IT1279390B1 - Copolimeri di addizione utili come additivi fluidificanti per miscele cementizie - Google Patents

Copolimeri di addizione utili come additivi fluidificanti per miscele cementizie

Info

Publication number
IT1279390B1
IT1279390B1 IT94RM000814A ITRM940814A IT1279390B1 IT 1279390 B1 IT1279390 B1 IT 1279390B1 IT 94RM000814 A IT94RM000814 A IT 94RM000814A IT RM940814 A ITRM940814 A IT RM940814A IT 1279390 B1 IT1279390 B1 IT 1279390B1
Authority
IT
Italy
Prior art keywords
copolymers useful
cementitious mixtures
additional copolymers
fluidifying additives
fluidifying
Prior art date
Application number
IT94RM000814A
Other languages
English (en)
Inventor
Bernhard Leikauf
Original Assignee
Sandoz 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 GB939326005A external-priority patent/GB9326005D0/en
Priority claimed from GB939326046A external-priority patent/GB9326046D0/en
Application filed by Sandoz Ag filed Critical Sandoz Ag
Publication of ITRM940814A0 publication Critical patent/ITRM940814A0/it
Publication of ITRM940814A1 publication Critical patent/ITRM940814A1/it
Application granted granted Critical
Publication of IT1279390B1 publication Critical patent/IT1279390B1/it

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
    • C04B24/2664—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of ethylenically unsaturated dicarboxylic acid polymers, e.g. maleic anhydride copolymers
    • C04B24/267—Macromolecular 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
    • 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
    • C04B24/24—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
    • C04B24/40—Compounds containing silicon, titanium or zirconium or other organo-metallic compounds; Organo-clays; Organo-inorganic complexes
    • C04B24/42—Organo-silicon compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/14—Esterification
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/44—Preparation of metal salts or ammonium salts
    • 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
IT94RM000814A 1993-12-21 1994-12-16 Copolimeri di addizione utili come additivi fluidificanti per miscele cementizie IT1279390B1 (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB939326005A GB9326005D0 (en) 1993-12-21 1993-12-21 Improvements in or relating to organic compounds
GB939326046A GB9326046D0 (en) 1993-12-21 1993-12-21 Improvements in or relating to organic compounds

Publications (3)

Publication Number Publication Date
ITRM940814A0 ITRM940814A0 (it) 1994-12-16
ITRM940814A1 ITRM940814A1 (it) 1996-06-16
IT1279390B1 true IT1279390B1 (it) 1997-12-10

Family

ID=26304053

Family Applications (1)

Application Number Title Priority Date Filing Date
IT94RM000814A IT1279390B1 (it) 1993-12-21 1994-12-16 Copolimeri di addizione utili come additivi fluidificanti per miscele cementizie

Country Status (8)

Country Link
US (2) US5665842A (it)
JP (1) JP3664508B2 (it)
CH (1) CH687206A5 (it)
DE (1) DE4445569B4 (it)
ES (1) ES2129279B1 (it)
FR (1) FR2714068B1 (it)
GB (1) GB2285048B (it)
IT (1) IT1279390B1 (it)

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US20040106704A1 (en) * 2001-09-18 2004-06-03 Christian Meyer Admixture to improve rheological property of composition comprising a mixture of hydraulic cement and alumino-silicate mineral admixture
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BRPI0407887B1 (pt) 2003-02-26 2014-02-25 Composição de mistura com aperfeiçoamento de resistência, e composição de cimento.
EP1611215A2 (en) 2003-03-27 2006-01-04 Construction Research & Technology GmbH Liquid coloring suspension
US20040211342A1 (en) * 2003-04-25 2004-10-28 Mbt Holding Ag Rheology stabilizer for cementitious compositions
US7556684B2 (en) * 2004-02-26 2009-07-07 Construction Research & Technology Gmbh Amine containing strength improvement admixture
MXPA06014834A (es) 2004-06-15 2007-03-26 Constr Res & Tech Gmbh Proporcion de resistencia a la congelacion y al deshielo en composicioes cementosas.
FR2876108B1 (fr) * 2004-10-05 2007-11-23 Lafarge Sa Superplastifiants a fonctions silane
WO2006133856A1 (en) 2005-06-14 2006-12-21 Construction Research & Technology Gmbh Providing freezing and thawing resistance to cementitious compositions
US7815731B2 (en) 2006-06-13 2010-10-19 Sekisui Specialty Chemicals America, Llc Polyvinyl alcohol fluid loss additive with improved rheological properties
EP2178807A1 (en) 2007-08-10 2010-04-28 Construction Research and Technology GmbH Rheology modifying additive for dry cast cementitious compositions
US8519029B2 (en) 2008-06-16 2013-08-27 Construction Research & Technology Gmbh Copolymer admixture system for workability retention of cementitious compositions
DE102011089535A1 (de) 2011-12-22 2013-06-27 Evonik Industries Ag Entschäumerzusammensetzungen für Baustoffmischungen
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US10927042B2 (en) 2013-06-25 2021-02-23 Carboncure Technologies, Inc. Methods and compositions for concrete production
US9108883B2 (en) 2013-06-25 2015-08-18 Carboncure Technologies, Inc. Apparatus for carbonation of a cement mix
US9376345B2 (en) 2013-06-25 2016-06-28 Carboncure Technologies Inc. Methods for delivery of carbon dioxide to a flowable concrete mix
US9388072B2 (en) 2013-06-25 2016-07-12 Carboncure Technologies Inc. Methods and compositions for concrete production
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Also Published As

Publication number Publication date
JPH07216026A (ja) 1995-08-15
CH687206A5 (de) 1996-10-15
US5668195A (en) 1997-09-16
DE4445569A1 (de) 1995-06-22
JP3664508B2 (ja) 2005-06-29
ITRM940814A0 (it) 1994-12-16
US5665842A (en) 1997-09-09
GB2285048B (en) 1998-04-15
DE4445569B4 (de) 2006-06-01
GB2285048A (en) 1995-06-28
FR2714068A1 (fr) 1995-06-23
ES2129279B1 (es) 2000-10-16
GB9425530D0 (en) 1995-02-15
ITRM940814A1 (it) 1996-06-16
ES2129279A1 (es) 1999-06-01
FR2714068B1 (fr) 1999-04-02

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971128