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 9487455 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 08, 2016

Filed:

Dec. 05, 2012
Applicant:

Dow Global Technologies Llc, Midland, MI (US);

Inventors:

Raj Deshpande, Pune, IN;

Paul Davis, Pune, IN;

Vandana Pandey, Pune, IN;

Nitin Kore, Solapur, IN;

Assignee:

Dow Global Technologies LLC, Midland, MI (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 1/22 (2006.01); C07C 1/26 (2006.01); C07C 1/24 (2006.01);
U.S. Cl.
CPC ...
C07C 1/22 (2013.01); C07C 1/24 (2013.01); C07C 1/26 (2013.01); C07C 2527/08 (2013.01);
Abstract

Crude alcohol streams are converted to olefins under reductive or non-reductive dehydroxylation conditions, in the presence of a halogen-based catalyst. The process includes autogenous gas pressure or a gas pressure from 1 psig (˜6.89 KPa) to 2000 psig (˜13.79 MPa), a temperature from 50° C. to 250° C., a liquid reaction medium, and a molar ratio of alcohol to halogen from 1:10 to 100:1.


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Deshpande, Raj. (2016). Dehydroxylation of crude alcohol streams using a halogen-based catalyst (U.S. Patent No. 9487455). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9487455

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