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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 9656196 B1

PDFFull Text
Date of Patent:
May. 23, 2017

Filed:

Jan. 30, 2014

Filter material for air filter, method for manufacturing same, and air filter provided with same

Applicant:

Hokuetsu Kishu Paper Co., Ltd., Nagaoka-shi, Niigata, JP;

Inventors:

Masashi Sato, Nagaoka, JP;

Hiroyuki Yamamoto, Nagaoka, JP;

Eiko Meguro, Nagaoka, JP;

Junji Nemoto, Nagaoka, JP;

Toshihiko Soyama, Nagaoka, JP;

Assignee:

HOKUETSU KISHU PAPER CO., LTD., Niigata, JP;

Attorney:

Ohlandt, Greeley, Ruggiero & Perle, L.L.P.

Primary Examiner:

Jose Fortuna

Int. Cl.
CPC ...
D21H 13/40 (2006.01); B01D 39/06 (2006.01); D21H 13/24 (2006.01); D21H 21/18 (2006.01); B01D 39/20 (2006.01); D04H 1/4218 (2012.01); D04H 1/542 (2012.01); D21H 15/02 (2006.01); D21H 17/09 (2006.01); D21H 17/53 (2006.01); F24F 3/16 (2006.01);
U.S. Cl.
CPC ...
B01D 39/2024 (2013.01); D04H 1/4218 (2013.01); D04H 1/542 (2013.01); D21H 13/24 (2013.01); D21H 13/40 (2013.01); D21H 15/02 (2013.01); D21H 17/09 (2013.01); D21H 17/53 (2013.01); B01D 2239/086 (2013.01); B01D 2239/1233 (2013.01); F24F 2003/1614 (2013.01);
Abstract

A filter media for an air filter having a PF value higher than ever, and an air filter provided with the same. The filter media for an air filter is composed of wet-laid nonwoven fabric containing a glass fiber having an average fiber diameter of less than 1 and a binder fiber, and wherein the wet-laid nonwoven fabric contains a fluorine resin and a surfactant, and does not contain a resin binder or contains a binder resin in an amount of 50% by mass or less based on the fluorine resin.

Find Patent Forward Citations

Sato, Masashi. (2017). Filter material for air filter, method for manufacturing same, and air filter provided with same (U.S. Patent No. 9656196). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9656196

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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