DE69610650D1 - Zementdispergiermittel - Google Patents

Zementdispergiermittel

Info

Publication number
DE69610650D1
DE69610650D1 DE69610650T DE69610650T DE69610650D1 DE 69610650 D1 DE69610650 D1 DE 69610650D1 DE 69610650 T DE69610650 T DE 69610650T DE 69610650 T DE69610650 T DE 69610650T DE 69610650 D1 DE69610650 D1 DE 69610650D1
Authority
DE
Germany
Prior art keywords
cement dispersant
dispersant
cement
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 - Fee Related
Application number
DE69610650T
Other languages
English (en)
Other versions
DE69610650T2 (de
Inventor
Akira Ohta
Tomomi Sugiyama
Yoshio Tanaka
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.)
Construction Research and Technology GmbH
Original Assignee
MBT Holding 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 MBT Holding AG filed Critical MBT Holding AG
Application granted granted Critical
Publication of DE69610650D1 publication Critical patent/DE69610650D1/de
Publication of DE69610650T2 publication Critical patent/DE69610650T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
    • C04B24/24—Macromolecular compounds
    • C04B24/26—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B24/2641—Polyacrylates; Polymethacrylates
    • C04B24/2647—Polyacrylates; Polymethacrylates containing polyether side chains
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
    • C04B24/24—Macromolecular compounds
    • C04B24/26—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B24/2664—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of ethylenically unsaturated dicarboxylic acid polymers, e.g. maleic anhydride copolymers
    • C04B24/267—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of ethylenically unsaturated dicarboxylic acid polymers, e.g. maleic anhydride copolymers containing polyether side chains
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
    • C04B2103/40—Surface-active agents, dispersants
    • C04B2103/408—Dispersants
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/34—Non-shrinking or non-cracking materials
DE69610650T 1995-01-31 1996-01-31 Zementdispergiermittel Expired - Fee Related DE69610650T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4770895 1995-01-31

Publications (2)

Publication Number Publication Date
DE69610650D1 true DE69610650D1 (de) 2000-11-23
DE69610650T2 DE69610650T2 (de) 2001-05-03

Family

ID=12782810

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69610650T Expired - Fee Related DE69610650T2 (de) 1995-01-31 1996-01-31 Zementdispergiermittel

Country Status (3)

Country Link
US (1) US5660626A (de)
EP (1) EP0725043B1 (de)
DE (1) DE69610650T2 (de)

Families Citing this family (65)

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US6087418A (en) * 1998-01-22 2000-07-11 Nippon Shokubai Co., Ltd. Cement admixture and cement composition
US6294015B1 (en) 1998-01-22 2001-09-25 Nippon Shokubai Co., Ltd. Cement admixture and cement composition
FR2776285B1 (fr) * 1998-03-19 2000-06-09 Chryso Dispersant hydrosoluble ou hydrodispersable pour compositions de ciment et suspensions aqueuses de particules minerales, et adjuvants contenant un tel dispersant
FR2780396B1 (fr) 1998-06-30 2000-08-04 Coatex Sa Nouveaux agents de type polycondensat pour ameliorer la maniabilite des liants hydrauliques, leur procede de preparation, les liants les contenant et leurs applications
WO2000006515A1 (de) * 1998-07-29 2000-02-10 Holderbank Financiere Glarus Ag Zusatzmittel zur kompensation des schwindens von mörtel oder beton
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EP1024120B1 (de) * 1999-01-29 2012-03-07 Sika Technology AG Verfahren zur Reduzierung des Schwindens von hydraulischen Bindemitteln
DE60029666T2 (de) 1999-03-09 2007-08-09 Nippon Shokubai Co., Ltd. Additiv für Zement
FR2792932B1 (fr) 1999-04-30 2001-07-06 Coatex Sa Nouveaux agents de type copolymeres acryliques a base d'urethanne pour ameliorer la maniabilite des liants hydrauliques, leur procede de preparation, les liants les contenant et leurs applications
MY135684A (en) † 1999-11-29 2008-06-30 Nippon Catalytic Chem Ind Copolymer for cement admixtures and its production process and use
US8088842B2 (en) * 1999-12-10 2012-01-03 Construction Research & Technology Gmbh Solubilized defoamers for cementitious compositions
CA2393624A1 (en) 1999-12-10 2001-06-14 Mbt Holding Ag Water-soluble air-controlling agents for cementitious compositions
US6875801B2 (en) * 1999-12-10 2005-04-05 Construction Research & Technology Gmbh Solubilized defoamers for cementitious compositions
US20030187100A1 (en) * 1999-12-10 2003-10-02 Mbt Holding Ag Water soluble air controlling agents for cementitious compositions
ATE298733T1 (de) 1999-12-10 2005-07-15 Constr Res & Tech Gmbh Gelöste entschäumer für zementzusamensetzungen
SG98009A1 (en) 1999-12-28 2003-08-20 Nippon Catalytic Chem Ind Anti-shrinkage agent for hydraulic material
US6599973B1 (en) * 2000-09-27 2003-07-29 E. I. Du Pont De Nemours And Company Aqueous graft copolymer pigment dispersants
FR2815629B1 (fr) 2000-10-25 2003-09-05 Coatex Sas Procede pour ameliorer la resistance mecanique notamment "aux jeunes ages" des matrices cimentaires, matrices cimentaires obtenues et leurs utilisations
FR2815627B1 (fr) 2000-10-25 2003-09-05 Coatex Sas Procede pour ameliorer la resistance mecanique notamment "aux jeunes ages" des matrices cimentaires, matrices cimentaires ainsi obtenues et leurs utilisations
DE10118130A1 (de) * 2001-04-11 2002-10-17 Aixtron Ag Vorrichtung oder Verfahren zum Abscheiden von insbesondere kristallinen Schichten auf insbesondere kristallinen Substraten aus der Gasphase
US6858074B2 (en) * 2001-11-05 2005-02-22 Construction Research & Technology Gmbh High early-strength cementitious composition
JP2003300766A (ja) * 2002-02-06 2003-10-21 Nippon Shokubai Co Ltd コンクリート組成物、コンクリート組成物の製造方法及びセメント混和剤
EP1348729A1 (de) * 2002-03-25 2003-10-01 Sika Schweiz AG Polymere in festem Aggregatzustand
US20030230407A1 (en) * 2002-06-13 2003-12-18 Vijn Jan Pieter Cementing subterranean zones using cement compositions containing biodegradable dispersants
US20040149174A1 (en) * 2003-02-05 2004-08-05 Mbt Holding Ag Accelerating admixture for concrete
CA2515696C (en) * 2003-02-26 2012-06-26 Construction Research & Technology Gmbh Strength improvement admixture
JP4057446B2 (ja) * 2003-03-03 2008-03-05 株式会社竹中工務店 コンクリート用多機能混和剤及びコンクリート
BRPI0408942A (pt) 2003-03-27 2006-04-04 Constr Res & Tech Gmbh suspensão colorida lìquida
US20040211342A1 (en) 2003-04-25 2004-10-28 Mbt Holding Ag Rheology stabilizer for cementitious compositions
US7556684B2 (en) * 2004-02-26 2009-07-07 Construction Research & Technology Gmbh Amine containing strength improvement admixture
JP2007529397A (ja) * 2004-03-16 2007-10-25 株式会社日本触媒 乾燥収縮低減剤
JP5237633B2 (ja) 2004-06-15 2013-07-17 コンストラクション リサーチ アンド テクノロジー ゲーエムベーハー セメント状組成物への耐凍結融解性の装備
ES2535136T3 (es) 2005-06-14 2015-05-05 Construction Research & Technology Gmbh Provisión de resistencia a la congelación y descongelación a composiciones cementosas
US7815731B2 (en) 2006-06-13 2010-10-19 Sekisui Specialty Chemicals America, Llc Polyvinyl alcohol fluid loss additive with improved rheological properties
DE102008012084A1 (de) 2007-04-02 2008-10-09 Skumtech As Brandschutz an Bauwerken
GB2449470B (en) 2007-05-23 2011-06-29 British Broadcasting Corp OFDM-MIMO radio frequency transmission system
CN101778805A (zh) 2007-08-10 2010-07-14 建筑研究和技术有限公司 用于干铸胶凝组合物的流变改性添加剂
JP5215680B2 (ja) 2008-01-28 2013-06-19 コンストラクション リサーチ アンド テクノロジー ゲーエムベーハー 収縮低減剤
DE102008028147A1 (de) 2008-06-14 2009-12-17 Skumtech As Wärmeisolierung im Bergbau
US8519029B2 (en) 2008-06-16 2013-08-27 Construction Research & Technology Gmbh Copolymer admixture system for workability retention of cementitious compositions
WO2011044718A1 (en) * 2009-10-16 2011-04-21 Dow Global Technologies Llc Aqueous cutting fluid for use with diamond wiresaw
DE102011089535A1 (de) 2011-12-22 2013-06-27 Evonik Industries Ag Entschäumerzusammensetzungen für Baustoffmischungen
US8845940B2 (en) 2012-10-25 2014-09-30 Carboncure Technologies Inc. Carbon dioxide treatment of concrete upstream from product mold
EP2951122B1 (de) 2013-02-04 2020-05-27 Carboncure Technologies Inc. System und verfahren zur anwendung von kohlendioxid bei der herstellung von beton
CN103333297B (zh) * 2013-06-24 2014-08-13 北京工业大学 一种减缩型聚羧酸系高性能减水剂的制备方法
US20160107939A1 (en) 2014-04-09 2016-04-21 Carboncure Technologies Inc. Methods and compositions for concrete production
US9376345B2 (en) 2013-06-25 2016-06-28 Carboncure Technologies Inc. Methods for delivery of carbon dioxide to a flowable concrete mix
US9108883B2 (en) 2013-06-25 2015-08-18 Carboncure Technologies, Inc. Apparatus for carbonation of a cement mix
US9388072B2 (en) 2013-06-25 2016-07-12 Carboncure Technologies Inc. Methods and compositions for concrete production
US10927042B2 (en) 2013-06-25 2021-02-23 Carboncure Technologies, Inc. Methods and compositions for concrete production
WO2015123769A1 (en) 2014-02-18 2015-08-27 Carboncure Technologies, Inc. Carbonation of cement mixes
EP3129126A4 (de) 2014-04-07 2018-11-21 Carboncure Technologies Inc. Integrierte kohlendioxidabscheidung
CN105330792A (zh) * 2015-11-12 2016-02-17 黎明职业大学 一种多功能性高性能聚羧酸类减缩材料及其制备方法
MX2018012464A (es) 2016-04-11 2019-08-01 Carboncure Tech Inc Metodos y composiciones para tratamiento de agua de lavado de concreto.
EP3642170A4 (de) 2017-06-20 2021-03-10 Carboncure Technologies Inc. Verfahren und zusammensetzungen zur behandlung von betonwaschwasser
BR112020007079B1 (pt) * 2017-10-13 2023-03-21 Gcp Applied Technologies Inc Composição para controlar a hidratação de cal viva, método para produzir a dita composição, método para tratar cal viva e material cimentício endurecido compreendendo a dita composição
CN108299650A (zh) * 2017-12-26 2018-07-20 苏州弗克技术股份有限公司 一种压浆剂用聚羧酸减水剂及其制备方法
CN112218839B (zh) * 2018-07-17 2023-06-06 Sika技术股份公司 改进的混凝土掺加剂
US20220033579A1 (en) * 2018-09-25 2022-02-03 Huntsman Petrochemical Llc Cyclic Amide Initialized Polyetheramine and Uses Thereof
CN116119957B (zh) * 2022-12-16 2024-04-30 华能澜沧江水电股份有限公司 一种辉长岩细骨料、制备方法、复配细骨料及其应用

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JPS59128242A (ja) * 1983-01-10 1984-07-24 日本セメント株式会社 セメントの良好な収縮低減剤
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Also Published As

Publication number Publication date
EP0725043B1 (de) 2000-10-18
DE69610650T2 (de) 2001-05-03
US5660626A (en) 1997-08-26
EP0725043A2 (de) 1996-08-07
EP0725043A3 (de) 1997-02-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: CONSTRUCTION RESEARCH & TECHNOLOGY GMBH, 83308 TRO

8339 Ceased/non-payment of the annual fee