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:
Sep. 10, 2002
Filed:
Jun. 08, 2001
Applicant:
Inventors:
Hiroyuki Shimo, Kurashiki, JP;
Takashi Yamashita, Tsukuba, JP;
Assignee:
Kuraray Co., Ltd., Kurashiki, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K 5/00 ;
U.S. Cl.
CPC ...
C09K 5/00 ;
Abstract
The present invention provides a multilayered pipe for hot water circulation having excellent oxygen barrier properties and anti-crack properties, in particular, excellent anti-crack properties at low temperatures by using a thermoplastic resin composition comprising 50 to 99% by weight of an ethylene-vinyl alcohol copolymer (A) and 1 to 50% by weight of multilayered polymer particles (B).