DE2729580A1 - Korrosionsschutz von metallen in zement enthaltenden konstruktionen - Google Patents

Korrosionsschutz von metallen in zement enthaltenden konstruktionen

Info

Publication number
DE2729580A1
DE2729580A1 DE19772729580 DE2729580A DE2729580A1 DE 2729580 A1 DE2729580 A1 DE 2729580A1 DE 19772729580 DE19772729580 DE 19772729580 DE 2729580 A DE2729580 A DE 2729580A DE 2729580 A1 DE2729580 A1 DE 2729580A1
Authority
DE
Germany
Prior art keywords
cement
calcium nitrite
calcium
mixture according
mixture
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.)
Withdrawn
Application number
DE19772729580
Other languages
German (de)
English (en)
Inventor
James Michael Gaidis
Arnold Morry Rosenberg
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
Priority claimed from US05/700,343 external-priority patent/US4092109A/en
Application filed by WR Grace and Co filed Critical WR Grace and Co
Publication of DE2729580A1 publication Critical patent/DE2729580A1/de
Withdrawn legal-status Critical Current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
    • C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
    • C04B14/02—Granular materials, e.g. microballoons
    • C04B14/04—Silica-rich materials; Silicates
    • C04B14/06—Quartz; Sand
    • 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
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
    • C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
    • C23F11/18—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using inorganic inhibitors
    • C23F11/181—Nitrogen containing 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
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/20—Resistance against chemical, physical or biological attack
    • C04B2111/26—Corrosion of reinforcement resistance

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Civil Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
DE19772729580 1976-06-28 1977-06-28 Korrosionsschutz von metallen in zement enthaltenden konstruktionen Withdrawn DE2729580A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/700,343 US4092109A (en) 1976-06-28 1976-06-28 Method for corrosion inhibition of reinforced bridge structures
US76664777A 1977-02-08 1977-02-08

Publications (1)

Publication Number Publication Date
DE2729580A1 true DE2729580A1 (de) 1978-01-05

Family

ID=27106591

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772729580 Withdrawn DE2729580A1 (de) 1976-06-28 1977-06-28 Korrosionsschutz von metallen in zement enthaltenden konstruktionen

Country Status (6)

Country Link
JP (1) JPS533423A (enrdf_load_stackoverflow)
DE (1) DE2729580A1 (enrdf_load_stackoverflow)
FR (1) FR2356609A1 (enrdf_load_stackoverflow)
GB (1) GB1544873A (enrdf_load_stackoverflow)
IT (1) IT1076068B (enrdf_load_stackoverflow)
SE (1) SE440645B (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1980001802A1 (en) * 1979-03-02 1980-09-04 Osaka Cement Rust prevention of steel materials in concrete
DE3005896A1 (de) * 1979-03-06 1980-09-18 Grace W R & Co Betonmischung
DE3346948A1 (de) * 1983-01-03 1984-07-05 W.R. Grace & Co., Cambridge, Mass. Korrosion verhinderndes additiv fuer zementzusammensetzungen

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5941304A (ja) * 1982-08-30 1984-03-07 Kanegafuchi Chem Ind Co Ltd 溶液重合法
JPS60204683A (ja) * 1984-03-29 1985-10-16 株式会社小野田 無機質材中の鋼材を防錆する方法
JPS60231478A (ja) * 1984-04-27 1985-11-18 株式会社小野田 無機質材中の鋼材を防錆する方法
JPH0653811B2 (ja) * 1986-10-08 1994-07-20 松本油脂製薬株式会社 非凝集性の合成樹脂微小球の製造法
US4946506A (en) * 1989-09-07 1990-08-07 W.R. Grace & Co.-Conn. Corrosion inhibiting hydraulic cement additives and compositions containing same
US5039556A (en) * 1990-12-03 1991-08-13 W. R. Grace & Co.-Conn. Treating concrete structures to inhibit corrosion by heating the structure, cooling same under controlled temperature gradient, and applying an inhibiting agent to an internal portion of the structure
WO2011108065A1 (ja) 2010-03-01 2011-09-09 電気化学工業株式会社 セメント混和材及びセメント組成物

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2397567A (en) * 1944-06-22 1946-04-02 Emmitt C Scrafford Cementitious material
US3427175A (en) * 1965-06-14 1969-02-11 Grace W R & Co Accelerator for portland cement
DE2200221A1 (de) * 1971-12-13 1973-07-05 Ver Schweizerische Rheinsalini Tausalz
GB1377708A (en) * 1971-09-15 1974-12-18 Gen Refractories Co Concrete mix compositions
DE2412475A1 (de) * 1973-06-06 1975-01-09 Bauakademie Ddr Verfahren zur herstellung eines unbrennbaren korrosionsschutzstoffes fuer stahlbewehrung in leichtbetonen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1968722A (en) * 1932-08-29 1934-07-31 Stone Irwin Method of inhibiting the corrosive action of alkaline aqueous solutions, etc.
FR1498369A (fr) * 1966-06-03 1967-10-20 Grace W R & Co Nouvelles compositions de ciments à durcissement accéléré et procédé pour leur préparation
JPS5224529B2 (enrdf_load_stackoverflow) * 1973-06-15 1977-07-01
JPS5224530B2 (enrdf_load_stackoverflow) * 1973-06-15 1977-07-01
US3976494A (en) * 1973-12-27 1976-08-24 Onoda Cement Company, Ltd. Process for inhibiting corrosion of iron or steel placed in cement products

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2397567A (en) * 1944-06-22 1946-04-02 Emmitt C Scrafford Cementitious material
US3427175A (en) * 1965-06-14 1969-02-11 Grace W R & Co Accelerator for portland cement
GB1377708A (en) * 1971-09-15 1974-12-18 Gen Refractories Co Concrete mix compositions
DE2200221A1 (de) * 1971-12-13 1973-07-05 Ver Schweizerische Rheinsalini Tausalz
DE2412475A1 (de) * 1973-06-06 1975-01-09 Bauakademie Ddr Verfahren zur herstellung eines unbrennbaren korrosionsschutzstoffes fuer stahlbewehrung in leichtbetonen

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1980001802A1 (en) * 1979-03-02 1980-09-04 Osaka Cement Rust prevention of steel materials in concrete
DE3005896A1 (de) * 1979-03-06 1980-09-18 Grace W R & Co Betonmischung
DE3346948A1 (de) * 1983-01-03 1984-07-05 W.R. Grace & Co., Cambridge, Mass. Korrosion verhinderndes additiv fuer zementzusammensetzungen

Also Published As

Publication number Publication date
IT1076068B (it) 1985-04-22
SE7707476L (sv) 1977-12-29
FR2356609A1 (fr) 1978-01-27
GB1544873A (en) 1979-04-25
JPS533423A (en) 1978-01-13
FR2356609B1 (enrdf_load_stackoverflow) 1983-09-02
SE440645B (sv) 1985-08-12

Similar Documents

Publication Publication Date Title
EP0072946B1 (de) Verfahren zur Erstarrungsbeschleunigung von hydraulischen Zementmischungen
DE3217558C2 (de) Zementzusammensetzung und ihre Verwendung
DE69629550T2 (de) Verbesserte korrosionsinhibierende zusammensetzungen mit kalziumnitrid
DE3222063A1 (de) Portland-zementstruktur mit fluiddichter oberflaeche und verfahren zu ihrer herstellung
DE2729580A1 (de) Korrosionsschutz von metallen in zement enthaltenden konstruktionen
DE69910038T2 (de) Korrosionsinhibitor für zementmischungen
DE60120365T2 (de) Methode zum schutzen von bewehrungsstäben in armiertem beton
DE69002793T2 (de) Verfahren zum Schutz vor Zerstörung bei gehärtetem, zementbasiertem Werkstoff.
DE3212588A1 (de) Korrosionshemmende moertelmischung zum reparieren von korrosionsgeschaedigten betonbauten
DE3537812C2 (enrdf_load_stackoverflow)
DE2348236A1 (de) Zement-asphalt-schotter-einspritzgemisch fuer gleisanlagen
CH675716A5 (enrdf_load_stackoverflow)
DE2534099C2 (de) Verfahren zur Beschleunigung der Aushärtung von Portlandzementmassen
DE3005896C2 (enrdf_load_stackoverflow)
DE2708808A1 (de) Verfahren zur beschleunigung der aushaertung von portlandzementmassen
DE69205968T2 (de) Verfahren zur verminderung des abblatterns von beton verursacht durch frost und tauen.
DE19912652C2 (de) Verfahren zur Herstellung eines säurebeständigen Mörtels oder eines säurebeständigen Betons und deren Verwendung
DE1299561B (de) Verfahren zur Verfestigung von Bodenformationen
DE2729579A1 (de) Korrosionsschutz von metallbewehrungen fuer beton
DE3405917C2 (enrdf_load_stackoverflow)
DE1232861C2 (de) Nicht korrodierender Abbindebeschleuniger fuer hydraulischen Zement
AT373571B (de) Verfahren zum verkuerzen der abbindezeit von zementpaste, moertel oder beton
DE2611419C3 (de) Zusatzmittel für hydraulische Zementgemische und seine Verwendung
DE753002C (de) Schichtweise aufgebaute fluessigkeitsdichte Gebilde, wie z. B. Behaelter, Rohrleitungen, Fussboeden
DE2013395B2 (de) Verfahren zur herstellung eines freifliessenden sich ausdehnenden zementbreis

Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8125 Change of the main classification

Ipc: C04B 13/22

8125 Change of the main classification

Ipc: C09D 5/08

8139 Disposal/non-payment of the annual fee