GB1445652A - Sulphuric acid process for preparing titanium dioxide - Google Patents
Sulphuric acid process for preparing titanium dioxideInfo
- Publication number
- GB1445652A GB1445652A GB2039874A GB2039874A GB1445652A GB 1445652 A GB1445652 A GB 1445652A GB 2039874 A GB2039874 A GB 2039874A GB 2039874 A GB2039874 A GB 2039874A GB 1445652 A GB1445652 A GB 1445652A
- Authority
- GB
- United Kingdom
- Prior art keywords
- titanium dioxide
- sulphuric acid
- reduction
- tio
- acid process
- 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.)
- Expired
Links
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 title abstract 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 title abstract 2
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 235000011149 sulphuric acid Nutrition 0.000 title abstract 2
- 239000001117 sulphuric acid Substances 0.000 title abstract 2
- 239000004408 titanium dioxide Substances 0.000 title abstract 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 4
- 229910010413 TiO 2 Inorganic materials 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 abstract 1
- XZMCDFZZKTWFGF-UHFFFAOYSA-N Cyanamide Chemical compound NC#N XZMCDFZZKTWFGF-UHFFFAOYSA-N 0.000 abstract 1
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 235000003891 ferrous sulphate Nutrition 0.000 abstract 1
- 239000011790 ferrous sulphate Substances 0.000 abstract 1
- ZMZDMBWJUHKJPS-UHFFFAOYSA-N hydrogen thiocyanate Natural products SC#N ZMZDMBWJUHKJPS-UHFFFAOYSA-N 0.000 abstract 1
- 230000007062 hydrolysis Effects 0.000 abstract 1
- 238000006460 hydrolysis reaction Methods 0.000 abstract 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract 1
- 238000002386 leaching Methods 0.000 abstract 1
- 230000003472 neutralizing effect Effects 0.000 abstract 1
- 239000000049 pigment Substances 0.000 abstract 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 abstract 1
- 229910021653 sulphate ion Inorganic materials 0.000 abstract 1
- -1 thiocyanate ions Chemical class 0.000 abstract 1
- 239000010936 titanium Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Removal Of Specific Substances (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US36422073A | 1973-05-25 | 1973-05-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1445652A true GB1445652A (en) | 1976-08-11 |
Family
ID=23433567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2039874A Expired GB1445652A (en) | 1973-05-25 | 1974-05-08 | Sulphuric acid process for preparing titanium dioxide |
Country Status (5)
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113926469A (zh) * | 2021-08-23 | 2022-01-14 | 浙江纳风净化技术有限公司 | 一种光触媒活性炭的制备方法 |
| CN115072812A (zh) * | 2021-03-16 | 2022-09-20 | 宝山钢铁股份有限公司 | 硅钢氧化镁废水资源化处理方法及处理系统 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE420487B (sv) * | 1980-03-05 | 1981-10-12 | Boliden Ab | Forfarande for rening av tungmetallinnehallande sur vattenlosning |
-
1974
- 1974-05-08 GB GB2039874A patent/GB1445652A/en not_active Expired
- 1974-05-21 FR FR7417730A patent/FR2230595B1/fr not_active Expired
- 1974-05-21 NL NL7406829A patent/NL7406829A/xx not_active Application Discontinuation
- 1974-05-22 JP JP5677674A patent/JPS5020567A/ja active Pending
- 1974-05-24 DE DE19742425202 patent/DE2425202A1/de not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115072812A (zh) * | 2021-03-16 | 2022-09-20 | 宝山钢铁股份有限公司 | 硅钢氧化镁废水资源化处理方法及处理系统 |
| CN115072812B (zh) * | 2021-03-16 | 2023-07-11 | 宝山钢铁股份有限公司 | 硅钢氧化镁废水资源化处理方法及处理系统 |
| CN113926469A (zh) * | 2021-08-23 | 2022-01-14 | 浙江纳风净化技术有限公司 | 一种光触媒活性炭的制备方法 |
| CN113926469B (zh) * | 2021-08-23 | 2024-04-19 | 浙江纳风净化技术有限公司 | 一种光触媒活性炭的制备方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| NL7406829A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-11-27 |
| JPS5020567A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-03-04 |
| AU6856674A (en) | 1975-11-06 |
| DE2425202A1 (de) | 1974-12-12 |
| FR2230595B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1977-09-30 |
| FR2230595A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-12-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |