CN107936799A - Super hydrophilic coating and its production method and its application for heat-exchanger fin - Google Patents
Super hydrophilic coating and its production method and its application for heat-exchanger fin Download PDFInfo
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- CN107936799A CN107936799A CN201711273456.5A CN201711273456A CN107936799A CN 107936799 A CN107936799 A CN 107936799A CN 201711273456 A CN201711273456 A CN 201711273456A CN 107936799 A CN107936799 A CN 107936799A
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- exchange fin
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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
- C09D171/00—Coating compositions based on polyethers obtained by reactions forming an ether link in the main chain; Coating compositions based on derivatives of such polymers
- C09D171/02—Polyalkylene oxides
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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
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/24—Homopolymers or copolymers of amides or imides
- C09D133/26—Homopolymers or copolymers of acrylamide or methacrylamide
-
- 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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
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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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1687—Use of special additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0806—Silver
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- 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
Abstract
The present invention discloses the super hydrophilic coating for being used for heat-exchanger fin and its production method and its application, including with hydrophilic high molecular weight water soluble polymer, the film forming polymer with water resistance chemical resistance, surfactant, antiseptic, corrosion inhibiter, neutralizer and deionized water.
Description
Technical field
It is described super hydrophilic the present invention relates to the super hydrophilic coating for heat-exchanger fin and its production method and its application
After coating is applied to heat-exchanger fin, the heat-exchange fin can be made to keep more long hydrophilic new energy.
Background technology
Heat-exchange fin is widely used in the products such as air-conditioning, refrigerator, wherein the heat-exchange fin is in normal work
During work, generally remain higher in higher temperature, vapor is easy to condense and is formed in the heat exchange fin on piece at this time
" water bridge ", and the formation of water bridge not only can be to stop the mobility of air in heat exchanging process and then influence heat-exchange capacity, together
When can also corrode the heat-exchange fin, and then by the service life of its heat-exchange fin.
To solve to be formed at " water bridge " described in the heat exchange fin on piece, traditional mode is by the heat exchange
Hydrophilic coating is coated on fin, wherein the hydrophilic coating all be use containing a large amount of polar hydrophilic groups as (- OH ,-COOH ,-
SO3H the surfactant of water-base resin collocation polarity group) is made, and the hydrophilic coating is coated on heat-exchange fin
Afterwards, although can temporarily prevent the formation of " water bridge ", water-base resin of polar hydrophilic group etc. from can not exist for a long time
Presence stable for a long time, therefore, described after traditional hydrophilic coating is applied in the heat-exchange fin in the environment of high humidity
In use for some time, its hydrophilicity will drastically decline heat-exchange fin, so that the heat of the heat-exchange fin
Exchange capacity reduces, and increases energy consumption.
On the other hand, it is mainly used in for the heat-exchange fin in heat-exchange apparatus (such as refrigerator, air-conditioning), and institute
State heat-exchange apparatus and be usually put in interior, and the organic volatile and oily matter of the generation such as furniture, decoration in interior
Because the circulation of air is extremely easily combined with the hydrophilic group of the polarity, so as to influence the hydrophily of the coating.
The content of the invention
Advantage of the invention is that provide a kind of super hydrophilic coating for heat-exchanger fin and its production method and its
Using wherein the super hydrophilic coating is different from traditional hydrophilic coating, it will have hydrophilic height by physics concaveconvex structure
Macromolecule water-solubility polymer is fixed in the form of short grained on water-fast film forming matter, so as to reach in hot and humid building ring
Hydrophilicity is kept under border for a long time, constantly to improve heat-exchange capacity, reduce energy consumption.
The advantage of the present invention is to provide a kind of super hydrophilic coating for heat-exchanger fin and its production method and its should
With, wherein the super hydrophilic coating can while preferable hydrophilicity is kept, the organic matter that is not easy to adsorb in environment or
Other pollutants of person, so as to ensure that the stability of the super hydrophilic coating.
The advantage of the present invention is to provide a kind of super hydrophilic coating for heat-exchanger fin and its production method and its should
With wherein the super hydrophilic coating mainly uses nonpolar EO groups, wherein the super hydrophilic coating is with graininess
It is fixed on water-fast film forming matter to ensure the hydrophilicity of the super hydrophilic coating.
The technical scheme is that a kind of super hydrophilic coating for heat-exchange fin is provided, including：
With hydrophilic high molecular weight water soluble polymer；
Film forming polymer with water resistance chemical resistance；
Surfactant；
Antiseptic；
Corrosion inhibiter；
Neutralizer；And
Deionized water, in embodiments of the present invention, said components are mixed according to predetermined process can obtain it is described
For the super hydrophilic coating of heat-exchange fin, wherein formed each component of the super hydrophilic coating using nonpolar EO groups as
It is main, so that the super hydrophilic coating can keep good stability for a long time in hot and humid environment.
Preferably, the super hydrophilic coating further includes cosolvent.
Preferably, it is described that there is hydrophilic high molecular weight water soluble polymer to be implemented as being selected from：Polyacrylamide, carboxylic first
Base cellulose, methylcellulose, ethyl cellulose, hydroxy ethyl fiber, polyacrylic acid, polymaleic anhydride, poly-quaternary ammonium salt, poly- second two
Combination between more than one or both of alcohol, polyethylene glycol oxide.
Preferably, it is described that there is water resistance chemical resistance film forming polymer to be implemented as being selected from：Polytetrafluoroethylene (PTFE), poly- trifluoro
One kind in ethylene-vinyl ether, polyurethane, polyvinyl alcohol, polyvinyl amide, polyvinylpyrrolidone, polyethyleneimine or
Combination between two or more.
Preferably, the surfactant is implemented as being selected from：Anion surfactant, cationic surfactant or
Combination between more than one or both of nonionic surfactant.
Preferably, the corrosion inhibiter is implemented as being selected from：Vanadium ion compound, zirconium ion compound, molybdenum ion compound,
Organic phosphoric acid and its compound, citric acid and its compound, tannic acid and one kind in its compound, silicate or two
Combination between more than kind.
Preferably, the antiseptic is implemented as being selected from：Silver ion antimicrobial agent, vanilla aldehydes antiseptic, ethyl vanillin
In class antiseptic, anilid class antiseptic, imidazoles antiseptic, thiazoles antiseptic, isothiazolone derivative class antiseptic
One or more between combination.
Preferably, the neutralizer be selected from：Ammonium hydroxide, triethanolamine, N, one in N- dimethylethanolamines, sodium hydroxide
Combination between planting or being two or more.
Preferably, the cosolvent be selected from：Propylene glycol monomethyl ether, butyl glycol ether, diethylene glycol dimethyl ether acetate, isopropyl
Combination more than one or both of alcohol, butanone, ethanol, propylene glycol methyl ether acetate.
Preferably, the mass fraction of each component is respectively：It is described that there is hydrophilic high molecular weight water soluble polymer 3-
10%th, the film forming polymer 1-3% with water resistance chemical resistance, the surfactant 0.05-0.3%, described anti-
Microbial inoculum 0.2-0.5%, the corrosion inhibiter 3-10%, the neutralizer 0.2-2.0% and the deionized water surplus.
The present invention also provides the production method of the super hydrophilic coating for being used for heat-exchange fin, including：
(1) it is pre-configured with using 10-30 mass fraction deionized waters described in 3-10 mass fractions with hydrophilic water-soluble
Property high molecular polymer；
(2) 1-3 parts of water resistances are configured and are formed a film using 20-50 mass parts deionization, 2-5 parts of cosolvents, 0.2-2 parts of neutralizers
Polymer；
(3) 4-8 parts of corrosion inhibiter are pre-configured with using 15-25 mass parts deionized waters, and use neutralizer adjustment pH value 6-
8；
(4) by above-mentioned (1) to (3) solution mix and according to 500-700 rotating speed (RPM) mix 1-2 it is small when；And
(5) 0.2-0.5% antiseptics are added, when small according to the rotating speed mixing 1-2 of 500-700.
Preferably, the step (1) includes：
(1.1) deionized water of 15-25 mass parts is heated to 40-60 DEG C；
(1.2) high molecular weight water soluble polymer of 4-8 mass parts is added into step (1.1), insulation 500RPM speed
When degree stirring 2-4 is small；And
(1.3) 20-30 DEG C is cooled to, is configured to aqueous solutions of polymers.
Preferably, the step (2) includes：
(2.1) deionized water of 30-40 mass parts is heated to 70-95 degrees Celsius, is preferably 30-40 mass parts；
(2.2) by water resistance film forming polymer described in 1-3 mass parts, cosolvent described in 2-5 mass parts, 0.2-2 mass parts
The neutralizer is added into step (2.1), when insulation 500RPM speed stirrings 3-5 is small；And
(2.3) 20-30 DEG C is cooled to, is configured to aqueous solution.
Preferably, the step (3) includes：
(3.1) corrosion inhibiter of 4-8 mass parts is added into the deionized water of 10-30 mass parts；With
(3.2) using neutralizer set-up procedure (3.1) pH value to 6-8.
Embodiment
In order to further appreciate that the present invention, the preferred embodiment of the invention is described with reference to embodiment, still
It should be appreciated that these descriptions are simply further explanation the features and advantages of the present invention, rather than to the claims in the present invention
Limitation.
The present invention discloses a kind of super hydrophilic coating for heat-exchange fin, wherein the Superhydrophilic coating includes：Tool
There are hydrophilic high molecular weight water soluble polymer, the film forming polymer with water resistance chemical resistance, surfactant, antibacterial
Agent, corrosion inhibiter, neutralizer and deionized water composition, in embodiments of the present invention, are mixed said components according to predetermined process
Close and can obtain the super hydrophilic coating for heat-exchange fin.
Further, the hydrophilic coating for heat-exchange fin further comprises cosolvent, wherein the institute added
Stating cosolvent helps quickly to form the super hydrophilic coating.
It is noted that described there is hydrophilic high molecular weight water soluble polymer to be implemented as being selected from：Polyacrylamide
Amine, carboxymethyl cellulose, methylcellulose, ethyl cellulose, hydroxy ethyl fiber, polyacrylic acid, polymaleic anhydride, poly- quaternary amine
Combination between more than one or both of salt, polyethylene glycol, polyethylene glycol oxide.
It should also be mentioned that described there is water resistance chemical resistance film forming polymer to be implemented as being selected from：Polytetrafluoro
Ethene, poly- trifluoro-ethylene vinyl ethers, polyurethane, polyvinyl alcohol, polyvinyl amide, polyvinylpyrrolidone, polyethyleneimine
Combination between more than one or both of amine.
In addition, the surfactant is implemented as being selected from：Anion surfactant, cationic surfactant or non-
Combination between more than one or both of ionic surface active agent.
The corrosion inhibiter is implemented as being selected from：Vanadium ion compound, zirconium ion compound, molybdenum ion compound, organophosphor
It is more than one or both of acid and its compound, citric acid and its compound, tannic acid and its compound, silicate
Between combination.
The antiseptic is implemented as being selected from：Silver ion antimicrobial agent, vanilla aldehydes antiseptic, ethyl vanillin aldehydes antibacterial
One kind in agent, anilid class antiseptic, imidazoles antiseptic, thiazoles antiseptic, isothiazolone derivative class antiseptic
Or it is two or more between combination.
The neutralizer be selected from：Ammonium hydroxide, triethanolamine, N, one kind or two in N- dimethylethanolamines, sodium hydroxide
Combination between more than kind.
The cosolvent be selected from：Propylene glycol monomethyl ether, butyl glycol ether, diethylene glycol dimethyl ether acetate, isopropanol, fourth
Combination more than one or both of ketone, ethanol, propylene glycol methyl ether acetate.
It is understood that due to formed in the present invention each component of the super hydrophilic coating using nonpolar EO groups as
It is main, so that the super hydrophilic coating can keep good stability for a long time in hot and humid environment.
Preferably, in the present invention, what the super hydrophilic coating for heat-exchange fin included described has hydrophily
The high molecular weight water soluble polymer, film forming polymer with water resistance chemical resistance, the surfactant, described anti-
Microbial inoculum, the corrosion inhibiter, the mass component of the neutralizer and the deionized water are respectively implemented as：It is described have it is hydrophilic
The high molecular weight water soluble polymer 3-10% of property, the film forming polymer 1-3% with water resistance chemical resistance, the surface
Activating agent 0.05-0.3%, the antiseptic 0.2-0.5%, the corrosion inhibiter 3-10%, the neutralizer 0.2-2.0%, institute
State deionized water surplus.
The production method of the specific hydrophilic coating is implemented as in an embodiment of the present invention：
(1) it is pre-configured with using 10-30 mass fraction deionized waters described in 3-10 mass fractions with hydrophilic water-soluble
Property high molecular polymer；
(2) 1-3 parts of water resistances are configured and are formed a film using 20-50 mass parts deionization, 2-5 parts of cosolvents, 0.2-2 parts of neutralizers
Polymer；
(3) 4-8 parts of corrosion inhibiter are pre-configured with using 15-25 mass parts deionized waters, and use neutralizer adjustment pH value 6-
8；
(4) by above-mentioned (1) to (3) solution mix and according to 500-700 rotating speed (RPM) mix 1-2 it is small when；And
(5) 0.2-0.5% antiseptics are added, when small according to the rotating speed mixing 1-2 of 500-700.
Preferably, the step (1) includes：
(1.1) deionized water of 10-30 mass parts is heated to 40-60 DEG C, it is therefore preferable to 15-25 mass parts；
(1.2) high molecular weight water soluble polymer of 3-10 mass parts is added into step (1.1), insulation 500RPM speed
It is preferably 4-8 mass parts when degree stirring 2-4 is small；And
(1.3) 20-30 DEG C is cooled to, is configured to aqueous solutions of polymers.
Preferably, the step (2) includes：
(2.1) deionized water of 20-50 mass parts is heated to 70-95 degrees Celsius, is preferably 30-40 mass parts；
(2.2) by water resistance film forming polymer described in 1-3 mass parts, cosolvent described in 2-5 mass parts, 0.2-2 mass parts
The neutralizer is added into step (2.1), when insulation 500RPM speed stirrings 3-5 is small；And
(2.3) 20-30 DEG C is cooled to, is configured to aqueous solution.
Preferably, the step (3) includes：
(3.1) corrosion inhibiter of 3-10 mass parts is added into the deionized water of 10-30 mass parts, is preferably 4-8 mass parts
Corrosion inhibiter is added into 15-25 mass parts deionized waters；With
(3.2) using neutralizer set-up procedure (3.1) pH value to 6-8.
It is described to be used for the super hydrophilic water paint of aluminum fins of heat exchanger in the embodiment of the present invention 1, group by mass percentage
Into；Polyvinyl alcohol (degree of polymerization 500, saponification degree 98-99) 2g, polyacrylic acid (molecular weight 100000) 2g, polyacrylamide 3g, gather
Ethylene glycol 4g, ammonium fluozirconate 1.5g, ammonium hydroxide 0.8g, propylene glycol monomethyl ether 3g, nano silver antimicrobials 0.5g, water supply 100g.
Its performance：
| Testing standard | Test result | |
| Initial stage is hydrophilic | 25 ° of ＜ | 5 ° of ＜ |
| Continue flowing water 240hr | 25 ° of ＜ | 16° |
| Drying and watering cycle 300cy | 25 ° of ＜ | 20° |
| Thermal cycle 10cy | 30 ° of ＜ | 19° |
It is described to be used for the super hydrophilic water paint of aluminum fins of heat exchanger in the embodiment of the present invention 2, group by mass percentage
Into；Polyvinyl alcohol (degree of polymerization 500, saponification degree 98-99) 2g, polyacrylic acid (molecular weight 100000) 2g, polyacrylamide 3g, gather
Ethylene glycol 4g, ammonium fluozirconate 1.5g, citric acid 0.5g, ammonium hydroxide 0.8g, propylene glycol monomethyl ether 3g, nano silver antimicrobials 0.5g, water are mended
Sufficient 100g.
Its performance：
| Testing standard | Test result | |
| Initial stage is hydrophilic | 25 ° of ＜ | 5 ° of ＜ |
| Continue flowing water 240hr | 25 ° of ＜ | 13° |
| Drying and watering cycle 300cy | 25 ° of ＜ | 17° |
| Thermal cycle 10cy | 30 ° of ＜ | 15° |
It is described to be used for the super hydrophilic water paint of aluminum fins of heat exchanger in the embodiment of the present invention 3, group by mass percentage
Into：Polyvinyl alcohol (degree of polymerization 1100, saponification degree 98-99) 2g, polyacrylic acid (molecular weight 100000) 2g, polyacrylamide
2.5g, polyethylene glycol 2g, ammonium fluozirconate 1.5g, ammonium hydroxide 0.8g, propylene glycol monomethyl ether 3g, nano silver antimicrobials 0.5g, water are supplied
100g。
Its performance：
| Testing standard | Test result | |
| Initial stage is hydrophilic | 25 ° of ＜ | 5 ° of ＜ |
| Continue flowing water 240hr | 25 ° of ＜ | 24° |
| Drying and watering cycle 300cy | 25 ° of ＜ | 21° |
| Thermal cycle 10cy | 30 ° of ＜ | 25° |
It is described to be used for the super hydrophilic water paint of aluminum fins of heat exchanger in the embodiment of the present invention 4, group by mass percentage
Into；Polyvinyl alcohol (degree of polymerization 1700, saponification degree 88) 2g, polyacrylic acid (molecular weight 200000) 2g, polyacrylamide 3g, poly- second
Glycol 4g, ammonium fluozirconate 1.5g, citric acid 0.5g, triethanolamine 1.2g, propylene glycol monomethyl ether 3g, nano silver antimicrobials 0.5g, water
Supply 100g.Its performance：
| Testing standard | Test result | |
| Initial stage is hydrophilic | 25 ° of ＜ | 5 ° of ＜ |
| Continue flowing water 240hr | 25 ° of ＜ | 23° |
| Drying and watering cycle 300cy | 25 ° of ＜ | 19° |
| Thermal cycle 10cy | 30 ° of ＜ | 27° |
It is described to be used for the super hydrophilic water paint of aluminum fins of heat exchanger in the embodiment of the present invention 5, group by mass percentage
Into；Polyvinyl alcohol (degree of polymerization 500, saponification degree 98-99) 2g, polyacrylic acid (molecular weight 100000) 2g, polyacrylamide 3g, gather
Ethylene glycol 4g, ammonium fluozirconate 1.5g, citric acid 0.9g, ammonium hydroxide 1.4g, propylene glycol monomethyl ether 3g, nano silver antimicrobials 0.5g, water are mended
Sufficient 100g.
Its performance：
| Testing standard | Test result | |
| Initial stage is hydrophilic | 25 ° of ＜ | 5 ° of ＜ |
| Continue flowing water 240hr | 25 ° of ＜ | 14° |
| Drying and watering cycle 300cy | 25 ° of ＜ | 16° |
| Thermal cycle 10cy | 30 ° of ＜ | 16° |
It is described to be used for the super hydrophilic water paint of aluminum fins of heat exchanger in the embodiment of the present invention 6, group by mass percentage
Into；Polyvinyl alcohol (degree of polymerization 500, saponification degree 98-99) 3g, polyacrylic acid (molecular weight 100000) 2g, polyacrylamide 5g, gather
Ethylene glycol 3g, ammonium fluozirconate 1.5g, ammonium hydroxide 0.8g, propylene glycol monomethyl ether 3g, nano silver antimicrobials 0.5g, water supply 100g.Its property
Energy：
| Testing standard | Test result | |
| Initial stage is hydrophilic | 25 ° of ＜ | 5 ° of ＜ |
| Continue flowing water 240hr | 25 ° of ＜ | 16° |
| Drying and watering cycle 300cy | 25 ° of ＜ | 17° |
| Thermal cycle 10cy | 30 ° of ＜ | 20° |
In addition, the present invention discloses a heat-exchange fin for being coated with the super hydrophilic coating, wherein the heat-exchange fin
Including a coating, wherein the coating is made of above-mentioned super hydrophilic coating, wherein the coated coating is fixed on institute with graininess
Heat exchange fin sheet body is stated to form the heat-exchange fin.
It can thus be seen that the object of the invention can be efficiently accomplished fully.For explaining function and structure principle of the present invention
The embodiment is absolutely proved and described, and the present invention is from the limitation based on the change on these embodiment basis.
Therefore, the present invention includes covering all modifications within appended claims claimed range and spirit.
Claims (16)
- A kind of 1. super hydrophilic coating for heat-exchange fin, it is characterised in that including：With hydrophilic high molecular weight water soluble polymer；Film forming polymer with water resistance chemical resistance；Surfactant；Antiseptic；Corrosion inhibiter；Neutralizer；AndDeionized water forms.
- 2. the super hydrophilic coating according to claim 1 for heat-exchange fin, it is characterised in that the super hydrophilic coating Further include cosolvent.
- 3. the super hydrophilic coating according to claim 1 for heat-exchange fin, it is characterised in that described that there is hydrophily High molecular weight water soluble polymer be implemented as being selected from：Polyacrylamide, carboxymethyl cellulose, methylcellulose, ethyl cellulose One or both of element, hydroxy ethyl fiber, polyacrylic acid, polymaleic anhydride, poly-quaternary ammonium salt, polyethylene glycol, polyethylene glycol oxide Combination between above.
- 4. the super hydrophilic coating according to claim 1 for heat-exchange fin, it is characterised in that described that there is water resistance Chemical resistance film forming polymer is implemented as being selected from：Polytetrafluoroethylene (PTFE), poly- trifluoro-ethylene vinyl ethers, polyurethane, polyvinyl alcohol, Combination between more than one or both of polyvinyl amide, polyvinylpyrrolidone, polyethyleneimine.
- 5. the super hydrophilic coating according to claim 1 for heat-exchange fin, it is characterised in that the surfactant It is implemented as being selected from：One kind in anion surfactant, cationic surfactant or nonionic surfactant or two Combination between more than kind.
- 6. the super hydrophilic coating according to claim 1 for heat-exchange fin, it is characterised in that the corrosion inhibiter is by reality Apply for selected from：Vanadium ion compound, zirconium ion compound, molybdenum ion compound, organic phosphoric acid and its compound, citric acid with And its it is more than one or both of compound, tannic acid and its compound, silicate between combination.
- 7. the super hydrophilic coating according to claim 1 for heat-exchange fin, it is characterised in that the antiseptic is by reality Apply for selected from：Silver ion antimicrobial agent, vanilla aldehydes antiseptic, ethyl vanillin aldehydes antiseptic, anilid class antiseptic, imidazoles Combination between more than one or both of class antiseptic, thiazoles antiseptic, isothiazolone derivative class antiseptic.
- 8. the super hydrophilic coating according to claim 1 for heat-exchange fin, it is characterised in that the neutralizer is choosing From：Combination between more than one or both of ammonium hydroxide, triethanolamine, N, N- dimethylethanolamines, sodium hydroxide.
- 9. the super hydrophilic coating according to claim 2 for heat-exchange fin, it is characterised in that the cosolvent is choosing From：Propylene glycol monomethyl ether, butyl glycol ether, diethylene glycol dimethyl ether acetate, isopropanol, butanone, ethanol, propylene glycol methyl ether acetate One or both of more than combination.
- 10. the super hydrophilic coating according to claim 2 for heat-exchange fin, it is characterised in that the quality of each component Number is respectively：It is described with hydrophilic high molecular weight water soluble polymer 3-10%, it is described with water resistance chemical resistance Film forming polymer 1-3%, the surfactant 0.05-0.3%, the antiseptic 0.2-0.5%, the corrosion inhibiter 3- 10%th, deionized water surplus described in the neutralizer 0.2-2.0%, the cosolvent 2-5%.
- 11. one is used for the production method of the super hydrophilic coating of heat-exchange fin, it is characterised in that including：(1) being pre-configured with using 10-30 mass fraction deionized waters has hydrophilic high water solubility described in 3-10 mass fractions Molecularly Imprinted Polymer；(2) 1-3 parts of water resistance film-forming polymers are configured using 20-50 mass parts deionization, 2-5 parts of cosolvents, 0.2-2 parts of neutralizers Thing；(3) 4-8 parts of corrosion inhibiter are pre-configured with using 15-25 mass parts deionized waters, and use neutralizer adjustment pH value 6-8；(4) by above-mentioned (1) to (3) solution mix and according to 500-700 rotating speed (RPM) mix 1-2 it is small when；And(5) 0.2-0.5% antiseptics are added, when small according to the rotating speed mixing 1-2 of 500-700.
- 12. the production method of the super hydrophilic coating according to claim 11 for heat-exchange fin, it is characterised in that institute Stating step (1) includes：(1.1) deionized water of 15-25 mass parts is heated to 40-60 DEG C；(1.2) high molecular weight water soluble polymer of 4-8 mass parts is added into step (1.1), insulation 500RPM speed is stirred Mix 2-4 it is small when；And(1.3) 20-30 DEG C is cooled to, is configured to aqueous solutions of polymers.
- 13. the production method of the super hydrophilic coating according to claim 11 for heat-exchange fin, it is characterised in that institute Stating step (2) includes：(2.1) deionized water of 30-40 mass parts is heated to 70-95 degrees Celsius, is preferably 30-40 mass parts；(2.2) by water resistance film forming polymer described in 1-3 mass parts, cosolvent described in 2-5 mass parts, described in 0.2-2 mass parts Neutralizer is added into step (2.1), when insulation 500RPM speed stirrings 3-5 is small；And(2.3) 20-30 DEG C is cooled to, is configured to aqueous solution.
- 14. the production method of the super hydrophilic coating according to claim 11 for heat-exchange fin, it is characterised in that institute Stating step (3) includes：(3.1) corrosion inhibiter of 4-8 mass parts is added into the deionized water of 10-30 mass parts；With(3.2) using neutralizer set-up procedure (3.1) pH value to 6-8.
- A 15. heat-exchanger fin, it is characterised in that described be used for heat exchanger wing including any in claims 1 to 10 The paint coatings of piece and a heat exchange fin sheet body, wherein the coated coating with graininess be fixed on the heat exchange fin sheet body with Form the heat-exchange fin.
- A 16. heat-exchanger fin, it is characterised in that including described being used for heat exchange fin using any in claim 11 to 14 The paint coatings of heat-exchanger fin are set forth in made of the production method of the super hydrophilic coating of piece.
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| CN201711273456.5A CN107936799A (en) | 2017-12-06 | 2017-12-06 | Super hydrophilic coating and its production method and its application for heat-exchanger fin |
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| CN201711273456.5A CN107936799A (en) | 2017-12-06 | 2017-12-06 | Super hydrophilic coating and its production method and its application for heat-exchanger fin |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113717594A (en) * | 2020-05-25 | 2021-11-30 | 海信（山东）空调有限公司 | Antibacterial and mildewproof hydrophilic coating for fins and air-conditioning heat exchanger comprising same |
| EP4063460A4 (en) * | 2020-05-28 | 2023-02-01 | LG Chem, Ltd. | Antibacterial polymer composition |
| CN116814126A (en) * | 2023-08-03 | 2023-09-29 | 燕山大学 | Preparation method of self-healing photocatalytic super-hydrophilic anti-fog coating |
| CN116814126B (en) * | 2023-08-03 | 2024-05-10 | 燕山大学 | Preparation method of self-healing photocatalytic super-hydrophilic anti-fog coating |
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| CN1704175A (en) * | 2004-06-01 | 2005-12-07 | 株式会社神户制钢所 | Hydrophilic surface treatment aluminum sheet and radiator fin for heat exchanger using the aluminum sheet |
| CN101831195A (en) * | 2009-03-09 | 2010-09-15 | 株式会社神户制钢所 | Aluminum thermal fin material |
| CN104884177A (en) * | 2012-06-19 | 2015-09-02 | 日本油漆株式会社 | Method for covering aluminum fin material with hydrophilic film, aluminum fin material, and aluminum heat exchanger |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1704175A (en) * | 2004-06-01 | 2005-12-07 | 株式会社神户制钢所 | Hydrophilic surface treatment aluminum sheet and radiator fin for heat exchanger using the aluminum sheet |
| CN101831195A (en) * | 2009-03-09 | 2010-09-15 | 株式会社神户制钢所 | Aluminum thermal fin material |
| CN104884177A (en) * | 2012-06-19 | 2015-09-02 | 日本油漆株式会社 | Method for covering aluminum fin material with hydrophilic film, aluminum fin material, and aluminum heat exchanger |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113717594A (en) * | 2020-05-25 | 2021-11-30 | 海信（山东）空调有限公司 | Antibacterial and mildewproof hydrophilic coating for fins and air-conditioning heat exchanger comprising same |
| EP4063460A4 (en) * | 2020-05-28 | 2023-02-01 | LG Chem, Ltd. | Antibacterial polymer composition |
| CN116814126A (en) * | 2023-08-03 | 2023-09-29 | 燕山大学 | Preparation method of self-healing photocatalytic super-hydrophilic anti-fog coating |
| CN116814126B (en) * | 2023-08-03 | 2024-05-10 | 燕山大学 | Preparation method of self-healing photocatalytic super-hydrophilic anti-fog coating |
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