| Patent | Date |
|---|
Method for synthesizing amines
Grant 11,390,578 - Ernst , et al. July 19, 2 | 2022-07-19 |
Method For The Production Of Ethyleneamines
App 20220177410 - BECKER; Barbara ; et al. | 2022-06-09 |
Method for the production of ethyleneamines
Grant 11,339,117 - Luyken May 24, 2 | 2022-05-24 |
Separation of n-methylethylenediamine from EDA-containing mixtures
Grant 11,225,455 - Luyken January 18, 2 | 2022-01-18 |
Method for producing ethyleneamines
Grant 11,214,535 - Bebensee , et al. January 4, 2 | 2022-01-04 |
Method for the production of ethyleneamines
Grant 11,208,373 - Heidemann , et al. December 28, 2 | 2021-12-28 |
Method For The Production Of Ethyleneamines
App 20210371372 - LUYKEN; Hermann | 2021-12-02 |
Method For Producing C2-c4 Mono Alkanol Amines Using An Acid Cation Exchanger As A Catalyst
App 20210363097 - GRUENANGER; Christian ; et al. | 2021-11-25 |
Zeolite Catalyzed Process For The Amination Of Alkylene Oxides
App 20210214300 - PARVULESCU; Andrei-Nicolae ; et al. | 2021-07-15 |
Method for producing ethyleneamines
Grant 11,021,434 - Luyken June 1, 2 | 2021-06-01 |
Method For Synthesizing Amines
App 20210155574 - ERNST; Martin ; et al. | 2021-05-27 |
Method For The Production Of Ethyleneamines
App 20210078935 - BEBENSEE; Regine Helga ; et al. | 2021-03-18 |
Hydroformylation process for producing 1,6-hexanediol derivatives
Grant 10,941,092 - Pazicky , et al. March 9, 2 | 2021-03-09 |
Method For The Production Of Ethyleneamines
App 20200308097 - LUYKEN; Hermann | 2020-10-01 |
Separation Of N-methylethylenediamine From Eda-containing Mixtures
App 20200308098 - LUYKEN; Hermann | 2020-10-01 |
Method For Producing Ethyleneamines
App 20200290946 - LUYKEN; Hermann | 2020-09-17 |
Hydroformylation Process For Producing 1,6-hexanediol Derivatives
App 20200172458 - PAZICKY; Marek ; et al. | 2020-06-04 |
Method For The Production Of Ethyleneamines
App 20200131111 - HEIDEMANN; Thomas ; et al. | 2020-04-30 |
Method For Producing Ethyleneamines
App 20200102262 - BEBENSEE; Regine Helga ; et al. | 2020-04-02 |
Process for preparing EDA using SO.sub.2-free hydrocyanic acid
Grant 9,914,693 - Luyken , et al. March 13, 2 | 2018-03-13 |
Method for continuous production of adiponitrile
Grant 9,890,113 - Fischer , et al. February 13, 2 | 2018-02-13 |
Method for the distillative purification of EDA
Grant 9,828,329 - Luyken , et al. November 28, 2 | 2017-11-28 |
Method for purifying adipodinitrile (ADN)
Grant 9,822,067 - Luyken , et al. November 21, 2 | 2017-11-21 |
Method For Continuous Production Of Adiponitrile
App 20170283369 - FISCHER; Rolf-Hartmuth ; et al. | 2017-10-05 |
Method For The Distillative Purification Of Eda
App 20170217874 - LUYKEN; Hermann ; et al. | 2017-08-03 |
Method For Purifying Adipodinitrile (adn)
App 20160376227 - Luyken; Hermann ; et al. | 2016-12-29 |
Method for producing linear pentenenitrile
Grant 9,493,405 - Jungkamp , et al. November 15, 2 | 2016-11-15 |
Process for ion exchange on zeolites
Grant 9,446,960 - Luyken , et al. September 20, 2 | 2016-09-20 |
Method For Producing Linear Pentenenitrile
App 20160168082 - Jungkamp; Tim ; et al. | 2016-06-16 |
Single chamber vaporizer and use thereof in chemical synthesis
Grant 9,249,029 - Boehling , et al. February 2, 2 | 2016-02-02 |
Process For Preparing Eda Using So2-free Hydrocyanic Acid
App 20160009633 - LUYKEN; Hermann ; et al. | 2016-01-14 |
Process for preparing EDDN and EDMN
Grant 9,096,497 - Luyken , et al. August 4, 2 | 2015-08-04 |
Process for preparing EDDN and/or EDMN by conversion of FACH and EDA
Grant 9,012,638 - Luyken , et al. April 21, 2 | 2015-04-21 |
Process for working up reaction outputs from the hydrogenation of EDDN or EDMN
Grant 8,952,156 - Luyken , et al. February 10, 2 | 2015-02-10 |
Process for preparing EDDN and/or EDMN by reacting EDFA and/or EDMFA with HCN
Grant 8,946,459 - Luyken , et al. February 3, 2 | 2015-02-03 |
Process for isomerization of cis-2-pentenenitrile to 3-pentenenitriles
Grant 8,772,527 - Fischer , et al. July 8, 2 | 2014-07-08 |
Process for Isomerization of CIS-2-Pentenenitrile to 3-Pentenenitriles
App 20130289299 - Fischer; Rolf-Hartmuth ; et al. | 2013-10-31 |
Process for isomerizing CIS-2-pentenenitrile to 3-pentenenitriles
Grant 8,530,690 - Luyken , et al. September 10, 2 | 2013-09-10 |
Process for Ion Exchange on Zeolites
App 20130129612 - Luyken; Hermann ; et al. | 2013-05-23 |
Process for Ion Exchange on Zeolites
App 20130129613 - Luyken; Hermann ; et al. | 2013-05-23 |
Process For Preparing Eddn And/or Edmn By Conversion Of Fach And Eda
App 20130090452 - Luyken; Hermann ; et al. | 2013-04-11 |
Process for preparing TETA and DETA
App 20130090453 - Luyken; Hermann ; et al. | 2013-04-11 |
Unknown
App 20130085286 - Luyken; Hermann ; et al. | 2013-04-04 |
Method for producing linear pentenenitrile
Grant 8,410,299 - Jungkamp , et al. April 2, 2 | 2013-04-02 |
Process For Preparing Eddn And Edmn
App 20130079492 - Luyken; Hermann ; et al. | 2013-03-28 |
Process For Working Up Reaction Outputs From The Hydrogenation Of Eddn Or Edmn
App 20130060002 - Luyken; Hermann ; et al. | 2013-03-07 |
Process For Preparing Eddn And/or Edmn And A Process For Preparing Deta And/or Teta
App 20130053536 - Luyken; Hermann ; et al. | 2013-02-28 |
Process For Preparing Eddn And/or Edmn And Process For Preparing Deta And/or Teta
App 20130053539 - Luyken; Hermann ; et al. | 2013-02-28 |
Process For Preparing Eddn And/or Edmn By Reacting Edfa And/or Edmfa With Hcn
App 20130053584 - Luyken; Hermann ; et al. | 2013-02-28 |
Process For Preparing Edfa And/or Edmfa And Deta And/or Teta
App 20130053538 - Luyken; Hermann ; et al. | 2013-02-28 |
Process For Regenerating Raney Catalysts
App 20130053537 - Luyken; Hermann ; et al. | 2013-02-28 |
Process For Preparing Eddn, Edmn, Teta And Deta
App 20130053597 - Luyken; Hermann ; et al. | 2013-02-28 |
Process For Preparing Teta
App 20130053540 - Luyken; Hermann ; et al. | 2013-02-28 |
Method for the separation of pentenenitrile isomers
Grant 8,278,474 - Jungkamp , et al. October 2, 2 | 2012-10-02 |
Method For Producing Linear Pentenenitrile
App 20120178958 - Jungkamp; Tim ; et al. | 2012-07-12 |
Process For Isomerizing Cis-2-pentenenitrile To 3-pentenenitriles
App 20110288326 - Luyken; Hermann ; et al. | 2011-11-24 |
Method for producing 3-pentenenitrile by means of the hydrocyanation of 1,3-butadiene
Grant 8,058,466 - Haderlein , et al. November 15, 2 | 2011-11-15 |
Single-chamber Vaporizer And Use Thereof In Chemical Synthesis
App 20110182798 - Bohling; Ralf ; et al. | 2011-07-28 |
Method For The Separation Of Pentenenitrile Isomers
App 20110166377 - Jungkamp; Tim ; et al. | 2011-07-07 |
Extraction of nickel (0) complexes from nitrile mixtures with reduced rag formation
Grant 7,935,229 - Deckert , et al. May 3, 2 | 2011-05-03 |
Iron-containing material suitable for use as hydrogenation catalyst
Grant 7,875,740 - Ansmann , et al. January 25, 2 | 2011-01-25 |
Process For Preparing Hydrogen Cyanide By Catalytic Dehydration Of Gaseous Formamide
App 20100316552 - Boehling; Ralf ; et al. | 2010-12-16 |
Method for producing organic phosphorous compounds containing halogens
Grant 7,851,656 - Baumann , et al. December 14, 2 | 2010-12-14 |
Method For Producing Hydrocyanic Acid By Catalytic Dehydration Of Gaseous Formamide
App 20100284889 - Boehling; Ralf ; et al. | 2010-11-11 |
Method for producing dinitriles
Grant 7,816,551 - Jungkamp , et al. October 19, 2 | 2010-10-19 |
Production of 3-pentenenitrile from 1,3-butadiene
Grant 7,781,608 - Scheidel , et al. August 24, 2 | 2010-08-24 |
Continuous method for the production of linear pentene nitriles
Grant 7,709,675 - Bartsch , et al. May 4, 2 | 2010-05-04 |
Process for producing nickel(0)-phosphorus ligand complexes
Grant 7,705,171 - Haderlein , et al. April 27, 2 | 2010-04-27 |
Use of azeotropically dried nickel(ii) halogenides
Grant 7,700,795 - Haderlein , et al. April 20, 2 | 2010-04-20 |
Method for the production of pentene nitriles from n-butane
Grant 7,671,229 - Bartsch , et al. March 2, 2 | 2010-03-02 |
Method For Producing Organic Phosphorous Compounds Containing Halogene
App 20090281356 - Baumann; Robert ; et al. | 2009-11-12 |
Isomerisation of cis-2-pentenenitrile to form 3-pentenenitrile in a reactive distillation
Grant 7,612,224 - Scheidel , et al. November 3, 2 | 2009-11-03 |
Method For The Separation Of Nickel(0) Complexes And Phosphorous-containing Ligands From Nitrile Mixtures
App 20090270645 - Haderlein; Gerd ; et al. | 2009-10-29 |
Method For Producing 3-pentenenitrile By Means Of The Hydrocyanation Of 1,3-butadiene
App 20090247779 - Haderlein; Gerd ; et al. | 2009-10-01 |
Homogeneous isomerization of cis-2-pentene nitrile to form 3-pentene nitrile
Grant 7,566,800 - Scheidel , et al. July 28, 2 | 2009-07-28 |
Production of 3-pentenenitrile from 1,3-butadiene
App 20090187039 - Scheidel; Jens ; et al. | 2009-07-23 |
System suitable for the hydrocyanation of olefinically unsaturated compounds
Grant 7,550,407 - Bartsch , et al. June 23, 2 | 2009-06-23 |
Method for producing 3-pentenenitrile
Grant 7,541,486 - Scheidel , et al. June 2, 2 | 2009-06-02 |
Method for the hydrocyanation of butadiene
Grant 7,538,240 - Jungkamp , et al. May 26, 2 | 2009-05-26 |
Method for the production of adipodinitrile by hydrocyanation of 1,3-butadiene
Grant 7,528,275 - Bartsch , et al. May 5, 2 | 2009-05-05 |
Sterically hindered chelate phosphinite-phosphite ligand, catalyst, comprising at least one nickel(0) complex stabilized by said ligand and method for production of nitriles
Grant 7,521,575 - Bartsch , et al. April 21, 2 | 2009-04-21 |
Method for hydrocyanation
Grant 7,504,529 - Jungkamp , et al. March 17, 2 | 2009-03-17 |
Method for purifying caprolactam
Grant 7,501,047 - Luyken , et al. March 10, 2 | 2009-03-10 |
Process For Producing Nickel(0)-phosphorus Ligand Complexes
App 20090054671 - Haderlein; Gerd ; et al. | 2009-02-26 |
Method for purifying hydrocyanic acid
Grant 7,462,263 - Bartsch , et al. December 9, 2 | 2008-12-09 |
Method for Producing Linear Pentenenitrile
App 20080281120 - Jungkamp; Tim ; et al. | 2008-11-13 |
Separation of Nickel(0) Complexes and Phosphorus-Containing Ligands from Nitrile Mixtures
App 20080281119 - Scheidel; Jens ; et al. | 2008-11-13 |
Method for the Production of Pentene Nitriles From N-Butane
App 20080275266 - Bartsch; Michael ; et al. | 2008-11-06 |
Hydrocyanation method
Grant 7,439,381 - Jungkamp , et al. October 21, 2 | 2008-10-21 |
Method for Hydrocyanation
App 20080242885 - Jungkamp; Tim ; et al. | 2008-10-02 |
Continuous Method for the Production of Linear Pentene Nitriles
App 20080242886 - Bartsch; Michael ; et al. | 2008-10-02 |
Method for the Hydrocyanation of Butadiene
App 20080242883 - Jungkamp; Tim ; et al. | 2008-10-02 |
Method For Producing 3-Pentenenitrile
App 20080227998 - Scheidel; Jens ; et al. | 2008-09-18 |
Method for the Hydrocyanation of 1,3-Butadiene
App 20080227214 - Jungkamp; Tim ; et al. | 2008-09-18 |
Method for the Production of Adipodinitrile by Hydrocyanation of 1,3-Butadiene
App 20080221351 - Bartsch; Michael ; et al. | 2008-09-11 |
Process for removing water from a mixture containing water and zinc chloride
Grant 7,407,643 - Jungkamp , et al. August 5, 2 | 2008-08-05 |
Method for reducing the content of an unsaturated amine in a mixture containing an amino nitrile, a diamine, a dinitrile or mixtures thereof
Grant 7,385,073 - Maixner , et al. June 10, 2 | 2008-06-10 |
Method for the isomerization of cis-2-pentenenitrile to form trans-3-pentenenitrile
Grant 7,361,778 - Bartsch , et al. April 22, 2 | 2008-04-22 |
Extraction of Nickel (0) Complexes from Nitrile Mixtures with Reduced Rag Formation
App 20080083607 - Deckert; Petra ; et al. | 2008-04-10 |
Purification of Phosphorus Chelate Ligands
App 20080076944 - Bartsch; Michael ; et al. | 2008-03-27 |
Isomerisation of Cis-2-Pentenenitrile to Form 3-Pentenenitrile in a Reactive Distillation
App 20070287851 - Scheidel; Jens ; et al. | 2007-12-13 |
Hydrocyanic acid consisting of formamide
Grant 7,294,326 - Bassler , et al. November 13, 2 | 2007-11-13 |
Hydrocyanation method
App 20070155977 - Jungkamp; Tim ; et al. | 2007-07-05 |
Method for producing dinitriles
App 20070155978 - Jungkamp; Tim ; et al. | 2007-07-05 |
Homogeneous isomerization of cis-2-pentene nitrile to form 3-pentene nitrile
App 20070155980 - Scheidel; Jens ; et al. | 2007-07-05 |
Method for the separation of pentenenitrile isomers
App 20070112215 - Jungkamp; Tim ; et al. | 2007-05-17 |
Purification of caprolactam
Grant 7,217,818 - Fischer , et al. May 15, 2 | 2007-05-15 |
Method for producing of nickel(0)/phosphorus ligand complexes
App 20070088173 - Haderlein; Gerd ; et al. | 2007-04-19 |
Method for the production of nickel(0)-phosphorous ligand complexes
App 20070083057 - Haderlein; Gerd ; et al. | 2007-04-12 |
Use of azeotropically dried nickel(ii) halogenides
App 20070073071 - Haderlein; Gerd ; et al. | 2007-03-29 |
Sterically hindered chelate phosphinite-phosphite ligand, catalyst, comprising at least one nickel(0) complex stabilized by said ligand and method for production of nitriles
App 20070060766 - Bartsch; Michael ; et al. | 2007-03-15 |
Method for separating an azepine derivative out of a mixture containing an amine an azepine derivative
Grant 7,147,757 - Luyken , et al. December 12, 2 | 2006-12-12 |
Method for hydrocyanating an olefinically unsaturated compound
App 20060264651 - Bartsch; Michael ; et al. | 2006-11-23 |
System suitable for the hydrocyanation of olefinically unsaturated compounds
App 20060258874 - Bartsch; Michael ; et al. | 2006-11-16 |
Method for producing 2,2'-dihydroxy-biphenyls
App 20060252969 - Flores; Miguel Angel ; et al. | 2006-11-09 |
Iron-containing oxidic material suitable for use as hydrogenation catalyst precursor
Grant 7,115,781 - Ansmann , et al. October 3, 2 | 2006-10-03 |
Method for purifying hydrocyanic acid
App 20060201798 - Bartsch; Michael ; et al. | 2006-09-14 |
Hydrogenation catalyst
Grant 7,091,153 - Voit , et al. August 15, 2 | 2006-08-15 |
Method for the recycling of a Lewis acid
Grant 7,084,294 - Jungkamp , et al. August 1, 2 | 2006-08-01 |
Hydrocyanic acid consisting of formamide
App 20060110309 - Babler; Peter ; et al. | 2006-05-25 |
Method for purifying caprolactam
App 20060090994 - Luyken; Hermann ; et al. | 2006-05-04 |
Method for purifying caprolactam
App 20060041122 - Fischer; Rolf-Hartmuth ; et al. | 2006-02-23 |
Method for removing 6-aminocapronitrile from mixtures that contain 6-aminocapronitrile, adipodinitrile and hexamethylenediamine
Grant 6,972,075 - Luyken , et al. December 6, 2 | 2005-12-06 |
Method for the recycling of a lewis acid
App 20050247624 - Jungkamp, Tim ; et al. | 2005-11-10 |
Method for reducing the content of an unsaturated amine in a mixture containing an amino nitrile, a diamine, a dinitrile or mixtures thereof
App 20050222449 - Maixner, Stefan ; et al. | 2005-10-06 |
Process for removing water from a mixture containing water and zinc chloride
App 20050207968 - Jungkamp, Tim ; et al. | 2005-09-22 |
Method for generating catalysts
Grant 6,905,997 - Ohlbach , et al. June 14, 2 | 2005-06-14 |
Method for separating ammonia from solutions containing caprolactam and ammonia
Grant 6,896,772 - Luyken , et al. May 24, 2 | 2005-05-24 |
Method for producing a polymer, using caprolactam
Grant 6,878,798 - Ohlbach , et al. April 12, 2 | 2005-04-12 |
Hydrogenation catalyst
Grant 6,852,669 - Voit , et al. February 8, 2 | 2005-02-08 |
Iron-containing oxidic material suitable for use as hydrogenation catalyst precursor
App 20040254070 - Ansmann, Andreas ; et al. | 2004-12-16 |
Iron-containing material suitable for use as hydrogenation catalyst
App 20040254059 - Ansmann, Andreas ; et al. | 2004-12-16 |
Method for reducing the content of an unsaturated amine in a mixture containing an amine and a nitrile
Grant 6,828,457 - Ohlbach , et al. December 7, 2 | 2004-12-07 |
Method for activating passivated iron
Grant 6,815,388 - Ohlbach , et al. November 9, 2 | 2004-11-09 |
Hydrogenation catalyst
App 20040181095 - Voit, Guido ; et al. | 2004-09-16 |
Method for producing polyamides from dinitriles and diamines
Grant 6,699,960 - Ohlbach , et al. March 2, 2 | 2004-03-02 |
Method for reducing the content of an unsaturated amine in a mixture containing an amine and a nitrile
App 20040030174 - Ohlbach, Frank ; et al. | 2004-02-12 |
Preparation of cyclic lactams
Grant 6,686,465 - Ohlbach , et al. February 3, 2 | 2004-02-03 |
Preparation of cyclic lactams
Grant 6,683,178 - Ohlbach , et al. January 27, 2 | 2004-01-27 |
Method for removing 6-aminocapronitrile from mixtures that contain 6-aminocapronitrile, adipodinitrile and hexamethylenediamine
App 20040015004 - Luyken, Hermann ; et al. | 2004-01-22 |
Method for generating catalysts
App 20030181313 - Ohlbach, Frank ; et al. | 2003-09-25 |
Method for separating ammoniac
App 20030143146 - Luyken, Hermann | 2003-07-31 |
Method for producing a polymer, using caprolactam
App 20030135019 - Ohlbach, Frank ; et al. | 2003-07-17 |
Method for separating ammonia from solutions containing caprolactam and ammonia
App 20030132098 - Luyken, Hermann ; et al. | 2003-07-17 |
Method for producing cyclic lactams
App 20030125544 - Ohlbach, Frank ; et al. | 2003-07-03 |
Method for producing cyclic lactams
App 20030114664 - Ohlbach, Frank ; et al. | 2003-06-19 |
Method for separating an azepine derivative out of a mixture containing an amine an azepine derivative
App 20030023083 - Luyken, Hermann ; et al. | 2003-01-30 |
Method for simultaneous preparation of 6-aminocapronitrile and hexamethylene diamine
Grant 6,462,220 - Luyken , et al. October 8, 2 | 2002-10-08 |
Iron-based catalyst for hydrogenating alpha-, omega-dinitriles
Grant 6,297,394 - Voit , et al. October 2, 2 | 2001-10-02 |
Hydrogenation catalyst
App 20010025119 - Voit, Guido ; et al. | 2001-09-27 |
Method for hydrogenating aliphatic alpha-, omega-dinitriles
Grant 6,265,602 - Voit , et al. July 24, 2 | 2001-07-24 |
Process for simultaneously preparing 6-aminocapronitrile and hexamethylene diamine
Grant 6,207,851 - Luyken , et al. March 27, 2 | 2001-03-27 |
Method for separating 6-aminocapronitrile from mixtures containing 6-aminocapronitrile and an imine
Grant 6,204,408 - Bassler , et al. March 20, 2 | 2001-03-20 |
Process for simultaneously preparing caprolactam and hexamethylene diamine
Grant 6,147,208 - Achhammer , et al. November 14, 2 | 2000-11-14 |
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