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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 10639610 B1

PDFFull Text
Date of Patent:
May. 05, 2020

Filed:

Sep. 29, 2016

Film deterioration preventing material and acid gas removing agent

Applicant:

Ashigara Manufacturing Inc., Kanagawa, JP;

Inventors:

Kazunori Matsui, Kanagawa, JP;

Terumitsu Ishii, Kanagawa, JP;

Akira Hashimoto, Kanagawa, JP;

Assignee:

ASHIGARA MANUFACTURING INC., Kanagawa, JP;

Attorney:

Greenblum & Bernstein, P.L.C.

Primary Examiner:

Edward M Johnson

Int. Cl.
CPC ...
B01J 20/04 (2006.01); B01D 53/14 (2006.01); B65D 81/26 (2006.01); B01D 53/72 (2006.01); B01D 53/82 (2006.01); B01J 20/28 (2006.01);
U.S. Cl.
CPC ...
B01J 20/043 (2013.01); B01D 53/14 (2013.01); B01D 53/72 (2013.01); B01D 53/82 (2013.01); B01J 20/04 (2013.01); B01J 20/28033 (2013.01); B65D 81/26 (2013.01); B65D 81/267 (2013.01); B01D 2251/304 (2013.01); B01D 2251/306 (2013.01); B01D 2251/606 (2013.01); B01D 2257/70 (2013.01);
Abstract

The present invention provides a film deterioration preventing material for using together with a record storage film having a triacetyl cellulose film as the base film thereof, wherein the material includes an alkali metal carbonate or an alkali metal hydrogen carbonate as an acetic acid gas removing agent to remove the acetic acid gas in an atmosphere. The present invention also provides an acid gas removing agent to remove the acid gas in an atmosphere, wherein the acid gas in the atmosphere is removed by an alkali metal carbonate or an alkali metal hydrogen carbonate.

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Matsui, Kazunori. (2020). Film deterioration preventing material and acid gas removing agent (U.S. Patent No. 10639610). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10639610

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