ES2003316T3 - Procedimiento de preparacion de polimeros anfoteros solubles en agua, y su uso como agentes auxiliares de dispersion. - Google Patents

Procedimiento de preparacion de polimeros anfoteros solubles en agua, y su uso como agentes auxiliares de dispersion.

Info

Publication number
ES2003316T3
ES2003316T3 ES198787110185T ES87110185T ES2003316T3 ES 2003316 T3 ES2003316 T3 ES 2003316T3 ES 198787110185 T ES198787110185 T ES 198787110185T ES 87110185 T ES87110185 T ES 87110185T ES 2003316 T3 ES2003316 T3 ES 2003316T3
Authority
ES
Spain
Prior art keywords
weight
procedure
water soluble
preparation
amphoteric polymers
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.)
Expired - Lifetime
Application number
ES198787110185T
Other languages
English (en)
Other versions
ES2003316A4 (es
Inventor
Hans-Georg Dr.Dipl.-Chem. Hartan
Alfons Dr.Dipl.-Chem. Landscheidt
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.)
Stockhausen GmbH and Co KG
Original Assignee
Chemische Fabrik Stockhausen GmbH
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6305743&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2003316(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Chemische Fabrik Stockhausen GmbH filed Critical Chemische Fabrik Stockhausen GmbH
Publication of ES2003316A4 publication Critical patent/ES2003316A4/es
Application granted granted Critical
Publication of ES2003316T3 publication Critical patent/ES2003316T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D17/00Pigment pastes, e.g. for mixing in paints
    • C09D17/004Pigment pastes, e.g. for mixing in paints containing an inorganic pigment
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/04Acids; Metal salts or ammonium salts thereof
    • C08F220/06Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/52Amides or imides
    • C08F220/54Amides, e.g. N,N-dimethylacrylamide or N-isopropylacrylamide
    • C08F220/60Amides, e.g. N,N-dimethylacrylamide or N-isopropylacrylamide containing nitrogen in addition to the carbonamido nitrogen
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00Chemical modification by after-treatment
    • C08F8/30Introducing nitrogen atoms or nitrogen-containing groups
    • C08F8/32Introducing nitrogen atoms or nitrogen-containing groups by reaction with amines
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09CTREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/02Compounds of alkaline earth metals or magnesium
    • C09C1/021Calcium carbonates
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09CTREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/40Compounds of aluminium
    • C09C1/42Clays
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09CTREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C3/00Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
    • C09C3/04Physical treatment, e.g. grinding, treatment with ultrasonic vibrations
    • C09C3/041Grinding
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K23/00Use of substances as emulsifying, wetting, dispersing, or foam-producing agents
    • C09K23/16Amines or polyamines
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00Particle morphology
    • C01P2004/60Particles characterised by their size
    • C01P2004/61Micrometer sized, i.e. from 1-100 micrometer
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/22Rheological behaviour as dispersion, e.g. viscosity, sedimentation stability
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2800/00Copolymer characterised by the proportions of the comonomers expressed
    • C08F2800/20Copolymer characterised by the proportions of the comonomers expressed as weight or mass percentages

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Wood Science & Technology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
  • Paper (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Polymerisation Methods In General (AREA)
  • Cephalosporin Compounds (AREA)

Abstract

LA INVENCION SE REFIERE A POLIMEROS SOLUBLES EN AGUA ANFOTEROS QUE CONTIENEN: A) 90 A 30% EN PESO DE ACIDO ACRILICO Y/O METACRILICO B) 10 A 60% EN PESO DE UN COMPUESTO DE FORMULA (I) DONDE R1 ES HIDROGENO O UN RESTO METILO, R2 Y R3 QUE SON IGUALES O DIFERENTES, SIGNIFICAN UN RESTO METILO O ETILO, Y X ES UN RESTO ALQUILO CON 1 A 5 ATOMOS DE C ASI COMO, SI ES CASO, HASTA 50% EN PESO DE ACIDO ACRILAMIDOMETILPROPANOSULFONICO Y HASTA 10% EN PESO DE UN COMPUESTO NO SATURADO ETILENICO, Y EL PESO MOLECULAR DE ESTE POLIMERO, MEDIDO A UN PH DE 8, ES MAS PEQUEÑO QUE 100.000. LA INVENCION SE REFIERE DESPUES AL PROCEDIMIENTO PARA OBTENCION DE ESTOS POLIMEROS Y SU APLICACION COMO MEDIOS AUXILIARES MOLECULA O DISPERSION PARA FABRICACION DE PREPARACIONES DE PIGMENTOS SOLUBLES EN AGUA DE ELEVADA CONCENTRACION
ES198787110185T 1986-07-23 1987-07-15 Procedimiento de preparacion de polimeros anfoteros solubles en agua, y su uso como agentes auxiliares de dispersion. Expired - Lifetime ES2003316T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19863624813 DE3624813A1 (de) 1986-07-23 1986-07-23 Amphotere wasserloesliche polymere, verfahren zu ihrer herstellung und ihre verwendung als dispergierhilfsmittel

Publications (2)

Publication Number Publication Date
ES2003316A4 ES2003316A4 (es) 1988-11-01
ES2003316T3 true ES2003316T3 (es) 1992-11-01

Family

ID=6305743

Family Applications (1)

Application Number Title Priority Date Filing Date
ES198787110185T Expired - Lifetime ES2003316T3 (es) 1986-07-23 1987-07-15 Procedimiento de preparacion de polimeros anfoteros solubles en agua, y su uso como agentes auxiliares de dispersion.

Country Status (8)

Country Link
US (1) US5176797A (es)
EP (1) EP0256312B1 (es)
JP (1) JPS6335613A (es)
AT (1) ATE73466T1 (es)
AU (1) AU595901B2 (es)
CA (1) CA1323955C (es)
DE (2) DE3624813A1 (es)
ES (1) ES2003316T3 (es)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3544909A1 (de) * 1985-12-19 1987-06-25 Stockhausen Chem Fab Gmbh Copolymere aus acrylamid und dimethylaminopropylacrylamid als flockungsmittel und verfahren zum entwaessern von klaerschlaemmen unter verwendung dieser flockungsmittel
DE3624813A1 (de) * 1986-07-23 1988-03-10 Stockhausen Chem Fab Gmbh Amphotere wasserloesliche polymere, verfahren zu ihrer herstellung und ihre verwendung als dispergierhilfsmittel
DE59010820D1 (de) * 1989-06-06 1998-05-28 Pluss Stauffer Ag Hochkonzentrierte wässrige Suspension aus Mineralien und/oder Füllstoffen und/oder Pigmenten
DE3928842A1 (de) * 1989-08-31 1991-03-14 Henkel Kgaa Verfahren zur flotation von fuellstoffen aus altpapier in gegenwart von polymeren und/oder copolymeren
JP2811336B2 (ja) * 1989-11-06 1998-10-15 株式会社エヌエムビー 新規なセメント分散剤
DE3939034A1 (de) * 1989-11-25 1991-05-29 Henkel Kgaa Herstellung stabiler polymerdispersionen mittels amphoterer polymerer als stabilisatoren
FR2655875B1 (fr) * 1989-12-20 1992-03-06 Coatex Sa Agent de dispersion et/ou de broyage pour suspensions aqueuses minerales de potentiel zeta nul.
DE4004953C3 (de) * 1990-02-19 1998-01-29 Stockhausen Chem Fab Gmbh Verfahren zur Herstellung von neutralisierten Polyacrylsäuren und ihre Verwendung als Mahl- und Dispergierhilfsmittel
US5227421A (en) * 1990-05-01 1993-07-13 Nippon Paint Co., Ltd. Aqueous pigment-dispersed paste, processes for producing it and therefrom water paint composition
US5266162A (en) * 1990-12-13 1993-11-30 Societe Francaise Hoechst Process for coating papers and its use in flexographic printing
ATE169331T1 (de) * 1992-03-10 1998-08-15 Rohm & Haas Verwendung von wasserlöslichen polymeren in reinigungsmittelzusammensetzungen und für solche anwendungen geeignete wasserlösliche polymere
US5308532A (en) * 1992-03-10 1994-05-03 Rohm And Haas Company Aminoacryloyl-containing terpolymers
JPH07258352A (ja) * 1994-02-23 1995-10-09 Cytec Technol Corp 両性ポリマー類およびポリマーのミクロエマルジヨン
US5650465A (en) * 1994-02-23 1997-07-22 Cytec Technology Corp. Ampholytic polymers and polymeric microemulsions
WO1996006143A1 (en) * 1994-08-19 1996-02-29 Minnesota Mining And Manufacturing Company Water-based adhesives
US5552498A (en) * 1994-09-23 1996-09-03 Nalco Chemical Company Preparation of amphoteric acrylic acid copolymers suitable as oil-in-water emulsion breakers
US5858173A (en) * 1995-01-06 1999-01-12 Tim-Bar Corporation Paper making process
GB9622905D0 (en) * 1996-11-02 1997-01-08 Ecc Int Ltd Dispersing agents and their use
ITMI981190A1 (it) * 1998-05-29 1999-11-29 Sestriere Vernici S R L Paste pigmentarie universali idrodisperdibili zero v.o.c.
DE10119685A1 (de) 2001-04-20 2002-10-24 Stockhausen Chem Fab Gmbh Entfernung nicht-wasserlöslicher Substanzen aus Metallaufschlüssen
AU2003285093A1 (en) * 2002-10-30 2004-06-07 The Lubrizol Corporation Adhesion promoters for glass-containing systems
US7425595B2 (en) * 2003-12-15 2008-09-16 Absorbent Technologies, Inc. Superabsorbent polymer products including a beneficial additive and methods of making and application
US7423090B2 (en) 2003-12-15 2008-09-09 Absorbent Technologies, Inc. Methods of making and using a superabsorbent polymer product including a bioactive, growth-promoting additive
US7303794B2 (en) * 2004-03-31 2007-12-04 Specialty Minerals (Michigan) Inc. Ink jet recording paper
US20060003117A1 (en) * 2004-06-14 2006-01-05 Specialty Minerals (Michigan) Inc. Ink jet recording paper
KR20070051868A (ko) * 2004-08-27 2007-05-18 업소번트 테크놀로지스 인코포레이티드 농업용 초흡수성 중합체
DE102005026003A1 (de) * 2005-06-03 2006-12-07 Beiersdorf Ag Kosmetische Zubereitungen mit einem Gehalt an einem wässrigen Anisfruchtextrakt und einem oder mehreren Acrylamidomethylpropylsulfonsäure-Polymeren
US20070163172A1 (en) * 2006-01-17 2007-07-19 Savich Milan H Biodegradable mat containing superabsorbent polymers
US20070167330A1 (en) * 2006-01-17 2007-07-19 Savich Milan H Superabsorbent polymer applicator
US7607259B2 (en) * 2006-01-17 2009-10-27 Absorbent Technologies, Inc. Superabsorbent polymer root dip
JP2012503086A (ja) * 2008-09-22 2012-02-02 ハーキュリーズ・インコーポレーテッド 紙の填料含量を高めるために使用されるコポリマーブレンド組成物
AU2011214865B2 (en) 2010-02-10 2015-11-05 Queen's University At Kingston Water with switchable ionic strength
US9596801B2 (en) 2010-10-25 2017-03-21 Vjs Investments Limited Superabsorbent polymer seed coatings and associated methods
WO2012079175A1 (en) * 2010-12-15 2012-06-21 Queen's University At Kingston Systems and methods for use of water with switchable ionic strength
CN106320075A (zh) * 2015-06-19 2017-01-11 上海东升新材料有限公司 一种浆内施胶剂乳液及其制备方法和应用
US10442732B2 (en) 2016-05-20 2019-10-15 United States Gypsum Company Gypsum slurries with linear polycarboxylate dispersants
CN111072843A (zh) * 2020-01-11 2020-04-28 山东金元新材料科技股份有限公司 一种碳酸钙研磨用两性分散剂及其制备方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3043822A (en) * 1957-08-01 1962-07-10 Ciba Ltd New polymerization process
FR1540020A (fr) * 1966-09-05 1968-09-20 Agfa Gevaert Nv Méthode de dispersion de pigments inorganiques dans un milieu aqueux
US3658772A (en) * 1966-10-20 1972-04-25 Dow Chemical Co Acrylic acid polymers
CH479636A (de) * 1967-03-01 1969-10-15 Ciba Geigy Verfahren zur Herstellung von Copolymerisaten
DD106268A1 (es) * 1973-08-28 1974-06-12
DE2757329C2 (de) * 1977-12-22 1980-02-07 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung von Polymerisaten der Acrylsäure oder Methacrylsäure
DE3037967A1 (de) * 1980-10-08 1982-05-13 Röhm GmbH, 6100 Darmstadt Verfahren zur polymerisation von wasserloeslichen monomeren oder monomerengemischen
DE3047688A1 (de) * 1980-12-18 1982-07-22 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung amphoterer copolymerisate und deren verwendung als emulsator
DE3123732A1 (de) * 1981-06-15 1982-12-30 Basf Ag, 6700 Ludwigshafen Mahlhilfsmittel und dispergiermittel fuer pigmente
DK274983A (da) * 1982-06-16 1983-12-17 Albright & Wilson Polymere af umaette syrer samt fremgangsmaade til fremstilling deraf
ATE25958T1 (de) * 1982-11-10 1987-04-15 Allied Colloids Ltd Calciumcarbonat dispersionen.
DE3624813A1 (de) * 1986-07-23 1988-03-10 Stockhausen Chem Fab Gmbh Amphotere wasserloesliche polymere, verfahren zu ihrer herstellung und ihre verwendung als dispergierhilfsmittel

Also Published As

Publication number Publication date
AU595901B2 (en) 1990-04-12
AU7564187A (en) 1988-01-28
CA1323955C (en) 1993-11-02
EP0256312B1 (de) 1992-03-11
ES2003316A4 (es) 1988-11-01
US5176797A (en) 1993-01-05
DE3624813C2 (es) 1990-11-15
DE3777280D1 (de) 1992-04-16
JPS6335613A (ja) 1988-02-16
DE3624813A1 (de) 1988-03-10
ATE73466T1 (de) 1992-03-15
EP0256312A3 (en) 1988-06-08
EP0256312A2 (de) 1988-02-24

Similar Documents

Publication Publication Date Title
ES2003316T3 (es) Procedimiento de preparacion de polimeros anfoteros solubles en agua, y su uso como agentes auxiliares de dispersion.
ES2151212T3 (es) Composiciones basadas en agua con contenido en organopolisiloxanos y con funciones glicidoeter, acrilo y/o metacrilo, procedimiento para su fabricacion asi como su uso.
AR011116A1 (es) Compuesto derivado de n-hidroxi-beta-sulfonil propionamida y composicion farmaceutica que lo contiene
ES2078375T3 (es) Polimero isobutileno que tiene un grupo insaturado y su preparacion.
BR9914379A (pt) Composto, processo para a preparação de um composto, método para a produção de um efeito antibacteriano em um animal de sangue quente, uso de um composto, e, composição farmacêutica
BR9910971A (pt) Composto, processos para a preparação de um composto e para produzir um efeito antibacteriano em um animal de sangue quente, uso de um composto, e, composição farmacêutica
DK160877C (da) Fremgangsmaade til fremstilling af 2-penemforbindelser
ES2083277T3 (es) Compuestos hidro-fluoro-carbonados, su utilizacion en composiciones cosmeticas, su procedimiento de preparacion, y composiciones cosmeticas que los contienen.
DE59309536D1 (de) Verfahren zur Herstellung von Nukleosiden
DE69806900T2 (de) Polymerisierbare zementzusammensetzungen
ES2169779T3 (es) Procedimiento para la preparacion de poli(diorganosiloxanos), composiciones que contienen los mismos y su uso.
AR002090A1 (es) Mezclas de compuestos organosilanos, su uso y composiciones de moldeado vulcanizables que las contienen.
ES2057322T3 (es) Derivados de amida de aminoacido substituidos, su fabricacion y uso.
ES2135953T3 (es) Composicion redispersable de polvo de dispersion.
DE69403005T2 (de) Wässriger Aerosolhaarlack für die Haarfixierung
PE20010742A1 (es) COMPOSICION DE UN AGONISTA ß-ADRENERGICO PARA EL TRATAMIENTO DE LA INFERTILIDAD O MEJORA DE LA FERTILIDAD
SE9701301D0 (sv) Krympreducerande medel (I) för cementkompositioner
ES2175371T3 (es) Nuevos derivados de histidina, procedimiento de preparacion y su utilizacion como agentes anti-radicales libres.
ES2072765T3 (es) Procedimiento para la obtencion de 5,6-dihidroxi-indolinas.
ES2130596T3 (es) Polieter glicoles y alcoholes que derivan de 3,4-epoxi-1-buteno.
PE86698A1 (es) Derivados de indolina
ES2145475T3 (es) Procedimiento para nitrar compuestos de eter difenilico.
IT1206712B (it) Procedimento per la preparazione di derivati di fenil alanina.
MX9303392A (es) Derivados de imidazo benzoxazin-1-ona substituidos y proceso para su preparacion.
BR9912922A (pt) Processo para a preparação de um peróxido, peróxido, uso de um peróxido, e, formulação

Legal Events

Date Code Title Description
FG2A Definitive protection

Ref document number: 256312

Country of ref document: ES