DE69818847D1 - Verfahren zur herstellung eines wasserreduzierenden zusatzmittels für zement - Google Patents

Verfahren zur herstellung eines wasserreduzierenden zusatzmittels für zement

Info

Publication number
DE69818847D1
DE69818847D1 DE1998618847 DE69818847A DE69818847D1 DE 69818847 D1 DE69818847 D1 DE 69818847D1 DE 1998618847 DE1998618847 DE 1998618847 DE 69818847 A DE69818847 A DE 69818847A DE 69818847 D1 DE69818847 D1 DE 69818847D1
Authority
DE
Germany
Prior art keywords
cement
producing
water
method
reducing additive
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
DE1998618847
Other languages
English (en)
Inventor
T Shawl
Xinhau Zhou
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.)
Lyondell Chemical Technology LP
Original Assignee
Lyondell Chemical Technology LP
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
Priority to US08/890,092 priority Critical patent/US5985989A/en
Application filed by Lyondell Chemical Technology LP filed Critical Lyondell Chemical Technology LP
Priority to PCT/EP1998/003964 priority patent/WO1999002466A1/en
Application granted granted Critical
Publication of DE69818847D1 publication Critical patent/DE69818847D1/de
Anticipated expiration legal-status Critical
Application status is Expired - Lifetime legal-status Critical

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B24/00Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
    • C04B24/24Macromolecular compounds
    • C04B24/26Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B24/2641Polyacrylates; Polymethacrylates
    • C04B24/2647Polyacrylates; Polymethacrylates containing polyether side chains
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B24/00Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
    • C04B24/24Macromolecular compounds
    • C04B24/26Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B24/2664Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of ethylenically unsaturated dicarboxylic acid polymers, e.g. maleic anhydride copolymers
    • C04B24/267Macromolecular 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
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L71/00Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
    • C08L71/02Polyalkylene oxides
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2103/00Function or property of ingredients for mortars, concrete or artificial stone
    • C04B2103/30Water reducers, plasticisers, air-entrainers, flow improvers
    • C04B2103/302Water reducers
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2103/00Function or property of ingredients for mortars, concrete or artificial stone
    • C04B2103/30Water reducers, plasticisers, air-entrainers, flow improvers
    • C04B2103/32Superplasticisers
DE1998618847 1997-07-09 1998-06-29 Verfahren zur herstellung eines wasserreduzierenden zusatzmittels für zement Expired - Lifetime DE69818847D1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US08/890,092 US5985989A (en) 1997-07-09 1997-07-09 Method of making a water reducing additive for cement
PCT/EP1998/003964 WO1999002466A1 (en) 1997-07-09 1998-06-29 Method of making a water reducing additive for cement

Publications (1)

Publication Number Publication Date
DE69818847D1 true DE69818847D1 (de) 2003-11-13

Family

ID=25396245

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1998618847 Expired - Lifetime DE69818847D1 (de) 1997-07-09 1998-06-29 Verfahren zur herstellung eines wasserreduzierenden zusatzmittels für zement

Country Status (8)

Country Link
US (1) US5985989A (de)
EP (1) EP1015399B1 (de)
JP (1) JP2002510276A (de)
AU (1) AU8730498A (de)
CA (1) CA2290528C (de)
DE (1) DE69818847D1 (de)
MX (1) MX210233B (de)
WO (1) WO1999002466A1 (de)

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FR2814465A1 (fr) * 2000-09-27 2002-03-29 Synthron Polymere acrylique greffe, solutions aqueuses de ceux-ci et leur utilisation comme agent fluidifiant et/ou agent reducteur d'eau dans des compositions a base de ciment hydraulique
JP3725414B2 (ja) * 2000-10-06 2005-12-14 竹本油脂株式会社 水硬性セメント組成物用空気量安定化剤及び水硬性セメント組成物
US6527850B2 (en) 2001-04-11 2003-03-04 Arco Chemical Technology L.P. Use of comb-branched copolymers in gypsum compositions
JP4001327B2 (ja) * 2001-07-02 2007-10-31 Basfポゾリス株式会社 多機能型セメント分散剤及び水硬性セメント組成物
EP1319676A1 (de) * 2001-12-14 2003-06-18 Cognis Iberia, S.L. Anionpolymere
EP1348729A1 (de) * 2002-03-25 2003-10-01 Sika Schweiz AG Polymere in festem Aggregatzustand
US7374611B2 (en) * 2002-03-27 2008-05-20 United States Gypsum Company Sprayable machinable media
US7338990B2 (en) * 2002-03-27 2008-03-04 United States Gypsum Company High molecular weight additives for calcined gypsum and cementitious compositions
US7128781B1 (en) 2002-08-29 2006-10-31 Carpentercrete, Llc Cementitious compositions and methods of making cementitious compositions
US7147706B1 (en) 2002-08-29 2006-12-12 Carpentercrete, Llc Cementitious compositions and methods of making cementitious compositions
US6869988B2 (en) * 2003-04-16 2005-03-22 Arco Chemical Technology, L.P. Solid supported comb-branched copolymers as an additive for gypsum compositions
KR100587429B1 (ko) * 2004-08-30 2006-06-09 한국산노프코 주식회사 그래프트 중합체 및 이의 제조 방법
US20060280899A1 (en) * 2005-06-14 2006-12-14 United States Gypsum Company Method of making a gypsum slurry with modifiers and dispersants
US20060280898A1 (en) * 2005-06-14 2006-12-14 United States Gypsum Company Modifiers for gypsum slurries and method of using them
US7544242B2 (en) 2005-06-14 2009-06-09 United States Gypsum Company Effective use of dispersants in wallboard containing foam
US7875114B2 (en) * 2005-06-14 2011-01-25 United States Gypsum Company Foamed slurry and building panel made therefrom
US8088218B2 (en) * 2005-06-14 2012-01-03 United States Gypsum Company Foamed slurry and building panel made therefrom
US7504165B2 (en) * 2005-06-14 2009-03-17 United States Gypsum Company High strength flooring compositions
WO2006138289A2 (en) * 2005-06-14 2006-12-28 United States Gypsum Company Gypsum products utilizing a two-repeating unit dispersant and a method for making them
US20060278128A1 (en) * 2005-06-14 2006-12-14 United States Gypsum Company Effective use of dispersants in wallboard containing foam
US7572328B2 (en) * 2005-06-14 2009-08-11 United States Gypsum Company Fast drying gypsum products
US20060278127A1 (en) * 2005-06-14 2006-12-14 United States Gypsum Company Gypsum products utilizing a two-repeating unit dispersant and a method for making them
EP2336094A1 (de) * 2009-12-21 2011-06-22 Mapei S.p.A. Starke Weichmacher für Beton- und Zementmaterialien und Herstellungsverfahren dafür
CN101906209B (zh) * 2010-07-30 2012-05-30 武汉科技大学 固体超强酸催化酯化合成聚乙二醇单甲基丙烯酸酯
CN102344563A (zh) * 2010-07-30 2012-02-08 湖北鑫汇新材料科技有限公司 固体超强酸催化酯化合成甲氧基聚乙二醇甲基丙烯酸酯
EP2438947A1 (de) 2010-10-08 2012-04-11 Sanofi-Aventis Deutschland GmbH Automatischer Injektor
US9328027B2 (en) 2012-12-21 2016-05-03 Hanson Aggregates LLC Fast-curing pervious concrete mix
US9598850B2 (en) 2013-03-14 2017-03-21 Forterra Pipe & Precast, Llc Precast stormwater inlet filter and trap
CN103539903B (zh) * 2013-09-27 2016-04-06 江苏兆佳建材科技有限公司 一种具有引气、消泡功能的粉体聚羧酸减水剂制备方法
CN103641959B (zh) * 2013-11-19 2016-01-06 江苏百瑞吉新材料有限公司 一种缓释型聚羧酸减水剂及其制备方法
EP3122696A1 (de) * 2014-03-28 2017-02-01 Dow Global Technologies LLC Stabile pce- und polysaccharid-vma-zusammensetzungen für betonbeimischungen und deren verwendungen
WO2017095657A1 (en) 2015-11-30 2017-06-08 Rohm And Haas Company High solids polycarboxylate synthesis for cement superplasticizers
CN105732913B (zh) * 2016-03-02 2017-10-20 海南太和科技有限公司 一种异氰酸酯扩链改性聚羧酸减水剂及其制备方法
CN106008785A (zh) * 2016-06-08 2016-10-12 柳州市强威锻造厂 一种丙烯酸系减水剂
CN107777910A (zh) * 2017-09-28 2018-03-09 湖北工业大学 一种预制构件用常温早强型聚羧酸减水剂及制备方法

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Also Published As

Publication number Publication date
CA2290528C (en) 2007-09-25
US5985989A (en) 1999-11-16
AU8730498A (en) 1999-02-08
EP1015399B1 (de) 2003-10-08
JP2002510276A (ja) 2002-04-02
WO1999002466A1 (en) 1999-01-21
MX210233B (en) 2002-09-09
EP1015399A1 (de) 2000-07-05
CA2290528A1 (en) 1999-01-21
MXPA00000355A (en) 2000-11-01

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Legal Events

Date Code Title Description
8332 No legal effect for de