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PT1068162E - Processo para remocao de impurezas de argilas de caulino - Google Patents

Processo para remocao de impurezas de argilas de caulino

Info

Publication number
PT1068162E
PT1068162E PT99909717T PT99909717T PT1068162E PT 1068162 E PT1068162 E PT 1068162E PT 99909717 T PT99909717 T PT 99909717T PT 99909717 T PT99909717 T PT 99909717T PT 1068162 E PT1068162 E PT 1068162E
Authority
PT
Portugal
Prior art keywords
caulin
clays
impurities
removal
caulin clays
Prior art date
Application number
PT99909717T
Other languages
English (en)
Inventor
Roderick Glyn Ryles
Alan S Rothenberg
D R Nagaraj
Original Assignee
Cytec Tech Corp
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 Cytec Tech Corp filed Critical Cytec Tech Corp
Publication of PT1068162E publication Critical patent/PT1068162E/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D3/00—Differential sedimentation
    • B03D3/06—Flocculation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B1/00—Conditioning for facilitating separation by altering physical properties of the matter to be treated
    • B03B1/04—Conditioning for facilitating separation by altering physical properties of the matter to be treated by additives
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/40—Compounds of aluminium
    • C09C1/42—Clays
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/60—Optical properties, e.g. expressed in CIELAB-values
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
PT99909717T 1998-03-27 1999-03-02 Processo para remocao de impurezas de argilas de caulino PT1068162E (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4976198A 1998-03-27 1998-03-27

Publications (1)

Publication Number Publication Date
PT1068162E true PT1068162E (pt) 2003-11-28

Family

ID=21961577

Family Applications (1)

Application Number Title Priority Date Filing Date
PT99909717T PT1068162E (pt) 1998-03-27 1999-03-02 Processo para remocao de impurezas de argilas de caulino

Country Status (7)

Country Link
US (2) US6390301B1 (pt)
EP (1) EP1068162B1 (pt)
AU (1) AU750165B2 (pt)
BR (1) BR9909117A (pt)
ES (1) ES2203083T3 (pt)
PT (1) PT1068162E (pt)
WO (1) WO1999050202A1 (pt)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU763786B2 (en) 1999-05-07 2003-07-31 Imerys Pigments, Inc. A method of treating an aqueous suspension of kaolin
AU2001233036A1 (en) * 2000-02-02 2001-08-14 The Dow Chemical Company Integrated process for producing an alkenyl-substituted aromatic compound
BR0001302A (pt) * 2000-03-14 2001-12-04 Camillo Machado Catalisador para craqueamento termo-catalìticode óleos vegetais, animais e minerais, plásticos,borrachas e resinas e desidratação de óleo demamona
US6378703B1 (en) * 2000-11-30 2002-04-30 Engelhard Corporation Flotation method for removing colored impurities from kaolin clay
GB0221632D0 (en) * 2002-09-17 2002-10-30 Imerys Minerals Ltd Grinding method
ES2241494B2 (es) * 2004-04-13 2006-07-01 Industrias Quimicas Del Ebro, S.A. Procedimiento de fabricacion de trioxosilicatos de disodio cristalizados con oclusiones en su estructura cristalina de aditivos del tipo polimeros organicos y/o polifosfatos y su aplicacion en defloculacion de arcillas.
US7393462B2 (en) * 2004-05-13 2008-07-01 Cytec Technology Corp. Process and reagent for separating finely divided titaniferrous impurities from Kaolin
WO2010080453A2 (en) * 2008-12-18 2010-07-15 Basf Corporation Methods for stabilizing hydrous kaolin
ES2892351T3 (es) * 2012-05-10 2022-02-03 Imerys Pigments Inc Composiciones de elementos de tierras raras obtenidas a partir de material particulado que comprende caolinita y métodos para obtener composiciones de elementos de tierras raras a partir de material particulado que comprende caolinita
US8967383B1 (en) * 2012-10-19 2015-03-03 KaMin, LLC Processes for producing high-brightness kaolin in high yields, and kaolin materials produced therefrom
FR3029528B1 (fr) * 2014-12-03 2018-05-11 Coatex Agents d'aide a la dispersion et/ou au broyage du kaolin en suspension aqueuse, suspensions aqueuses obtenues et leurs utilisations
US9914137B1 (en) * 2015-11-13 2018-03-13 Arr-Maz Products, L.P. Selective flocculation of impurities from silicates and clays
FR3082197B1 (fr) * 2018-06-08 2021-04-23 Coatex Sas Recyclage d'eau dans un derive minier
CN113600333A (zh) * 2021-08-04 2021-11-05 中南大学 微细粒金红石矿选择性絮团柱浮选精选工艺

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3138550A (en) 1960-11-28 1964-06-23 Union Carbide Corp Froth flotation process employing polymeric flocculants
GB1103585A (en) 1964-03-02 1968-02-14 English Clays Lovering Pochin Improvements in or relating to the processing of clay
US3371998A (en) 1965-05-06 1968-03-05 Dow Chemical Co Process for the removal of bromine, air and co2 from saline water
US3701417A (en) 1970-09-28 1972-10-31 Engelhard Min & Chem Purification of clay by selective flocculation
US3862027A (en) 1972-06-13 1975-01-21 Engelhard Min & Chem Purification of clay by selective flocculation
US3837482A (en) 1973-05-03 1974-09-24 Engelhard Min & Chem Process for purifying clay by selective flocculation
US4492628A (en) 1982-08-25 1985-01-08 Freeport Kaolin Company Method of treating clay to improve its whiteness
US4604369A (en) * 1984-08-27 1986-08-05 Thiele Kaolin Company Method of beneficiating kaolin clay utilizing ammonium salts
US4629556A (en) 1984-11-29 1986-12-16 Thiele Kaolin Company Purification of kaolin clay by froth flotation using hydroxamate collectors
US4871466A (en) 1987-10-15 1989-10-03 American Cyanamid Company Novel collectors and processes for making and using same
GB8726857D0 (en) 1987-11-17 1987-12-23 Fospur Ltd Froth floatation of mineral fines
US4931190A (en) 1988-12-27 1990-06-05 Envirotech Corporation Flocculating agent combinations for mineral slime filtration systems
US5180511A (en) 1989-09-14 1993-01-19 J.M. Huber Corporation Flotation aid and process for removal of impurities from silicate minerals
US5223463A (en) 1991-08-01 1993-06-29 Ecc International Inc. Process for producing a kaolin clay product
US5262064A (en) 1991-09-26 1993-11-16 Florida Institute Of Phosphate Research Dewatering method and agent
GB9201583D0 (en) 1992-01-24 1992-03-11 Allied Colloids Ltd Water soluble polymers
US5603411A (en) 1994-12-07 1997-02-18 Engelhard Corporation Method for separating mixture of finely divided minerals
US5535890A (en) * 1994-12-07 1996-07-16 Engelhard Corporation Method for separating mixture of finely divided minerals
US5522986A (en) 1995-03-03 1996-06-04 Thiele Kaolin Company Process for removing impurities from kaolin clays
US5584394A (en) 1995-03-15 1996-12-17 Engelhard Corporation Colored titaniferous coating pigment obtained as a flocculated by-product in a kaolin purification process
US5685899A (en) * 1995-07-28 1997-11-11 Thiele Kaolin Company Process for conditioning kaolin clays prior to removing impurities
US5951955A (en) 1995-11-07 1999-09-14 Cytec Technology Corp. Concentration of solids in the Bayer process
US5938833A (en) 1996-09-18 1999-08-17 Engelhard Corporation Chemical process for fractionating mineral particles based on particle size
US5922207A (en) 1997-05-16 1999-07-13 Engelhard Corporation Filter aid for clay processing
US6041939A (en) 1998-03-20 2000-03-28 Thiele Kaolin Company Beneficiation with selective flocculation using hydroxamates

Also Published As

Publication number Publication date
ES2203083T3 (es) 2004-04-01
WO1999050202A1 (en) 1999-10-07
EP1068162A1 (en) 2001-01-17
US6390301B1 (en) 2002-05-21
EP1068162B1 (en) 2003-07-23
BR9909117A (pt) 2000-12-19
AU2886099A (en) 1999-10-18
AU750165B2 (en) 2002-07-11
US20010022282A1 (en) 2001-09-20

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