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:
Mar. 03, 2020
Filed:
May. 25, 2017
Applicant:
Novus International, Inc., St. Charles, MO (US);
Inventors:
Puvin Pichai, Friendswood, TX (US);
James Rolston, Friendswood, TX (US);
Stephan Schubert, Leverkusen, DE;
Leslaw Mleczko, Leverkusen, DE;
Jens Assmann, Leverkusen, DE;
Edwin Gross-Hardt, Leverkusen, DE;
Pankaj Ajmera, Muskegon, MI (US);
Assignee:
Novus International, Inc., St. Chares, MO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 319/06 (2006.01);
U.S. Cl.
CPC ...
C07C 319/06 (2013.01); Y02P 20/582 (2015.11);
Abstract
The present invention generally relates to the manufacture of methyl mercaptan using recycled dimethyl sulfide. In particular, the invention relates to a process for the continuous production of methyl mercaptan via the catalytic conversion of dimethyl sulfide using a non-promoted AlOcatalyst at low temperatures.