| Patents for C07D 229 - Heterocyclic compounds containing rings of less than five members having two nitrogen atoms as the only ring hetero atoms (515) |
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| 11/01/2001 | US20010037039 Non-peptidic; inhibits trypsin-like protease, thrombin and embolus formation; anticoagulant |
| 07/11/2001 | CN1068309C Semicarbazide derivative and coating composition containing derivative |
| 07/05/2001 | WO2001048052A1 Branched polyalkylene glycols |
| 06/12/2001 | CA2032717C Process for improving the flowability of dimerized 2.4-tolylenediisocyanate |
| 06/06/2001 | CN1066745C Process for producing addition polymer containing metdione groups, and their use in polyurethane coating system |
| 05/22/2001 | US6235778 Anticoagulants |
| 04/24/2001 | CA2053563C Polyisocyanates containing uretdione and/or isocyanurate groups, a process for their production and their use in polyurethane coating compositions |
| 03/27/2001 | US6207751 Semicarbazide derivative and a coating composition containing the same |
| 12/05/2000 | US6156863 Powder coating materials which produce a matte surface. |
| 11/16/2000 | WO2000068188A1 Propanoic acid derivatives that inhibit the binding of integrins to their receptors |
| 07/11/2000 | CA2095997C Decoloration of polyisocyanates containing isocyanurate and uretdione groups |
| 01/20/2000 | DE19831307A1 Harnstoff- und uretdiongruppenhaltige Polyadditionsverbindungen, ein Verfahren zu ihrer Herstellung sowie deren Verwendung Urea and uretdione polyaddition, a process for their preparation and their use |
| 01/19/2000 | EP0972786A1 Polyaddition compounds showing urea and urethdione groups, their preparation process and their use |
| 01/13/2000 | CA2277440A1 Urea- and uretdione-functional polyaddition compounds, a process for preparing them and their use |
| 12/08/1999 | EP0769492B1 Semicarbazide derivative and coating composition containing the derivative |
| 12/08/1999 | CN1237961A Aminoguanidines and alkoxyguanidines as protease inhibitors |
| 10/21/1999 | DE19816547A1 Harnstoff- und uretdiongruppenhaltige Polyisocyanate Urea and uretdione polyisocyanates |
| 10/20/1999 | EP0950676A1 Urea and urethdione groups containing polyisocyanates |
| 10/15/1999 | CA2268723A1 Urea- and uretdione-functional polyisocyanates |
| 09/29/1999 | EP0944590A2 Aminoguanidines and alkoxyguanidines as protease inhibitors |
| 09/29/1999 | EP0944580A2 N-(aryl/heteroaryl) amino acid esters, pharmaceutical compositions, and methods for inhibiting beta-amyloid peptide release and/or its synthesis |
| 09/15/1999 | CN1045085C Water-soluble azo compound and process for producing same |
| 08/31/1999 | US5945531 Polyurethane or polyesterurethane copolymer protective coatings; powder coating |
| 07/27/1999 | US5929241 Process for the preparation of an isocyanate-free uretdione of isophorone diisocyanate |
| 07/06/1999 | US5919887 Decoloration of polyisocyanates containing isocyanurate and diretdione groups |
| 06/22/1999 | US5914383 Trimers from polyisocyanates for isocyanurates |
| 06/15/1999 | US5912314 Reaction product of mixed uretdiones and a disecondary diamine |
| 04/20/1999 | CA2006797C A process for the preparation of polysocyanates containing uretdione and isocyanurate groups, the polyisocyanates obtained by this process and their use in two component polyurethane coatings |
| 03/16/1999 | US5883249 Simplified process for preparing uretdione-functional polyaddition compounds |
| 03/09/1999 | US5880312 Semicarbazide derivative and a coating composition containing the same |
| 12/08/1998 | US5847067 Uretdione-functional polyisocyanates, a process for their preparation, and their use |
| 08/27/1998 | WO1998022441A3 N-(aryl/heteroaryl) amino acid esters, pharmaceutical compositions, and methods for inhibiting beta-amyloid peptide and/or its synthesis |
| 07/30/1998 | WO1998023565A3 Aminoguanidines and alkoxyguanidines as protease inhibitors |
| 07/22/1998 | EP0854141A1 Process for the preparation of isocyanate-free uretediones from isophorone-diisocynate |
| 06/04/1998 | WO1998023565A2 Aminoguanidines and alkoxyguanidines as protease inhibitors |
| 05/28/1998 | WO1998022441A2 N-(aryl/heteroaryl) amino acid esters, pharmaceutical compositions, and methods for inhibiting beta-amyloid peptide and/or its synthesis |
| 05/28/1998 | CA2272433A1 N-(aryl/heteroaryl) amino acid esters, pharmaceutical compositions, and methods for inhibiting beta-amyloid peptide release and/or its synthesis |
| 05/12/1998 | US5750727 Polyisocyanates containing uretdione groups |
| 05/12/1998 | US5750629 Uretdione diisocyanates and a process for their production |
| 03/18/1998 | EP0829499A1 Polyisocyanates containing uretdione groups, process for their preparation and their use |
| 03/13/1998 | CA2215132A1 Uretdione-functional polyisocyanates, a process for their preparation, and their use |
| 02/25/1998 | EP0825215A1 A simplified process for the manufacture of uretdionegroup containing polyaddition compounds |
| 02/23/1998 | CA2213593A1 A simplified process for preparing uretdione-functional polyaddition compounds |
| 02/05/1998 | DE19630844A1 New urea group-containing isophorone-di:isocyanate uretedione compounds |
| 10/30/1997 | DE19616507A1 Storage-stable, non-crystallising uretedione |
| 10/01/1997 | EP0798299A1 Isocyanate trimers and mixtures of isocyanate trimers, production and use thereof |
| 09/17/1997 | EP0795569A1 Polyaddition products of disecondary diamines and polyisocyanate mixtures containing uretdione groups |
| 09/16/1997 | CA2200044A1 Novel polyaddition compounds |
| 08/13/1997 | EP0789017A1 Uretdiondiisocyanates |
| 07/31/1997 | CA2196027A1 Uretdione diisocyanates and a process for their production |
| 07/22/1997 | US5650498 Monoazo dyes in spherical shape, dispersion in water and stirring |
| 06/25/1997 | EP0780377A1 Process for the preparation of isocyanurate containing uretdions from isophorondiisocyanate and the uretdions obtained following this process |
| 06/19/1997 | DE19546750A1 Uretdione group-containing poly-addition products |
| 06/18/1997 | EP0779278A2 Uretdione groups containing polyaddition products and their use |
| 06/15/1997 | CA2192736A1 Polyaddition products containing uretdione groups, and their use |
| 06/11/1997 | CN1151730A Semicarbazide derivative and coating compsn. containing the derivative |
| 06/10/1997 | US5637664 Dimerization catalyst |
| 04/23/1997 | EP0769492A1 Semicarbazide derivative and coating composition containing the derivative |
| 10/02/1996 | EP0735027A1 Process for the preparation of (cyclo)aliphatic uretdiones with improved color quality |
| 08/21/1996 | EP0727452A1 Polyisocyanates containing uretdione groups |
| 08/19/1996 | CA2169715A1 Polyisocyanates containing uretdione groups |
| 04/17/1996 | EP0706520A1 Novel cross-linking agents and use thereof |
| 04/17/1996 | EP0631574A4 Producing isocyanate dimers using polymer-bound catalysts. |
| 04/03/1996 | CN1119641A Water-soluble azo compound and process for producing same |
| 01/18/1996 | WO1996001252A1 Semicarbazide derivative and coating composition containing the derivative |
| 01/16/1996 | US5484916 Catalytic dimerization |
| 11/22/1995 | CN1112138A Process for the preparation of polyaddition products containing metdione groups, and their use in polyurethane coating systems |
| 10/24/1995 | US5461020 Reaction product of inorganic substrate containing reactive hydroxyl group and aminopyrine catalyst selected from the group 4-dialkylamino and 4-(N-arylalkyl-N-alkyl)-aminopyridine used as dimerization and acylation catalyst |
| 09/13/1995 | EP0671426A1 Modified blends of (cyclo)aliphatic polyisocyanates, process for their preparation and their use |
| 09/12/1995 | US5449775 Imidazole group containing polymeric catalysts their preparation, and their use in the preparation of isocyanates containing uretdione groups |
| 08/30/1995 | EP0669354A1 Process for the preparation of polyaddition products containing uretdione groups and their use in polyurethane-lacquer systems |
| 08/23/1995 | EP0668098A1 Water-soluble azo compound and process for producing same |
| 08/22/1995 | CA2118444A1 Water-soluble azo compound and process for producing same |
| 08/18/1995 | CA2139535A1 Modified (cyclo)aliphatic polyisocyanate mixtures, preparation thereof and use thereof |
| 07/05/1995 | EP0661278A1 Blocked polyisocyanates |
| 07/01/1995 | CA2139365A1 Masked polyisocyanates; process for preparing the same and process for preparing polymers from said masked polyisocyanates |
| 03/07/1995 | US5395737 Heat- and photo-sensitive imaging element and method for making images therewith |
| 01/12/1995 | WO1995001347A1 Novel cross-linking agents and use thereof |
| 01/04/1995 | EP0631574A1 Producing isocyanate dimers using polymer-bound catalysts |
| 10/05/1994 | EP0617621A1 Central cholecystokinin antagonists having pharmaceutical activity |
| 07/12/1994 | US5329003 Process for the preparation of uretdione group containing polyisocyanates |
| 07/12/1994 | US5328804 Improved resolution, acrylic ester monomers containing uretidine dione and hexahydrotriazine trione groups |
| 05/24/1994 | US5315004 Process for producing uretidione dimers of isocyanates using catalysts which are bound to inorganic matrices |
| 05/04/1994 | EP0594596A1 Copolymerizable imidazolidinone monomer |
| 03/29/1994 | CA1328137C Process for the production of polyisocyanate mixtures containing uretdione and isocyanurate groups |
| 02/16/1994 | EP0582753A1 Heat- and photosensitive imaging element |
| 12/08/1993 | EP0572995A1 Polymeric catalytically active compounds, their preparation and their use as catalysts in the production of urethdione groups-containing polyisocyanates |
| 12/08/1993 | EP0572994A1 Process for the preparation of urethdione groups-containing polyisocyanates |
| 11/18/1993 | EP0569804A2 Process for brightening polyisocyanates containing isocyanurate and uretdione groups |
| 11/02/1993 | US5258508 Process for the preparation of oligomeric polyisocyanates and their use |
| 09/30/1993 | WO1993019049A1 Producing isocyanate dimers using polymer-bound catalysts |
| 08/17/1993 | US5237058 Polyisocyanates containing uretdione and/or isocyanurate groups, a process for their production |
| 07/08/1993 | WO1993012791A1 Central cholecystokinin antagonists having pharmaceutical activity |
| 06/08/1993 | US5218111 Tertiary phosphine catalyst adsorbed on porous carrier |
| 04/13/1993 | US5202358 Process for the preparation of liquid storable organic isocyanates containing carbodiimide and/or uretone imine groups and their use for the preparation of polyurethane plastics |
| 03/10/1993 | EP0530613A1 Image forming element with a photopolymerizable monomer |
| 01/12/1993 | US5179184 Polymerizable cyclic urea derivatives and polymers having a pendant urea |
| 12/30/1992 | EP0520210A2 Process for the preparation of oligomer polyisocyanates and their use |
| 12/02/1992 | EP0516050A2 Methods and compositions for using non-ionic contrast agents to reduce the risk of clot formation in diagnostic procedures |
| 12/02/1992 | EP0515933A2 Process for the preparation of fluid and storage stable organic isocyanates containing carbodiimide uretonimino groups, and their use in the preparation of polyurethane resins |