SI2000444T1 - Dodatek za zmes na osnovi cementa - Google Patents

Dodatek za zmes na osnovi cementa

Info

Publication number
SI2000444T1
SI2000444T1 SI200830239T SI200830239T SI2000444T1 SI 2000444 T1 SI2000444 T1 SI 2000444T1 SI 200830239 T SI200830239 T SI 200830239T SI 200830239 T SI200830239 T SI 200830239T SI 2000444 T1 SI2000444 T1 SI 2000444T1
Authority
SI
Slovenia
Prior art keywords
cement
additive
based composition
heptahydrate
iron
Prior art date
Application number
SI200830239T
Other languages
English (en)
Inventor
Christelle Sing
Helene Debegnac
Jean-Michel Faure
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
Priority claimed from EP08356079A external-priority patent/EP2000444B1/fr
Publication of SI2000444T1 publication Critical patent/SI2000444T1/sl

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)
SI200830239T 2007-06-08 2008-06-06 Dodatek za zmes na osnovi cementa SI2000444T1 (sl)

Applications Claiming Priority (3)

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"
EP08356079A EP2000444B1 (fr) 2007-06-08 2008-06-06 Additif pour composition à base de ciment

Publications (1)

Publication Number Publication Date
SI2000444T1 true SI2000444T1 (sl) 2011-06-30

Family

ID=38654676

Family Applications (1)

Application Number Title Priority Date Filing Date
SI200830239T SI2000444T1 (sl) 2007-06-08 2008-06-06 Dodatek za zmes na osnovi cementa

Country Status (5)

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

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
DE10332530A1 (de) * 2003-07-17 2005-02-10 Kerr-Mcgee Pigments Gmbh Verfahren zur Reduktion des löslichen Chromatgehaltes in Zement sowie eine Zubereitung aus Zement und wasserlöslichen Metallsulfaten
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
FR2917083A1 (fr) 2008-12-12
DE602008005206D1 (de) 2011-04-14
ES2365280T3 (es) 2011-09-27
FR2917083B1 (fr) 2010-08-27
FR2917082A1 (fr) 2008-12-12
ATE500206T1 (de) 2011-03-15

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