MX2014001196A - Reductores de agua de medio rango (mrwr) para hormigon. - Google Patents

Reductores de agua de medio rango (mrwr) para hormigon.

Info

Publication number
MX2014001196A
MX2014001196A MX2014001196A MX2014001196A MX2014001196A MX 2014001196 A MX2014001196 A MX 2014001196A MX 2014001196 A MX2014001196 A MX 2014001196A MX 2014001196 A MX2014001196 A MX 2014001196A MX 2014001196 A MX2014001196 A MX 2014001196A
Authority
MX
Mexico
Prior art keywords
mrwr
concrets
mid
range water
water reducers
Prior art date
Application number
MX2014001196A
Other languages
English (en)
Inventor
Christian M Bürge
André Peter
Waltter López-Gonzáles
Manuel Mora-Martínez
Porfirio García
David González-Ortega
Original Assignee
Sika Technology 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
Priority claimed from EP11179290A external-priority patent/EP2565172A1/en
Application filed by Sika Technology Ag filed Critical Sika Technology Ag
Publication of MX2014001196A publication Critical patent/MX2014001196A/es

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
    • C04B24/28—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B24/287—Polyamides
    • 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
    • C04B24/2623—Polyvinylalcohols; Polyvinylacetates
    • 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
    • C04B24/2652—Nitrogen containing polymers, e.g. polyacrylamides, polyacrylonitriles
    • 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
    • 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
    • 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
    • C04B2103/302—Water reducers

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)
  • Curing Cements, Concrete, And Artificial Stone (AREA)

Abstract

El aditivo reductor de agua para hormigón, que comprende una primera composición al menos un lignosulfonato de calcio; y una segunda composición que comprende al menos un copolímero de vinil, y al menos un azúcar.
MX2014001196A 2011-08-30 2012-08-28 Reductores de agua de medio rango (mrwr) para hormigon. MX2014001196A (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP11179290A EP2565172A1 (en) 2011-08-30 2011-08-30 Mid-range water reducers (MRWR) for concretes
CH15532011 2011-09-16
PCT/EP2012/066676 WO2013030187A1 (en) 2011-08-30 2012-08-28 Mid-range water reducers (mrwr) for concrets

Publications (1)

Publication Number Publication Date
MX2014001196A true MX2014001196A (es) 2014-05-13

Family

ID=46724466

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2014001196A MX2014001196A (es) 2011-08-30 2012-08-28 Reductores de agua de medio rango (mrwr) para hormigon.

Country Status (7)

Country Link
US (1) US20140194558A1 (es)
EP (1) EP2751046A1 (es)
CN (1) CN103717550A (es)
BR (1) BR112013032825A2 (es)
CO (1) CO6900133A2 (es)
MX (1) MX2014001196A (es)
WO (1) WO2013030187A1 (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107325296A (zh) * 2017-08-02 2017-11-07 盐城工学院 超支化聚羧酸减水剂及其制备方法
CN109897178B (zh) * 2019-02-22 2021-06-25 临沂大学 一种聚氨基酸类羧酸减水剂及其制备方法
CN112708074B (zh) * 2020-12-29 2022-05-17 科之杰新材料集团浙江有限公司 一种聚羧酸减水剂及其制备方法
CN115806648B (zh) * 2022-12-28 2024-02-13 科之杰新材料集团有限公司 一种由降粘大单体制备的聚羧酸减水剂及其制备方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4205993A (en) * 1978-10-18 1980-06-03 W. R. Grace & Co. Concrete water-reducing admixture
US4351671A (en) * 1981-04-15 1982-09-28 W. R. Grace & Co. Water reducing agent with reduced air
US4906298A (en) * 1984-12-21 1990-03-06 Nippon Zeon Co., Ltd. Hydraulic cement composition
JPS61281057A (ja) * 1985-06-06 1986-12-11 日鐵セメント株式会社 高強度・高耐久性モルタル・コンクリ−ト用組成物
ES2067141T3 (es) * 1990-06-12 1995-03-16 Grace W R & Co Aditivo para mejorar la resistencia y morteros impermeables al agua que lo contienen.
DE604676T1 (de) 1992-12-28 1995-03-16 Sika Ag Wasserlösliche Vinylacetat/Maleinsäurehalbamid-Copolymere und ihre Verwendung als Verflüssiger oder Wasserreduziermittel für wässrige Dispersionen.
US5588990A (en) * 1995-11-03 1996-12-31 Universal Cement & Concrete Products, Inc. Pozzolan cement compositions and admixtures therefor
NO314995B1 (no) * 1996-11-29 2003-06-23 Sika Ag Ligninsulfonat betongtilsetningsstoff
CN1151201C (zh) * 2000-06-13 2004-05-26 广州市瀚邦化工有限公司 缓凝型改性废旧聚苯乙烯复合减水剂
JP2006181759A (ja) * 2004-12-27 2006-07-13 Grace Chemicals Kk 減水剤の使用方法

Also Published As

Publication number Publication date
CO6900133A2 (es) 2014-03-20
EP2751046A1 (en) 2014-07-09
BR112013032825A2 (pt) 2017-01-31
US20140194558A1 (en) 2014-07-10
CN103717550A (zh) 2014-04-09
WO2013030187A1 (en) 2013-03-07

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