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. 14, 2022

Filed:

Apr. 26, 2018
Applicant:

Toray Industries, Inc., Tokyo, JP;

Inventors:

Rumiko Kitagawa, Otsu, JP;

Masataka Nakamura, Otsu, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29D 11/00 (2006.01); G02B 1/04 (2006.01);
U.S. Cl.
CPC ...
B29D 11/00038 (2013.01); G02B 1/043 (2013.01); B29K 2995/0092 (2013.01);
Abstract

The present invention provides a method for producing a medical device, which includes a step of disposing a solution containing a hydrophilic polymer having a hydroxyl group and an amide group and a substrate on or in a support, and heating the solution and the substrate through the support, wherein a pH of the solution before starting the heating step is in a range of 2.0 or higher and 6.0 or lower, and a pH of the solution after completion of the heating step is in a range of 2.0 or higher and 6.0 or lower. The present invention provides a method for simply producing a medical device. More particularly, the present invention provides a method for simply producing a medical device whose surface is hydrophilized.


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