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DK93690D0 - Cementkomposition - Google Patents

Cementkomposition

Info

Publication number
DK93690D0
DK93690D0 DK093690A DK93690A DK93690D0 DK 93690 D0 DK93690 D0 DK 93690D0 DK 093690 A DK093690 A DK 093690A DK 93690 A DK93690 A DK 93690A DK 93690 D0 DK93690 D0 DK 93690D0
Authority
DK
Denmark
Prior art keywords
pct
water
cement
chromate
sec
Prior art date
Application number
DK093690A
Other languages
English (en)
Inventor
Soeren Bang Larsen
Original Assignee
Aalborg Portland Cement
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 Aalborg Portland Cement filed Critical Aalborg Portland Cement
Priority to DK093690A priority Critical patent/DK93690D0/da
Publication of DK93690D0 publication Critical patent/DK93690D0/da
Priority to US07/938,046 priority patent/US5362321A/en
Priority to AT91907474T priority patent/ATE139987T1/de
Priority to DK91907474.0T priority patent/DK0524999T3/da
Priority to EP91907474A priority patent/EP0524999B1/en
Priority to AU76710/91A priority patent/AU647118B2/en
Priority to CA002080379A priority patent/CA2080379A1/en
Priority to DE69120672T priority patent/DE69120672T2/de
Priority to PCT/DK1991/000098 priority patent/WO1991015435A1/en
Priority to IE122291A priority patent/IE76464B1/en
Priority to IS3689A priority patent/IS1722B/is
Priority to FI924585A priority patent/FI103504B/fi
Priority to NO923937A priority patent/NO309977B1/no

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 or shrinkage compensating agents
    • C04B22/08—Acids or salts thereof
    • C04B22/14—Acids or salts thereof containing sulfur in the anion, e.g. sulfides
    • 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 or 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
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/38—Concrete; Lime; Mortar; Gypsum; Bricks; Ceramics; Glass
    • G01N33/383—Concrete or cement
    • 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
    • C04B2103/0004—Compounds chosen for the nature of their cations
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Food Science & Technology (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processing Of Solid Wastes (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
  • Mechanical Coupling Of Light Guides (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
DK093690A 1990-04-11 1990-04-11 Cementkomposition DK93690D0 (da)

Priority Applications (13)

Application Number Priority Date Filing Date Title
DK093690A DK93690D0 (da) 1990-04-11 1990-04-11 Cementkomposition
PCT/DK1991/000098 WO1991015435A1 (en) 1990-04-11 1991-04-10 A cement composition and methods for producing same
EP91907474A EP0524999B1 (en) 1990-04-11 1991-04-10 A cement composition and methods for producing same
AT91907474T ATE139987T1 (de) 1990-04-11 1991-04-10 Zementzusammensetzung und verfahren zur herstellung derselben
DK91907474.0T DK0524999T3 (da) 1990-04-11 1991-04-10 Cementkomposition og fremgangsmåde deraf
US07/938,046 US5362321A (en) 1990-04-11 1991-04-10 Cement composition and methods for producing same
AU76710/91A AU647118B2 (en) 1990-04-11 1991-04-10 A cement composition having reduced water-soluble chromate content and methods for producing same
CA002080379A CA2080379A1 (en) 1990-04-11 1991-04-10 Cement composition and methods for producing same
DE69120672T DE69120672T2 (de) 1990-04-11 1991-04-10 Zementzusammensetzung und verfahren zur herstellung derselben
IE122291A IE76464B1 (en) 1990-04-11 1991-04-11 A cement composition and methods for producing same
IS3689A IS1722B (is) 1990-04-11 1991-04-11 Hlutleysing krómats í sementi með mangan
FI924585A FI103504B (fi) 1990-04-11 1992-10-09 Kuivassa muodossa oleva sementtikoostumus ja menetelmä vesiliukoisen k romaatin määrän alentamiseksi kuivassa sementtikoostumuksessa
NO923937A NO309977B1 (no) 1990-04-11 1992-10-09 Sementblanding i tørr form, samt fremgangsmÕte for reduksjon av mengden av vannløselig kromat i en tørr sementblanding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK093690A DK93690D0 (da) 1990-04-11 1990-04-11 Cementkomposition

Publications (1)

Publication Number Publication Date
DK93690D0 true DK93690D0 (da) 1990-04-11

Family

ID=8099192

Family Applications (2)

Application Number Title Priority Date Filing Date
DK093690A DK93690D0 (da) 1990-04-11 1990-04-11 Cementkomposition
DK91907474.0T DK0524999T3 (da) 1990-04-11 1991-04-10 Cementkomposition og fremgangsmåde deraf

Family Applications After (1)

Application Number Title Priority Date Filing Date
DK91907474.0T DK0524999T3 (da) 1990-04-11 1991-04-10 Cementkomposition og fremgangsmåde deraf

Country Status (12)

Country Link
US (1) US5362321A (da)
EP (1) EP0524999B1 (da)
AT (1) ATE139987T1 (da)
AU (1) AU647118B2 (da)
CA (1) CA2080379A1 (da)
DE (1) DE69120672T2 (da)
DK (2) DK93690D0 (da)
FI (1) FI103504B (da)
IE (1) IE76464B1 (da)
IS (1) IS1722B (da)
NO (1) NO309977B1 (da)
WO (1) WO1991015435A1 (da)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4321077A1 (de) 1993-06-24 1995-01-05 Dyckerhoff Ag Verfahren zur Depression der Allergien verursachenden Wirkung von wasserlöslichem Cr·V··I· in Zementen und/oder zementhaltigen Zubereitungen
US5792384A (en) * 1997-01-31 1998-08-11 Warren; James R. Concrete masons' hand rinse
EP0960865A1 (de) * 1998-05-25 1999-12-01 Chemische Werke Zell-Wildshausen GMBH Mittel zur Reduzierung von Chrom (VI)-Ionen in einer hydraulisch abbindenden Masse
DE19832127A1 (de) * 1998-07-17 2000-05-04 Ardex Gmbh Shigait bildende Bindemittelmischung
JP4557483B2 (ja) * 2000-01-31 2010-10-06 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 水和性セメント質組成物の検定方法
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
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
FR2858612B1 (fr) * 2003-08-08 2006-02-24 Chryso Sas Suspension aqueuse colloidale d'hydroxyde d'etain destinee a la reduction de chrome dans le ciment
JP4712719B2 (ja) * 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 硫酸塩分散クロム酸塩還元剤
KR101168878B1 (ko) * 2004-02-04 2012-07-30 더블유.알. 그레이스 앤드 캄파니-콘. 시멘트 분쇄용 액체 첨가제
ATE354553T1 (de) * 2004-03-23 2007-03-15 Gruppo Chimico Dalton S P A Verfahren zur herstellung von chromatreduziertem zement
DE602004029690D1 (de) * 2004-11-25 2010-12-02 Mapei Spa Zusatzmittel zur Herstellung von chromatfreiem Zement
GB2426514A (en) * 2005-05-24 2006-11-29 William Blythe Ltd Chromium VI reduced cements
US20070034118A1 (en) * 2005-08-12 2007-02-15 Jardine Leslie A Dosage efficient, storage stable compositions for reducing chromium (VI) in cement
DE102005044941A1 (de) * 2005-09-20 2007-03-22 Eric Blauenstein Verfahren und Mittel zur reduktiven Chromatentgiftung von Zementzubereitungen
US7435518B2 (en) * 2005-10-03 2008-10-14 Xerox Corporation Method of treating an electrophotographic-imaging member with a rare earth material
US7296626B2 (en) * 2005-11-08 2007-11-20 Halliburton Energy Services, Inc. Liquid additive for reducing water-soluble chromate
ITMI20120764A1 (it) 2012-05-07 2013-11-08 Mapei Spa Additivo per cemento portland costituito da un riducente incapsulato in una matrice polimerica
CN113087428B (zh) * 2021-03-26 2022-06-07 唐山冀东水泥外加剂有限责任公司 一种降铬剂及其制备方法和水泥

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE224840C (da) * 1909-05-11 1910-07-29
US1865021A (en) * 1929-11-08 1932-06-28 Yosemite Portland Cement Corp Cement and process of making
IS1443B6 (is) * 1980-12-17 1990-12-14 Aalborg Portland A/S thurr sementsblanda
US4584691A (en) * 1983-08-15 1986-04-22 Herr Ernest A Timed pulse communication system

Also Published As

Publication number Publication date
DE69120672D1 (de) 1996-08-08
ATE139987T1 (de) 1996-07-15
IS3689A7 (is) 1991-10-12
IS1722B (is) 1999-07-26
DE69120672T2 (de) 1997-03-06
WO1991015435A1 (en) 1991-10-17
FI924585A0 (fi) 1992-10-09
NO923937L (no) 1992-10-09
AU7671091A (en) 1991-10-30
IE911222A1 (en) 1991-10-23
EP0524999B1 (en) 1996-07-03
AU647118B2 (en) 1994-03-17
CA2080379A1 (en) 1991-10-12
DK0524999T3 (da) 1996-10-28
EP0524999A1 (en) 1993-02-03
NO923937D0 (no) 1992-10-09
FI924585L (fi) 1992-10-09
FI103504B1 (fi) 1999-07-15
NO309977B1 (no) 2001-04-30
FI103504B (fi) 1999-07-15
IE76464B1 (en) 1997-10-22
US5362321A (en) 1994-11-08

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Legal Events

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AHS Application shelved for other reasons than non-payment