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:
Dec. 22, 1981
Filed:
Apr. 08, 1976
Applicant:
Inventors:
Gioacchino Cipriani, S. Donato Milanese, IT;
Carlo Neri, S. Donato Milanese, IT;
Ugo Romano, S. Donato Milanese, IT;
Assignee:
Anic S.p.A., Palermo, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
568867 ; 568680 ;
Abstract
A process for the preparation of alkylene glycols starting from the corresponding alkylene oxide, which is reacted with water in the presence of carbon dioxide, wherein the reaction catalyst is selected amongst the organic bases, preferably a tertiary amine, whereby the conversion rate and the selectivity are improved.