RO84921B1 - Procedeu de obtinere a fosfatului de zinc - Google Patents
Procedeu de obtinere a fosfatului de zincInfo
- Publication number
- RO84921B1 RO84921B1 RO107401A RO10740182A RO84921B1 RO 84921 B1 RO84921 B1 RO 84921B1 RO 107401 A RO107401 A RO 107401A RO 10740182 A RO10740182 A RO 10740182A RO 84921 B1 RO84921 B1 RO 84921B1
- Authority
- RO
- Romania
- Prior art keywords
- mill
- zinc phosphate
- water
- pigment
- obtaining zinc
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- LRXTYHSAJDENHV-UHFFFAOYSA-H zinc phosphate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O LRXTYHSAJDENHV-UHFFFAOYSA-H 0.000 title abstract 2
- 229910000165 zinc phosphate Inorganic materials 0.000 title abstract 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 abstract 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 3
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 abstract 2
- 235000011007 phosphoric acid Nutrition 0.000 abstract 2
- 239000000049 pigment Substances 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 abstract 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 abstract 1
- 239000007900 aqueous suspension Substances 0.000 abstract 1
- 229910052801 chlorine Inorganic materials 0.000 abstract 1
- 239000000460 chlorine Substances 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 239000011049 pearl Substances 0.000 abstract 1
- 230000019612 pigmentation Effects 0.000 abstract 1
- 239000002002 slurry Substances 0.000 abstract 1
- 229910021653 sulphate ion Inorganic materials 0.000 abstract 1
- 239000000725 suspension Substances 0.000 abstract 1
- 238000005406 washing Methods 0.000 abstract 1
- 239000011787 zinc oxide Substances 0.000 abstract 1
Landscapes
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
- Paints Or Removers (AREA)
Abstract
Procedeu de obtinere a fosfatului de zinc cu granulatie fina, utilizabil la pigmentarea grundurilor anticorosive, caracterizat prin aceea ca, o suspensi apoasa de oxid de zinc de 20...30% solubilizat partial cu acid acetic 1...3% si acid fosforic diluat, de concentratie 25...28% H3PO4, avînd un continut în sulfati si cloruri de maximum 0,1% se introduc concomitent într-o moara cu perle, cu durate de trecere prin moara de 12...18 minute, în flux continuu, reglîndu-se pH-ul suspensiei de pigmentrezultata din moara, de la 2,5...3,0, la 6,0...8,0, cu adaos de solutie NaOH de 10% si în final, suspensia de pigment, astfel neutralizata, este supusa unor operatii succesive de spalare cu apa, în raport de 1:50, pigment:apa, filtrare si uscare la 60...70 degree C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO107401A RO84921B1 (ro) | 1982-04-30 | 1982-04-30 | Procedeu de obtinere a fosfatului de zinc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO107401A RO84921B1 (ro) | 1982-04-30 | 1982-04-30 | Procedeu de obtinere a fosfatului de zinc |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO84921A2 RO84921A2 (ro) | 1984-08-17 |
| RO84921B1 true RO84921B1 (ro) | 1984-09-30 |
Family
ID=20111457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO107401A RO84921B1 (ro) | 1982-04-30 | 1982-04-30 | Procedeu de obtinere a fosfatului de zinc |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO84921B1 (ro) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114044501B (zh) * | 2021-12-15 | 2023-11-21 | 广西产研院新型功能材料研究所有限公司 | 一种高活性磷酸锌及其制备方法 |
-
1982
- 1982-04-30 RO RO107401A patent/RO84921B1/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO84921A2 (ro) | 1984-08-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5223463A (en) | Process for producing a kaolin clay product | |
| GB1174460A (en) | Talc Treatment and Talc Containing Pigments. | |
| RO84921B1 (ro) | Procedeu de obtinere a fosfatului de zinc | |
| WO2001028929B1 (en) | Method for production of iron oxide pigments | |
| GB387181A (en) | Improvements in the production of zinc sulphide | |
| DE1958977A1 (de) | Verfahren zur Herstellung von Eisenoxid-Pigmenten | |
| US5376605A (en) | Process for beneficiating Minnesota kaolin | |
| GB829088A (en) | Separation of uranium peroxide from mixtures | |
| GB939104A (en) | Improvements in or relating to the manufacture of phosphors | |
| IL25249A (en) | Process for the preparation of hydrated iron oxides | |
| SU1370124A1 (ru) | Способ синтеза коричневого железоокисного пигмента | |
| SU1397527A1 (ru) | Способ извлечени марганца из цинксодержащих растворов | |
| SU975576A1 (ru) | Способ поверхностной обработки пигментной двуокиси титана рутильной модификации | |
| DE1803637C3 (de) | Verfahren zur Herstellung von Eisenoxid-Pigmenten | |
| SU829644A1 (ru) | Способ получени железоокисных пигментов | |
| US2237755A (en) | Manufacture of zinc sulphide pigment | |
| GB1490936A (en) | Production of pure alkali metal phosphate solutions from wet-processed phosphoric acid | |
| AT225317B (de) | Verfahren zur Verbesserung der Pigmenteigenschaften von handelsüblichen Zinksulfidpigmenten | |
| RU1836399C (ru) | Способ получени желтого железооксидного пигмента | |
| DE2557550B2 (de) | Verfahren zur Herstellung von aus einer Ammoniumsulfatlosung bzw. aus festem Ammoniumsulfat und Eisen III hydroxid bestehenden Dunge- und Bodenverbesserungsmitteln | |
| SU1047941A1 (ru) | Способ получени изумрудного хромового пигмента | |
| DE881562C (de) | Braune Eisenoxydpigmente | |
| CN86103643B (zh) | 以炼钢炉烟道灰为原料生产氧化铁黑的方法 | |
| SU633882A1 (ru) | Способ получени красного железоокисного пигмента | |
| US2517594A (en) | Process for preparing cadmium sulfide and cadmium sulfoselenide pigments |