 ; 25229901 ;
Abstract
The present invention provides a laminated material comprising a paper as a substrate, which is superior in heat resistance and gas barrier properties, and a paper pack container formed from said laminated material. Disclosed is a laminated material comprising at least a paper layer as a substrate and a layer of a liquid crystal polyester resin composition containing 56 to 99% by weight of a liquid crystal polyester (A) and 44 to 1% by weight of an epoxy group-containing ethylene copolymer consisting of the following components: