PL1813583T3 - Sposób redukcji chromu(VI) w cementach z zastosowaniem dodatku - Google Patents

Sposób redukcji chromu(VI) w cementach z zastosowaniem dodatku

Info

Publication number
PL1813583T3
PL1813583T3 PL06380328T PL06380328T PL1813583T3 PL 1813583 T3 PL1813583 T3 PL 1813583T3 PL 06380328 T PL06380328 T PL 06380328T PL 06380328 T PL06380328 T PL 06380328T PL 1813583 T3 PL1813583 T3 PL 1813583T3
Authority
PL
Poland
Prior art keywords
cements
chromium
reduction
additive product
additive
Prior art date
Application number
PL06380328T
Other languages
English (en)
Inventor
Rodriguez Juan Carlos Egocheaga
Babaeb Shakveran Timurovich
Castro Rufino Cano
Original Assignee
Cementos Tudela Veguin S A
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 Cementos Tudela Veguin S A filed Critical Cementos Tudela Veguin S A
Publication of PL1813583T3 publication Critical patent/PL1813583T3/pl

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
    • C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
    • C04B24/04—Carboxylic acids; Salts, anhydrides or esters thereof
    • C04B24/06—Carboxylic acids; Salts, anhydrides or esters thereof containing hydroxy groups
    • 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
    • C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
    • C04B40/0028—Aspects relating to the mixing step of the mortar preparation
    • C04B40/0039—Premixtures of ingredients
    • 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
    • C04B2103/52—Grinding aids; Additives added during grinding
    • 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)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Anti-Oxidant Or Stabilizer Compositions (AREA)
PL06380328T 2006-01-27 2006-12-21 Sposób redukcji chromu(VI) w cementach z zastosowaniem dodatku PL1813583T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ES200600186A ES2284371B2 (es) 2006-01-27 2006-01-27 Un producto aditivo para la reduccion del cromo (vi) en los cementos.
EP06380328A EP1813583B1 (en) 2006-01-27 2006-12-21 A process for the reduction of chromium (VI) in cements using an additive product

Publications (1)

Publication Number Publication Date
PL1813583T3 true PL1813583T3 (pl) 2012-12-31

Family

ID=37866188

Family Applications (1)

Application Number Title Priority Date Filing Date
PL06380328T PL1813583T3 (pl) 2006-01-27 2006-12-21 Sposób redukcji chromu(VI) w cementach z zastosowaniem dodatku

Country Status (4)

Country Link
EP (1) EP1813583B1 (pl)
ES (2) ES2284371B2 (pl)
PL (1) PL1813583T3 (pl)
PT (1) PT1813583E (pl)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1923370A1 (en) * 2006-11-02 2008-05-21 Mapei S.p.A. Additives and methods for reducing hexavalent chromium in cement and cement based materials
WO2010057225A2 (en) * 2008-11-11 2010-05-20 Afrisam (South Africa) (Pty) Ltd ADDITIVES FOR Cr (VI) REDUCTION IN CEMENT, SLAGS, MORTARS, CONCRETE, WASTE WATER AND MINING INDUSTRY WASTE
CN107473617B (zh) * 2017-09-13 2019-12-31 唐山冀东水泥外加剂有限责任公司 一种含酒石酸的水泥助磨剂及其制备方法
CN112500013A (zh) * 2020-11-20 2021-03-16 华润水泥技术研发有限公司 一种纳米负载型水泥用六价铬还原剂的制备方法
CN112500014A (zh) * 2020-11-20 2021-03-16 华润水泥技术研发有限公司 一种耐高温型水泥用六价铬还原剂的制备方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7459020B2 (en) * 2001-10-23 2008-12-02 Denki Kagaku Kogyo Kabushiki Kaisha Cement admixture, cement composition, and cement concrete made therefrom
JP3810350B2 (ja) * 2002-07-19 2006-08-16 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
DE10335363B3 (de) * 2003-08-01 2005-04-07 Dr. Paul Lohmann Gmbh Kg Verwendung einer Lösung und Verfahren zur Herstellung eines Mittels zur Reduzierung von Chromanteilen in einer Zementverbindung sowie danach hergestelltes Mittel
AU2004297504B9 (en) * 2003-11-21 2010-06-03 W.R. Grace & Co.-Conn. Sulfate dispersion chromate reducer

Also Published As

Publication number Publication date
ES2284371A1 (es) 2007-11-01
EP1813583A1 (en) 2007-08-01
ES2284371B2 (es) 2009-07-02
EP1813583B1 (en) 2012-09-12
PT1813583E (pt) 2012-10-11
ES2391900T3 (es) 2012-11-30

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