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:
Nov. 17, 2020
Filed:
May. 24, 2018
Applicant:
Rohm and Haas Company, Collegeville, PA (US);
Inventors:
Reetam Chakrabarti, Phoenixville, PA (US);
Dmitry A. Krapchetov, Lansdale, PA (US);
Mark A. Silvano, Upper Black Eddy, PA (US);
Jinsuo Xu, Berwyn, PA (US);
Assignee:
Rohm and Haas Company, Collegeville, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 45/50 (2006.01); C07C 45/82 (2006.01); C07C 51/00 (2006.01); C07C 67/40 (2006.01); C07C 47/22 (2006.01); C07C 45/75 (2006.01); C07C 45/49 (2006.01); C07C 57/04 (2006.01); C07C 51/25 (2006.01);
U.S. Cl.
CPC ...
C07C 47/22 (2013.01); C07C 45/49 (2013.01); C07C 45/75 (2013.01); C07C 45/82 (2013.01); C07C 57/04 (2013.01); C07C 51/252 (2013.01); C07C 2531/04 (2013.01);
Abstract
Provided is a process for preparing methacrolein which maximizes capture of methanol. Also provided are processes for producing methacrylic acid and methyl methacrylate.