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
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)
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)
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)
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. |
-
1975
- 1975-04-30 IT IT22878/75A patent/IT1037748B/it active
-
1976
- 1976-04-09 GB GB1464976A patent/GB1474164A/en not_active Expired
- 1976-04-21 US US05/679,125 patent/US4014977A/en not_active Expired - Lifetime
- 1976-04-22 CA CA250,803A patent/CA1066873A/fr not_active Expired
- 1976-04-23 DE DE19762617894 patent/DE2617894A1/de not_active Withdrawn
- 1976-04-28 FR FR7612594A patent/FR2309472A1/fr active Granted
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 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |