JPS5580720A - Manufacture of calcium sulfate anhydrite and calcium sulfate anhydrite thereby - Google Patents

Manufacture of calcium sulfate anhydrite and calcium sulfate anhydrite thereby

Info

Publication number
JPS5580720A
JPS5580720A JP15905079A JP15905079A JPS5580720A JP S5580720 A JPS5580720 A JP S5580720A JP 15905079 A JP15905079 A JP 15905079A JP 15905079 A JP15905079 A JP 15905079A JP S5580720 A JPS5580720 A JP S5580720A
Authority
JP
Japan
Prior art keywords
calcium sulphate
calcium sulfate
sulfate anhydrite
anhydrite
preparation
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.)
Pending
Application number
JP15905079A
Other languages
English (en)
Japanese (ja)
Inventor
Antoniasu Maria Uete Koonerisu
Anna Yansen Youhanesu
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.)
Stamicarbon BV
Original Assignee
Stamicarbon BV
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 Stamicarbon BV filed Critical Stamicarbon BV
Publication of JPS5580720A publication Critical patent/JPS5580720A/ja
Pending 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
    • C04B11/00—Calcium sulfate cements
    • C04B11/05—Calcium sulfate cements obtaining anhydrite, e.g. Keene's cement
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/46—Sulfates
    • C01F11/466—Conversion of one form of calcium sulfate to another
    • 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
    • C09C1/02—Compounds of alkaline earth metals or magnesium
    • C09C1/025—Calcium sulfates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Paper (AREA)
JP15905079A 1978-12-13 1979-12-07 Manufacture of calcium sulfate anhydrite and calcium sulfate anhydrite thereby Pending JPS5580720A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7812109A NL7812109A (nl) 1978-12-13 1978-12-13 Werkwijze voor het bereiden van calciumsulfaat- anhydriet en calciumsulfaatanhydriet verkregen volgens deze werkwijze.

Publications (1)

Publication Number Publication Date
JPS5580720A true JPS5580720A (en) 1980-06-18

Family

ID=19832061

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15905079A Pending JPS5580720A (en) 1978-12-13 1979-12-07 Manufacture of calcium sulfate anhydrite and calcium sulfate anhydrite thereby

Country Status (11)

Country Link
US (1) US4387083A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0012487B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5580720A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AT (1) ATE957T1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DD (1) DD147938A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2962749D1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES486803A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IE (1) IE49233B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IN (1) IN154049B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL7812109A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SU (1) SU952100A3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63260816A (ja) * 1987-01-21 1988-10-27 イー　シー　シー　インターナショナル　リミテッド 微粒硫酸カルシウムの製造方法

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0044005B1 (de) * 1980-07-14 1984-09-26 HIS Handels- und Industriebedarf GmbH Herstellung von Gipshalbhydrat mit Wärmemüll, wässriger H2SO4 und schwefelsauren Salzen
NL8004058A (nl) * 1980-07-15 1982-02-16 Stamicarbon Werkwijze voor het bereiden van fosforzuur en calciumsulfaatanhydriet, alsmede fosforzuur en calciumsulfaatanhydriet verkregen volgens deze werkwijze.
US4452770A (en) * 1981-12-14 1984-06-05 United States Gypsum Company Phosphoanhydrite process
SE440069B (sv) * 1982-12-22 1985-07-15 Boliden Ab Forfarande for omkristallisation av gips
SE8302591L (sv) * 1983-05-06 1984-11-07 Boliden Ab Forfarande for framstellning av fibergips (ii)
SE8302592L (sv) * 1983-05-06 1984-11-07 Boliden Ab Forfarande for framstellning av fibergips (iii)
DE3605393C1 (en) * 1986-02-20 1987-09-03 Knauf Westdeutsche Gips Process for the preparation of anhydrous calcium sulphate (anhydrite)
US5169444A (en) * 1986-02-20 1992-12-08 Gebruder Knauf Westdeutsche Gipswerke Kg Process for preparing calcium sulfate anhydrite
DE3762605D1 (de) * 1986-02-20 1990-06-13 Knauf Westdeutsche Gips Verfahren zur herstellung von calciumsulfat-anhydrit und abbindefaehigen calciumsulfaten.
DE3714035A1 (de) * 1986-07-25 1988-11-24 Knauf Westdeutsche Gips Verfahren zur herstellung von abbindefaehigen calciumsulfaten und ihre verwendung
FR2658075B1 (fr) * 1990-02-14 1992-05-07 Oreal Composition cosmetique filtrante photostable contenant un filtre uv-a et un beta,beta-diphenylacrylate ou alpha-cyano-beta,beta-diphenylacrylate d'alkyle.
US5964940A (en) * 1998-04-20 1999-10-12 Wilson; Harold W. Process for increasing the water solubility of gypsum
US7556791B2 (en) * 2006-12-20 2009-07-07 United States Gypsum Company Gypsum anhydrite fillers and process for making same
CN102634843B (zh) * 2012-04-27 2015-04-22 昆明理工大学 一种磷石膏制取微米级硫酸钙颗粒和晶须的方法
DE102020100241A1 (de) * 2020-01-08 2021-07-08 Thyssenkrupp Ag Verfahren zur Herstellung von Phosphorsäure und Klinkerprozess-geeigneter Kalziumsulfatqualität zur kommerziellen und industriellen Verwertung von Kalziumsulfat
CN113603128B (zh) * 2021-09-08 2024-11-22 西南科技大学 工业副产石膏制备多种硫酸钙粉体的方法以及硫酸钙粉体
CN113772709B (zh) * 2021-09-30 2023-05-30 贵州大学 一种利用磷石膏制备无水微米硫酸钙的方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2021910A (en) * 1935-11-26 Preparation of calcium sulphate
US2006342A (en) * 1934-05-18 1935-07-02 Krebs Pigment & Color Corp Process of making anhydrite
US2151339A (en) * 1935-04-20 1939-03-21 Du Pont Process of making calcium sulphate
US2197953A (en) * 1937-12-02 1940-04-23 Du Pont Process for making anhydrite
GB561205A (en) * 1942-07-13 1944-05-10 Francis Robert Himsworth Improvements in or relating to the production of gypsum from anhydrite
GB848617A (en) * 1957-12-26 1960-09-21 Nat Lead Co Improvements in or relating to the preparation of anhydrite
US2956859A (en) * 1957-12-26 1960-10-18 Nat Lead Co Preparation of anhydrite
US2999007A (en) * 1958-07-29 1961-09-05 American Cyanamid Co Process of preparing anhydrite of improved whiteness from off-white gypsum
GB1101771A (en) * 1963-08-14 1968-01-31 Bpb Industries Ltd Improvements relating to the production of gypsum plaster
IL23004A (en) * 1964-02-27 1969-03-27 Fosindus Co Process for the purification of residual gypsum produced in the manufacture of phosphoric acid by the reaction of sulphuric acid with natural phosphates
GB1081895A (en) * 1965-11-09 1967-09-06 Occidental Res & Eng Improvements relating to the production of phosphoric acids
US4146568A (en) * 1977-08-01 1979-03-27 Olin Corporation Process for reducing radioactive contamination in waste product gypsum

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63260816A (ja) * 1987-01-21 1988-10-27 イー　シー　シー　インターナショナル　リミテッド 微粒硫酸カルシウムの製造方法

Also Published As

Publication number Publication date
US4387083A (en) 1983-06-07
ATE957T1 (de) 1982-05-15
EP0012487A1 (en) 1980-06-25
DE2962749D1 (en) 1982-06-24
IE792402L (en) 1980-06-13
ES486803A1 (es) 1980-06-16
IN154049B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1984-09-15
NL7812109A (nl) 1980-06-17
DD147938A5 (de) 1981-04-29
IE49233B1 (en) 1985-09-04
SU952100A3 (ru) 1982-08-15
EP0012487B1 (en) 1982-05-05

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