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IT1263969B - Addittivi superfluidificanti ad elevata conservazione della lavorabilita' - Google Patents

Addittivi superfluidificanti ad elevata conservazione della lavorabilita'

Info

Publication number
IT1263969B
IT1263969B ITMI930366A ITMI930366A IT1263969B IT 1263969 B IT1263969 B IT 1263969B IT MI930366 A ITMI930366 A IT MI930366A IT MI930366 A ITMI930366 A IT MI930366A IT 1263969 B IT1263969 B IT 1263969B
Authority
IT
Italy
Prior art keywords
workability
high conservation
meth
acrylate
superfluidifying
Prior art date
Application number
ITMI930366A
Other languages
English (en)
Inventor
Mario Collepardi
Original Assignee
Mario Collepardi
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 Mario Collepardi filed Critical Mario Collepardi
Publication of ITMI930366A0 publication Critical patent/ITMI930366A0/it
Priority to ITMI930366A priority Critical patent/IT1263969B/it
Priority to DE69400968T priority patent/DE69400968T2/de
Priority to AT94102312T priority patent/ATE145638T1/de
Priority to DK94102312.9T priority patent/DK0612702T3/da
Priority to ES94102312T priority patent/ES2095690T3/es
Priority to EP94102312A priority patent/EP0612702B1/en
Priority to TW083101592A priority patent/TW266200B/zh
Priority to KR1019940003330A priority patent/KR100287301B1/ko
Priority to PH47832A priority patent/PH30174A/en
Priority to CA002116381A priority patent/CA2116381C/en
Priority to US08/201,377 priority patent/US5362324A/en
Publication of ITMI930366A1 publication Critical patent/ITMI930366A1/it
Application granted granted Critical
Publication of IT1263969B publication Critical patent/IT1263969B/it
Priority to GR970400261T priority patent/GR3022575T3/el
Priority to HK98105754.8A priority patent/HK1006449B/en

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)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Compositions Of Oxide Ceramics (AREA)

Abstract

Un additivo superfluidificante per calcestruzzo a elevata conservazione della lavorabilità e a basso inglobamento d'aria è costituito da terpolimeri di a) acido(met)acrilico e suoi sali, b) polietilenglicole monometiletere-(met)acrilato e c) polipropilenglicole di(met)acrilato.
ITMI930366A 1993-02-25 1993-02-25 Addittivi superfluidificanti ad elevata conservazione della lavorabilita' IT1263969B (it)

Priority Applications (13)

Application Number Priority Date Filing Date Title
ITMI930366A IT1263969B (it) 1993-02-25 1993-02-25 Addittivi superfluidificanti ad elevata conservazione della lavorabilita'
DE69400968T DE69400968T2 (de) 1993-02-25 1994-02-16 Betonverflüssiger ohne Verarbeitbarkeitverlust
AT94102312T ATE145638T1 (de) 1993-02-25 1994-02-16 Betonverflüssiger ohne verarbeitbarkeitverlust
DK94102312.9T DK0612702T3 (da) 1993-02-25 1994-02-16 Superplastificeringsmiddel uden forarbejdelighedstab
ES94102312T ES2095690T3 (es) 1993-02-25 1994-02-16 Superplastificantes de perdida de asentamiento cero.
EP94102312A EP0612702B1 (en) 1993-02-25 1994-02-16 Zero slump-loss superplasticizer
TW083101592A TW266200B (it) 1993-02-25 1994-02-24
KR1019940003330A KR100287301B1 (ko) 1993-02-25 1994-02-24 제로 슬럼프-손실 초가소제
PH47832A PH30174A (en) 1993-02-25 1994-02-24 Zero slump-loss super-plasticizer
CA002116381A CA2116381C (en) 1993-02-25 1994-02-24 Zero slump - loss superplasticizer
US08/201,377 US5362324A (en) 1993-02-25 1994-02-24 Zero slump - loss superplasticizer
GR970400261T GR3022575T3 (en) 1993-02-25 1997-02-17 Zero slump-loss superplasticizer.
HK98105754.8A HK1006449B (en) 1993-02-25 1998-06-19 Zero slump-loss superplasticizer

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 (3)

Publication Number Publication Date
ITMI930366A0 ITMI930366A0 (it) 1993-02-25
ITMI930366A1 ITMI930366A1 (it) 1994-08-25
IT1263969B true IT1263969B (it) 1996-09-05

Family

ID=11365161

Family Applications (1)

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

Country Status (12)

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

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TW419447B (en) * 1996-02-22 2001-01-21 Nippon Catalytic Chem Ind Cement composition
US5670578A (en) * 1996-12-10 1997-09-23 Arco Chemical Technology, L.P. Cement additives
US5614017A (en) * 1996-03-26 1997-03-25 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
US6133347A (en) 1999-07-09 2000-10-17 Mbt Holding Ag Oligomeric dispersant
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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
DE60321197D1 (de) * 2003-12-22 2008-07-03 Mapei Spa Frühhochfeste Superbetonverflüssiger
EP1655272A1 (en) * 2004-11-04 2006-05-10 Mapei S.p.A. Superplasticizers for extending the workability of mortars
ATE419297T1 (de) * 2005-04-28 2009-01-15 Pirelli Reifen und vernetzbare elastomere zusammensetzung
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 (en) 2009-12-21 2011-06-22 Mapei S.p.A. "Superplasticizers for concrete and cement materials and process for producing the same"
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
KR101577184B1 (ko) * 2012-09-03 2015-12-15 주식회사 엘지화학 가교된 폴리카르본산계 공중합체를 포함하는 시멘트 조성물의 첨가제 및 이를 포함하는 시멘트 조성물
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
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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
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JP2020529503A (ja) 2017-08-04 2020-10-08 レーム・ゲーエムベーハーＲｏｅｈｍ ＧｍｂＨ コンクリート流動性向上剤および減水剤
EP3549961A1 (de) 2018-04-03 2019-10-09 Evonik Röhm GmbH Beton-fliessverbesserer und wasserreduktionsmittel
DE102017213607A1 (de) 2017-08-04 2019-02-07 Evonik Röhm Gmbh Fließverbesserer und Wasserreduktionsmittel
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

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Also Published As

Publication number Publication date
ATE145638T1 (de) 1996-12-15
TW266200B (it) 1995-12-21
ES2095690T3 (es) 1997-02-16
PH30174A (en) 1997-01-21
DK0612702T3 (da) 1997-04-28
EP0612702A1 (en) 1994-08-31
DE69400968T2 (de) 1997-04-03
KR940019644A (ko) 1994-09-14
ITMI930366A1 (it) 1994-08-25
HK1006449A1 (en) 1999-02-26
DE69400968D1 (de) 1997-01-09
EP0612702B1 (en) 1996-11-27
US5362324A (en) 1994-11-08
GR3022575T3 (en) 1997-05-31
ITMI930366A0 (it) 1993-02-25
CA2116381A1 (en) 1994-08-26
KR100287301B1 (ko) 2001-04-16
CA2116381C (en) 2004-06-22

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