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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 9308526 B1

PDFFull Text
Date of Patent:
Apr. 12, 2016

Filed:

Mar. 18, 2013

Visible light sensitive photocatalyst, method of producing visible light sensitive photocatalyst, and electrochemical water decomposition cell and organic material decomposition system each including visible light sensitive photocatalyst

Applicant:

Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;

Inventors:

Tae-gon Kim, Hwaseong-si, KR;

Seoung-jae Im, Seoul, KR;

Tae-hyung Kim, Seoul, KR;

Jeong-hee Lee, Seongnam-si, KR;

Assignee:

SAMSUNG ELECTRONICS CO., LTD., , KR;

Attorney:

Cantor Colburn LLP

Primary Examiner:

Melvin C Mayes

Assistant Examiner:

Stefanie Cohen

Int. Cl.
CPC ...
B01J 27/25 (2006.01); B01J 37/30 (2006.01); B01J 23/50 (2006.01); B01J 23/66 (2006.01); B01J 35/00 (2006.01); B01J 37/00 (2006.01); C01B 3/04 (2006.01); C02F 1/30 (2006.01); C02F 1/72 (2006.01); B01J 27/135 (2006.01); B01J 23/52 (2006.01); B01J 23/72 (2006.01); C02F 101/30 (2006.01); C02F 1/467 (2006.01);
U.S. Cl.
CPC ...
B01J 27/25 (2013.01); B01J 23/50 (2013.01); B01J 23/66 (2013.01); B01J 27/135 (2013.01); B01J 35/004 (2013.01); B01J 37/0081 (2013.01); B01J 37/30 (2013.01); C01B 3/042 (2013.01); C02F 1/30 (2013.01); C02F 1/725 (2013.01); B01J 23/52 (2013.01); B01J 23/72 (2013.01); C02F 1/4672 (2013.01); C02F 2101/30 (2013.01); C02F 2303/04 (2013.01); C02F 2305/10 (2013.01); Y02E 60/364 (2013.01); Y02E 60/366 (2013.01); Y02W 10/37 (2015.05);
Abstract

A visible light sensitive photocatalyst including: a composite including a first metal oxide, a second metal oxide, and a heterojunction therebetween, wherein the first and second metal oxides each include a Group 11 metal, wherein a first bond between metal atoms of the first metal oxide has a length that is smaller than a Van der Waals distance between the metals of the first bond, wherein a second bond between metal atoms of the second metal oxide has a length that is smaller than a Van der Waals distance between the metals of the second bond, and, wherein the composite has a band gap energy of about 1.0 eV to about 2.5 eV.

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