CN109440093A - A kind of aluminum non-chromium passivator and preparation method thereof - Google Patents
A kind of aluminum non-chromium passivator and preparation method thereof Download PDFInfo
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- CN109440093A CN109440093A CN201811405411.3A CN201811405411A CN109440093A CN 109440093 A CN109440093 A CN 109440093A CN 201811405411 A CN201811405411 A CN 201811405411A CN 109440093 A CN109440093 A CN 109440093A
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- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 37
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 37
- 238000002360 preparation method Methods 0.000 title claims abstract description 37
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 229910052804 chromium Inorganic materials 0.000 title claims abstract description 28
- 239000011651 chromium Substances 0.000 title claims abstract description 28
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims abstract description 112
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims abstract description 112
- 239000004925 Acrylic resin Substances 0.000 claims abstract description 83
- 229920000178 Acrylic resin Polymers 0.000 claims abstract description 83
- 239000002253 acid Substances 0.000 claims abstract description 71
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 70
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims abstract description 56
- 229960000583 acetic acid Drugs 0.000 claims abstract description 56
- 229910052731 fluorine Inorganic materials 0.000 claims abstract description 56
- 239000011737 fluorine Substances 0.000 claims abstract description 56
- 239000012362 glacial acetic acid Substances 0.000 claims abstract description 56
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 39
- 239000002994 raw material Substances 0.000 claims abstract description 35
- 238000003756 stirring Methods 0.000 claims description 51
- 238000003556 assay Methods 0.000 claims description 20
- 238000011049 filling Methods 0.000 claims description 20
- 238000002156 mixing Methods 0.000 claims description 14
- 239000004033 plastic Substances 0.000 claims description 14
- 229920003023 plastic Polymers 0.000 claims description 14
- 150000001336 alkenes Chemical class 0.000 claims 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 claims 1
- 239000011347 resin Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
- PMTRSEDNJGMXLN-UHFFFAOYSA-N titanium zirconium Chemical compound [Ti].[Zr] PMTRSEDNJGMXLN-UHFFFAOYSA-N 0.000 abstract description 12
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 abstract description 9
- 230000007613 environmental effect Effects 0.000 abstract description 5
- 229910021645 metal ion Inorganic materials 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000004411 aluminium Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
- C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
- C23C22/34—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides
Landscapes
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Treatment And Processing Of Natural Fur Or Leather (AREA)
Abstract
The present invention provides a kind of aluminum non-chromium passivator and preparation method thereof, each raw material component in the passivator solution are as follows: 45% 30-50 kilograms of fluorine zirconic acid, 40% 10-30 kilograms of hydrofluoric acid, 5-10 kilograms of glacial acetic acid, 50-100 kilograms of acrylic resin, remaining component are pure water, the preparation method comprises the following steps: pure water is added into reaction kettle, open blender, successively to 45% fluorine zirconic acid, 40% hydrofluoric acid, glacial acetic acid, acrylic resin into reaction kettle, it is sufficiently stirred, chrome-free tanning agent of the invention has the performance for not being weaker than general zirconium (titanium) silicate system；Adhesion performance is substantially better than zirconium (titanium) silicate system, so performance level is fair or more excellent；And this product contains less metal ion compared to zirconium (titanium) silicate system, simpler compositional system, environmental-protecting performance is outstanding, so the feature of environmental protection is more excellent.
Description
Technical field
The invention belongs to metal technical field of chrome-free passivation more particularly to a kind of aluminum non-chromium passivator and its preparation sides
Method.
Background technique
With flourishing for China's Aluminum product industry, aluminum profile, aluminum veneer, Lv Lundeng aluminum products enterprise quickly emerge,
In the aluminium surface treatment process of this class factory, be all the time use Aluminum passivator as aluminum products standard handle, but
Current general Aluminum passivator, mostly zirconium (titanium) hydrochlorate series, although more traditional chromate environmental-protecting performance greatly promotes.But
It is a large amount of metal ions contained in zirconium (titanium) salt system, has biggish negative effect to environment, so in terms of the feature of environmental protection still
So there is certain limitation；In addition, the aluminum non-chromium passivator of zirconium (titanium) hydrochlorate series is in actual production to technological parameter control
System requires strictly, to be easy to appear in production since parameter is not the problem of OK range leads to product quality flaw.
Summary of the invention
In order to solve the above technical problems, The present invention provides a kind of aluminum non-chromium passivator and preparation method thereof.
In order to achieve the above purpose, the present invention the following technical schemes are provided:
A kind of aluminum non-chromium passivator, each raw material component in the passivator solution are as follows:
45% 30-50 kilograms of fluorine zirconic acid, 40% 10-30 kilograms of hydrofluoric acid, 5-10 kilograms of glacial acetic acid, acrylic resin
50-100 kilograms, remaining component be pure water.
Preferably, the acrylic resin is water-based acrylic resin.
The present invention also provides a kind of preparation methods of above-mentioned chrome-free tanning agent, comprising the following steps:
1), prepare following raw material: fluorine zirconic acid, hydrofluoric acid, glacial acetic acid, acrylic resin, pure water；
2), pre- stirring: pure water pours into reaction kettle, does not cross stirring blade, opens blender；
3) 30-50 kilograms 45% of fluorine zirconic acid, charging one: is added into reaction kettle；
4) 10-30 kilograms 40% of hydrofluoric acid, charging two: is added；
5) 5-10 kilograms of glacial acetic acid, charging three: is added；
6), charging four: it is slowly added to 50-100 kilograms of acrylic resin, then blender is sufficiently stirred；
7) it, is made: it is filling after the assay was approved, chrome-free tanning agent finished product is made.
Preferably, above-mentioned preparation step changes are as follows:
1), prepare following raw material: fluorine zirconic acid, hydrofluoric acid, glacial acetic acid, acrylic resin, pure water；
2), pre- stirring: pure water pours into reaction kettle, does not cross stirring blade, opens blender；
3) 10-30 kilograms 40% of hydrofluoric acid, charging two: is added；
4) 30-50 kilograms 45% of fluorine zirconic acid, charging one: is added into reaction kettle；
5) 5-10 kilograms of glacial acetic acid, charging three: is added；
6), charging four: it is slowly added to 50-100 kilograms of special acrylic resin, then blender is sufficiently stirred；
7) it, is made: it is filling after the assay was approved, chrome-free tanning agent finished product is made.
Preferably, above-mentioned preparation step changes are as follows:
1), prepare following raw material: fluorine zirconic acid, hydrofluoric acid, glacial acetic acid, acrylic resin, pure water；
2), pre- stirring: pure water pours into reaction kettle, does not cross stirring blade, opens blender；
3) 5-10 kilograms of glacial acetic acid, charging three: is added；
4) 30-50 kilograms 45% of fluorine zirconic acid, charging one: is added into reaction kettle；
5) 10-30 kilograms 40% of hydrofluoric acid, charging two: is added；
6), charging four: it is slowly added to 50-100 kilograms of special acrylic resin, then blender is sufficiently stirred；
7) it, is made: it is filling after the assay was approved, chrome-free tanning agent finished product is made.
Preferably, above-mentioned preparation step changes are as follows:
1), prepare following raw material: fluorine zirconic acid, hydrofluoric acid, glacial acetic acid, acrylic resin, pure water；
2), pre- stirring: pure water pours into reaction kettle, does not cross stirring blade, opens blender；
3), charging four: it is slowly added to 50-100 kilograms of special acrylic resin, then blender is sufficiently stirred；
4) 30-50 kilograms 45% of fluorine zirconic acid, charging one: is added into reaction kettle；
5) 10-30 kilograms 40% of hydrofluoric acid, charging two: is added；
6) 5-10 kilograms of glacial acetic acid, charging three: is added；
7) it, is made: it is filling after the assay was approved, chrome-free tanning agent finished product is made.
Preferably, the blender revolving speed is 30~60r/min, and mixing time is 10~16min.
Preferably, the reaction kettle is the plastics reaction kettle of heat-resisting resistance to highly basic, and capacity is 1-2 tons, and the blender is resistance to
The blender of soda acid.
After adopting the above technical scheme, generated beneficial effect is, chrome-free tanning agent of the invention, which has, not to be weaker than generally
The performance of zirconium (titanium) silicate system；Adhesion performance is substantially better than zirconium (titanium) silicate system, so performance level is fair or more excellent；
And this product contains less metal ion, simpler compositional system compared to zirconium (titanium) silicate system, environmental-protecting performance more goes out
Color, so the feature of environmental protection is more excellent.
In addition, the preparation method of chrome-free tanning agent can change its preparation step sequence and produce with equivalent efficacy
Finished product is easy to appear in production so avoiding stringent to process parameter control requirement in the prior art since parameter is not being closed
The problem of fitting range and leading to product quality flaw.
Specific embodiment
Further understand and recognize to have to effect of the invention, now lifts preferred embodiments below:
Embodiment one: a kind of aluminum non-chromium passivator, each raw material component in the passivator solution are as follows:
45% 30 kilograms of fluorine zirconic acid, 40% 10 kilograms of hydrofluoric acid, 5 kilograms of glacial acetic acid, 50 kilograms of acrylic resin, its
Remaining component is pure water.
In the present embodiment one, the acrylic resin is water-based acrylic resin.
In the present embodiment one, the preparation method of above-mentioned chrome-free tanning agent, comprising the following steps:
1), prepare following raw material: fluorine zirconic acid, hydrofluoric acid, glacial acetic acid, acrylic resin, pure water；
2), pre- stirring: pure water pours into reaction kettle, does not cross stirring blade, opens blender；
3) 30 kilogram 45% of fluorine zirconic acid, charging one: is added into reaction kettle；
4) 10 kilogram 40% of hydrofluoric acid, charging two: is added；
5) 5 kilograms of glacial acetic acid, charging three: is added；
6), charging four: 50 kilograms of special acrylic resins are slowly added to, then blender is sufficiently stirred；
7) it, is made: it is filling after the assay was approved, chrome-free tanning agent finished product is made.
In the present embodiment one, the blender revolving speed is 30r/min, mixing time 10min.
In the present embodiment one, the reaction kettle is the plastics reaction kettle of heat-resisting resistance to highly basic, and capacity is 1 ton, the stirring
Machine is the blender of acid and alkali-resistance.
Embodiment two: a kind of aluminum non-chromium passivator, each raw material component in the passivator solution are as follows:
45% 40 kilograms of fluorine zirconic acid, 40% 20 kilograms of hydrofluoric acid, 7.5 kilograms of glacial acetic acid, 75 kilograms of acrylic resin,
Remaining component is pure water.
In the present embodiment two, the acrylic resin is water-based acrylic resin.
In the present embodiment two, the preparation method of above-mentioned chrome-free tanning agent, comprising the following steps:
1), prepare following raw material: fluorine zirconic acid, hydrofluoric acid, glacial acetic acid, acrylic resin, pure water；
2), pre- stirring: pure water pours into reaction kettle, does not cross stirring blade, opens blender；
3) 40 kilogram 45% of fluorine zirconic acid, charging one: is added into reaction kettle；
4) 20 kilogram 40% of hydrofluoric acid, charging two: is added；
5) 7.5 kilograms of glacial acetic acid, charging three: is added；
6), charging four: 75 kilograms of special acrylic resins are slowly added to, then blender is sufficiently stirred；
7) it, is made: it is filling after the assay was approved, chrome-free tanning agent finished product is made.
In the present embodiment two, the blender revolving speed is 45r/min, mixing time 13min.
In the present embodiment two, the reaction kettle is the plastics reaction kettle of heat-resisting resistance to highly basic, and capacity is 1.5 tons, described to stir
Mix the blender that machine is acid and alkali-resistance.
Embodiment three: a kind of aluminum non-chromium passivator, each raw material component in the passivator solution are as follows:
45% 50 kilograms of fluorine zirconic acid, 40% 30 kilograms of hydrofluoric acid, 10 kilograms of glacial acetic acid, 100 kilograms of acrylic resin,
Remaining component is pure water.
In the present embodiment three, the acrylic resin is water-based acrylic resin.
In the present embodiment three, the preparation method of above-mentioned chrome-free tanning agent, comprising the following steps:
1), prepare following raw material: fluorine zirconic acid, hydrofluoric acid, glacial acetic acid, acrylic resin, pure water；
2), pre- stirring: pure water pours into reaction kettle, does not cross stirring blade, opens blender；
3) 50 kilogram 45% of fluorine zirconic acid, charging one: is added into reaction kettle；
4) 30 kilogram 40% of hydrofluoric acid, charging two: is added；
5) 10 kilograms of glacial acetic acid, charging three: is added；
6), charging four: 100 kilograms of special acrylic resins are slowly added to, then blender is sufficiently stirred；
7) it, is made: it is filling after the assay was approved, chrome-free tanning agent finished product is made.
In the present embodiment three, the blender revolving speed is 60r/min, mixing time 16min.
In the present embodiment three, the reaction kettle is the plastics reaction kettle of heat-resisting resistance to highly basic, and capacity is 2 tons, the stirring
Machine is the blender of acid and alkali-resistance.
Example IV: a kind of aluminum non-chromium passivator, each raw material component in the passivator solution are as follows:
45% 30 kilograms of fluorine zirconic acid, 40% 10 kilograms of hydrofluoric acid, 5 kilograms of glacial acetic acid, 50 kilograms of acrylic resin, its
Remaining component is pure water.
In the present embodiment four, the acrylic resin is water-based acrylic resin.
In the present embodiment four, the preparation method of above-mentioned chrome-free tanning agent, comprising the following steps:
1), prepare following raw material: fluorine zirconic acid, hydrofluoric acid, glacial acetic acid, acrylic resin, pure water；
2), pre- stirring: pure water pours into reaction kettle, does not cross stirring blade, opens blender；
3) 10 kilogram 40% of hydrofluoric acid, charging two: is added；
4) 30 kilogram 45% of fluorine zirconic acid, charging one: is added into reaction kettle；
5) 5 kilograms of glacial acetic acid, charging three: is added；
6), charging four: 50 kilograms of special acrylic resins are slowly added to, then blender is sufficiently stirred；
7) it, is made: it is filling after the assay was approved, chrome-free tanning agent finished product is made.
In the present embodiment four, the blender revolving speed is 30r/min, mixing time 10min.
In the present embodiment four, the reaction kettle is the plastics reaction kettle of heat-resisting resistance to highly basic, and capacity is 1 ton, the stirring
Machine is the blender of acid and alkali-resistance.
Embodiment five: a kind of aluminum non-chromium passivator, each raw material component in the passivator solution are as follows:
45% 40 kilograms of fluorine zirconic acid, 40% 20 kilograms of hydrofluoric acid, 7.5 kilograms of glacial acetic acid, 75 kilograms of acrylic resin,
Remaining component is pure water.
In the present embodiment five, the acrylic resin is water-based acrylic resin.
In the present embodiment five, the preparation method of above-mentioned chrome-free tanning agent, comprising the following steps:
1), prepare following raw material: fluorine zirconic acid, hydrofluoric acid, glacial acetic acid, acrylic resin, pure water；
2), pre- stirring: pure water pours into reaction kettle, does not cross stirring blade, opens blender；
3) 20 kilogram 40% of hydrofluoric acid, charging two: is added；
4) 40 kilogram 45% of fluorine zirconic acid, charging one: is added into reaction kettle；
5) 7.5 kilograms of glacial acetic acid, charging three: is added；
6), charging four: 75 kilograms of special acrylic resins are slowly added to, then blender is sufficiently stirred；
7) it, is made: it is filling after the assay was approved, chrome-free tanning agent finished product is made.
In the present embodiment five, the blender revolving speed is 45r/min, mixing time 13min.
In the present embodiment five, the reaction kettle is the plastics reaction kettle of heat-resisting resistance to highly basic, and capacity is 1.5 tons, described to stir
Mix the blender that machine is acid and alkali-resistance.
Embodiment six: a kind of aluminum non-chromium passivator, each raw material component in the passivator solution are as follows:
45% 50 kilograms of fluorine zirconic acid, 40% 30 kilograms of hydrofluoric acid, 10 kilograms of glacial acetic acid, 100 kilograms of acrylic resin,
Remaining component is pure water.
In the present embodiment six, the acrylic resin is water-based acrylic resin.
In the present embodiment six, the preparation method of above-mentioned chrome-free tanning agent, comprising the following steps:
1), prepare following raw material: fluorine zirconic acid, hydrofluoric acid, glacial acetic acid, acrylic resin, pure water；
2), pre- stirring: pure water pours into reaction kettle, does not cross stirring blade, opens blender；
3) 30 kilogram 40% of hydrofluoric acid, charging two: is added；
4) 50 kilogram 45% of fluorine zirconic acid, charging one: is added into reaction kettle；
5) 10 kilograms of glacial acetic acid, charging three: is added；
6), charging four: 100 kilograms of special acrylic resins are slowly added to, then blender is sufficiently stirred；
7) it, is made: it is filling after the assay was approved, chrome-free tanning agent finished product is made.
In the present embodiment six, the blender revolving speed is 60r/min, mixing time 16min.
In the present embodiment six, the reaction kettle is the plastics reaction kettle of heat-resisting resistance to highly basic, and capacity is 2 tons, the stirring
Machine is the blender of acid and alkali-resistance.
Embodiment seven: a kind of aluminum non-chromium passivator, each raw material component in the passivator solution are as follows:
45% 30 kilograms of fluorine zirconic acid, 40% 10 kilograms of hydrofluoric acid, 5 kilograms of glacial acetic acid, 50 kilograms of acrylic resin, its
Remaining component is pure water.
In the present embodiment seven, the acrylic resin is water-based acrylic resin.
In the present embodiment seven, the preparation method of above-mentioned chrome-free tanning agent, comprising the following steps:
1), prepare following raw material: fluorine zirconic acid, hydrofluoric acid, glacial acetic acid, acrylic resin, pure water；
2), pre- stirring: pure water pours into reaction kettle, does not cross stirring blade, opens blender；
3) 5 kilograms of glacial acetic acid, charging three: is added；
4) 30 kilogram 45% of fluorine zirconic acid, charging one: is added into reaction kettle；
5) 10 kilogram 40% of hydrofluoric acid, charging two: is added；
6), charging four: 50 kilograms of special acrylic resins are slowly added to, then blender is sufficiently stirred；
7) it, is made: it is filling after the assay was approved, chrome-free tanning agent finished product is made.
In the present embodiment seven, the blender revolving speed is 30r/min, mixing time 10min.
In the present embodiment seven, the reaction kettle is the plastics reaction kettle of heat-resisting resistance to highly basic, and capacity is 1 ton, the stirring
Machine is the blender of acid and alkali-resistance.
Embodiment eight: a kind of aluminum non-chromium passivator, each raw material component in the passivator solution are as follows:
45% 40 kilograms of fluorine zirconic acid, 40% 20 kilograms of hydrofluoric acid, 7.5 kilograms of glacial acetic acid, 75 kilograms of acrylic resin,
Remaining component is pure water.
In the present embodiment eight, the acrylic resin is water-based acrylic resin.
In the present embodiment eight, the preparation method of above-mentioned chrome-free tanning agent, comprising the following steps:
1), prepare following raw material: fluorine zirconic acid, hydrofluoric acid, glacial acetic acid, acrylic resin, pure water；
2), pre- stirring: pure water pours into reaction kettle, does not cross stirring blade, opens blender；
3) 7.5 kilograms of glacial acetic acid, charging three: is added；
4) 40 kilogram 45% of fluorine zirconic acid, charging one: is added into reaction kettle；
5) 20 kilogram 40% of hydrofluoric acid, charging two: is added；
6), charging four: 75 kilograms of special acrylic resins are slowly added to, then blender is sufficiently stirred；
7) it, is made: it is filling after the assay was approved, chrome-free tanning agent finished product is made.
In the present embodiment eight, the blender revolving speed is 45r/min, mixing time 13min.
In the present embodiment eight, the reaction kettle is the plastics reaction kettle of heat-resisting resistance to highly basic, and capacity is 1.5 tons, described to stir
Mix the blender that machine is acid and alkali-resistance.
Embodiment nine: a kind of aluminum non-chromium passivator, each raw material component in the passivator solution are as follows:
45% 50 kilograms of fluorine zirconic acid, 40% 30 kilograms of hydrofluoric acid, 10 kilograms of glacial acetic acid, 100 kilograms of acrylic resin,
Remaining component is pure water.
In the present embodiment nine, the acrylic resin is water-based acrylic resin.
In the present embodiment nine, the preparation method of above-mentioned chrome-free tanning agent, comprising the following steps:
1), prepare following raw material: fluorine zirconic acid, hydrofluoric acid, glacial acetic acid, acrylic resin, pure water；
2), pre- stirring: pure water pours into reaction kettle, does not cross stirring blade, opens blender；
3) 10 kilograms of glacial acetic acid, charging three: is added；
4) 50 kilogram 45% of fluorine zirconic acid, charging one: is added into reaction kettle；
5) 30 kilogram 40% of hydrofluoric acid, charging two: is added；
6), charging four: 100 kilograms of special acrylic resins are slowly added to, then blender is sufficiently stirred；
7) it, is made: it is filling after the assay was approved, chrome-free tanning agent finished product is made.
In the present embodiment nine, the blender revolving speed is 60r/min, mixing time 16min.
In the present embodiment nine, the reaction kettle is the plastics reaction kettle of heat-resisting resistance to highly basic, and capacity is 2 tons, the stirring
Machine is the blender of acid and alkali-resistance.
Embodiment ten: a kind of aluminum non-chromium passivator, each raw material component in the passivator solution are as follows:
45% 30 kilograms of fluorine zirconic acid, 40% 10 kilograms of hydrofluoric acid, 5 kilograms of glacial acetic acid, 50 kilograms of acrylic resin, its
Remaining component is pure water.
In the present embodiment ten, the acrylic resin is water-based acrylic resin.
In the present embodiment ten, the preparation method of above-mentioned chrome-free tanning agent, comprising the following steps:
1), prepare following raw material: fluorine zirconic acid, hydrofluoric acid, glacial acetic acid, acrylic resin, pure water；
2), pre- stirring: pure water pours into reaction kettle, does not cross stirring blade, opens blender；
3), charging four: 50 kilograms of special acrylic resins are slowly added to, then blender is sufficiently stirred；
4) 30 kilogram 45% of fluorine zirconic acid, charging one: is added into reaction kettle；
5) 10 kilogram 40% of hydrofluoric acid, charging two: is added；
6) 5 kilograms of glacial acetic acid, charging three: is added；
7) it, is made: it is filling after the assay was approved, chrome-free tanning agent finished product is made.
In the present embodiment ten, the blender revolving speed is 30r/min, mixing time 10min.
In the present embodiment ten, the reaction kettle is the plastics reaction kettle of heat-resisting resistance to highly basic, and capacity is 1 ton, the stirring
Machine is the blender of acid and alkali-resistance.
Embodiment 11: a kind of aluminum non-chromium passivator, each raw material component in the passivator solution are as follows:
45% 40 kilograms of fluorine zirconic acid, 40% 20 kilograms of hydrofluoric acid, 7.5 kilograms of glacial acetic acid, 75 kilograms of acrylic resin,
Remaining component is pure water.
In the present embodiment 11, the acrylic resin is water-based acrylic resin.
In the present embodiment 11, the preparation method of above-mentioned chrome-free tanning agent, comprising the following steps:
1), prepare following raw material: fluorine zirconic acid, hydrofluoric acid, glacial acetic acid, acrylic resin, pure water；
2), pre- stirring: pure water pours into reaction kettle, does not cross stirring blade, opens blender；
3), charging four: 75 kilograms of special acrylic resins are slowly added to, then blender is sufficiently stirred；
4) 40 kilogram 45% of fluorine zirconic acid, charging one: is added into reaction kettle；
5) 20 kilogram 40% of hydrofluoric acid, charging two: is added；
6) 7.5 kilograms of glacial acetic acid, charging three: is added；
7) it, is made: it is filling after the assay was approved, chrome-free tanning agent finished product is made.
In the present embodiment 11, the blender revolving speed is 45r/min, mixing time 13min.
In the present embodiment 11, the reaction kettle is the plastics reaction kettle of heat-resisting resistance to highly basic, and capacity is 1.5 tons, described
Blender is the blender of acid and alkali-resistance.
Embodiment 12: a kind of aluminum non-chromium passivator, each raw material component in the passivator solution are as follows:
45% 50 kilograms of fluorine zirconic acid, 40% 30 kilograms of hydrofluoric acid, 10 kilograms of glacial acetic acid, 100 kilograms of acrylic resin,
Remaining component is pure water.
In the present embodiment 12, the acrylic resin is water-based acrylic resin.
In the present embodiment 12, the preparation method of above-mentioned chrome-free tanning agent, comprising the following steps:
1), prepare following raw material: fluorine zirconic acid, hydrofluoric acid, glacial acetic acid, acrylic resin, pure water；
2), pre- stirring: pure water pours into reaction kettle, does not cross stirring blade, opens blender；
3), charging four: 100 kilograms of special acrylic resins are slowly added to, then blender is sufficiently stirred；
4) 50 kilogram 45% of fluorine zirconic acid, charging one: is added into reaction kettle；
5) 30 kilogram 40% of hydrofluoric acid, charging two: is added；
6) 10 kilograms of glacial acetic acid, charging three: is added；
7) it, is made: it is filling after the assay was approved, chrome-free tanning agent finished product is made.
In the present embodiment 12, the blender revolving speed is 60r/min, mixing time 16min.
In the present embodiment 12, the reaction kettle is the plastics reaction kettle of heat-resisting resistance to highly basic, and capacity is 2 tons, described to stir
Mix the blender that machine is acid and alkali-resistance.
The chrome-free tanning agent finished product of above embodiments carries out the product after chromium-free deactivation processing to aluminium, and main performance is surveyed
Examination (presses GB5237.4-2008 standard):
High-pressure water boiling test: pass through within 2 hours；
Copper accelerated corrosion salt spray test: pass through within 240 hours.
When in use, above-described embodiment can still change its preparation step sequence and produce with equivalent efficacy at
Product.
Have not in conjunction with a kind of above-mentioned aluminum non-chromium passivator and preparation method thereof embodiment, chrome-free tanning agent of the invention
It is weaker than the performance of general zirconium (titanium) silicate system；Adhesion performance is substantially better than zirconium (titanium) silicate system, so performance level is held
It is flat or more excellent；And this product contains less metal ion, simpler compositional system, environmental protection compared to zirconium (titanium) silicate system
Performance is outstanding, so the feature of environmental protection is more excellent.
In addition, the preparation method of chrome-free tanning agent can change its preparation step sequence and produce with equivalent efficacy
Finished product is easy to appear in production so avoiding stringent to process parameter control requirement in the prior art since parameter is not being closed
The problem of fitting range and leading to product quality flaw.
The above examples are only used to illustrate the technical scheme of the present invention, but embodiments of the present invention are not by the embodiment
Limitation, other any changes made without departing from the spirit and principles of the present invention modification, name generation, simplify, and are
Equivalent substitute mode, is included within the scope of the present invention.
Claims (8)
1. a kind of aluminum non-chromium passivator, which is characterized in that each raw material component in the passivator solution are as follows:
45% 30-50 kilograms of fluorine zirconic acid, 40% 10-30 kilograms of hydrofluoric acid, 5-10 kilograms of glacial acetic acid, acrylic resin 50-
100 kilograms, remaining component be pure water.
2. a kind of aluminum non-chromium passivator according to claim 1, which is characterized in that the acrylic resin is aqueous third
Olefin(e) acid resin.
3. a kind of preparation method of aluminum non-chromium passivator as claimed in claim 1 or 2, which is characterized in that including following step
It is rapid:
1), prepare following raw material: fluorine zirconic acid, hydrofluoric acid, glacial acetic acid, acrylic resin, pure water；
2), pre- stirring: pure water pours into reaction kettle, does not cross stirring blade, opens blender；
3) 30-50 kilograms 45% of fluorine zirconic acid, charging one: is added into reaction kettle；
4) 10-30 kilograms 40% of hydrofluoric acid, charging two: is added；
5) 5-10 kilograms of glacial acetic acid, charging three: is added；
6), charging four: it is slowly added to 50-100 kilograms of acrylic resin, then blender is sufficiently stirred；
7) it, is made: it is filling after the assay was approved, chrome-free tanning agent finished product is made.
4. the preparation method of aluminum non-chromium passivator according to claim 3, which is characterized in that preparation step changes
Are as follows:
1), prepare following raw material: fluorine zirconic acid, hydrofluoric acid, glacial acetic acid, acrylic resin, pure water；
2), pre- stirring: pure water pours into reaction kettle, does not cross stirring blade, opens blender；
3) 10-30 kilograms 40% of hydrofluoric acid, charging two: is added；
4) 30-50 kilograms 45% of fluorine zirconic acid, charging one: is added into reaction kettle；
5) 5-10 kilograms of glacial acetic acid, charging three: is added；
6), charging four: it is slowly added to 50-100 kilograms of special acrylic resin, then blender is sufficiently stirred；
7) it, is made: it is filling after the assay was approved, chrome-free tanning agent finished product is made.
5. the preparation method of aluminum non-chromium passivator according to claim 3, which is characterized in that preparation step changes
Are as follows:
1), prepare following raw material: fluorine zirconic acid, hydrofluoric acid, glacial acetic acid, acrylic resin, pure water；
2), pre- stirring: pure water pours into reaction kettle, does not cross stirring blade, opens blender；
3) 5-10 kilograms of glacial acetic acid, charging three: is added；
4) 30-50 kilograms 45% of fluorine zirconic acid, charging one: is added into reaction kettle；
5) 10-30 kilograms 40% of hydrofluoric acid, charging two: is added；
6), charging four: it is slowly added to 50-100 kilograms of special acrylic resin, then blender is sufficiently stirred；
7) it, is made: it is filling after the assay was approved, chrome-free tanning agent finished product is made.
6. the preparation method of aluminum non-chromium passivator according to claim 3, which is characterized in that preparation step changes
Are as follows:
1), prepare following raw material: fluorine zirconic acid, hydrofluoric acid, glacial acetic acid, acrylic resin, pure water；
2), pre- stirring: pure water pours into reaction kettle, does not cross stirring blade, opens blender；
3), charging four: it is slowly added to 50-100 kilograms of special acrylic resin, then blender is sufficiently stirred；
4) 30-50 kilograms 45% of fluorine zirconic acid, charging one: is added into reaction kettle；
5) 10-30 kilograms 40% of hydrofluoric acid, charging two: is added；
6) 5-10 kilograms of glacial acetic acid, charging three: is added；
7) it, is made: it is filling after the assay was approved, chrome-free tanning agent finished product is made.
7. the preparation method of aluminum non-chromium passivator according to claim 3, which is characterized in that the blender revolving speed is
30~60r/min, mixing time are 10~16min.
8. the preparation method of aluminum non-chromium passivator according to claim 3, which is characterized in that the reaction kettle is heat-resisting
The plastics reaction kettle of resistance to highly basic, capacity are 1-2 tons, and the blender is the blender of acid and alkali-resistance.
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