BRPI0416622A - redutor de cromato em dispersão de sulfato - Google Patents

redutor de cromato em dispersão de sulfato

Info

Publication number
BRPI0416622A
BRPI0416622A BRPI0416622-1A BRPI0416622A BRPI0416622A BR PI0416622 A BRPI0416622 A BR PI0416622A BR PI0416622 A BRPI0416622 A BR PI0416622A BR PI0416622 A BRPI0416622 A BR PI0416622A
Authority
BR
Brazil
Prior art keywords
sulfate
particles
chromate reducer
chromium
sulfate dispersion
Prior art date
Application number
BRPI0416622-1A
Other languages
English (en)
Inventor
Leslie A Jardine
Charles R Cornman
David T Geary
Vijay Gupta
Byong-Wa Chun
Original Assignee
Grace W R & Co
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 Grace W R & Co filed Critical Grace W R & Co
Publication of BRPI0416622A publication Critical patent/BRPI0416622A/pt

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
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/547—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on sulfides or selenides or tellurides
    • 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
    • C04B22/00—Use of inorganic materials as active ingredients for mortars, concrete or artificial stone, e.g. accelerators, shrinkage compensating agents
    • 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
    • C04B22/12—Acids or salts thereof containing halogen in the anion
    • 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
    • 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
    • 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
    • C04B2103/44—Thickening, gelling or viscosity increasing agents
    • 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)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Colloid Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Anti-Oxidant Or Stabilizer Compositions (AREA)

Abstract

"REDUTOR DE CROMATO EM DISPERSãO DE SULFATO". Composição redutora de cromo VI compreendendo partículas de material sólido selecionado do grupo que consiste de sulfato de prata (II) e sulfato de estanho, com as particulas sendo substancialmente e uniformemente dispersas em um carreador líquido. Os métodos para modificar os materiais aglutinantes hidratáveis utilizando a composição redutora de cromo são também descritos e são fornecidas vantagens sobre as composições de sulfato na forma de pó seco ou nas formas dissolvidas quando utilizadas na fabricação de cimento.
BRPI0416622-1A 2003-11-21 2004-07-13 redutor de cromato em dispersão de sulfato BRPI0416622A (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US52412503P 2003-11-21 2003-11-21
US54184204P 2004-02-04 2004-02-04
PCT/US2004/022430 WO2005056860A2 (en) 2003-11-21 2004-07-13 Sulfate dispersion chromate reducer

Publications (1)

Publication Number Publication Date
BRPI0416622A true BRPI0416622A (pt) 2007-01-16

Family

ID=34437377

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0416622-1A BRPI0416622A (pt) 2003-11-21 2004-07-13 redutor de cromato em dispersão de sulfato

Country Status (10)

Country Link
US (1) US7128782B2 (pt)
EP (2) EP1533287B1 (pt)
JP (1) JP4712719B2 (pt)
KR (1) KR101135941B1 (pt)
AU (1) AU2004297504B9 (pt)
BR (1) BRPI0416622A (pt)
CA (1) CA2546266A1 (pt)
HK (1) HK1097510A1 (pt)
RU (1) RU2351559C2 (pt)
WO (1) WO2005056860A2 (pt)

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Also Published As

Publication number Publication date
WO2005056860A3 (en) 2005-08-11
EP1533287B1 (en) 2015-05-20
JP2007522061A (ja) 2007-08-09
EP1533287A1 (en) 2005-05-25
US7128782B2 (en) 2006-10-31
KR101135941B1 (ko) 2012-04-24
AU2004297504B9 (en) 2010-06-03
KR20070000400A (ko) 2007-01-02
AU2004297504B2 (en) 2010-05-06
JP4712719B2 (ja) 2011-06-29
RU2351559C2 (ru) 2009-04-10
EP2143698A1 (en) 2010-01-13
RU2006121974A (ru) 2007-12-27
CA2546266A1 (en) 2005-06-23
HK1097510A1 (en) 2007-06-29
WO2005056860A2 (en) 2005-06-23
US20050109243A1 (en) 2005-05-26
AU2004297504A1 (en) 2005-06-23

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