CA1143756A - Composition anticorrosion pour le betonnage - Google Patents

Composition anticorrosion pour le betonnage

Info

Publication number
CA1143756A
CA1143756A CA000348281A CA348281A CA1143756A CA 1143756 A CA1143756 A CA 1143756A CA 000348281 A CA000348281 A CA 000348281A CA 348281 A CA348281 A CA 348281A CA 1143756 A CA1143756 A CA 1143756A
Authority
CA
Canada
Prior art keywords
concrete
cement
composition
percent
calcium nitrite
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
CA000348281A
Other languages
English (en)
Inventor
Arnold M. Rosenberg
James M. Gaidis
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.)
WR Grace and Co
Original Assignee
WR Grace and 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 WR Grace and Co filed Critical WR Grace and Co
Priority to CA000348281A priority Critical patent/CA1143756A/fr
Application granted granted Critical
Publication of CA1143756A publication Critical patent/CA1143756A/fr
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 or shrinkage compensating agents
    • C04B22/08—Acids or salts thereof
    • C04B22/085—Acids or salts thereof containing nitrogen in the anion, e.g. nitrites
    • 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
    • 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
    • C04B2103/61—Corrosion inhibitors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
CA000348281A 1980-03-24 1980-03-24 Composition anticorrosion pour le betonnage Expired CA1143756A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000348281A CA1143756A (fr) 1980-03-24 1980-03-24 Composition anticorrosion pour le betonnage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000348281A CA1143756A (fr) 1980-03-24 1980-03-24 Composition anticorrosion pour le betonnage

Publications (1)

Publication Number Publication Date
CA1143756A true CA1143756A (fr) 1983-03-29

Family

ID=4116548

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000348281A Expired CA1143756A (fr) 1980-03-24 1980-03-24 Composition anticorrosion pour le betonnage

Country Status (1)

Country Link
CA (1) CA1143756A (fr)

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Legal Events

Date Code Title Description
MKEX Expiry