IT8420454A0 - Additivo di miscelazione per impasti a base di cemento idraulico. - Google Patents
Additivo di miscelazione per impasti a base di cemento idraulico.Info
- Publication number
- IT8420454A0 IT8420454A0 IT8420454A IT2045484A IT8420454A0 IT 8420454 A0 IT8420454 A0 IT 8420454A0 IT 8420454 A IT8420454 A IT 8420454A IT 2045484 A IT2045484 A IT 2045484A IT 8420454 A0 IT8420454 A0 IT 8420454A0
- Authority
- IT
- Italy
- Prior art keywords
- hydraulic cement
- based mixtures
- mixing additive
- additive
- mixing
- Prior art date
Links
- 239000000654 additive Substances 0.000 title 1
- 230000000996 additive effect Effects 0.000 title 1
- 239000000203 mixture Substances 0.000 title 1
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
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/484,062 US4473405A (en) | 1983-04-11 | 1983-04-11 | Admixture for hydraulic cement |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8420454A0 true IT8420454A0 (it) | 1984-04-09 |
IT1175987B IT1175987B (it) | 1987-08-12 |
Family
ID=23922582
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT20454/84A IT1175987B (it) | 1983-04-11 | 1984-04-09 | Additivo di miscelazione per impasti a base di cemento idraulico |
Country Status (10)
Country | Link |
---|---|
US (2) | US4473405A (it) |
EP (1) | EP0138822B1 (it) |
JP (1) | JPS59199562A (it) |
CA (1) | CA1209596A (it) |
ES (1) | ES8602559A1 (it) |
IN (1) | IN171341B (it) |
IT (1) | IT1175987B (it) |
PT (1) | PT78387A (it) |
WO (1) | WO1984004089A1 (it) |
ZA (1) | ZA842459B (it) |
Families Citing this family (49)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4606770A (en) * | 1984-11-13 | 1986-08-19 | Sandoz Ltd. | Additive for hydraulic cement mixes |
US4964917A (en) * | 1986-08-26 | 1990-10-23 | Sandoz Ltd. | Methods and compositions for reclaiming concrete |
DE3730527A1 (de) * | 1986-09-19 | 1988-03-24 | Sandoz Ag | Betonzusatzmittel |
US4897120A (en) * | 1988-01-19 | 1990-01-30 | Gifford-Hill & Company, Inc. | Accelerator for portland cement derived from fertilizer |
US4990190A (en) * | 1989-10-06 | 1991-02-05 | W. R. Grace & Co.-Conn. | Strength enhancing additive for certain portland cements |
US4943323A (en) * | 1989-10-06 | 1990-07-24 | W. R. Grace & Co.-Conn. | Processing additives for blended cements |
US5084103A (en) * | 1989-10-06 | 1992-01-28 | W. R. Grace & Co.-Conn. | Strength enhancing additive for certain portland cements |
NZ235347A (en) * | 1989-10-06 | 1991-09-25 | Grace W R & Co | Enhanced blended and portland cement compositions characterised by the addition of a higher trialkanolamine as a strength enhancing agent |
US5017234A (en) * | 1989-10-06 | 1991-05-21 | W. R. Grace & Co.-Conn. | Processing additives for blended cements |
US5211751A (en) * | 1992-02-28 | 1993-05-18 | W.R. Grace & Co.-Conn. | Hydraulic cement set-accelerating admixtures incorporating amino acid derivatives |
US5306344A (en) * | 1992-12-02 | 1994-04-26 | Edward C. Levy Company | Mixture of portland cement concrete materials for freeze/thaw resistance |
CH686368A5 (de) * | 1993-07-19 | 1996-03-15 | Sika Ag | Zusatzmittel zur Verhinderung der Korrosion von Metallen in Baustoffen, Verfahren zur Herstellung von Baustoffen unter Verwendung des Korrosionsinhibitors. |
FR2708592B1 (fr) * | 1993-07-29 | 1995-09-29 | Lafarge Coppee | Agent accélérateur de prise et du durcissement des liants hydrauliques siliciques. |
ATE156790T1 (de) * | 1994-03-03 | 1997-08-15 | Sika Ag | Chlorid- und nitritfreier abbinde- und erhärtungsbeschleuniger und verfahren zur beschleunigung des abbindens und erhärtens von hydraulischen bindemitteln und diese enthaltenden gemischen |
US5641352A (en) * | 1995-10-25 | 1997-06-24 | W.R. Grace & Co.-Conn. | Nitrogenous strength enhancers for portland cement |
US5653797A (en) * | 1996-04-26 | 1997-08-05 | National Gypsum Company | Ready mixed setting-type joint compound and method of making same |
JP5140215B2 (ja) | 1997-05-15 | 2013-02-06 | コンストラクション リサーチ アンド テクノロジー ゲーエムベーハー | 水硬性セメントおよびセメント置換物を含む水硬性セメント混合物に用いるための適合混和剤 |
TW416937B (en) * | 1997-10-01 | 2001-01-01 | Grace W R & Co | Improved processing additives for hydraulic cements |
CA2306940C (en) | 1998-08-14 | 2009-11-24 | Mbt Holding Ag | High pozzolan cement mixtures |
PT1104394E (pt) | 1998-08-14 | 2004-02-27 | Constr Res & Tech Gmbh | Mistura cimentosa de cura moldada |
US6310143B1 (en) | 1998-12-16 | 2001-10-30 | Mbt Holding Ag | Derivatized polycarboxylate dispersants |
US6861459B2 (en) * | 1999-07-09 | 2005-03-01 | Construction Research & Technology Gmbh | Oligomeric dispersant |
EP1270529A1 (de) * | 2001-06-22 | 2003-01-02 | Sika AG, vorm. Kaspar Winkler & Co. | Verfahren zur Beschleunigung des Abbindens und Erhärtens von hydraulischen Bindemitteln und hierfür zu verwendende Gemische |
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 |
US6869474B2 (en) * | 2002-08-29 | 2005-03-22 | United States Gypsum Company | Very fast setting cementitious composition |
EP1558542B1 (en) * | 2002-10-09 | 2012-03-07 | W.R. Grace & Co.-Conn. | A method for grinding cement comprising amine-containing cement processing additives |
GB0321331D0 (en) * | 2003-09-12 | 2003-10-15 | Constr Res & Tech Gmbh | Accelerator composition for accelerating setting and/or hardening a cementitious composition |
GB0416791D0 (en) * | 2004-07-28 | 2004-09-01 | Constr Res & Tech Gmbh | Setting accelerator for sprayed concrete |
US20060042517A1 (en) * | 2004-08-27 | 2006-03-02 | Brown Paul W | Methods of reducing hydroxyl ions in concrete pore solutions |
US7247201B2 (en) * | 2004-10-07 | 2007-07-24 | Ronald Barbour | Pre-blend cement compositions containing non-chloride accelerators |
BRPI0607914A2 (pt) * | 2005-02-25 | 2010-03-23 | Nova Chem Inc | painel de edificaÇço compàsito, mÉtodo para construir uma edificaÇço, edificaÇço, mÉtodo para fazer negàcio entre um fabricante de painel de edificaÇço compàsito e um cliente, e, caibro de armaÇço |
ES2574012T3 (es) * | 2005-02-25 | 2016-06-14 | Nova Chemicals Inc. | Composiciones ligeras |
US8357240B2 (en) * | 2005-03-22 | 2013-01-22 | Syntheon Inc. | Method of making concrete |
US20080275149A1 (en) * | 2007-05-04 | 2008-11-06 | Nova Chemicals Inc. | Durable concrete compositions |
US7658797B2 (en) | 2005-03-22 | 2010-02-09 | Nova Chemicals Inc. | Lightweight concrete compositions |
US7632348B2 (en) | 2005-03-22 | 2009-12-15 | Nova Chemicals Inc. | Lightweight concrete compositions containing antimicrobial agents |
MX2007011640A (es) * | 2005-03-22 | 2008-01-18 | Nova Chem Inc | Composiciones de concreto de peso ligero. |
WO2007111850A2 (en) | 2006-03-22 | 2007-10-04 | Nova Chemicals Inc. | Lightweight concrete compositions |
ES2323723T3 (es) * | 2006-07-14 | 2009-07-23 | Construction Research And Technology Gmbh | Dispersion estable de acelerador para hormigon proyectado con alto contenido en materia activa. |
US20080227891A1 (en) * | 2007-03-14 | 2008-09-18 | Nova Chemicals Inc. | Methods for making concrete compositions |
US8048219B2 (en) | 2007-09-20 | 2011-11-01 | Nova Chemicals Inc. | Method of placing concrete |
US7874112B2 (en) * | 2008-06-20 | 2011-01-25 | Nova Chemicals Inc. | Footer cleat for insulating concrete form |
WO2014118051A1 (de) | 2013-01-30 | 2014-08-07 | Sika Technology Ag | Erhärtungsbeschleuniger für mineralische bindemittel |
WO2014118052A1 (de) | 2013-01-30 | 2014-08-07 | Sika Technology Ag | Beschleuniger für mineralische bindemittel |
EP2873657A1 (en) * | 2013-11-13 | 2015-05-20 | Huntsman Petrochemical LLC | Admixture composition to improve strength of cement cured products |
JP6479461B2 (ja) * | 2014-12-25 | 2019-03-06 | デンカ株式会社 | セメント添加剤及びセメント組成物 |
US10766816B2 (en) | 2016-07-14 | 2020-09-08 | Nouryon Chemicals International B.V. | Building composition marker |
WO2018200563A1 (en) * | 2017-04-25 | 2018-11-01 | GCP Applied Technologies, Inc. | Agents for enhancing cement strength |
EP3536677A1 (en) | 2018-03-05 | 2019-09-11 | Yara International ASA | A setting and hardening accelerator for a cement, mortar or concrete composition, optionally comprising supplementary cementitious materials, and use of this accelerator |
Family Cites Families (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA483108A (en) * | 1952-05-06 | A. Post George | Aggregate for improving portland cement concretes | |
NL41370C (it) * | 1934-12-05 | |||
US2437842A (en) * | 1946-03-25 | 1948-03-16 | Frank G Uhler | Mortar and cement compositions |
US2614634A (en) * | 1949-07-11 | 1952-10-21 | Phillips Petroleum Co | Low water-loss cement slurry and method of cementing |
US2629667A (en) * | 1949-12-27 | 1953-02-24 | Phillips Petroleum Co | Retarded set cement and slurries thereof |
US2782858A (en) * | 1950-11-24 | 1957-02-26 | Phillips Petroleum Co | Well cementing materials and their application |
US2820713A (en) * | 1956-03-02 | 1958-01-21 | Tile Council Of America | Mortar compositions |
US3240819A (en) * | 1960-02-17 | 1966-03-15 | Monsanto Co | Ethenoxy-substituted alkanols |
US3100526A (en) * | 1960-11-14 | 1963-08-13 | Dow Chemical Co | Method of cementing wells |
US3373048A (en) * | 1964-06-23 | 1968-03-12 | Grace W R & Co | Hardening accelerated portland cement |
US3329517A (en) * | 1965-02-05 | 1967-07-04 | Grace W R & Co | Cement additives composed of ethanolamine salts |
US3427175A (en) * | 1965-06-14 | 1969-02-11 | Grace W R & Co | Accelerator for portland cement |
US3451832A (en) * | 1965-10-22 | 1969-06-24 | Domtar Ltd | Retarded gypsum plaster compositions |
US3520707A (en) * | 1967-05-24 | 1970-07-14 | Rayonier Inc | Water reducing and retarding admixtures for portland cement slurries |
US3615785A (en) * | 1968-02-02 | 1971-10-26 | West Virginia Pulp & Paper Co | Cement grinding aid and pack set inhibitor |
US3536507A (en) * | 1968-02-08 | 1970-10-27 | Raymond E Davis | Hydraulic cementitious mixtures |
US3544344A (en) * | 1968-04-18 | 1970-12-01 | Sinclair Research Inc | Set retarded plaster composition |
AT303597B (de) * | 1970-05-12 | 1972-11-27 | Kaspar Winkler & Co | Verfahren zur Herstellung von Zement, Mörtel oder Beton mit verbesserten Eigenschaften |
US3819388A (en) * | 1972-06-05 | 1974-06-25 | C Cornwell | Fireproofing, insulation and soundproofing material |
US3769051A (en) * | 1972-06-15 | 1973-10-30 | G Hardin | Set retarder and air-entrainer composition for mortar |
US3801338A (en) * | 1972-07-10 | 1974-04-02 | Fosroc Ag | Cement additives |
FR2229854B1 (it) * | 1973-05-18 | 1975-08-22 | Gaz De France | |
US4040854A (en) * | 1975-02-27 | 1977-08-09 | Calgon Corporation | Methods of using cementing compositions having improved flow properties, containing phosphonobutane tricarboxylic acid |
JPS51116823A (en) * | 1975-04-05 | 1976-10-14 | Nichireki Chem Ind Co | Superrapid hardening mixture |
US4052220A (en) * | 1975-09-10 | 1977-10-04 | The Partners Limited | Method of making an improved concrete |
US4026723A (en) * | 1975-10-30 | 1977-05-31 | Arcal Chemicals, Inc. | Admixture of alkali-metal nitrate with water-soluble condensate of sulfonated aromatic hydrocarbon and aliphatic aldehyde |
US4036659A (en) * | 1976-03-01 | 1977-07-19 | The Dow Chemical Company | Cement composition |
JPS6018615B2 (ja) * | 1976-03-10 | 1985-05-11 | 花王株式会社 | 水硬性セメント組成物 |
JPS52149282A (en) * | 1976-06-08 | 1977-12-12 | Asahi Chem Ind Co Ltd | Aq. aluminium paste compositions |
US4116706A (en) * | 1977-07-01 | 1978-09-26 | W. R. Grace & Co. | Additive composition for hydraulic cement compositions |
SE403470B (sv) * | 1977-01-05 | 1978-08-21 | Nielsen Hilmer R | Tillsats till bruk uppbyggda pa hydrauliska bindemedel |
US4166751A (en) * | 1977-04-09 | 1979-09-04 | Idemitsu Kosan Co., Ltd. | Method for setting gypsum utilizing retarder |
GB1551656A (en) * | 1977-05-17 | 1979-08-30 | Chemicals Ltd | Cementitious compositions |
US4256500A (en) * | 1978-04-24 | 1981-03-17 | The Partners Limited | Pozzolan cement compositions |
US4204877A (en) * | 1979-01-15 | 1980-05-27 | Westvaco Corporation | Cement grinding aid and set retarder |
NL7904551A (nl) * | 1979-06-11 | 1980-12-15 | Akzo Nv | Hulpstof ter verkrijging van een snellere binding en/of verharding van een hydraulisch cement. |
US4318744A (en) * | 1980-06-06 | 1982-03-09 | W. R. Grace & Co. | Strength enhancing admixture for concrete compositions |
US4337094A (en) * | 1981-05-11 | 1982-06-29 | The Euclid Chemical Company | Additive composition for Portland cement materials |
US4373956A (en) * | 1981-09-14 | 1983-02-15 | Martin Marietta Corporation | Additive for hydraulic cement mixes |
-
1983
- 1983-04-11 US US06/484,062 patent/US4473405A/en not_active Ceased
- 1983-12-14 WO PCT/US1983/001956 patent/WO1984004089A1/en active IP Right Grant
- 1983-12-14 EP EP84900353A patent/EP0138822B1/en not_active Expired
-
1984
- 1984-03-23 IN IN259/DEL/84A patent/IN171341B/en unknown
- 1984-04-02 ZA ZA842459A patent/ZA842459B/xx unknown
- 1984-04-03 CA CA000451203A patent/CA1209596A/en not_active Expired
- 1984-04-09 PT PT78387A patent/PT78387A/pt not_active IP Right Cessation
- 1984-04-09 IT IT20454/84A patent/IT1175987B/it active
- 1984-04-09 ES ES531426A patent/ES8602559A1/es not_active Expired
- 1984-04-11 JP JP59071033A patent/JPS59199562A/ja active Granted
-
1994
- 1994-01-12 US US08/180,357 patent/USRE35194E/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
WO1984004089A1 (en) | 1984-10-25 |
CA1209596A (en) | 1986-08-12 |
EP0138822A1 (en) | 1985-05-02 |
ES531426A0 (es) | 1985-12-01 |
EP0138822B1 (en) | 1988-09-28 |
JPS644975B2 (it) | 1989-01-27 |
US4473405A (en) | 1984-09-25 |
PT78387A (en) | 1984-05-01 |
IT1175987B (it) | 1987-08-12 |
ZA842459B (en) | 1984-12-24 |
USRE35194E (en) | 1996-04-02 |
ES8602559A1 (es) | 1985-12-01 |
JPS59199562A (ja) | 1984-11-12 |
IN171341B (it) | 1992-09-19 |
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