DE69400968T2 - Betonverflüssiger ohne Verarbeitbarkeitverlust - Google Patents

Betonverflüssiger ohne Verarbeitbarkeitverlust

Info

Publication number
DE69400968T2
DE69400968T2 DE69400968T DE69400968T DE69400968T2 DE 69400968 T2 DE69400968 T2 DE 69400968T2 DE 69400968 T DE69400968 T DE 69400968T DE 69400968 T DE69400968 T DE 69400968T DE 69400968 T2 DE69400968 T2 DE 69400968T2
Authority
DE
Germany
Prior art keywords
workability
loss
meth
concrete
concrete plasticizer
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
DE69400968T
Other languages
English (en)
Other versions
DE69400968D1 (de
Inventor
Tiziano Cerulli
Paolo Clemente
Mario Collepardi
Giorgio Ferrari
Pasquale Zaffaroni
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.)
Mapei SpA
Original Assignee
Mapei SpA
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 Mapei SpA filed Critical Mapei SpA
Application granted granted Critical
Publication of DE69400968D1 publication Critical patent/DE69400968D1/de
Publication of DE69400968T2 publication Critical patent/DE69400968T2/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
    • C04B24/24—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
    • C04B24/2688—Copolymers containing at least three different monomers
    • C04B24/2694—Copolymers containing at least three different monomers 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
    • C04B24/28—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
    • C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
    • C04B28/06—Aluminous cements
    • 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
    • C04B2103/0045—Polymers chosen for their physico-chemical characteristics
    • C04B2103/0061—Block (co-)polymers
    • 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
    • C04B2103/30—Water reducers, plasticisers, air-entrainers, flow improvers
    • C04B2103/32—Superplasticisers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Macromonomer-Based Addition Polymer (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
DE69400968T 1993-02-25 1994-02-16 Betonverflüssiger ohne Verarbeitbarkeitverlust Expired - Lifetime DE69400968T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI930366A IT1263969B (it) 1993-02-25 1993-02-25 Addittivi superfluidificanti ad elevata conservazione della lavorabilita'

Publications (2)

Publication Number Publication Date
DE69400968D1 DE69400968D1 (de) 1997-01-09
DE69400968T2 true DE69400968T2 (de) 1997-04-03

Family

ID=11365161

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69400968T Expired - Lifetime DE69400968T2 (de) 1993-02-25 1994-02-16 Betonverflüssiger ohne Verarbeitbarkeitverlust

Country Status (13)

Country Link
US (1) US5362324A (de)
EP (1) EP0612702B1 (de)
KR (1) KR100287301B1 (de)
AT (1) ATE145638T1 (de)
CA (1) CA2116381C (de)
DE (1) DE69400968T2 (de)
DK (1) DK0612702T3 (de)
ES (1) ES2095690T3 (de)
GR (1) GR3022575T3 (de)
HK (1) HK1006449A1 (de)
IT (1) IT1263969B (de)
PH (1) PH30174A (de)
TW (1) TW266200B (de)

Families Citing this family (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH689118A5 (de) * 1993-06-11 1998-10-15 Nippon Catalytic Chem Ind Zusatzmittel zur Kontrolle des Fliessverhaltens von zementartigen Zusammensetzungen.
MY114306A (en) 1995-07-13 2002-09-30 Mbt Holding Ag Cement dispersant method for production thereof and cement composition using dispersant
TW419447B (en) * 1996-02-22 2001-01-21 Nippon Catalytic Chem Ind Cement composition
US5614017A (en) * 1996-03-26 1997-03-25 Arco Chemical Technology, L.P. Cement additives
US5670578A (en) * 1996-12-10 1997-09-23 Arco Chemical Technology, L.P. Cement additives
US6166112A (en) * 1997-03-10 2000-12-26 Nippon Shokubai Co., Ltd. Cement admixture and cement composition
FR2763064B1 (fr) * 1997-05-12 1999-07-30 Lafarge Sa Beton auto-nivelant et procede de fabrication d'une piece de construction
US5854386A (en) * 1997-08-25 1998-12-29 Arco Chemical Technology, L.P. Stabilizers for polymer polyols
US6294015B1 (en) * 1998-01-22 2001-09-25 Nippon Shokubai Co., Ltd. Cement admixture and cement composition
FR2778913B1 (fr) * 1998-05-25 2000-06-23 Gtm Construction Coulis d'injection, ses utilisations et ouvrages le comportant, kit pour la preparation de ce coulis
IT1301974B1 (it) * 1998-07-31 2000-07-20 Atochem Elf Italia Copolimeri acrilici idrosolubili
US6265495B1 (en) * 1998-09-22 2001-07-24 Nippon Shokubai Co., Ltd. Method for production of esterified product
FR2784048B1 (fr) * 1998-10-05 2000-12-15 Lafarge Aluminates Tube interieurement recouvert d'une composition cimenteuse et son procede de fabrication
DE19854477C2 (de) * 1998-11-25 2002-03-14 Dyckerhoff Ag Schnellsterstarrende hydraulische Bindemittelzusammensetzung und deren Verwendung
US6908955B2 (en) 1999-07-09 2005-06-21 Construction Research & Technology Gmbh Oligomeric dispersant
US6133347A (en) * 1999-07-09 2000-10-17 Mbt Holding Ag Oligomeric dispersant
US6861459B2 (en) 1999-07-09 2005-03-01 Construction Research & Technology Gmbh Oligomeric dispersant
DE60108617T2 (de) 2000-03-29 2006-03-30 National Research Council Of Canada, Ottawa Leitende zementzusammensetzung
US6448311B1 (en) 2000-07-19 2002-09-10 Baker Hughes Incorporated Cement fluid loss additive
FR2815342B1 (fr) 2000-10-13 2003-08-01 Francais Ciments Composition cimentaire, son utilisation pour la realisation de chape liquide autonivelante et chape ainsi obtenue
US6641754B2 (en) * 2001-03-15 2003-11-04 Betzdearborn Inc. Method for controlling scale formation and deposition in aqueous systems
US6444747B1 (en) 2001-03-15 2002-09-03 Betzdearborn Inc. Water soluble copolymers
FR2853646B1 (fr) * 2003-04-11 2007-07-06 Chryso Sas Utilisation de dispersants pour ameliorer le maintien de fluidite de beton
SE526347C2 (sv) * 2003-09-18 2005-08-30 Perstorp Specialty Chem Ab Ny sampolymer samt cementadditiv innefattande den samma
ES2305397T3 (es) * 2003-12-22 2008-11-01 Mapei S.P.A. Superplastificante que desarrolla una alta resistencia inicial.
EP1655272A1 (de) * 2004-11-04 2006-05-10 Mapei S.p.A. Superverflüssiger zur Verlängerung der Verarbeitbarkeit von Mörteln
US8240350B2 (en) * 2005-04-28 2012-08-14 Pirelli Tyre S.P.A. Tire and crosslinkable elastomeric composition
CN100509683C (zh) * 2006-09-30 2009-07-08 江苏博特新材料有限公司 一种低分子量共聚物分散剂及其制备方法
EP2090596A1 (de) * 2008-02-13 2009-08-19 Construction Research and Technology GmbH Copolymer mit Polyetherseitenketten und Hydroxyalkyl- und Säurebausteinen
US8519029B2 (en) * 2008-06-16 2013-08-27 Construction Research & Technology Gmbh Copolymer admixture system for workability retention of cementitious compositions
FR2949227B1 (fr) * 2009-08-21 2013-09-27 Laboratoire Central Des Ponts Et Chaussees Ciment geopolymerique et son utilisation
EP2336094A1 (de) 2009-12-21 2011-06-22 Mapei S.p.A. Starke Weichmacher für Beton- und Zementmaterialien und Herstellungsverfahren dafür
RU2469975C1 (ru) * 2011-05-26 2012-12-20 Общество с ограниченной ответственностью Научно-производственное предприятие "Макромер" Поликарбоксилатная пластифицирующая добавка для бетона, строительных растворов и сухих строительных смесей и способ ее получения (варианты)
KR101355811B1 (ko) * 2012-08-20 2014-01-27 아주산업 주식회사 드라이 콘크리트 믹스 조성물
CN104583149B (zh) * 2012-09-03 2017-03-22 Lg化学株式会社 包含交联聚羧酸共聚物的水泥组合物添加剂以及包含该添加剂的水泥组合物
FR3013350B1 (fr) * 2013-11-15 2016-09-02 Coatex Sas Agent retenteur de fluidite pour composition hydraulique compatible avec agent reducteur d'eau de type polymere peigne
ITMI20132059A1 (it) 2013-12-10 2015-06-11 Mapei Spa Additivo accelerante per composizioni cementizie
CN105085824B (zh) * 2015-08-24 2018-09-07 科之杰新材料集团有限公司 一种交联型聚羧酸保坍剂及其制备方法
CN105037652B (zh) * 2015-08-24 2017-11-10 科之杰新材料集团有限公司 一种高含固量酯类聚羧酸减水剂的制备方法
US10662121B1 (en) 2015-12-28 2020-05-26 Concrete Products Group LLC Concrete mixing and concrete products
CN105712649B (zh) 2015-12-31 2018-06-26 江苏苏博特新材料股份有限公司 一种磷酸化缩聚物高效减水剂及其制备方法
CN106117460B (zh) * 2016-08-26 2018-09-28 科之杰新材料集团有限公司 一种醚类降粘型聚羧酸减水剂的制备方法
CN106478895B (zh) * 2016-10-09 2019-02-01 武汉工程大学 一种氧化石墨烯复合型聚羧酸减水剂及其制备方法
SG11202000829RA (en) 2017-08-04 2020-02-27 Roehm Gmbh Concrete flow improvers and water reducers
DE102017213607A1 (de) 2017-08-04 2019-02-07 Evonik Röhm Gmbh Fließverbesserer und Wasserreduktionsmittel
EP3549961A1 (de) 2018-04-03 2019-10-09 Evonik Röhm GmbH Beton-fliessverbesserer und wasserreduktionsmittel
DE102017213600A1 (de) 2017-08-04 2019-02-07 Evonik Röhm Gmbh Beton-Fließverbesserer
CN109369860B (zh) * 2018-11-01 2021-03-19 中建材中岩科技有限公司 缓释可控型聚羧酸减水剂母液及其制备方法
CN111100252A (zh) * 2019-12-22 2020-05-05 同济大学 一种兼具高减水率和超保坍性的聚羧酸系减水剂的合成方法
CN113929342B (zh) 2020-06-29 2022-11-25 南京博特新材料有限公司 一种微胶囊型聚羧酸超塑化剂及其制备方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4473406A (en) * 1982-06-21 1984-09-25 National Starch And Chemical Corporation Cementiferous compositions
JPS6234977A (ja) * 1985-08-08 1987-02-14 Mitsui Toatsu Chem Inc 止水剤
US4792360A (en) * 1987-06-30 1988-12-20 The Dow Chemical Company Workable cement composition of low water content containing a hydroxyalkyl (meth)acrylate polymer
JPH02271953A (ja) * 1989-04-13 1990-11-06 Mitsui Cyanamid Co モルタル・コンクリート組成物
JPH0660042B2 (ja) * 1989-04-24 1994-08-10 株式会社エヌエムビー セメント組成物の流動性低下防止剤およびセメント添加剤
DE3917815A1 (de) * 1989-06-01 1990-12-06 Roehm Gmbh Polymermodifiziertes bitumen
US5028271A (en) * 1989-07-05 1991-07-02 Nalco Chemical Company Vinyl grafted lignite fluid loss additives
JPH06104585B2 (ja) * 1992-09-30 1994-12-21 株式会社日本触媒 セメント配合物のスランプロス防止方法

Also Published As

Publication number Publication date
HK1006449A1 (en) 1999-02-26
CA2116381A1 (en) 1994-08-26
ITMI930366A0 (it) 1993-02-25
EP0612702A1 (de) 1994-08-31
KR940019644A (ko) 1994-09-14
US5362324A (en) 1994-11-08
TW266200B (de) 1995-12-21
GR3022575T3 (en) 1997-05-31
CA2116381C (en) 2004-06-22
PH30174A (en) 1997-01-21
ITMI930366A1 (it) 1994-08-25
DK0612702T3 (da) 1997-04-28
ATE145638T1 (de) 1996-12-15
ES2095690T3 (es) 1997-02-16
IT1263969B (it) 1996-09-05
EP0612702B1 (de) 1996-11-27
DE69400968D1 (de) 1997-01-09
KR100287301B1 (ko) 2001-04-16

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