ATE143656T1 - Verwendung eines tetraborohydratzusatzes zur verbesserung der zementbeständigkeit gegenüber des gefrier-tauwechsels - Google Patents

Verwendung eines tetraborohydratzusatzes zur verbesserung der zementbeständigkeit gegenüber des gefrier-tauwechsels

Info

Publication number
ATE143656T1
ATE143656T1 AT92913543T AT92913543T ATE143656T1 AT E143656 T1 ATE143656 T1 AT E143656T1 AT 92913543 T AT92913543 T AT 92913543T AT 92913543 T AT92913543 T AT 92913543T AT E143656 T1 ATE143656 T1 AT E143656T1
Authority
AT
Austria
Prior art keywords
tetraborohydrate
thew
freeze
additive
improve cement
Prior art date
Application number
AT92913543T
Other languages
English (en)
Inventor
Masashi Sugiyama
Kyoichi Tanaka
Kazuo Komatsu
Original Assignee
Fujisawayakuhinkogyo Kabushiki
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 Fujisawayakuhinkogyo Kabushiki filed Critical Fujisawayakuhinkogyo Kabushiki
Application granted granted Critical
Publication of ATE143656T1 publication Critical patent/ATE143656T1/de

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 or shrinkage compensating agents
    • C04B22/0013—Boron compounds
    • 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
    • C04B2103/60—Agents for protection against chemical, physical or biological attack
    • C04B2103/601—Agents for increasing frost resistance

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)
AT92913543T 1991-07-01 1992-06-30 Verwendung eines tetraborohydratzusatzes zur verbesserung der zementbeständigkeit gegenüber des gefrier-tauwechsels ATE143656T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16042891 1991-07-01

Publications (1)

Publication Number Publication Date
ATE143656T1 true ATE143656T1 (de) 1996-10-15

Family

ID=15714721

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92913543T ATE143656T1 (de) 1991-07-01 1992-06-30 Verwendung eines tetraborohydratzusatzes zur verbesserung der zementbeständigkeit gegenüber des gefrier-tauwechsels

Country Status (5)

Country Link
US (1) US5443635A (de)
EP (1) EP0613868B1 (de)
AT (1) ATE143656T1 (de)
DE (1) DE69214295T2 (de)
WO (1) WO1993001144A1 (de)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS506665A (de) * 1973-05-21 1975-01-23
US4142909A (en) * 1975-09-11 1979-03-06 Construction Products Research, Inc. Method and composition for controlling contraction in setting cementitious systems through the addition of gas generating agents
SU1654542A1 (ru) * 1989-02-07 1991-06-07 Научно-производственное объединение "Тюменгазтехнология" Тампонажный материал

Also Published As

Publication number Publication date
DE69214295D1 (de) 1996-11-07
WO1993001144A1 (en) 1993-01-21
DE69214295T2 (de) 1997-03-06
EP0613868A1 (de) 1994-09-07
EP0613868B1 (de) 1996-10-02
EP0613868A4 (de) 1994-02-22
US5443635A (en) 1995-08-22

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Legal Events

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