FR2309472B1 - - Google Patents

Info

Publication number
FR2309472B1
FR2309472B1 FR7612594A FR7612594A FR2309472B1 FR 2309472 B1 FR2309472 B1 FR 2309472B1 FR 7612594 A FR7612594 A FR 7612594A FR 7612594 A FR7612594 A FR 7612594A FR 2309472 B1 FR2309472 B1 FR 2309472B1
Authority
FR
France
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
Application number
FR7612594A
Other versions
FR2309472A1 (fr
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.)
Societa Italiana Resine SpA SIR
Original Assignee
Societa Italiana Resine SpA SIR
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 Societa Italiana Resine SpA SIR filed Critical Societa Italiana Resine SpA SIR
Publication of FR2309472A1 publication Critical patent/FR2309472A1/fr
Application granted granted Critical
Publication of FR2309472B1 publication Critical patent/FR2309472B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G23/00—Compounds of titanium
    • C01G23/04—Oxides; Hydroxides
    • C01G23/047—Titanium dioxide
    • C01G23/053—Producing by wet processes, e.g. hydrolysing titanium salts
    • C01G23/0532—Producing by wet processes, e.g. hydrolysing titanium salts by hydrolysing sulfate-containing salts
    • C01G23/0534—Producing by wet processes, e.g. hydrolysing titanium salts by hydrolysing sulfate-containing salts in the presence of seeds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/50—Agglomerated particles
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/51—Particles with a specific particle size distribution
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Cosmetics (AREA)
FR7612594A 1975-04-30 1976-04-28 Procede d'hydrolyse de solutions de sulfate de titane Granted FR2309472A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT22878/75A IT1037748B (it) 1975-04-30 1975-04-30 Procedimento per la produzione di biossido di titanio

Publications (2)

Publication Number Publication Date
FR2309472A1 FR2309472A1 (fr) 1976-11-26
FR2309472B1 true FR2309472B1 (fr) 1978-05-19

Family

ID=11201462

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7612594A Granted FR2309472A1 (fr) 1975-04-30 1976-04-28 Procede d'hydrolyse de solutions de sulfate de titane

Country Status (6)

Country Link
US (1) US4014977A (fr)
CA (1) CA1066873A (fr)
DE (1) DE2617894A1 (fr)
FR (1) FR2309472A1 (fr)
GB (1) GB1474164A (fr)
IT (1) IT1037748B (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1068261B (it) * 1976-10-05 1985-03-21 Sarda Off Mecc Spa Procedimento per la preparazione di titanio biossido
US4089675A (en) * 1976-10-05 1978-05-16 American Cyanamid Company Combination beneficiation ilmenite digestion liquor reduction process
JPS5472798A (en) * 1977-11-17 1979-06-11 Yuuteko Spa Hydrolysis of titanyl sulfate solution
US4781911A (en) * 1987-04-10 1988-11-01 Kemira, Inc. TiO2 for ceramic frits and glazes
DE4305946C1 (de) * 1993-02-26 1994-10-27 Bayer Ag Verfahren zur Herstellung von Titandioxid
CN103183377B (zh) * 2013-03-04 2015-02-04 广西金茂钛业有限公司 硫酸法钛白粉工艺中低浓度自生晶种水解方法
CN106430302B (zh) * 2016-09-05 2017-11-24 衡阳师范学院 一种锐钛型钛白粉外加水解晶种的制备方法
CN109205663B (zh) * 2018-10-19 2020-09-29 攀枝花学院 钛白生产中水解自生晶种及其制备方法
CN109385118B (zh) * 2018-12-29 2021-08-03 江苏特丰新材料科技有限公司 一种蓝底相金红石型钛白粉的制造方法
CN115417447B (zh) * 2022-09-23 2024-01-16 攀枝花学院 一种改善水解过程中偏钛酸粒径分布的方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1851487A (en) * 1928-02-02 1932-03-29 Krebs Pigment And Color Corp Preparation of titanium hydroxide
US2062134A (en) * 1932-02-20 1936-11-24 Du Pont Rutile pigments
US2319824A (en) * 1939-07-18 1943-05-25 Du Pont Titanium oxide production
US2331496A (en) * 1939-07-18 1943-10-12 E I Du Pont De Ncmours & Compa Titanium oxide production
US2344265A (en) * 1940-12-24 1944-03-14 Nat Lead Co Method of hydrolysis
GB1135788A (en) * 1966-11-05 1968-12-04 British Titan Products Improved tio precipitation process
ES373807A1 (es) * 1969-11-22 1972-02-16 Dow Unquinesa S A Procedimiento automatico para el control de la hidrolisis de una solucion de titanio en acido sulfunico.

Also Published As

Publication number Publication date
GB1474164A (en) 1977-05-18
US4014977A (en) 1977-03-29
DE2617894A1 (de) 1976-11-04
CA1066873A (fr) 1979-11-27
IT1037748B (it) 1979-11-20
AU1339376A (en) 1976-12-23
FR2309472A1 (fr) 1976-11-26

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Legal Events

Date Code Title Description
ST Notification of lapse