PT2079670T - Dispersões aquosas de sílicas precipitadas para o aumento da resistência inicial em composições à base de cimento - Google Patents

Dispersões aquosas de sílicas precipitadas para o aumento da resistência inicial em composições à base de cimento Download PDF

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Publication number
PT2079670T
PT2079670T PT78214046T PT07821404T PT2079670T PT 2079670 T PT2079670 T PT 2079670T PT 78214046 T PT78214046 T PT 78214046T PT 07821404 T PT07821404 T PT 07821404T PT 2079670 T PT2079670 T PT 2079670T
Authority
PT
Portugal
Prior art keywords
carbon atoms
dispersion
silica
hydrocarbon radical
mol
Prior art date
Application number
PT78214046T
Other languages
English (en)
Portuguese (pt)
Inventor
Fischer Ulrich
Wieland Philipp
Hübsch Christian
Grassl Harald
Becher Kerstin
Scheul Stefanie
Jetzlsperger Eva
Original Assignee
Evonik Degussa Gmbh
Construction Research & Technology Gmbh
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 Evonik Degussa Gmbh, Construction Research & Technology Gmbh filed Critical Evonik Degussa Gmbh
Publication of PT2079670T publication Critical patent/PT2079670T/pt

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
    • C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
    • 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
    • C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
    • C04B14/02—Granular materials, e.g. microballoons
    • C04B14/04—Silica-rich materials; Silicates
    • C04B14/06—Quartz; Sand
    • C04B14/062—Microsilica, e.g. colloïdal silica
    • 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
    • C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
    • C04B14/02—Granular materials, e.g. microballoons
    • C04B14/04—Silica-rich materials; Silicates
    • C04B14/06—Quartz; Sand
    • 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
    • C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
    • C04B40/0028—Aspects relating to the mixing step of the mortar preparation
    • C04B40/0039—Premixtures of ingredients

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
PT78214046T 2006-10-20 2007-10-16 Dispersões aquosas de sílicas precipitadas para o aumento da resistência inicial em composições à base de cimento PT2079670T (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102006049524A DE102006049524A1 (de) 2006-10-20 2006-10-20 Wässrige Dispersionen gefällter Kieselsäuren und Silikate zur Steigerung der Frühfestigkeit in zementartigen Zubereitungen

Publications (1)

Publication Number Publication Date
PT2079670T true PT2079670T (pt) 2016-09-19

Family

ID=39030807

Family Applications (1)

Application Number Title Priority Date Filing Date
PT78214046T PT2079670T (pt) 2006-10-20 2007-10-16 Dispersões aquosas de sílicas precipitadas para o aumento da resistência inicial em composições à base de cimento

Country Status (11)

Country Link
US (1) US8835535B2 (enExample)
EP (1) EP2079670B1 (enExample)
JP (1) JP5268924B2 (enExample)
KR (1) KR101390555B1 (enExample)
CN (1) CN101568499B (enExample)
DE (1) DE102006049524A1 (enExample)
ES (1) ES2599756T3 (enExample)
HU (1) HUE031486T2 (enExample)
PL (1) PL2079670T3 (enExample)
PT (1) PT2079670T (enExample)
WO (1) WO2008046831A1 (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2989082B1 (fr) 2012-04-05 2015-03-13 Chryso Adjuvant pour compositions hydrauliques
MX341060B (es) * 2012-04-20 2016-08-05 Gcp Applied Tech Inc Antiespumantes estabilizados para composiciones cementosas.
EP3094460A4 (en) * 2014-01-17 2017-10-04 Multiquip, Inc. Addition of colloidal silica to concrete
WO2015121326A1 (en) * 2014-02-14 2015-08-20 Rhodia Operations Process for the preparation of precipitated silicas, precipitated silicas and their uses, in particular for the reinforcement of polymers
US10647024B2 (en) 2014-11-21 2020-05-12 Gcp Applied Technologies Inc. Wet press concrete slab manufacturing
EP3053901A1 (en) * 2015-02-09 2016-08-10 Sika Technology AG Non-invasive repair and retrofitting of hardened reinforced concrete structures
CN108535309B (zh) * 2018-04-16 2020-06-09 安徽工业大学 一种原位测量低碳合金钢中Fe3C析出量的方法
CN108726912A (zh) * 2018-06-15 2018-11-02 山西中铁铁诚建材科技有限公司 一种聚羧酸减水剂及其制备工艺
EP3954743A1 (de) 2020-08-12 2022-02-16 Evonik Operations GmbH Verwendung von siliziumdioxid zur verbesserung der leitfähigkeit von beschichtungen

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US579845A (en) * 1897-03-30 Hernial truss
US3135617A (en) * 1959-10-06 1964-06-02 W J Newell Cement plaster
JPS61117143A (ja) * 1984-11-13 1986-06-04 電気化学工業株式会社 セメント混和用スラリ−状シリカヒユ−ム
US5030286A (en) 1988-09-22 1991-07-09 Ppg Industries, Inc. High solids aqueous silica slurry
JPH02157145A (ja) 1988-12-12 1990-06-15 Lion Corp セメントモルタル及びコンクリート用混和剤
DE4041828A1 (de) 1990-12-24 1992-07-02 Degussa Verfahren zur herstellung und foerderung einer waessrigen kieselsaeuresuspension
US5362582A (en) * 1993-04-01 1994-11-08 W.R. Grace & Co.-Conn. Battery separator
FR2717465B1 (fr) 1994-03-21 1996-04-26 Rhone Poulenc Chimie Coulis d'injection pour enrober une armature, notamment une armature de précontrainte.
FR2722185B1 (fr) 1994-07-07 1996-09-27 Rhone Poulenc Chimie Suspension concentree de silice de precipitation, procedes pour sa preparation et utilisations de cette suspension
FR2746095B1 (fr) 1996-03-15 1998-05-22 Suspensions aqueuses de silice et leurs applications dans des compositions a base de liant mineral
US6521699B2 (en) * 1996-09-26 2003-02-18 Rhodia Chimie Aqueous silicone dispersion
US6087418A (en) * 1998-01-22 2000-07-11 Nippon Shokubai Co., Ltd. Cement admixture and cement composition
JP4128300B2 (ja) 1999-03-30 2008-07-30 電気化学工業株式会社 セメント混和材及びセメント組成物
DE19926611A1 (de) 1999-06-11 2000-12-14 Sueddeutsche Kalkstickstoff Copolymere auf Basis von ungesättigten Mono- oder Dicarbonsäure-Derivaten und Oxyalkylenglykol-Alkenylethern, Verfahren zu deren Herstellung und ihre Verwendung
JP2001220194A (ja) * 2000-02-02 2001-08-14 Lion Corp セメント混和剤
US6383653B1 (en) * 2000-02-22 2002-05-07 Moore North America, Inc. Pressure sensitive cohesive
TW527332B (en) * 2000-05-19 2003-04-11 Akzo Nobel Nv Composition and method to prepare a concrete composition
US6800130B2 (en) 2000-06-22 2004-10-05 Akzo Nobel N.V. Construction material
CN1195698C (zh) 2000-06-22 2005-04-06 阿克佐诺贝尔公司 建筑材料
FR2815629B1 (fr) 2000-10-25 2003-09-05 Coatex Sas Procede pour ameliorer la resistance mecanique notamment "aux jeunes ages" des matrices cimentaires, matrices cimentaires obtenues et leurs utilisations
JP2002187758A (ja) * 2000-12-19 2002-07-05 Matsushita Electric Works Ltd 無機質セメント板の製造方法
FR2827593B1 (fr) * 2001-07-23 2004-06-04 Chryso Sas Utilisation de dispersant pour compositions aqueuses de sulfate de calcium hemihydrate
US6767399B2 (en) * 2002-01-08 2004-07-27 The Euclid Chemical Company Admixture for producing cementitious compositions having good fluidity and high early compressive strength
FR2841549B1 (fr) 2002-06-28 2004-08-13 Rhodia Chimie Sa Procede pour accelerer la prise d'une composition de liants mineraux hydrauliques adjuventee en additif comprenant des fonctions hydrophiles, ainsi que la compostion susceptible d'etre obtenue par ce procede et son utilisation
JP2004149373A (ja) * 2002-10-31 2004-05-27 Konica Minolta Holdings Inc 微粒子シリカ分散液の製造方法並びにインクジェット記録媒体の製造方法及びインクジェット記録媒体
DE10313937A1 (de) * 2003-03-27 2004-10-14 Wacker Polymer Systems Gmbh & Co. Kg Dispergiermittel
DE102004031785A1 (de) * 2004-07-01 2006-01-26 Degussa Ag Polyol enthaltende Siliciumdioxid-Dispersion
JP2006182606A (ja) * 2004-12-28 2006-07-13 Miyoshi Oil & Fat Co Ltd セメント混和剤及びセメント組成物
DE102006005093A1 (de) 2006-02-04 2007-08-09 Degussa Ag Siliciumdioxid und Polycarboxylatether enthaltende Dispersion

Also Published As

Publication number Publication date
US20100324173A1 (en) 2010-12-23
JP2010506987A (ja) 2010-03-04
WO2008046831A1 (de) 2008-04-24
EP2079670B1 (de) 2016-08-03
US8835535B2 (en) 2014-09-16
CN101568499B (zh) 2014-04-23
JP5268924B2 (ja) 2013-08-21
ES2599756T3 (es) 2017-02-03
KR20090081373A (ko) 2009-07-28
PL2079670T3 (pl) 2017-05-31
DE102006049524A1 (de) 2008-04-24
KR101390555B1 (ko) 2014-04-30
CN101568499A (zh) 2009-10-28
EP2079670A1 (de) 2009-07-22
HUE031486T2 (en) 2017-07-28

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