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.:
Date of Patent:
Oct. 14, 2025
Filed:
Aug. 29, 2017
Applicants:
Scientific Design Company, Inc., Little Ferry, NJ (US);
Noritake Co., Limited, Aichi, JP;
Inventors:
Serguei Pak, Teaneck, NJ (US);
Yasuyuki Kato, Aichi, JP;
Assignees:
Scientific Design Company, Inc., Little Ferry, NJ (US);
Noritake Co., Limited, Nagoya, JP;
Primary Examiner:
Int. Cl.
CPC ...
B01J 23/50 (2006.01); B01J 21/08 (2006.01); B01J 23/58 (2006.01); B01J 23/66 (2006.01); B01J 23/68 (2006.01); C07D 301/10 (2006.01); B01J 21/12 (2006.01);
U.S. Cl.
CPC ...
C07D 301/10 (2013.01); B01J 21/08 (2013.01); B01J 23/50 (2013.01); B01J 23/58 (2013.01); B01J 23/66 (2013.01); B01J 23/688 (2013.01); B01J 21/12 (2013.01); Y02P 20/52 (2015.11);
Abstract
A carrier for an ethylene epoxidation catalyst, the carrier comprising a porous alumina body formed of sintered particles of alumina in a substantial absence of inorganic binder species other than alumina, wherein the substantial absence of inorganic binder species corresponds to an amount of less than 0.6 wt % inorganic binder species other than alumina and comprises at least a substantial absence of silicon-containing species.