DE602008005206D1 - Zuschlagstoff für Verbindung auf Zementbasis - Google Patents

Zuschlagstoff für Verbindung auf Zementbasis

Info

Publication number
DE602008005206D1
DE602008005206D1 DE602008005206T DE602008005206T DE602008005206D1 DE 602008005206 D1 DE602008005206 D1 DE 602008005206D1 DE 602008005206 T DE602008005206 T DE 602008005206T DE 602008005206 T DE602008005206 T DE 602008005206T DE 602008005206 D1 DE602008005206 D1 DE 602008005206D1
Authority
DE
Germany
Prior art keywords
cement
aggregate
heptahydrate
iron
particles
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.)
Active
Application number
DE602008005206T
Other languages
German (de)
English (en)
Inventor
Christelle Sing
Helene Debegnac
Jean-Michel Faure
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.)
Lafarge SA
Original Assignee
Lafarge SA
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 Lafarge SA filed Critical Lafarge SA
Publication of DE602008005206D1 publication Critical patent/DE602008005206D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • C04B22/08—Acids or salts thereof
    • C04B22/14—Acids or salts thereof containing sulfur in the anion, e.g. sulfides
    • C04B22/142—Sulfates
    • C04B22/149—Iron-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
    • 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
    • C04B28/04—Portland cements
    • 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
    • C04B2111/10—Compositions or ingredients thereof characterised by the absence or the very low content of a specific material
    • C04B2111/1075—Chromium-free or very low chromium-content materials
    • C04B2111/1081—Chromium VI, e.g. for avoiding chromium eczema

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)
  • Inorganic Compounds Of Heavy Metals (AREA)
DE602008005206T 2007-06-08 2008-06-06 Zuschlagstoff für Verbindung auf Zementbasis Active DE602008005206D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0704128A FR2917082A1 (fr) 2007-06-08 2007-06-08 "additif pour composition a base ciment"
FR0704151A FR2917083B1 (fr) 2007-06-08 2007-06-11 "additif pour composition a base de ciment"

Publications (1)

Publication Number Publication Date
DE602008005206D1 true DE602008005206D1 (de) 2011-04-14

Family

ID=38654676

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602008005206T Active DE602008005206D1 (de) 2007-06-08 2008-06-06 Zuschlagstoff für Verbindung auf Zementbasis

Country Status (5)

Country Link
AT (1) ATE500206T1 (fr)
DE (1) DE602008005206D1 (fr)
ES (1) ES2365280T3 (fr)
FR (2) FR2917082A1 (fr)
SI (1) SI2000444T1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112329326B (zh) * 2020-11-06 2022-05-03 浙江大学 基于修正cpm模型及阻锈剂的海工再生砼配比设计方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2307270A (en) * 1940-08-04 1943-01-05 Mellon Inst Of Ind Res Building material
DE10157129C2 (de) * 2001-11-21 2003-10-30 Ferro Duo Gmbh Verfahren zur Herstellung eines hydraulischen Bindemittels
DE20321107U1 (de) * 2003-07-17 2005-12-15 Kerr-Mcgee Pigments Gmbh Zubereitung zur Reduktion des löslichen Chromatgehaltes in Zement
FR2894956A1 (fr) * 2005-12-20 2007-06-22 Lafarge Sa Particules de sulfate de fer enrobees et leur utilisation dans la preparation de ciments

Also Published As

Publication number Publication date
FR2917083B1 (fr) 2010-08-27
SI2000444T1 (sl) 2011-06-30
ES2365280T3 (es) 2011-09-27
FR2917082A1 (fr) 2008-12-12
ATE500206T1 (de) 2011-03-15
FR2917083A1 (fr) 2008-12-12

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