[go: up one dir, main page]

ES540067A0 - Procedimiento para la obtencion de sistemas de aglutinante reactivo de uretanurea - Google Patents

Procedimiento para la obtencion de sistemas de aglutinante reactivo de uretanurea

Info

Publication number
ES540067A0
ES540067A0 ES540067A ES540067A ES540067A0 ES 540067 A0 ES540067 A0 ES 540067A0 ES 540067 A ES540067 A ES 540067A ES 540067 A ES540067 A ES 540067A ES 540067 A0 ES540067 A0 ES 540067A0
Authority
ES
Spain
Prior art keywords
urethanurea
procedure
binder systems
reactive binder
obtaining reactive
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
ES540067A
Other languages
English (en)
Other versions
ES8602085A1 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer AG
Original Assignee
Bayer AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bayer AG filed Critical Bayer AG
Publication of ES8602085A1 publication Critical patent/ES8602085A1/es
Publication of ES540067A0 publication Critical patent/ES540067A0/es
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
    • C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
    • C08G18/6603—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
    • C08G18/6614—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3225 or C08G18/3271 and/or polyamines of C08G18/38
    • C08G18/6618—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3225 or C08G18/3271 and/or polyamines of C08G18/38 with compounds of group C08G18/3225 or polyamines of C08G18/38
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
    • C08G18/46—Polycondensates having carboxylic or carbonic ester groups in the main chain having heteroatoms other than oxygen
    • C08G18/4615—Polycondensates having carboxylic or carbonic ester groups in the main chain having heteroatoms other than oxygen containing nitrogen
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
    • C08G18/46—Polycondensates having carboxylic or carbonic ester groups in the main chain having heteroatoms other than oxygen
    • C08G18/4615—Polycondensates having carboxylic or carbonic ester groups in the main chain having heteroatoms other than oxygen containing nitrogen
    • C08G18/4623—Polycondensates having carboxylic or carbonic ester groups in the main chain having heteroatoms other than oxygen containing nitrogen containing primary or secondary terminal aminogroups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/50—Polyethers having heteroatoms other than oxygen
    • C08G18/5021—Polyethers having heteroatoms other than oxygen having nitrogen
    • C08G18/5036—Polyethers having heteroatoms other than oxygen having nitrogen containing -N-C=O groups
    • C08G18/5048—Products of hydrolysis of polyether-urethane prepolymers containing isocyanate groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/703—Isocyanates or isothiocyanates transformed in a latent form by physical means
    • C08G18/705—Dispersions of isocyanates or isothiocyanates in a liquid medium
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J175/00—Adhesives based on polyureas or polyurethanes; Adhesives based on derivatives of such polymers
    • C09J175/04—Polyurethanes
    • C09J175/12—Polyurethanes from compounds containing nitrogen and active hydrogen, the nitrogen atom not being part of an isocyanate group
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S528/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S528/902—Particulate material prepared from an isocyanate

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Dispersion Chemistry (AREA)
  • Adhesives Or Adhesive Processes (AREA)
  • Polyurethanes Or Polyureas (AREA)
ES540067A 1984-02-02 1985-02-01 Procedimiento para la obtencion de sistemas de aglutinante reactivo de uretanurea Granted ES540067A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19843403499 DE3403499A1 (de) 1984-02-02 1984-02-02 Verwendung von hitzehaertbaren polyurethanharnstoff-reaktiv-klebstoffmassen

Publications (2)

Publication Number Publication Date
ES8602085A1 ES8602085A1 (es) 1985-11-16
ES540067A0 true ES540067A0 (es) 1985-11-16

Family

ID=6226489

Family Applications (1)

Application Number Title Priority Date Filing Date
ES540067A Granted ES540067A0 (es) 1984-02-02 1985-02-01 Procedimiento para la obtencion de sistemas de aglutinante reactivo de uretanurea

Country Status (5)

Country Link
US (1) US4595445A (es)
EP (1) EP0153579B1 (es)
JP (1) JPS60181182A (es)
DE (2) DE3403499A1 (es)
ES (1) ES540067A0 (es)

Families Citing this family (57)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4783517A (en) * 1986-04-25 1988-11-08 Uop Inc. Polyureas as coatings
US4751103A (en) * 1986-11-13 1988-06-14 Ashland Oil, Inc. Epoxy primers for polyurethane structural adhesives
US4952659A (en) * 1987-03-25 1990-08-28 The B. F. Goodrich Company Catalyzed fast cure polyurethane sealant composition
IE60275B1 (en) * 1987-06-19 1994-06-29 Loctite Ireland Ltd Diazabicyclo and triazabicyclo primer compositions and use thereof in bonding non-polar substrates
DE3734340A1 (de) * 1987-10-10 1989-04-27 Bayer Ag Hitzehaertbares klebstoffsystem und ein verfahren zum verkleben von werkstoffen
US4876308A (en) * 1988-02-18 1989-10-24 Gencorp Inc. Polyurethane adhesive for a surface treatment-free fiber reinforced plastic
US4900387A (en) * 1988-02-24 1990-02-13 The Boeing Company Method of bonding via electrorheological adhesives
US4869400A (en) * 1988-02-29 1989-09-26 Richard Jacobs Composition dispensing system
US4897430A (en) * 1988-10-31 1990-01-30 Texaco Chemical Company One Component polyurea
DE3838128A1 (de) * 1988-11-10 1990-05-17 Bayer Ag Verfahren zur herstellung von kunststoffen nach dem polyisocyanatpolyadditionsverfahren sowie dafuer geeignete katalysatoren
DE3905545A1 (de) * 1989-02-23 1990-08-30 Basf Lacke & Farben Verfahren zur herstellung von verschluessen fuer verpackungsbehaelter
DE3919696A1 (de) * 1989-06-16 1991-01-10 Bayer Ag Reaktivklebstoffe auf polyurethanbasis
DE3919697A1 (de) * 1989-06-16 1990-12-20 Bayer Ag Einkomponenten-reaktivklebstoffe auf polyurethanbasis
DE3930138A1 (de) * 1989-09-09 1991-03-21 Bayer Ag Polyurethan-reaktivklebstoffmassen mit feindispersen polymeren
DE3940273A1 (de) * 1989-12-06 1991-06-13 Bayer Ag Heisshaertbare polyether-polyester-polyurethanharnstoffe
DE3940271A1 (de) * 1989-12-06 1991-06-13 Bayer Ag Waermehaertbare reaktiv-pulver auf basis von polyurethanen
US4994540A (en) * 1990-01-16 1991-02-19 Mobay Corporation Sag resistant, unfilled, low viscosity urethane structural adhesive
US5462617A (en) * 1991-05-30 1995-10-31 Bandag Licensing Corporation Tire bonding systems
US5710215A (en) * 1992-06-15 1998-01-20 Ebnother Ag Method and material mixture for manufacture of reactive hotmelts
KR100276573B1 (ko) * 1992-06-15 2000-12-15 엡뇌터 아게 반응성 고온용융물을 제조하기 위한 방법 및 혼합물
US6926949B1 (en) 1993-02-12 2005-08-09 Essex Specialty Products, Inc. Heat-activatable modular structural member, its use and process for the direct glazing of vehicles and adhesive therefor
DE4407490A1 (de) * 1994-03-07 1995-09-14 Bayer Ag Verfahren zur Herstellung heißhärtender Einkomponenten-Polyurethan-Reaktivmassen
US6103849A (en) * 1994-06-27 2000-08-15 Bayer Corporation Storage stable, heat curable polyurethane compositions
US6001204A (en) * 1994-10-11 1999-12-14 Essex Speciality Products, Inc. Heat activatable modular structural member, its use and process for the direct glazing of vehicles and adhesive therefor
US5922809A (en) * 1996-01-11 1999-07-13 The Dow Chemical Company One-part moisture curable polyurethane adhesive
AR005429A1 (es) * 1996-01-11 1999-06-23 Essex Specialty Prod Prepolimeros de poliuretano, composiciones adhesivas en un solo envase que incluyen dichos prepolimeros y procedimiento para adherir substratos con dichascomposiciones
DE19616496A1 (de) * 1996-04-25 1997-10-30 Bayer Ag Abspaltfreier Polyurethan-Pulverlack mit niedriger Einbrenntemperatur
US6325887B1 (en) 1998-04-30 2001-12-04 Morton International, Inc. Heat-activatable polyurethane/urea adhesive in aqueous dispersion
US6299715B1 (en) * 1998-07-14 2001-10-09 Bayer Antwerp N.V. Urethane adhesive-laminated carpeting
DE19846650A1 (de) 1998-10-09 2000-04-13 Basf Coatings Ag Pulverlack-Slurry mit mikroverkapselten Partikeln, ihre Herstellung und ihre Verwendung
US6214470B1 (en) * 1998-12-21 2001-04-10 Basf Corporation Cathodic electrocoat composition
US6228472B1 (en) 1998-12-21 2001-05-08 Basf Corporation Process for synthesis of allophanate compounds and compositions including the product thereof
US20020077270A1 (en) * 2000-01-31 2002-06-20 Rosen Craig A. Nucleic acids, proteins, and antibodies
US6541679B2 (en) * 2000-03-10 2003-04-01 Kimberly-Clark Worldwode, Inc. Composite and absorbent article comprising ultrasonics-friendly adhesive, and method of making same
ATE344286T1 (de) 2000-08-07 2006-11-15 Dow Global Technologies Inc Feuchtigkeitshärtbarer einkomponenten- polyurethanklebstoff
JP2002226767A (ja) * 2001-02-06 2002-08-14 Kanegafuchi Chem Ind Co Ltd 塗料用硬化性組成物及び塗装物
US7097734B2 (en) 2001-05-16 2006-08-29 Hill David A System and method for forming wood products
DE10140206A1 (de) * 2001-08-16 2003-03-06 Bayer Ag Einkomponentige isocyanatvernetzende Zweiphasen-Systeme
US7427424B2 (en) * 2003-08-07 2008-09-23 Hill David A Systems and methods of bonding materials
US20050281977A1 (en) * 2004-01-23 2005-12-22 Mashburn Larry E Method of carpet construction
US7875149B2 (en) * 2005-06-08 2011-01-25 Ppg Industries Ohio, Inc. Aircraft adhesive
DE102005031381A1 (de) * 2005-07-05 2007-01-11 Delo Industrieklebstoffe Gmbh & Co. Kg Warmhärtende, lösungsmittelfreie Einkomponenten-Massen und ihre Verwendung
DE102006054197A1 (de) * 2006-11-15 2008-05-21 Henkel Kgaa Hochfeste Polyurethan-Klebstoffe
DE102006058527A1 (de) * 2006-12-12 2008-06-19 Bayer Materialscience Ag Klebstoffe
EP2236535A1 (de) 2009-03-31 2010-10-06 Sika Technology AG Unter Wärmeeinwirkung beschleunigt aushärtende, feuchtigkeitsreaktive Polyurethanzusammensetzung
EP2236533B1 (de) * 2009-03-31 2011-11-09 Sika Technology AG Heisshärtende oder hitzeaktivierbare Zusammensetzung enthaltend ein oberflächendesaktiviertes Polyisocyanat
EP2236534A1 (de) 2009-03-31 2010-10-06 Sika Technology AG Zweistufig aushärtende Zusammensetzung enthaltend ein oberflächendesaktiviertes Polyisocyanat
US8317967B2 (en) * 2009-09-04 2012-11-27 Ashland Licensing And Intellectual Property Llc Structural urethane adhesives comprising amide polyols
JP6130390B2 (ja) * 2011-11-17 2017-05-17 エア プロダクツ アンド ケミカルズ インコーポレイテッドＡｉｒ Ｐｒｏｄｕｃｔｓ Ａｎｄ Ｃｈｅｍｉｃａｌｓ Ｉｎｃｏｒｐｏｒａｔｅｄ 芳香族カルボン酸のテトラアルキルグアニジン塩を有する組成物、製品及び方法
DE102015208978B4 (de) * 2015-05-15 2018-02-08 Muhr Und Bender Kg Federanordnung und Verfahren zur Herstellung einer Federanordnung
DE102018102916A1 (de) 2018-02-09 2019-08-14 Delo Industrie Klebstoffe Gmbh & Co. Kgaa Mit aktinischer Strahlung fixierbare Masse und ihre Verwendung
CN111566376B (zh) * 2018-03-07 2022-03-29 中央发条株式会社 弹簧
WO2019218341A1 (en) * 2018-05-18 2019-11-21 Henkel Ag & Co. Kgaa Stable and low cure-temperature 1k polyisocyanate
DE202020107477U1 (de) * 2020-12-22 2021-01-29 Va-Q-Tec Ag Isolationsbehälter zur Aufnahme von temperaturempfindlichen Produkten
DE102021110210A1 (de) 2021-04-22 2022-10-27 Delo Industrie Klebstoffe Gmbh & Co. Kgaa Verfahren zum Herstellen eines optischen Moduls und optisches Modul
US20240271012A1 (en) * 2023-02-14 2024-08-15 The Boeing Company Thermoreversible urethane-based adhesive compositions and associated methods for bonding and bonded articles
DE102023105596A1 (de) 2023-03-07 2024-09-12 Delo Industrie Klebstoffe Gmbh & Co. Kgaa Härtbare Masse, Verfahren zum Fügen, Vergießen und/oder Beschichten von Substraten und Verwendung der Masse

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1103202A (en) * 1963-08-09 1968-02-14 Dunlop Co Ltd Improvements relating to encapsulated materials
DE1570548B2 (de) * 1965-03-17 1980-01-17 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von lagerbeständigen, in der Wärme zu Polyurethanen aushärtbaren Massen
US4076774A (en) * 1976-02-27 1978-02-28 General Motors Corporation Dual-walled microcapsules and a method of forming same
EP0001148B1 (de) * 1977-09-07 1981-09-30 Chemische Werke Hüls Ag Verfahren zum Beschichten von Glasoberflächen
DE3112054A1 (de) * 1981-03-27 1982-10-07 Basf Ag, 6700 Ludwigshafen Lagerstabile, hitzhaertbare stoffmischungen aus polyisocyanat und polyol, verfahren zu deren herstellung und verwendung
US4330454A (en) * 1981-04-06 1982-05-18 The Goodyear Tire & Rubber Company Storable flowable polypropylene ether urethane composition
US4400978A (en) * 1981-09-01 1983-08-30 Louis Boivin Electronic hydrometer and method of determining the density of a liquid
DE3228723A1 (de) * 1982-07-31 1984-02-02 Basf Farben + Fasern Ag, 2000 Hamburg Lagerstabile, hitzehaertbare stoffmischungen aus polyisocyanat und mit isocyanatgruppen reaktionsfaehigen verbindungen, verfahren zu deren herstellung und verwendung
DE3230757A1 (de) * 1982-08-18 1984-02-23 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von stabilisierten polyisocyanaten, stabilisierte polyisocyanate retardierter reaktivitaet und ihre verwendung zur polyurethanherstellung
US4496706A (en) * 1983-04-11 1985-01-29 Chang Eugene Y C One-component polyurethane adhesive compositions
US4515933A (en) * 1983-04-11 1985-05-07 American Cyanamid Company One-component polyurethane adhesive compositions
DE3325735A1 (de) * 1983-07-16 1985-01-24 Basf Ag, 6700 Ludwigshafen Bei raumtemperatur fluessige, lagerstabile, waermeaktivierbare stoffgemische aus polyolen und/oder polyaminen und polyisocyanaten fuer polyurethan-haftkleber

Also Published As

Publication number Publication date
EP0153579A3 (en) 1986-01-08
ES8602085A1 (es) 1985-11-16
DE3403499A1 (de) 1985-08-08
DE3571037D1 (en) 1989-07-20
JPH0441196B2 (es) 1992-07-07
EP0153579A2 (de) 1985-09-04
EP0153579B1 (de) 1989-06-14
JPS60181182A (ja) 1985-09-14
US4595445A (en) 1986-06-17

Similar Documents

Publication Publication Date Title
ES540067A0 (es) Procedimiento para la obtencion de sistemas de aglutinante reactivo de uretanurea
ES547951A0 (es) Procedimiento para la preparacion de nuevas benzoilfenilu- reas
ES539783A0 (es) Procedimiento para la obtencion de 5-amino-1-fenil-pirazolessustituidos
ES555049A0 (es) Procedimiento para la obtencion de arilciclopropil-cetonas
ES544341A0 (es) Procedimiento para la obtencion de heteroariloxiacetamidas
ES543386A0 (es) Procedimiento para la obtencion de 1-heteroaril-4-aril-pira-zolin-5-onas
ES542207A0 (es) Procedimiento para la obtencion de tetrahidrofuran-2-ilmeti-laminas
ES548051A0 (es) Procedimiento para la preparacion de salicilatos metalicos
ES547924A0 (es) Procedimiento para la preparacion de bencileteres sustitui- dos
ES545967A0 (es) Procedimiento para la obtencion de poliarilensulfuro
ES550219A0 (es) Procedimiento para la obtencion de aminopolieteres alcoxi- lados
MX162421A (es) Procedimiento para la preparacion de n-acilfenilalaninas
ES549255A0 (es) Procedimiento para la obtencion de halogeno-hidroxi-flavonas
ES541906A0 (es) Procedimiento para la preparacion de glicidiloxidicetonas
ES542071A0 (es) Procedimiento para la preparacion de ergolinas
ES543820A0 (es) Procedimiento para la obtencion de piperacinil-oxo-quinoli- nas
ES549266A0 (es) Procedimiento para la obtencion de n-halo-carbonil-fenilhi- drazinas substituidas
ES544511A0 (es) Procedimiento para la obtencion de fenoxialquilaminopropano-les substituidos
ES543387A0 (es) Procedimiento para la obtencion de pirazolin-5-onas susti- tuidas
ES531159A0 (es) Procedimiento para la preparacion de aminociclotiadiazinas
ES546549A0 (es) Procedimiento para la obtencion de fluoralcoxifenilsulfonil-guanidinas
ES554606A0 (es) Procedimiento para la obtencion de piridiletil-dihidropiridinas
ES546551A0 (es) Procedimiento para la obtencion de arisulfonilguanidinas sustituidas
ES546192A0 (es) Procedimiento para la obtencion de benzotiazolsulfenamidas
MX7420E (es) Procedimiento para la preparacion de carbamoil-lactama-n-substituida

Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970612