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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 10428007 B1

PDFFull Text
Date of Patent:
Oct. 01, 2019

Filed:

Oct. 17, 2017

Method for producing unsaturated aldehyde and unsaturated carboxylic acid

Applicant:

Lg Chem, Ltd., Seoul, KR;

Inventors:

Byung Yul Choi, Daejeon, KR;

Hyun Jong Shin, Daejeon, KR;

Junghoon Chang, Daejeon, KR;

Young Hyun Choe, Daejeon, KR;

Jun Seok Ko, Daejeon, KR;

Sang Hun Jeon, Daejeon, KR;

Assignee:

LG CHEM, LTD., Seoul, KR;

Attorney:

Dentons US LLP

Primary Examiner:

Sikarl A Witherspoon

Int. Cl.
CPC ...
C07C 45/35 (2006.01); C07C 51/00 (2006.01); B01J 23/00 (2006.01); C07C 51/25 (2006.01); B01J 8/06 (2006.01); B01J 23/887 (2006.01); B01J 37/02 (2006.01); B01J 37/03 (2006.01); B01J 37/04 (2006.01); B01J 37/08 (2006.01);
U.S. Cl.
CPC ...
C07C 51/252 (2013.01); B01J 8/067 (2013.01); B01J 23/8876 (2013.01); B01J 37/0236 (2013.01); B01J 37/038 (2013.01); B01J 37/04 (2013.01); B01J 37/08 (2013.01); C07C 45/35 (2013.01); B01J 2208/0053 (2013.01); B01J 2208/00212 (2013.01); B01J 2208/00221 (2013.01); B01J 2208/00238 (2013.01); B01J 2208/00849 (2013.01); B01J 2208/021 (2013.01); B01J 2208/025 (2013.01); B01J 2208/065 (2013.01); B01J 2523/00 (2013.01);
Abstract

The present invention relates to a method for producing unsaturated aldehydes and unsaturated carboxylic acids. According to the present invention, a method for producing unsaturated aldehydes and unsaturated carboxylic acids which can impart activity and control temperature independently in fixed catalyst layer zones in a shell-and-tube reactor, thereby exhibiting improved yield and operation stability, is provided.

Find Patent Forward Citations

Choi, Byung. (2019). Method for producing unsaturated aldehyde and unsaturated carboxylic acid (U.S. Patent No. 10428007). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10428007

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

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