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:
Sep. 07, 2021
Filed:
Jul. 16, 2018
Applicant:
Shell Oil Company, Houston, TX (US);
Inventors:
Henri Preising, Sachsen-Anhalt, DE;
Frederik Hendrik Van Der Steen, Amsterdam, NL;
Garo Garbis Vaporciyan, Amsterdam, NL;
Wolfgang Dirk Lose, Sachsen-Anhalt, DE;
Silke Eva Sabine Leonhardt, Sachsen-Anhalt, DE;
Assignee:
SHELL OIL COMPANY, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 68/065 (2020.01); B01J 27/18 (2006.01); B01J 37/03 (2006.01); B01J 37/04 (2006.01); B01J 37/08 (2006.01); C01B 25/36 (2006.01); C07C 29/48 (2006.01);
U.S. Cl.
CPC ...
C07C 68/065 (2013.01); B01J 27/1802 (2013.01); B01J 37/031 (2013.01); B01J 37/04 (2013.01); B01J 37/08 (2013.01); C01B 25/36 (2013.01); C07C 29/48 (2013.01);
Abstract
The invention relates to a process for the preparation of an alkanediol and a dialkyl carbonate comprising reacting an alkylene carbonate and an alkanol in the presence of a catalyst, wherein the catalyst is aluminum phosphate.