CN108276888A - The preparation method of aluminum products surface coating - Google Patents
The preparation method of aluminum products surface coating Download PDFInfo
- Publication number
- CN108276888A CN108276888A CN201810069190.0A CN201810069190A CN108276888A CN 108276888 A CN108276888 A CN 108276888A CN 201810069190 A CN201810069190 A CN 201810069190A CN 108276888 A CN108276888 A CN 108276888A
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- Prior art keywords
- coating
- mixture
- reaction kettle
- mixing speed
- aluminum products
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Paints Or Removers (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
Abstract
The invention discloses the preparation method of aluminum products surface coating, method includes：Organic solvent is poured into reaction kettle, agitating device, mixing speed 40-80r/min are opened；Polyurethane resin, rosin and linseed oil are added into reaction kettle, mixing speed is adjusted to 300-450r/min, stirring 10-20min obtains mixture x until being completely dissolved；It adds a pigment in mixture x, mixing speed is adjusted to 200-250r/min, stirring 4-8min obtains mixture y until being completely dispersed；Temperature of reaction kettle is increased to 60-80 DEG C, levelling agent and antioxidant are added into mixture y, 20-30min is stirred, obtains coating；Coating is sieved by 100-200 mesh, filtrate is taken, obtains aluminum products surface coating.Coating prepared by this preparation method is applied when on aluminum products, and coating adhesion is strong, and uniform coating thickness, coating surface is smooth, and flatness is high, and preparation section is simple, with low raw-material cost, excellent combination property.
Description
Technical field
The present invention relates to technical field of coatings more particularly to the preparation methods of aluminum products surface coating.
Background technology
As aluminum products, either anti-corrosion, or it is essential in its one coating of surface smear for beauty.
But one feature of aluminum products is exactly surface smoother, coating prepared by existing method is applied to its table
When face, paint film is easy to fall off, and many paint can not be strong bonded in aluminum alloy surface, shows poor adhesive force, adhesive is weak
Characteristic.
Invention content
In view of this, the present invention provides the preparation methods of aluminum products surface coating.
The preparation method of aluminum products surface coating, method include：
Organic solvent is poured into reaction kettle, agitating device, mixing speed 40-80r/min are opened；
Polyurethane resin, rosin and linseed oil are added into reaction kettle, mixing speed is adjusted to 300-450r/min,
Stirring 10-20min obtains mixture x until being completely dissolved；
It adds a pigment in mixture x, mixing speed is adjusted to 200-250r/min, 4-8min is stirred, until dividing completely
It dissipates, obtains mixture y；
Temperature of reaction kettle is increased to 60-80 DEG C, levelling agent and antioxidant are added into mixture y, stirs 20-
30min obtains coating；
Coating is sieved by 100-200 mesh, filtrate is taken, obtains aluminum products surface coating.
Preferably, method includes：
Organic solvent is poured into reaction kettle, agitating device, mixing speed 50-70r/min are opened；
Polyurethane resin, rosin and linseed oil are added into reaction kettle, mixing speed is adjusted to 340-420r/min,
Stirring 13-18min obtains mixture x until being completely dissolved；
It adds a pigment in mixture x, mixing speed is adjusted to 210-240r/min, 5-7min is stirred, until dividing completely
It dissipates, obtains mixture y；
Temperature of reaction kettle is increased to 66-75 DEG C, levelling agent and antioxidant are added into mixture y, stirs 22-
27min obtains coating；
Coating is sieved by 130-180 mesh, filtrate is taken, obtains aluminum products surface coating.
Preferably, method includes：
Organic solvent is poured into reaction kettle, agitating device, mixing speed 65r/min are opened；
Polyurethane resin, rosin and linseed oil are added into reaction kettle, mixing speed is adjusted to 380r/min, is stirred
15min obtains mixture x until being completely dissolved；
It adds a pigment in mixture x, mixing speed is adjusted to 220r/min, stirring 6min is obtained until being completely dispersed
Mixture y；
Temperature of reaction kettle is increased to 72 DEG C, levelling agent and antioxidant are added into mixture y, 25min is stirred, obtains
To coating；
Coating is sieved by 150 mesh, filtrate is taken, obtains aluminum products surface coating.
Preferably, further include weighing polyurethane resin, rosin, linseed oil, pigment, organic solvent, levelling agent and antioxygen
Agent.
Preferably, further include weighing on aluminum products surface with coating, packaging.
Preferably, the organic solvent be ethyl acetate, butyl acetate, toluene, dimethylbenzene and ethylene glycol at least
It is a kind of.
Preferably, the levelling agent is organosilicon levelling agent.
Preferably, the antioxidant is 2,6- three-level butyl -4- methylphenols, bis- (3,5- three-level butyl -4- hydroxy benzenes
Base) one kind in thioether and four (β-(3,5- three-level butyl -4- hydroxy phenyls) propionic acid) pentaerythritol esters.
The present invention provides the preparation method of aluminum products surface coating, coating prepared by this preparation method is applied in aluminum
When on product, coating adhesion is strong, and uniform coating thickness, coating surface is smooth, and flatness is high, and preparation section is simple, with raw material at
This cheap, excellent combination property.
Specific implementation mode
Below in conjunction with the embodiment of the present invention, technical scheme in the embodiment of the invention is clearly and completely described,
Obviously, described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on the implementation in the present invention
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The scope of protection of the invention.
It should be appreciated that ought use in this specification and in the appended claims, term " comprising " and "comprising" instruction
Described feature, entirety, step, operation, the presence of element and/or component, but one or more of the other feature, whole is not precluded
Body, step, operation, element, component and/or its presence or addition gathered.
It will be further appreciated that the term "and/or" used in description of the invention and the appended claims is
Refer to any combinations and all possible combinations of one or more of associated item listed, and includes these combinations.
Embodiment 1
Aluminum products surface coating, by mass fraction, its material component includes：
Preparation method is：
Weigh polyurethane resin, rosin, linseed oil, pigment, ethyl acetate, dimethyl silicone polymer and 2,6- three-level fourths
Base -4- methylphenols；
Ethyl acetate is poured into reaction kettle, agitating device, mixing speed 80r/min are opened；
Polyurethane resin, rosin and linseed oil are added into reaction kettle, mixing speed is adjusted to 450r/min, is stirred
10min obtains mixture x until being completely dissolved；
It adds a pigment in mixture x, mixing speed is adjusted to 250r/min, stirring 4min is obtained until being completely dispersed
Mixture y；
Temperature of reaction kettle is increased to 80 DEG C, by dimethyl silicone polymer and 2,6- three-level butyl -4- methylphenols add
Enter into mixture y, stirs 20min, obtain coating；
Coating is sieved by 200 mesh, filtrate is taken, obtains aluminum products surface coating；
Aluminum products surface is weighed with coating, is packed.
Embodiment 2
Aluminum products surface coating, by mass fraction, its material component includes：
Preparation method is：
Weigh polyurethane resin, rosin, linseed oil, pigment, butyl acetate, polyether polyester azo polyether polyeste and double
(3,5- three-level butyl -4- hydroxy phenyls) thioether；
Butyl acetate is poured into reaction kettle, agitating device, mixing speed 70r/min are opened；
Polyurethane resin, rosin and linseed oil are added into reaction kettle, mixing speed is adjusted to 340r/min, is stirred
18min obtains mixture x until being completely dissolved；
It adds a pigment in mixture x, mixing speed is adjusted to 240r/min, stirring 5min is obtained until being completely dispersed
Mixture y；
Temperature of reaction kettle is increased to 66 DEG C, by polyether polyester azo polyether polyeste and bis- (3,5- three-level butyl -4-
Hydroxy phenyl) thioether is added into mixture y, and 22min is stirred, coating is obtained；
Coating is sieved by 180 mesh, filtrate is taken, obtains aluminum products surface coating；
Aluminum products surface is weighed with coating, is packed.
Embodiment 3
Aluminum products surface coating, by mass fraction, its material component includes：
Preparation method is：
Weigh polyurethane resin, rosin, linseed oil, pigment, toluene, alkyl-modified organosiloxane and four (β-(3,5-
Three-level butyl -4- hydroxy phenyls) propionic acid) pentaerythritol ester；
Toluene is poured into reaction kettle, agitating device, mixing speed 40r/min are opened；
Polyurethane resin, rosin and linseed oil are added into reaction kettle, mixing speed is adjusted to 300r/min, is stirred
20min obtains mixture x until being completely dissolved；
It adds a pigment in mixture x, mixing speed is adjusted to 200r/min, stirring 8min is obtained until being completely dispersed
Mixture y；
Temperature of reaction kettle is increased to 60 DEG C, by alkyl-modified organosiloxane and four (β-(3,5- three-level butyl -4-
Hydroxy phenyl) propionic acid) pentaerythritol ester is added into mixture y, and 30min is stirred, coating is obtained；
By coating through sieving with 100 mesh sieve, filtrate is taken, aluminum products surface coating is obtained；
Aluminum products surface is weighed with coating, is packed.
Embodiment 4
Aluminum products surface coating, by mass fraction, its material component includes：
Preparation method is：
Weigh polyurethane resin, rosin, linseed oil, pigment, ethyl acetate and butyl acetate, dimethyl silicone polymer with
And 2,6- three-level butyl -4- methylphenols；
Ethyl acetate and butyl acetate are poured into reaction kettle, agitating device, mixing speed 50r/min are opened；
Polyurethane resin, rosin and linseed oil are added into reaction kettle, mixing speed is adjusted to 420r/min, is stirred
13min obtains mixture x until being completely dissolved；
It adds a pigment in mixture x, mixing speed is adjusted to 210r/min, stirring 7min is obtained until being completely dispersed
Mixture y；
Temperature of reaction kettle is increased to 75 DEG C, by dimethyl silicone polymer and 2,6- three-level butyl -4- methylphenols add
Enter into mixture y, stirs 27min, obtain coating；
Coating is sieved by 130 mesh, filtrate is taken, obtains aluminum products surface coating；
Aluminum products surface is weighed with coating, is packed.
Embodiment 5
Aluminum products surface coating, by mass fraction, its material component includes：
Preparation method is：
Weigh polyurethane resin, rosin, linseed oil, pigment, ethylene glycol, polyether polyester azo polyether polyeste and double
(3,5- three-level butyl -4- hydroxy phenyls) thioether；
Ethylene glycol is poured into reaction kettle, agitating device, mixing speed 65r/min are opened；
Polyurethane resin, rosin and linseed oil are added into reaction kettle, mixing speed is adjusted to 380r/min, is stirred
15min obtains mixture x until being completely dissolved；
It adds a pigment in mixture x, mixing speed is adjusted to 220r/min, stirring 6min is obtained until being completely dispersed
Mixture y；
Temperature of reaction kettle is increased to 72 DEG C, by polyether polyester azo polyether polyeste and bis- (3,5- three-level butyl -4-
Hydroxy phenyl) thioether is added into mixture y, and 25min is stirred, coating is obtained；
Coating is sieved by 150 mesh, filtrate is taken, obtains aluminum products surface coating；
Aluminum products surface is weighed with coating, is packed.
Coating prepared by above-described embodiment 1-5 preparation methods is applied on aluminum products, the cated aluminum products of measuring band
Performance, adhesive force intensity press GB/T7760-2003 standard testings, carry out the test of 180 degree peel strength, and performance data is as follows：
This coating is can be seen that according to the data in table to apply when on aluminum products, coating adhesion is strong, 180 degree stripping
Intensity can averagely reach 15kN/m or more, and uniform coating thickness, flatness is high, and coating surface is smooth, and glossiness can reach
95% or more.
And this preparation section is simple, with low raw-material cost, excellent combination property.
The steps in the embodiment of the present invention can be sequentially adjusted, merged and deleted according to actual needs.
It is described in detail herein, applies specific case and the principle of the present invention and embodiment are explained
It states, above example is merely used to help understand the method and its core concept of the present invention；Meanwhile for the general skill of this field
Art personnel, according to the thought of the present invention, there will be changes in the specific implementation manner and application range, in conclusion this
Description should not be construed as limiting the invention.
Claims (8)
1. the preparation method of aluminum products surface coating, which is characterized in that method includes：
Organic solvent is poured into reaction kettle, agitating device, mixing speed 40-80r/min are opened；
Polyurethane resin, rosin and linseed oil are added into reaction kettle, mixing speed is adjusted to 300-450r/min, is stirred
10-20min obtains mixture x until being completely dissolved；
It adds a pigment in mixture x, mixing speed is adjusted to 200-250r/min, stirring 4-8min is obtained until being completely dispersed
To mixture y；
Temperature of reaction kettle is increased to 60-80 DEG C, levelling agent and antioxidant are added into mixture y, stirs 20-30min,
Obtain coating；
Coating is sieved by 100-200 mesh, filtrate is taken, obtains aluminum products surface coating.
2. preparation method according to claim 1, which is characterized in that method includes：
Organic solvent is poured into reaction kettle, agitating device, mixing speed 50-70r/min are opened；
Polyurethane resin, rosin and linseed oil are added into reaction kettle, mixing speed is adjusted to 340-420r/min, is stirred
13-18min obtains mixture x until being completely dissolved；
It adds a pigment in mixture x, mixing speed is adjusted to 210-240r/min, stirring 5-7min is obtained until being completely dispersed
To mixture y；
Temperature of reaction kettle is increased to 66-75 DEG C, levelling agent and antioxidant are added into mixture y, stirs 22-27min,
Obtain coating；
Coating is sieved by 130-180 mesh, filtrate is taken, obtains aluminum products surface coating.
3. preparation method according to claim 2, which is characterized in that method includes：
Organic solvent is poured into reaction kettle, agitating device, mixing speed 65r/min are opened；
Polyurethane resin, rosin and linseed oil are added into reaction kettle, mixing speed is adjusted to 380r/min, is stirred
15min obtains mixture x until being completely dissolved；
It adds a pigment in mixture x, mixing speed is adjusted to 220r/min, stirring 6min is mixed until being completely dispersed
Object y；
Temperature of reaction kettle is increased to 72 DEG C, levelling agent and antioxidant are added into mixture y, 25min is stirred, is applied
Material；
Coating is sieved by 150 mesh, filtrate is taken, obtains aluminum products surface coating.
4. according to any preparation methods of claim 1-3, it is characterised in that：Further include weigh polyurethane resin, rosin,
Linseed oil, pigment, organic solvent, levelling agent and antioxidant.
5. according to any preparation methods of claim 1-3, it is characterised in that：Further include by aluminum products surface coating into
Row weighs, packaging.
6. according to any preparation methods of claim 1-3, it is characterised in that：The organic solvent is ethyl acetate, second
At least one of acid butyl ester, toluene, dimethylbenzene and ethylene glycol.
7. according to any preparation methods of claim 1-3, it is characterised in that：The levelling agent is organosilicon levelling agent.
8. according to any preparation methods of claim 1-3, it is characterised in that：The antioxidant is 2,6- three-levels butyl-
4- methylphenols, bis- (3,5- three-level butyl -4- hydroxy phenyls) thioethers and four (β-(3,5- three-level butyl -4- hydroxy phenyls)
Propionic acid) one kind in pentaerythritol ester.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810069190.0A CN108276888A (en) | 2018-01-24 | 2018-01-24 | The preparation method of aluminum products surface coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810069190.0A CN108276888A (en) | 2018-01-24 | 2018-01-24 | The preparation method of aluminum products surface coating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108276888A true CN108276888A (en) | 2018-07-13 |
Family
ID=62804943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810069190.0A Pending CN108276888A (en) | 2018-01-24 | 2018-01-24 | The preparation method of aluminum products surface coating |
Country Status (1)
| Country | Link |
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| CN (1) | CN108276888A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1181403A (en) * | 1996-10-29 | 1998-05-13 | 招远市聚氨酯制品有限公司 | Method for prepn. of polyurethane anti-corrosion paint and its products |
| CN101245201A (en) * | 2008-03-21 | 2008-08-20 | 杨建平 | Thermoplastic powder electrically-conducting paint/printing ink and manufacture method thereof |
-
2018
- 2018-01-24 CN CN201810069190.0A patent/CN108276888A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1181403A (en) * | 1996-10-29 | 1998-05-13 | 招远市聚氨酯制品有限公司 | Method for prepn. of polyurethane anti-corrosion paint and its products |
| CN101245201A (en) * | 2008-03-21 | 2008-08-20 | 杨建平 | Thermoplastic powder electrically-conducting paint/printing ink and manufacture method thereof |
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Application publication date: 20180713 |
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