ES473348A1 - Un procedimiento para la preparacion de una composicion que es util como aditivo de expasion para composiciones de ce- mento hidratable - Google Patents

Un procedimiento para la preparacion de una composicion que es util como aditivo de expasion para composiciones de ce- mento hidratable

Info

Publication number
ES473348A1
ES473348A1 ES473348A ES473348A ES473348A1 ES 473348 A1 ES473348 A1 ES 473348A1 ES 473348 A ES473348 A ES 473348A ES 473348 A ES473348 A ES 473348A ES 473348 A1 ES473348 A1 ES 473348A1
Authority
ES
Spain
Prior art keywords
cement compositions
expansion agents
lime
less
useful
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
ES473348A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Raychem Corp
Original Assignee
Raychem Corp
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 Raychem Corp filed Critical Raychem Corp
Publication of ES473348A1 publication Critical patent/ES473348A1/es
Expired legal-status Critical Current

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
    • C04B22/00—Use of inorganic materials as active ingredients for mortars, concrete or artificial stone, e.g. accelerators, shrinkage compensating agents
    • C04B22/06—Oxides, Hydroxides
    • C04B22/062—Oxides, Hydroxides of the alkali or alkaline-earth metals
    • C04B22/064—Oxides, Hydroxides of the alkali or alkaline-earth metals of the alkaline-earth metals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)

Abstract

Procedimiento para la preparación de una composición que es útil como aditivo de expasión para composiciones de cemento hidratable, y que comprende óxido cálcico e ingredientes que retardan la hidratación del óxido cálcico, caracterizado por : (1) proporcionar partículas (a) que tienen un tamaño menor de 250 micras y (b) que comprende al menos 36% en peso de CaO; (2) calentar dichas partículas a una temperatura de al menos 100ºC, bajo condiciones tales que el producto contenga 36 a 95% en peso de CaO y presente un factor de expansión de al menos 0,06% y (3) enfriar dichas partículas.
ES473348A 1977-09-19 1978-09-14 Un procedimiento para la preparacion de una composicion que es util como aditivo de expasion para composiciones de ce- mento hidratable Expired ES473348A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US83453977A 1977-09-19 1977-09-19

Publications (1)

Publication Number Publication Date
ES473348A1 true ES473348A1 (es) 1979-11-01

Family

ID=25267156

Family Applications (2)

Application Number Title Priority Date Filing Date
ES473348A Expired ES473348A1 (es) 1977-09-19 1978-09-14 Un procedimiento para la preparacion de una composicion que es util como aditivo de expasion para composiciones de ce- mento hidratable
ES479859A Expired ES479859A1 (es) 1977-09-19 1979-04-24 Procedimiento para preparar un articulo conformado de una composicion de cemento portland.

Family Applications After (1)

Application Number Title Priority Date Filing Date
ES479859A Expired ES479859A1 (es) 1977-09-19 1979-04-24 Procedimiento para preparar un articulo conformado de una composicion de cemento portland.

Country Status (14)

Country Link
JP (1) JPS5493020A (es)
BE (1) BE870477A (es)
CA (1) CA1122231A (es)
DE (1) DE2840572A1 (es)
DK (1) DK411178A (es)
ES (2) ES473348A1 (es)
FI (1) FI63735C (es)
FR (1) FR2403311A1 (es)
GB (1) GB2004529B (es)
IE (1) IE47357B1 (es)
IL (1) IL55575A0 (es)
IT (1) IT1098856B (es)
NO (1) NO145232C (es)
SE (1) SE434733B (es)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100559477B1 (ko) * 1997-08-11 2006-07-27 가부시키가이샤 마에다센단기쥬츠겐큐쇼 시멘트조성물및이것을이용한콘크리트및콘크리트제품의제조방법
JP3747988B2 (ja) * 1998-04-23 2006-02-22 電気化学工業株式会社 膨張材組成物及び膨張セメント組成物
JP4571483B2 (ja) * 2004-11-30 2010-10-27 太平洋マテリアル株式会社 液状膨張材
JP5263955B2 (ja) * 2008-12-26 2013-08-14 太平洋マテリアル株式会社 低発熱膨張性混和材
US8663383B2 (en) 2009-06-12 2014-03-04 Denki Kagaku Kogyo Kabushiki Kaisha Expansive material and its preparation process
DE102009045278B4 (de) * 2009-10-02 2011-12-15 Dirk Dombrowski Mineralisches, granuliertes Entschwefelungsmittel auf Basis von Calciumhydroxid, Verfahren zu seiner Herstellung sowie seine Verwendung
JP5744499B2 (ja) * 2010-12-09 2015-07-08 電気化学工業株式会社 グラウト用セメント組成物およびグラウト材料
EP3875444B1 (en) 2018-11-15 2023-03-08 Denka Company Limited Cement admixture, expansion material, and cement composition
JP7293019B2 (ja) * 2019-07-18 2023-06-19 デンカ株式会社 セメント用膨張組成物、セメント組成物、及びセメント用膨張組成物の製造方法
WO2021215509A1 (ja) 2020-04-23 2021-10-28 デンカ株式会社 セメント混和材、膨張材、及びセメント組成物

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1732409A (en) * 1926-04-05 1929-10-22 Colloidal Lime Plaster Corp Quick-setting lime product and method of making the same
US3106453A (en) * 1963-04-22 1963-10-08 Corson G & W H Process for producing dry lime hydrate
BE673832A (es) * 1964-12-18
US3649317A (en) * 1970-11-12 1972-03-14 Fuller Co Shrinkage compensating cement

Also Published As

Publication number Publication date
GB2004529B (en) 1982-04-21
NO145232C (no) 1982-02-10
NO145232B (no) 1981-11-02
FI63735B (fi) 1983-04-29
ES479859A1 (es) 1979-11-16
IE781869L (en) 1979-03-19
BE870477A (fr) 1979-03-14
JPS5493020A (en) 1979-07-23
IE47357B1 (en) 1984-02-22
GB2004529A (en) 1979-04-04
IT1098856B (it) 1985-09-18
IT7827769A0 (it) 1978-09-15
CA1122231A (en) 1982-04-20
IL55575A0 (en) 1978-12-17
DK411178A (da) 1979-03-20
SE7809821L (sv) 1979-03-20
SE434733B (sv) 1984-08-13
FR2403311A1 (fr) 1979-04-13
DE2840572A1 (de) 1979-03-29
FI63735C (fi) 1983-08-10
NO783104L (no) 1979-03-20
FI782851A (fi) 1979-03-20

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20010301