HK1017337A1 - Nitrogenous strength enhancers for portland cement - Google Patents

Nitrogenous strength enhancers for portland cement

Info

Publication number
HK1017337A1
HK1017337A1 HK99102573A HK99102573A HK1017337A1 HK 1017337 A1 HK1017337 A1 HK 1017337A1 HK 99102573 A HK99102573 A HK 99102573A HK 99102573 A HK99102573 A HK 99102573A HK 1017337 A1 HK1017337 A1 HK 1017337A1
Authority
HK
Hong Kong
Prior art keywords
nitrogenous
portland cement
strength enhancers
enhancers
strength
Prior art date
Application number
HK99102573A
Other languages
English (en)
Inventor
Ara A Jeknavorian
Leslie A Jardine
Original Assignee
Grace W R & Co
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 Grace W R & Co filed Critical Grace W R & Co
Publication of HK1017337A1 publication Critical patent/HK1017337A1/xx

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
    • C04B40/0028—Aspects relating to the mixing step of the mortar preparation
    • C04B40/0039—Premixtures of ingredients
    • 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
    • C04B24/12—Nitrogen containing compounds organic derivatives of hydrazine
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
HK99102573A 1995-10-25 1999-06-15 Nitrogenous strength enhancers for portland cement HK1017337A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/547,838 US5641352A (en) 1995-10-25 1995-10-25 Nitrogenous strength enhancers for portland cement
PCT/US1996/017129 WO1997015535A1 (en) 1995-10-25 1996-10-24 Nitrogenous strength enhancers for portland cement

Publications (1)

Publication Number Publication Date
HK1017337A1 true HK1017337A1 (en) 1999-11-19

Family

ID=24186362

Family Applications (1)

Application Number Title Priority Date Filing Date
HK99102573A HK1017337A1 (en) 1995-10-25 1999-06-15 Nitrogenous strength enhancers for portland cement

Country Status (8)

Country Link
US (1) US5641352A (xx)
EP (1) EP0857164A4 (xx)
JP (1) JP2000509359A (xx)
KR (1) KR19990067023A (xx)
CN (1) CN1095814C (xx)
AU (1) AU707315B2 (xx)
HK (1) HK1017337A1 (xx)
WO (1) WO1997015535A1 (xx)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6071436A (en) * 1995-12-01 2000-06-06 Geo Specialty Chemicals, Inc. Corrosion inhibitors for cement compositions
US5891364A (en) * 1996-07-09 1999-04-06 Geo Specialty Chemicals, Inc. Corrosion inhibitors for cement compositions
US5679150A (en) * 1996-08-16 1997-10-21 Kerkar; Awdhoot Vasant Drying shrinkage cement admixture
JP3339619B2 (ja) * 1997-03-28 2002-10-28 太平洋セメント株式会社 セメント系材料の添加剤、及びセメント系材料
JP3445932B2 (ja) * 1998-04-17 2003-09-16 新東京国際空港公団 打継用コンクリート及び該打継用コンクリートを用いた打ち継ぎ工法
US6441054B1 (en) * 2000-03-02 2002-08-27 W.R. Grace & Co.-Conn Air management in cementitious mixtures having plasticizer and a clay-activity modifying agent
ATE316947T1 (de) * 2000-05-24 2006-02-15 Martin Baeuml Zementgebundener werkstoff
US6955220B2 (en) * 2001-12-21 2005-10-18 Schlumberger Technology Corporation Process of well cementing in cold environment
EP1348729A1 (de) * 2002-03-25 2003-10-01 Sika Schweiz AG Polymere in festem Aggregatzustand
US6875729B2 (en) * 2002-06-04 2005-04-05 Halliburton Energy Services, Inc. Sealing composition
US7147706B1 (en) 2002-08-29 2006-12-12 Carpentercrete, Llc Cementitious compositions and methods of making cementitious compositions
US6869474B2 (en) * 2002-08-29 2005-03-22 United States Gypsum Company Very fast setting cementitious composition
US7128781B1 (en) 2002-08-29 2006-10-31 Carpentercrete, Llc Cementitious compositions and methods of making cementitious compositions
WO2004076376A2 (en) * 2003-02-26 2004-09-10 Construction Research & Technology Gmbh Strength improvement admixture
RU2247092C1 (ru) * 2003-12-03 2005-02-27 Цельнер Михаил Ефимович Бетонная смесь и добавка для бетонной смеси "лигнопан б- 2"
WO2006041698A1 (en) * 2004-10-04 2006-04-20 W.R. Grace & Co.-Conn. Integrally waterproofed concrete
EP1731491A1 (fr) 2005-06-10 2006-12-13 Lafarge Compositions de liant rapide pour pièces et ouvrages en béton contenant un sel de calcium
US7537656B2 (en) * 2005-06-22 2009-05-26 Halliburton Energy Services, Inc. Cement compositions comprising biodegradable monomers for retarding the setting thereof
US7350574B2 (en) * 2005-06-22 2008-04-01 Halliburton Energy Services, Inc. Methods of retarding the setting of a cement composition using biodegradable monomers
JP5215680B2 (ja) 2008-01-28 2013-06-19 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 収縮低減剤
EP2105419A1 (en) * 2008-03-28 2009-09-30 Lafarge Additives for cement
US7947193B2 (en) * 2008-07-11 2011-05-24 Envirotech Services, Inc. Anticorrosion agents for halide brines
AU2012274110A1 (en) * 2011-06-24 2014-01-16 Construction Research & Technology Gmbh Cementitious composition and admixture
JP6200315B2 (ja) * 2013-12-25 2017-09-20 花王株式会社 水硬性組成物用添加剤組成物
MX2019007836A (es) * 2016-12-27 2019-09-06 Construction Research & Technology Gmbh Mezcla que mejora la resistencia en composiciones cementosas.
AU2017398437A1 (en) * 2017-02-13 2019-08-29 Gcp Applied Technologies Inc. Early strength enhancement of cements
WO2018200563A1 (en) 2017-04-25 2018-11-01 GCP Applied Technologies, Inc. Agents for enhancing cement strength
EP3735400A1 (en) * 2018-01-05 2020-11-11 GCP Applied Technologies Inc. Grinding stabilizing additive for vertical roller mills
JP7207887B2 (ja) * 2018-07-27 2023-01-18 東邦化学工業株式会社 水硬性組成物用空気連行剤
WO2020196102A1 (ja) * 2019-03-25 2020-10-01 株式会社日本触媒 水硬性材料用添加剤

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2900265A (en) * 1957-05-20 1959-08-18 Klein Alexander Hydraulic cementitious mixtures
US3325105A (en) * 1964-07-17 1967-06-13 Grace W R & Co Mineral grinding aids and process of grinding
US3329517A (en) * 1965-02-05 1967-07-04 Grace W R & Co Cement additives composed of ethanolamine salts
GB1307358A (en) * 1969-04-08 1973-02-21 Asbestos Corp Ltd Lightweight asbestos containing cementitious material and process for producing the same
US4365999A (en) * 1980-11-02 1982-12-28 Kiresuto Kagaku Kabushiki Kaisha Corrosion-inhibiting method for steel materials in concrete
US4401472A (en) * 1982-02-26 1983-08-30 Martin Marietta Corporation Hydraulic cement mixes and processes for improving hydraulic cement mixes
SU1038314A1 (ru) * 1982-03-15 1983-08-30 Московский Ордена Ленина И Ордена Трудового Красного Знамени Институт Инженеров Железнодорожного Транспорта Бетонна смесь
US4473405A (en) * 1983-04-11 1984-09-25 Martin Marietta Corporation Admixture for hydraulic cement
JPS6016845A (ja) * 1983-07-04 1985-01-28 恒和化学工業株式会社 セメント凝結遅延剤
JPH0735280B2 (ja) * 1983-09-14 1995-04-19 東邦化学工業株式会社 コンクリ−ト用混和剤
DE3344291A1 (de) * 1983-12-07 1985-06-13 Skw Trostberg Ag, 8223 Trostberg Dispergiermittel fuer salzhaltige systeme
JPH02271953A (ja) * 1989-04-13 1990-11-06 Mitsui Cyanamid Co モルタル・コンクリート組成物
US4943323A (en) * 1989-10-06 1990-07-24 W. R. Grace & Co.-Conn. Processing additives for blended cements
DE4140399A1 (de) * 1990-12-12 1992-06-17 Sandoz Ag Korrosionshemmende zusatzmittel fuer beton
US5156679A (en) * 1991-06-20 1992-10-20 W. R. Grace & Co.-Conn. Air-detrainer for hydraulic cement compositions
US5211751A (en) * 1992-02-28 1993-05-18 W.R. Grace & Co.-Conn. Hydraulic cement set-accelerating admixtures incorporating amino acid derivatives
US5326397A (en) * 1993-07-29 1994-07-05 W. R. Grace & Co.-Conn. Low shrinkage cement composition
US5429675A (en) * 1994-08-22 1995-07-04 W. R. Grace & Co.-Conn. Grinding aid composition and cement product

Also Published As

Publication number Publication date
CN1205680A (zh) 1999-01-20
AU707315B2 (en) 1999-07-08
EP0857164A4 (en) 1999-10-20
US5641352A (en) 1997-06-24
EP0857164A1 (en) 1998-08-12
JP2000509359A (ja) 2000-07-25
AU7475096A (en) 1997-05-15
CN1095814C (zh) 2002-12-11
WO1997015535A1 (en) 1997-05-01
KR19990067023A (ko) 1999-08-16

Similar Documents

Publication Publication Date Title
HK1017337A1 (en) Nitrogenous strength enhancers for portland cement
ZA9510174B (en) Cement clinker manufacture
GB2302688B (en) Concrete accelerators
SG50742A1 (en) Cement dispersant method for production thereof and cement composition using the dispersant
KR19987002866A (en) Cement composition
HK1010187A1 (en) An anti-corrosion cement composition
ZA961325B (en) Cement composition
GB2305429B (en) Improved cement admixture
PL320346A1 (en) Portland cement clinker and application thereof
GB2304299B (en) Cement mixer
EP0949218A4 (en) CEMENT ADDITIVES, CONCRETE AND METHOD FOR PRODUCING FLUOROOXYALKYLENE COMPOUNDS
EP0923506A3 (de) Verfahren zur herstellung von sulfatzement oder sulfatzementzuschlagstoffen
ZA9610169B (en) Mixing bone cement
HK1003635A1 (en) Cement composition
GB9624048D0 (en) Cement accelerators
PL307882A1 (en) Cement
GB9502981D0 (en) Cement mixers
PL308568A1 (en) Cement clinker producing method
PL313242A1 (en) Cement concretes of increased strength
IL115159A0 (en) Aerated concrete
PL303757A1 (en) Cement clinker making method
PL304858A1 (en) Cement grout
GB9517566D0 (en) Cements
PL304210A1 (en) Cement mortar
GB9505882D0 (en) Cementitious materials

Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20061024