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, 2017
Filed:
Jul. 31, 2015
Kevin Micoine, Herten, DE;
Ralf Meier, Dortmund, DE (US);
Juergen Herwig, Huenxe, DE;
Martin Roos, Haltern am See, DE;
Harald Haeger, Luedinghausen, DE;
Luca Cameretti, Dortmund, DE;
Jens Doering, Dortmund, DE;
Kevin Micoine, Herten, DE;
Ralf Meier, Dortmund, DE (US);
Juergen Herwig, Huenxe, DE;
Martin Roos, Haltern am See, DE;
Harald Haeger, Luedinghausen, DE;
Luca Cameretti, Dortmund, DE;
Jens Doering, Dortmund, DE;
EVONIK DEGUSSA GmbH, Essen, DE;
Abstract
Cyclododecanone (CDON) is prepared by epoxidizing cyclododecene (CDEN) to epoxycyclododecane (CDAN epoxide), and rearranging the CDAN epoxide to CDON to obtain a mixture comprising said CDON and CDEN, wherein CDEN is separated from the CDON-containing mixture and sent to the epoxidation to CDAN epoxide in step a.