DE29915326U1 - Chromate reducer for the reduction of chromates in hydraulically setting masses - Google Patents

Chromate reducer for the reduction of chromates in hydraulically setting masses

Info

Publication number
DE29915326U1
DE29915326U1 DE29915326U DE29915326U DE29915326U1 DE 29915326 U1 DE29915326 U1 DE 29915326U1 DE 29915326 U DE29915326 U DE 29915326U DE 29915326 U DE29915326 U DE 29915326U DE 29915326 U1 DE29915326 U1 DE 29915326U1
Authority
DE
Germany
Prior art keywords
chromates
reduction
hydraulically setting
chromate reducer
chromate
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 - Lifetime
Application number
DE29915326U
Other languages
German (de)
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.)
GRACE BAUPRODUKTE GMBH, DE
Original Assignee
ABC ANGERSDORFER BAUCHEMIE GMB
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 ABC ANGERSDORFER BAUCHEMIE GMB filed Critical ABC ANGERSDORFER BAUCHEMIE GMB
Priority to DE29915326U priority Critical patent/DE29915326U1/en
Publication of DE29915326U1 publication Critical patent/DE29915326U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (4)

1. Chromatreduzierer bestehend aus einem Gemisch von Eisen -II- und Zinn -II-ionen.1. Chromate reducer consisting of a mixture of iron -II- and tin -II-ions. 2. Chromatreduzierer nach Anspruch 1 dadurch gekennzeichnet, dass er mindestens 0,01 % Zinn -II-ionen und höchstens 99% Eisen -II-ionen enthält.2. Chromate reducer according to claim 1, characterized in that it is at least 0.01 % Tin -II-ions and at most 99% iron -II-ions. 3. Chromatreduzierer nach Anspruch 1 und 2 dadurch gekennzeichnet, dass die Eisen -II- und Zinn -II-ionen vorzugsweise als Sulfate vorliegen.3. chromate reducer according to claim 1 and 2, characterized in that the iron -II- and tin II ions are preferably present as sulfates. 4. Chormatreduzierer Anspruch 3 dadurch gekennzeichnet, dass er nach Standardrezeptur mit 7% Zinnsulfat und 93% Eisensulfat hergestellt wird.4. Chormatreducer claim 3, characterized in that it after Standard recipe is made with 7% tin sulfate and 93% iron sulfate.
DE29915326U 1999-09-01 1999-09-01 Chromate reducer for the reduction of chromates in hydraulically setting masses Expired - Lifetime DE29915326U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE29915326U DE29915326U1 (en) 1999-09-01 1999-09-01 Chromate reducer for the reduction of chromates in hydraulically setting masses

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29915326U DE29915326U1 (en) 1999-09-01 1999-09-01 Chromate reducer for the reduction of chromates in hydraulically setting masses

Publications (1)

Publication Number Publication Date
DE29915326U1 true DE29915326U1 (en) 2000-07-13

Family

ID=8078306

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29915326U Expired - Lifetime DE29915326U1 (en) 1999-09-01 1999-09-01 Chromate reducer for the reduction of chromates in hydraulically setting masses

Country Status (1)

Country Link
DE (1) DE29915326U1 (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005016843A2 (en) * 2003-08-08 2005-02-24 Chryso Colloidal hydroxide aqueous suspension of at least one transition element serving to reduce chrome in cement
WO2005056860A2 (en) * 2003-11-21 2005-06-23 W. R. Grace & Co.-Conn Sulfate dispersion chromate reducer
EP1710215A1 (en) * 2005-04-08 2006-10-11 Kerr-McGee Pigments International GmbH Process for manufacturing a hydraulic binder.
FR2884509A1 (en) * 2005-04-18 2006-10-20 Chryso Soc Par Actions Simplif ADJUVANT FOR REDUCING ION CHROME (VI) IN CHROME (III)
CN100441533C (en) * 2004-02-04 2008-12-10 格雷斯公司 Liquid additive for intergrinding cement
DE102010009444A1 (en) * 2010-02-23 2011-08-25 MIG Material Innovative Gesellschaft mbH, 33154 Composition, useful for reducing chromium(VI) ions in cement or cement-containing products, and for preparing storage stable cement or cement-containing products, comprises iron(II) ions and/or antimony(III) ions, and tin(II) ions
EP2363386A1 (en) * 2010-02-23 2011-09-07 Mig Material Innovative Gesellschaft MBH Reduction of CR(VI) ions in cement or products containing cement
US20190135689A1 (en) * 2005-03-24 2019-05-09 Jacques Bertrand Dry grout composition and capsule for anchoring reinforcing member, dowel or anchor elements

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7601328B2 (en) 2003-08-08 2009-10-13 Chryso Colloidal hydroxide aqueous suspension of at least one transition element serving to reduce chrome in cement
WO2005016843A2 (en) * 2003-08-08 2005-02-24 Chryso Colloidal hydroxide aqueous suspension of at least one transition element serving to reduce chrome in cement
WO2005016843A3 (en) * 2003-08-08 2005-07-07 Chryso Sas Colloidal hydroxide aqueous suspension of at least one transition element serving to reduce chrome in cement
JP4712719B2 (en) * 2003-11-21 2011-06-29 ダブリュー・アール・グレイス・アンド・カンパニー−コネチカット Sulfate-dispersed chromate reducing agent
WO2005056860A2 (en) * 2003-11-21 2005-06-23 W. R. Grace & Co.-Conn Sulfate dispersion chromate reducer
US7128782B2 (en) 2003-11-21 2006-10-31 W.R. Grace & Co.-Conn. Sulfate dispersion chromate reducer
JP2007522061A (en) * 2003-11-21 2007-08-09 ダブリュー・アール・グレイス・アンド・カンパニー−コネチカット Sulfate-dispersed chromate reducing agent
WO2005056860A3 (en) * 2003-11-21 2005-08-11 Grace W R & Co Sulfate dispersion chromate reducer
CN100441533C (en) * 2004-02-04 2008-12-10 格雷斯公司 Liquid additive for intergrinding cement
US20190135689A1 (en) * 2005-03-24 2019-05-09 Jacques Bertrand Dry grout composition and capsule for anchoring reinforcing member, dowel or anchor elements
WO2006105984A1 (en) * 2005-04-08 2006-10-12 Tronox Pigments Int. Gmbh Method for producing a hydraulic binder
EP1710215A1 (en) * 2005-04-08 2006-10-11 Kerr-McGee Pigments International GmbH Process for manufacturing a hydraulic binder.
WO2006111639A1 (en) * 2005-04-18 2006-10-26 Chryso Adjuvant for reducing chromium (vi) ions into chromium (iii)
AP2271A (en) * 2005-04-18 2011-08-10 Chryso Adjuvant for reducing chromium VI ions into chromium.
US8361221B2 (en) 2005-04-18 2013-01-29 Chryso Additive for reducing chromium (VI) to chromium (III) ions
FR2884509A1 (en) * 2005-04-18 2006-10-20 Chryso Soc Par Actions Simplif ADJUVANT FOR REDUCING ION CHROME (VI) IN CHROME (III)
DE102010009444A1 (en) * 2010-02-23 2011-08-25 MIG Material Innovative Gesellschaft mbH, 33154 Composition, useful for reducing chromium(VI) ions in cement or cement-containing products, and for preparing storage stable cement or cement-containing products, comprises iron(II) ions and/or antimony(III) ions, and tin(II) ions
EP2363386A1 (en) * 2010-02-23 2011-09-07 Mig Material Innovative Gesellschaft MBH Reduction of CR(VI) ions in cement or products containing cement

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 20000817

R081 Change of applicant/patentee

Owner name: GRACE BAUPRODUKTE GMBH, DE

Free format text: FORMER OWNER: ABC- ANGERSDORFER BAUCHEMIE GMBH, 06179 ANGERSDORF, DE

Effective date: 20011112

R150 Term of protection extended to 6 years

Effective date: 20021024

R081 Change of applicant/patentee

Owner name: GRACE BAUPRODUKTE GMBH, DE

Free format text: FORMER OWNER: TRICOSAL BETON-CHEMIE GMBH & CO. KG, 32676 LUEGDE, DE

Effective date: 20040325

R151 Term of protection extended to 8 years

Effective date: 20050909

R152 Term of protection extended to 10 years

Effective date: 20071010

R071 Expiry of right