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Recklinghausen, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Organophosphorus compounds based on anthracenetriol
Patent number
9,359,278
Issue date
Jun 7, 2016
Evonik Degussa GmbH
Andrea Christiansen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for producing 6-chlorodibenzo[D,F] [1,3,2] dioxaphosphepin
Patent number
9,290,527
Issue date
Mar 22, 2016
Evonik Degussa GmbH
Dirk Fridag
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for the preparation of biphephos
Patent number
9,127,030
Issue date
Sep 8, 2015
Evonik Degussa GmbH
Burkard Kreidler
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Organophosphorus compounds based on tetraphenol (TP)-substituted st...
Patent number
9,000,220
Issue date
Apr 7, 2015
Evonik Degussa GmbH
Andrea Christiansen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the selective hydrogenation of multiply unsaturated hyd...
Patent number
8,859,834
Issue date
Oct 14, 2014
Evonik Degussa GmbH
Christian Boeing
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for producing 6-chlorodibenzo[d,f] [1,3,2]-dioxaphosphepin
Patent number
8,729,287
Issue date
May 20, 2014
Evonik Oxeno GmbH
Dirk Fridag
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for producing 6-chlorodibenzo[D,F] [1 3,2]Dioxaphosphepin
Patent number
8,609,878
Issue date
Dec 17, 2013
Evonik Oxeno GmbH
Dirk Fridag
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for separating 1-butene from C4-containing hydrocarbon strea...
Patent number
8,404,902
Issue date
Mar 26, 2013
Evonik Oxeno GmbH
Burkard Kreidler
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Bisphosphite ligands for hydroformylation catalyzed by transition m...
Patent number
8,003,816
Issue date
Aug 23, 2011
Evonik Oxeno GmbH
Detlef Selent
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
PROCESS FOR PREPARING 2,2'-DIHYDROXY-3,3'-DI-TERT-BUTYL-5,5'-DIMETH...
Publication number
20160340280
Publication date
Nov 24, 2016
EVONIK DEGUSSA GmbH
Katrin Marie DYBALLA
C07 - ORGANIC CHEMISTRY
Information
Patent Application
NOVEL ORGANOPHOSPHORUS COMPOUNDS BASED ON ANTHRACENETRIOL
Publication number
20140309423
Publication date
Oct 16, 2014
EVONIK DEGUSSA GmbH
Andrea Christiansen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR PRODUCING 6-CHLORODIBENZO[D,F] [1,3,2] DIOXAPHOSPHEPIN
Publication number
20140206904
Publication date
Jul 24, 2014
Evonik Oxeno GmbH
Dirk Fridag
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR THE PREPARATION OF BIPHEPHOS
Publication number
20130324756
Publication date
Dec 5, 2013
Evonik Oxeno GmbH
Burkard Kreidler
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR THE PURIFICATION OF BIPHEPHOS
Publication number
20130317246
Publication date
Nov 28, 2013
Evonik Oxeno GmbH
Burkard Kreidler
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR THE SELECTIVE HYDROGENATION OF MULTIPLY UNSATURATED HYD...
Publication number
20130172641
Publication date
Jul 4, 2013
Evonik Oxeno GmbH
Christian Boeing
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
ORGANOPHOSPHORUS COMPOUNDS BASED ON TETRAPHENOL (TP)-SUBSTITUTED ST...
Publication number
20120197025
Publication date
Aug 2, 2012
Evonik Oxeno GmbH
Andrea Christiansen
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR PRODUCING 6-CHLORODIBENZO[D,F] [1,3,2]-DIOXAPHOSPHEPIN
Publication number
20110207966
Publication date
Aug 25, 2011
Evonik Oxeno GmbH
Dirk Fridag
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR PRODUCING 6-CHLORODIBENZO[D,F] [1,3,2]DIOXAPHOSPHEPIN
Publication number
20110201837
Publication date
Aug 18, 2011
Evonik Oxeno GmbH
Dirk Fridag
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR SEPERATING 1-BUTENE FROM C4-CONTAINING HYDROCARBON STREA...
Publication number
20110071321
Publication date
Mar 24, 2011
Evonik Oxeno GmbH
Burkard Kreidler
C07 - ORGANIC CHEMISTRY
Information
Patent Application
BISPHOSPHITE LIGANDS FOR HYDROFORMYLATION CATALYZED BY TRANSITION M...
Publication number
20100036143
Publication date
Feb 11, 2010
Evonik Oxeno GmbH
Detlef Selent
C07 - ORGANIC CHEMISTRY