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:
Nov. 04, 2025

Filed:

Jun. 24, 2022
Applicant:

Daikin Industries, Ltd., Osaka, JP;

Inventors:

Kozue Osawa, Osaka, JP;

Yuuki Kuwajima, Osaka, JP;

Masayuki Tsuji, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 48/00 (2019.01); B29K 27/18 (2006.01); B32B 27/08 (2006.01);
U.S. Cl.
CPC ...
B29C 48/0021 (2019.02); B29C 48/022 (2019.02); B32B 27/08 (2013.01); B29K 2027/18 (2013.01); B32B 2327/18 (2013.01);
Abstract

A tube or a hose including a fluoroelastomer and a polytetrafluoroethylene, the tube or the hose being an extruded article. The polytetrafluoroethylene is dispersed in a state of single particles in the extruded article, or the polytetrafluoroethylene has a specific surface area of less than 8 m/g. Also disclosed is an extruded laminate including a fluoroelastomer layer formed form the tube or hose and a polymer layer.


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