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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.:

US 10413701 B1

PDFFull Text
Date of Patent:
Sep. 17, 2019

Filed:

Jan. 25, 2013

Medical tube

Applicant:

Kaneka Corporation, Osaka-shi, Osaka, JP;

Inventors:

Mariko Matsumoto, Settsu, JP;

Yoichi Matsumura, Settsu, JP;

Hidekazu Miyauchi, Settsu, JP;

Assignee:

KANEKA CORPORATION, Osaka-Shi, JP;

Attorney:

Birch, Stewart, Kolasch & Birch, LLP

Primary Examiner:

Prem C Singh

Assistant Examiner:

Francis C Campanell

Int. Cl.
CPC ...
C10M 139/00 (2006.01); C10M 159/18 (2006.01); C10M 137/10 (2006.01); B32B 27/00 (2006.01); B32B 27/40 (2006.01); A61M 25/00 (2006.01); A61L 29/08 (2006.01); A61L 29/14 (2006.01); A61F 2/00 (2006.01); A61F 2/82 (2013.01); B05D 1/02 (2006.01); B05D 1/18 (2006.01); B05D 1/28 (2006.01); A61F 9/007 (2006.01);
U.S. Cl.
CPC ...
A61M 25/0045 (2013.01); A61F 2/0077 (2013.01); A61F 2/82 (2013.01); A61L 29/085 (2013.01); A61L 29/14 (2013.01); B05D 1/02 (2013.01); B05D 1/18 (2013.01); B05D 1/28 (2013.01); A61F 9/00772 (2013.01); A61F 2210/0076 (2013.01); A61L 2400/10 (2013.01); A61L 2420/08 (2013.01); A61M 25/0009 (2013.01); A61M 2025/0046 (2013.01); A61M 2207/00 (2013.01);
Abstract

A medical tube in which an intermediate layer composed of a composition containing (a), (b), and (c1) listed below and a lubricant layer composed of a composition containing (a), (b), and (c2) listed below are sequentially laminated on a surface of an insertion member to be inserted into a living body: (a) 1 to 35 weight % of at least one of aromatic diisocyanate, aliphatic diisocyanate, and alicyclic diisocyanate; (b) 1 to 35 weight % of trifunctional or higher functionality polyol; (c1) 30 to 98 weight % of polyalkylene glycol and/or monomethoxypolyalkylene glycol; and (c2) 30 to 98 weight % of polyalkylene glycol (including polyalkylene glycol larger in weight-average molecular weight than polyalkylene glycol in (c1)) and/or monomethoxypolyalkylene glycol (including monomethoxypolyalkylene glycol larger in weight-average molecular weight than monomethoxypolyalkylene glycol in (c1)), (where each of the glycols in (c1) and (c2) is diol).

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