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. 03, 2002
Filed:
Oct. 12, 2001
Applicant:
Inventors:
Outi Krause, Espoo, FI;
Reetta Karinen, Espoo, FI;
Assignee:
Fortum Oil and Gas Oy, Espoo, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 4/106 ;
U.S. Cl.
CPC ...
C07C 4/106 ;
Abstract
The present invention concerns a process for the etherification of olefins. According to the process, an olefin or a mixture of olefins is reacted with an alcohol or a mixture of alcohols in the presence of a catalyst. According to the invention, a catalyst is used which comprises a grafted polymer fiber, there being functional groups attached to the grafted polymer fiber. By means of the invention it is possible to speed up the etherification process of, in particular, heavier ethers.