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 7641306 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 05, 2010

Filed:

Dec. 01, 2005
Applicant:

Norio Ohkuma, Tokyo, JP;

Inventor:

Norio Ohkuma, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 2/165 (2006.01);
U.S. Cl.
CPC ...
Abstract

A wiper blade member can maintain a high water repellency even for a pigment ink. The wiper blade member, which can eliminate a deposit on an ink discharge face of an ink jet recording head, is made water repellent by a condensate of a fluorine-containing hydrolysable compound. The condensate increases a fluorine content significantly and shows a strong adhesion to a substrate (blade) by the presence of the hydrolysable group. The condensate strongly adheres to the substrate by a condensation reaction only by hydrolysis, but the adhesion can be further improved by photo- or thermocuring. The curing reaction can be executed at a relatively low temperature, without causing damage to the blade constituting the substrate.


Find Patent Forward Citations

Ohkuma, Norio. (2010). Wiper blade member for ink jet recording head, ink jet recording apparatus having wiper blade and ink jet recording method (U.S. Patent No. 7641306). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7641306

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