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.

Date of Patent:
Jun. 19, 2018

Filed:

Mar. 09, 2016
Applicant:

Kuraray Co., Ltd., Kurashiki-shi, JP;

Inventors:

Go Tazaki;

Hideaki Suzuki, Tsukuba, JP;

Toshiaki Hasegawa, Tsukuba, JP;

Assignee:

KURARAY CO., LTD., Kurashiki-shi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 27/34 (2006.01); B32B 1/08 (2006.01); B32B 27/08 (2006.01); F02M 37/00 (2006.01); F16L 11/12 (2006.01); F02M 37/04 (2006.01);
U.S. Cl.
CPC ...
B32B 27/34 (2013.01); B32B 1/08 (2013.01); B32B 27/08 (2013.01); F02M 37/0017 (2013.01); F16L 11/125 (2013.01); B32B 2250/03 (2013.01); B32B 2250/40 (2013.01); B32B 2307/546 (2013.01); F02M 37/04 (2013.01);
Abstract

A multilayered tube for transporting fuel including an innermost layer (A), an outermost layer (B) and an intermediate layer (C), characterized by that: the innermost layer (A) and the outermost layer (B) include a resin composition including 40 mass % or more of semi-aromatic polyamide; a flexural modulus of a material constituting the intermediate layer (C) measured according to ISO 178 is 800 MPa or less; and it is used in an environment in which both the innermost layer (A) and the outermost layer (B) are contacted with biodiesel fuel. In addition, a fuel pump module including the multilayered tube for transporting fuel and a method for using them.


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