DE69801737D1 - Zementdispergiermittel sowie Verfahren zur Herstellung von Beton damit - Google Patents

Zementdispergiermittel sowie Verfahren zur Herstellung von Beton damit

Info

Publication number
DE69801737D1
DE69801737D1 DE69801737T DE69801737T DE69801737D1 DE 69801737 D1 DE69801737 D1 DE 69801737D1 DE 69801737 T DE69801737 T DE 69801737T DE 69801737 T DE69801737 T DE 69801737T DE 69801737 D1 DE69801737 D1 DE 69801737D1
Authority
DE
Germany
Prior art keywords
concrete
production
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 - Lifetime
Application number
DE69801737T
Other languages
English (en)
Other versions
DE69801737T2 (de
Inventor
Mitsuo Kinoshita
Kazuhisa Okada
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.)
Takemoto Oil and Fat Co Ltd
Original Assignee
Takemoto Oil and Fat Co Ltd
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 Takemoto Oil and Fat Co Ltd filed Critical Takemoto Oil and Fat Co Ltd
Application granted granted Critical
Publication of DE69801737D1 publication Critical patent/DE69801737D1/de
Publication of DE69801737T2 publication Critical patent/DE69801737T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C04B24/16—Sulfur-containing compounds
    • C04B24/161—Macromolecular compounds comprising sulfonate or sulfate groups
    • C04B24/163—Macromolecular compounds comprising sulfonate or sulfate groups obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B24/165—Macromolecular compounds comprising sulfonate or sulfate groups obtained by reactions only involving carbon-to-carbon unsaturated bonds 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
    • C04B24/16—Sulfur-containing compounds
    • C04B24/161—Macromolecular compounds comprising sulfonate or sulfate groups
    • C04B24/163—Macromolecular compounds comprising sulfonate or sulfate groups obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • 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
    • C04B24/2688—Copolymers containing at least three different monomers
    • 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
    • C04B24/28—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B24/32—Polyethers, e.g. alkylphenol polyglycolether
    • 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
    • C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
    • C04B40/0028—Aspects relating to the mixing step of the mortar preparation
    • C04B40/0039—Premixtures of ingredients
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L33/00—Compositions of homopolymers or copolymers 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 of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • C08L33/02—Homopolymers or copolymers of acids; Metal or ammonium salts thereof
    • 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
    • C04B2103/30—Water reducers, plasticisers, air-entrainers, flow improvers
    • C04B2103/308—Slump-loss preventing agents
    • 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
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/50—Aqueous dispersion, e.g. containing polymers with a glass transition temperature (Tg) above 20°C
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Macromonomer-Based Addition Polymer (AREA)
DE69801737T 1997-12-16 1998-12-16 Zementdispergiermittel sowie Verfahren zur Herstellung von Beton damit Expired - Lifetime DE69801737T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP36418397A JP3278391B2 (ja) 1997-12-16 1997-12-16 セメント用分散剤

Publications (2)

Publication Number Publication Date
DE69801737D1 true DE69801737D1 (de) 2001-10-25
DE69801737T2 DE69801737T2 (de) 2002-07-04

Family

ID=18481180

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69801737T Expired - Lifetime DE69801737T2 (de) 1997-12-16 1998-12-16 Zementdispergiermittel sowie Verfahren zur Herstellung von Beton damit

Country Status (4)

Country Link
US (2) US6140440A (de)
EP (1) EP0924174B1 (de)
JP (1) JP3278391B2 (de)
DE (1) DE69801737T2 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3600100B2 (ja) † 1999-12-20 2004-12-08 花王株式会社 コンクリート混和剤
JP3625174B2 (ja) * 2000-05-01 2005-03-02 花王株式会社 セメント分散剤用効力増強剤
JP4087042B2 (ja) * 2000-05-12 2008-05-14 花王株式会社 セメント分散剤
JP4459488B2 (ja) * 2000-09-19 2010-04-28 花王株式会社 セメント分散剤
JP4459492B2 (ja) * 2000-10-02 2010-04-28 花王株式会社 セメント分散剤
JP4459491B2 (ja) * 2000-10-02 2010-04-28 花王株式会社 セメント分散剤
EP1295911A1 (de) * 2001-09-25 2003-03-26 Rohm And Haas Company In Wasser redispergierbare Pulverzusammensetzung enthaltend Schutzkolloid, Vinylester-COPOLYMER und Olefin-Maleinsäureanhydrid-Copolymer
JP4152713B2 (ja) * 2002-10-09 2008-09-17 花王株式会社 水硬性組成物
US6591910B1 (en) * 2003-01-29 2003-07-15 Halliburton Energy Services, Inc. Methods and compositions for cementing subterranean zones
US20060249056A1 (en) 2003-02-25 2006-11-09 Kao Corporation Dispersant for hydraulic composition
FR2853646B1 (fr) * 2003-04-11 2007-07-06 Chryso Sas Utilisation de dispersants pour ameliorer le maintien de fluidite de beton
TWI268914B (en) * 2003-05-09 2006-12-21 Nippon Catalytic Chem Ind Polycarboxylic acid concrete admixture
US6869998B2 (en) * 2003-06-23 2005-03-22 Geo Specialty Chemicals, Inc. Concrete or cement dispersant and method of use
SE526347C2 (sv) * 2003-09-18 2005-08-30 Perstorp Specialty Chem Ab Ny sampolymer samt cementadditiv innefattande den samma
EP2447231B1 (de) * 2004-01-06 2016-11-23 Nippon Shokubai Co., Ltd. Zementbeimischung
JP4357994B2 (ja) * 2004-03-05 2009-11-04 花王株式会社 コンクリート混和剤
JP4620085B2 (ja) * 2007-08-01 2011-01-26 花王株式会社 セメント分散剤の製造方法
WO2010076096A1 (de) * 2008-12-08 2010-07-08 Construction Research & Technology Gmbh Copolymermischung enthaltendes dispergiermittel
MX2011006103A (es) * 2008-12-08 2011-06-24 Constr Res & Tech Gmbh Mezcla copolimerica que contiene agentes dispersantes.
CA2745067C (en) * 2008-12-08 2016-09-06 Construction Research & Technology Gmbh Dispersing agent containing copolymer mixture
CN101863633B (zh) * 2010-06-03 2012-09-05 江苏汇迪建材有限公司 一种利用纤维素醚类生产排放废水制备混凝土外加剂的方法
CN102993430B (zh) * 2012-10-19 2015-05-20 江苏苏博特新材料股份有限公司 一种高强度减水剂的中间体、其制备方法及由其制备的高强度减水剂
US9919968B2 (en) * 2014-09-30 2018-03-20 Gcp Applied Technologies Inc. Low-to-mid-range water reduction using polycarboxylate comb polymers
CN106749959A (zh) * 2016-11-11 2017-05-31 中建商品混凝土眉山新材料有限公司 一种早强型聚羧酸减水剂及其制备方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01226757A (ja) * 1988-03-04 1989-09-11 Takemoto Oil & Fat Co Ltd セメント用分散剤
JP2507280B2 (ja) * 1991-12-21 1996-06-12 竹本油脂株式会社 セメント用分散剤
JP2628486B2 (ja) * 1992-09-30 1997-07-09 竹本油脂株式会社 セメント用分散剤
JP2774445B2 (ja) * 1993-12-14 1998-07-09 花王株式会社 コンクリート混和剤

Also Published As

Publication number Publication date
DE69801737T2 (de) 2002-07-04
EP0924174A1 (de) 1999-06-23
US6228962B1 (en) 2001-05-08
JP3278391B2 (ja) 2002-04-30
JPH11171619A (ja) 1999-06-29
EP0924174B1 (de) 2001-09-19
US6140440A (en) 2000-10-31

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