CN106853994A - Titanium dioxide combines salt accelerator - Google Patents
Titanium dioxide combines salt accelerator Download PDFInfo
- Publication number
- CN106853994A CN106853994A CN201510904208.0A CN201510904208A CN106853994A CN 106853994 A CN106853994 A CN 106853994A CN 201510904208 A CN201510904208 A CN 201510904208A CN 106853994 A CN106853994 A CN 106853994A
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- Prior art keywords
- titanium dioxide
- parts
- salt accelerator
- present
- phosphoric acid
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- 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
- C01G23/08—Drying; Calcining ; After treatment of titanium oxide
-
- 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
- C01P2006/65—Chroma (C*)
Abstract
The present invention relates to titanium dioxide combination salt accelerator, belong to titanium dioxide additive technology field.The technical problems to be solved by the invention provide a kind of titanium dioxide combination salt accelerator that can improve rutile titanium white powder covering power.Titanium dioxide combination salt accelerator of the present invention is made up of the component of following weight proportion：Potassium sulfate 0.3-0.7 parts, phosphoric acid 0.01-0.02 parts, zinc sulfate 0.1-0.3 parts, 0.8-1.0 parts in terms of alundum (Al2O3) of aluminium chloride.
Description
Technical field
The present invention relates to titanium dioxide combination salt accelerator, belong to titanium dioxide additive technology field.
Background technology
Titanium dioxide is a kind of important industrial chemicals, is widely used in coating, plastics, ink, papermaking, cosmetics, pigment etc.
Technical field.Titanium dioxide is broadly divided into rutile-type and the major class of anatase titanium dioxide two.In production process of titanium pigment, in order to promote golden red
The conversion of stone crystal formation, and also to the performance of rutile titanium white powder is improved, it is necessary to carry out salt treatment to the metatitanic acid after rinsing,
Then rutile titanium white powder is obtained through calcining.
Traditional rutile salt treatment agent is phosphoric acid and potassium carbonate, adds phosphoric acid to improve titanium dioxide whiteness, improves its weatherability,
Make the titanium dioxide after calcining soft frangible；And add the potassium carbonate can to improve the whiteness of titanium dioxide, small particles reunion can also be intercepted,
Fine particle is sintered in avoiding calcination process.In addition, also there is addition rutile combination salt treatment agent：Zinc sulfate, potassium carbonate and phosphorus
The report of acid.
But, traditional titanium dioxide combination salt accelerator to other performances of titanium dioxide such as：Reducing power, dispersiveness, covering power etc.
Target improvement amplitude is smaller.
The content of the invention
The technical problems to be solved by the invention provide a kind of titanium dioxide combination salt that can improve rutile titanium white powder covering power and promote
Agent.
Titanium dioxide combination salt accelerator of the present invention is made up of the component of following weight proportion：Potassium sulfate 0.3-0.7 parts, phosphoric acid
0.01-0.02 parts, zinc sulfate 0.1-0.3 parts, 0.8-1.0 parts in terms of alundum (Al2O3) of aluminium chloride.
Wherein, titanium dioxide combination salt accelerator of the present invention is preferably made up of the component of following weight proportion：Potassium sulfate 0.4-0.6 parts,
Phosphoric acid 0.012-0.018 parts, zinc sulfate 0.15-0.25 parts, 0.85-0.95 parts in terms of alundum (Al2O3) of aluminium chloride.
Further, titanium dioxide combination salt accelerator of the present invention is most preferably made up of the component of following weight proportion：Potassium sulfate 0.5
Part, 0.015 part of phosphoric acid, 0.2 part of zinc sulfate, 0.9 part in terms of alundum (Al2O3) of aluminium chloride.
Titanium dioxide combination salt accelerator of the present invention mixes by weight ratio by by each component, is disposably added when using, phase
Than the salt treatment agent that phosphoric acid is added after the first addition potassium carbonate of conventional method, it uses more convenient.By weight ratio, with titanium dioxide
Titanium meter, every 100 parts of metatitanic acid, 0.3-0.7 parts of potassium sulfate of addition, phosphoric acid 0.01-0.02 parts, zinc sulfate 0.1-0.3 parts,
The titanium dioxide of the present invention combination salt accelerator that 0.8-1.0 parts in terms of alundum (Al2O3) of aluminium chloride is made.
Titanium dioxide combination salt accelerator of the present invention compares traditional salt treatment agent, and its product covering power is obviously improved, and combination property is more
It is good.The present invention is to combine salt accelerator provides the art a kind of new titanium dioxide, is had broad application prospects.
Specific embodiment
Titanium dioxide combination salt accelerator of the present invention is made up of the component of following weight proportion：Potassium sulfate 0.3-0.7 parts, phosphoric acid
0.01-0.02 parts, zinc sulfate 0.1-0.3 parts, 0.8-1.0 parts in terms of alundum (Al2O3) of aluminium chloride.
Wherein, titanium dioxide combination salt accelerator of the present invention is preferably made up of the component of following weight proportion：Potassium sulfate 0.4-0.6 parts,
Phosphoric acid 0.012-0.018 parts, zinc sulfate 0.15-0.25 parts, 0.85-0.95 parts in terms of alundum (Al2O3) of aluminium chloride.
Further, titanium dioxide combination salt accelerator of the present invention is most preferably made up of the component of following weight proportion：Potassium sulfate 0.5
Part, 0.015 part of phosphoric acid, 0.2 part of zinc sulfate, 0.9 part in terms of alundum (Al2O3) of aluminium chloride.
Titanium dioxide combination salt accelerator of the present invention mixes by weight ratio by by each component, is disposably added when using, phase
Than the salt treatment agent that phosphoric acid is added after the first addition potassium carbonate of conventional method, it uses more convenient.By weight ratio, with titanium dioxide
Titanium meter, every 100 parts of metatitanic acid, 0.3-0.7 parts of potassium sulfate of addition, phosphoric acid 0.01-0.02 parts, zinc sulfate 0.1-0.3 parts,
The titanium dioxide of the present invention combination salt accelerator that 0.8-1.0 parts in terms of alundum (Al2O3) of aluminium chloride is made.
Specific embodiment of the invention is further described with reference to embodiment, does not therefore limit the present invention to institute
Among the scope of embodiments stated.
The titanium dioxide of the present invention of embodiment 1 combines the preparation of salt accelerator
Potassium sulfate 0.3kg, phosphoric acid 0.02kg, zinc sulfate 0.15kg, aluminium chloride 0.8kg in terms of alundum (Al2O3) are taken, is mixed
It is even, titanium dioxide combination salt accelerator of the present invention is obtained.
The titanium dioxide of the present invention of embodiment 2 combines the preparation of salt accelerator
Potassium sulfate 0.5kg, phosphoric acid 0.015kg, zinc sulfate 0.2kg, aluminium chloride 0.9kg in terms of alundum (Al2O3) are taken, are mixed,
Titanium dioxide combination salt accelerator of the present invention is obtained.
The titanium dioxide of the present invention of embodiment 3 combines the preparation of salt accelerator
Potassium sulfate 0.7kg, phosphoric acid 0.012kg, zinc sulfate 0.3kg, aluminium chloride 1.0kg in terms of alundum (Al2O3) are taken, is mixed
It is even, titanium dioxide combination salt accelerator of the present invention is obtained.
Test example 1
Potassium sulfate 0.2kg, phosphoric acid 0.03kg, zinc sulfate 0.4kg, aluminium chloride 0.6kg in terms of alundum (Al2O3) are taken, are mixed,
Titanium dioxide combination salt accelerator is obtained.
Test example 2
Potassium sulfate 0.8kg, phosphoric acid 0.01kg, zinc sulfate 0.08kg, aluminium chloride 1.1kg in terms of alundum (Al2O3) are taken, are mixed,
Titanium dioxide combination salt accelerator of the present invention is obtained.
Test example 3
Potassium sulfate 0.5kg, phosphoric acid 0.015kg, zinc sulfate 0.2kg are taken, is mixed, titanium dioxide combination salt accelerator is obtained.
The metatitanic acid 100kg (in terms of content of titanium dioxide) after rinsing, each titanium of the present invention for adding embodiment 1-3 to prepare are taken respectively
White powder combines titanium dioxide combination salt accelerator (being added completely into) prepared by salt accelerator and test example 1-3,850 DEG C of calcinings, system
Obtain rutile titanium white powder.Meanwhile, the metatitanic acid after dinectly bruning rinsing, without salt treatment agent, is obtained titanium dioxide.Determine institute
The performance of rutile titanium white powder is obtained, as a result as shown in table 1.
Table 1
| Numbering | Rutile crystal type conversion ratio/% | Whiteness | |
| Embodiment 1 | 99.65 | 108 | 50 |
| Embodiment 2 | 99.77 | 109 | 53 |
| Embodiment 3 | 99.61 | 106 | 51 |
| Test example 1 | 99.5 | 101 | 45 |
| Test example 2 | 99.2 | 99 | 46 |
| Test example 3 | 99.1 | 103 | 37 |
| Untreated dose | 35 | 100 | 25 |
As it can be seen from table 1 the rutile titanium white produced using titanium dioxide combination salt accelerator prepared by embodiment of the present invention 1-3
The covering power of powder substantially more preferably, give birth to by titanium dioxide combination salt accelerator prepared by rutile crystal type high conversion rate, particularly embodiment 2
The performance of the rutile titanium white powder of product is best.
Claims (3)
1. titanium dioxide combines salt accelerator, it is characterised in that be made up of the component of following weight proportion：Potassium sulfate 0.3-0.7 parts,
Phosphoric acid 0.01-0.02 parts, zinc sulfate 0.1-0.3 parts, 0.8-1.0 parts in terms of alundum (Al2O3) of aluminium chloride.
2. titanium dioxide according to claim 1 combines salt accelerator, it is characterised in that be made up of the component of following weight proportion：
Potassium sulfate 0.4-0.6 parts, phosphoric acid 0.012-0.018 parts, zinc sulfate 0.15-0.25 parts, aluminium chloride is in terms of alundum (Al2O3)
0.85-0.95 parts.
3. titanium dioxide according to claim 1 combines salt accelerator, it is characterised in that be made up of the component of following weight proportion：
0.5 part of potassium sulfate, 0.015 part of phosphoric acid, 0.2 part of zinc sulfate, 0.9 part in terms of alundum (Al2O3) of aluminium chloride.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510904208.0A CN106853994A (en) | 2015-12-09 | 2015-12-09 | Titanium dioxide combines salt accelerator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510904208.0A CN106853994A (en) | 2015-12-09 | 2015-12-09 | Titanium dioxide combines salt accelerator |
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| CN106853994A true CN106853994A (en) | 2017-06-16 |
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| CN201510904208.0A Pending CN106853994A (en) | 2015-12-09 | 2015-12-09 | Titanium dioxide combines salt accelerator |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1559913A (en) * | 2004-02-13 | 2005-01-05 | 四川龙蟒集团有限责任公司 | Preparation process for titanium white of golden red stone type |
| CN101851435A (en) * | 2010-05-26 | 2010-10-06 | 宁波新福钛白粉有限公司 | Method for producing high-brightness blue-phase rutile type titanium dioxide |
| CN102515267A (en) * | 2011-11-03 | 2012-06-27 | 攀枝花鼎星钛业有限公司 | Production method of high-resistivity titanium dioxide |
| CN103241770A (en) * | 2013-05-22 | 2013-08-14 | 河南佰利联化学股份有限公司 | Meta titanate treatment method |
| CN104843781A (en) * | 2015-05-04 | 2015-08-19 | 四川龙蟒钛业股份有限公司 | High-covering-force rutile type titanium dioxide substrate production method |
-
2015
- 2015-12-09 CN CN201510904208.0A patent/CN106853994A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1559913A (en) * | 2004-02-13 | 2005-01-05 | 四川龙蟒集团有限责任公司 | Preparation process for titanium white of golden red stone type |
| CN101851435A (en) * | 2010-05-26 | 2010-10-06 | 宁波新福钛白粉有限公司 | Method for producing high-brightness blue-phase rutile type titanium dioxide |
| CN102515267A (en) * | 2011-11-03 | 2012-06-27 | 攀枝花鼎星钛业有限公司 | Production method of high-resistivity titanium dioxide |
| CN103241770A (en) * | 2013-05-22 | 2013-08-14 | 河南佰利联化学股份有限公司 | Meta titanate treatment method |
| CN104843781A (en) * | 2015-05-04 | 2015-08-19 | 四川龙蟒钛业股份有限公司 | High-covering-force rutile type titanium dioxide substrate production method |
Non-Patent Citations (2)
| Title |
|---|
| 万莹等: "盐处理配方的正交试验", 《2013年全国钛白粉行业年会·论文集》 * |
| 杨保祥等: "《钛基材料制造》", 31 January 2015, 冶金工业出版社 * |
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Application publication date: 20170616 |
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