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:
Jan. 03, 2006
Filed:
Mar. 14, 2001
Applicants:
Simon Peter Crabtree, Durham, GB;
Richard Kevin Henderson, Darlington, GB;
Inventors:
Simon Peter Crabtree, Durham, GB;
Richard Kevin Henderson, Darlington, GB;
Assignee:
Davy Process Technology Limited, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 29/136 (2006.01); C07C 29/14 (2006.01); C07C 29/141 (2006.01); C07C 29/147 (2006.01); C07C 29/149 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process is described for the production of propane-1,3-diol. The process comprises subjecting a vaporous feed mixture comprising a hydrogen-containing gas and a feedstock selected from 3-hydroxypropanal, β-propiolactone, oligomers of β-propiolactone, esters of 3-hydroxypropanoic acid, and mixtures of two or more thereof to hydrogenation conditions in a hydrogenation zone in the presence of a heterogeneous hydrogenation catalyst, and recovering a reaction product comprising propane-1,3-diol.