CN103568398B - The manufacture method of freezing frosting aluminum strip - Google Patents
The manufacture method of freezing frosting aluminum strip Download PDFInfo
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- CN103568398B CN103568398B CN201310576727.XA CN201310576727A CN103568398B CN 103568398 B CN103568398 B CN 103568398B CN 201310576727 A CN201310576727 A CN 201310576727A CN 103568398 B CN103568398 B CN 103568398B
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- Prior art keywords
- aluminum strip
- freezing
- frosting
- water
- freezing frosting
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 53
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 53
- 230000008014 freezing Effects 0.000 title claims abstract description 51
- 238000007710 freezing Methods 0.000 title claims abstract description 51
- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 9
- 238000000576 coating method Methods 0.000 claims abstract description 30
- 239000011248 coating agent Substances 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 14
- 239000002344 surface layer Substances 0.000 claims abstract description 13
- 239000004925 Acrylic resin Substances 0.000 claims abstract description 6
- 229920000178 Acrylic resin Polymers 0.000 claims abstract description 6
- 229920003180 amino resin Polymers 0.000 claims abstract description 6
- 239000004846 water-soluble epoxy resin Substances 0.000 claims abstract description 6
- 238000002161 passivation Methods 0.000 claims abstract description 5
- 238000005238 degreasing Methods 0.000 claims abstract description 3
- 238000001035 drying Methods 0.000 claims abstract description 3
- 238000005406 washing Methods 0.000 claims abstract description 3
- QBDAFARLDLCWAT-UHFFFAOYSA-N 2,3-dihydropyran-6-one Chemical compound O=C1OCCC=C1 QBDAFARLDLCWAT-UHFFFAOYSA-N 0.000 claims description 4
- POAOYUHQDCAZBD-UHFFFAOYSA-N 2-butoxyethanol Chemical compound CCCCOCCO POAOYUHQDCAZBD-UHFFFAOYSA-N 0.000 claims description 4
- UEEJHVSXFDXPFK-UHFFFAOYSA-N N-dimethylaminoethanol Chemical compound CN(C)CCO UEEJHVSXFDXPFK-UHFFFAOYSA-N 0.000 claims description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 4
- 229960002887 deanol Drugs 0.000 claims description 4
- 239000012972 dimethylethanolamine Substances 0.000 claims description 4
- 239000003921 oil Substances 0.000 claims description 4
- 229910052710 silicon Inorganic materials 0.000 claims description 4
- 239000010703 silicon Substances 0.000 claims description 4
- 238000007711 solidification Methods 0.000 claims description 2
- 230000008023 solidification Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 14
- 238000005452 bending Methods 0.000 abstract description 5
- 238000004049 embossing Methods 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 4
- 239000012752 auxiliary agent Substances 0.000 abstract description 2
- 230000002209 hydrophobic effect Effects 0.000 description 16
- 230000003075 superhydrophobic effect Effects 0.000 description 9
- 239000004411 aluminium Substances 0.000 description 5
- 239000000758 substrate Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005213 imbibition Methods 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 125000000218 acetic acid group Chemical class C(C)(=O)* 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000006184 cosolvent Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000003682 fluorination reaction Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
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Abstract
The present invention relates to a kind of manufacture method of freezing frosting aluminum strip, freezing frosting aluminum strip is made up of aluminum strip base material bottom and the freezing frosting coatings surface layer that is coated on the upper and lower surface of aluminum strip base material bottom, and manufacture method feature is water soluble acrylic resin 38 ± 2% by component and weight proportion; Water-soluble epoxy resin 8 ± 2%; Coating amino resins 20 ± 2% and auxiliary agent; More than add pure water to 100% special coating solidify in the upper and lower surface of aluminum strip through degreasing → washing, passivation → drying → roller coat → baking-curing technological process.Improve further through freezing frosting effect on probation; Extension tack is good, stands embossing, Bending Processing and still has good freezing frosting effect; Can effectively reduce because freezing for room in refrigerator, refrigerator-freezer, frosting and the thermal resistance that produces, thus improve heat-exchange capacity, serve energy-saving and cost-reducing effect.
Description
Technical field
The invention belongs to coating aluminium belt material field, particularly a kind of manufacture method of freezing frosting aluminum strip.
Background technology
Prior art document 1ZL201320063162.0 discloses a kind of hydrophobic aluminum strip, " it is characterized in that being made up of aluminum strip base material bottom and the hydrophobic coating surface layer being coated on the upper and lower surface of aluminum strip base material bottom.Component and the weight proportion of described hydrophobic coating surface layer are: water soluble acrylic resin 25-35%; Coating amino resins 5-15%; Water-soluble epoxy resin 1-4%; Water-soluble silicon oil 0.5-2.0%; Dimethylethanolamine 0.5-1.5%; Ethylene glycol monobutyl ether 0.5-1.5%; Dinonylnaphthalene disulfonic acid 0.1-0.4%; NP-40 NPE 0.3-0.8%; All the other add pure water to 100%.The thickness of described hydrophobic coating surface layer is 3 ± 1 μm, and hydrophobic coating surface thickness 2-4 μm ensure that the hydrophobic effect of freezing frosting aluminum strip, and the thickness of hydrophobic coating surface layer can be selected in 2-10 μm as required.”
Disclosed in prior art document 1, this hydrophobic aluminum strip " has good hydrophobic function.Water droplet is at the aluminum strip surface glomeration globule that the invention process obtains, and the contact angle of the globule on aluminum strip surface is 155 °-165 °, and the globule seldom sticks each other, very easily tumbles.Use in refrigeration systems, improve heat exchange effect, thus reduce energy consumption, decrease the corrosion chance because water droplet condensation causes in aluminium material surface simultaneously, extend service life.”
Prior art document 2 is propose in happy " cryogenic engineering " the 06 phase literary composition in 2010 of " the freezing frosting effect analysis of aluminum substrate super hydrophobic surface " Xu Wen thoroughbred horse Song Jin dragon Sun Jing Dou Qing that " increasing contact angle is the important method improving surperficial freezing frosting performance.”
Prior art document 3 is for " adopting neutral electrolyte; prepare aluminum substrate super hydrophobic surface by electrical-chemistry method technology and fluorination treatment method; contact angle reaches 160 °; roll angle is less than 5 °, and carried out thereon freezing and frosting research in " aluminum substrate super hydrophobic surface freeze Frosting performance research " happy " refrigeration journal " 04 phase literary composition in 2011 of Xu Wen thoroughbred horse Song Jin dragon Sun Jing Dou Qing.Under different experimental conditions, study the pattern of super hydrophobic surface, frost level over time, and contrast with the conventional aluminium under the same terms is surperficial, water imbibition is surperficial.Result shows, this super hydrophobic surface, after more than 50 frostings, defrosting, still has good ultra-hydrophobicity, shows good repeatability and durability; Compared with conventional aluminium surface, aluminum substrate super hydrophobic surface has obvious freezing frosting performance, and hoar crystal first appears at edge and spreads to centre gradually, but but white ability reduces along with the reduction of cold surface temperature; Compared with water imbibition surface, super hydrophobic surface effectively can suppress the increase of surface quality while freezing frosting.”
, there is following defect and deficiency actual being used in this hydrophobic aluminum strip disclosed in prior art document 1:
1, just " decreasing the corrosion chance because water droplet condensation causes in aluminium material surface ", be used in the refrigeration plant evaporimeter of frosting of easily freezing, as in the refrigerating chamber of refrigerator time freezing frosting effect still need and improve further.
2, the hydrophobic coat on its surface is standing under embossing, Bending Processing condition, and the extension tack on hydrophobic coat surface is still inadequate, and when being used in the low temperature of less than-5 DEG C, the freezing frosting successful of embossed surface and bending part declines.
As can be seen here, study and design a kind of freezing frosting effect and improve further, the freezing frosting aluminum strip that the extension tack of coating surface is good and manufacture method thereof are necessary.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, study and design a kind of freezing frosting effect and improve further, the manufacture method of the freezing frosting aluminum strip that the extension tack of coating surface is good.
The object of the present invention is achieved like this: a kind of freezing frosting aluminum strip, it is characterized in that being made up of aluminum strip base material bottom and the freezing frosting coatings surface layer being coated on the upper and lower surface of aluminum strip base material bottom.The thickness of described freezing frosting coatings surface layer is 4 ± 2 μm.
A manufacture method for freezing frosting aluminum strip, is characterized in that by component and weight proportion be water soluble acrylic resin 38 ± 2%; Water-soluble epoxy resin 8 ± 2%; Coating amino resins 20 ± 2%; Water-soluble silicon oil 4.0 ± 1%; Dimethylethanolamine 1.5 ± 0.1%; Ethylene glycol monobutyl ether 1.5 ± 0.1%; Dinonylnaphthalene disulfonic acid 0.6 ± 0.1%; NP-40 NPE 1.0 ± 0.1%; All the other special coatings adding pure water to 100% solidify on the upper and lower surface of the aluminum strip of thickness 0.05-0.6mm through degreasing → washing, passivation → drying → roller coat → baking-curing technological process, wherein, the solidification temperature of baking-curing film: 280 ± 10 DEG C, the hardening time of baking-curing film: 110 ± 20 seconds.The described passivation of described freezing frosting aluminum strip refers to: use passivating solution to make aluminum strip surface form the uniform passivation film that one deck has protective value, for the pre-treatment of roller coat, spraying, to make film adhesive higher.
The freezing frosting aluminum strip that the invention process obtains, compared with prior art shows following beneficial effect:
1, freezing frosting effect improves further.Due to the special coating that freezing frosting coatings surface layer uses, main film forming ingredients water soluble acrylic resin is improve in its component and weight proportion, the percentage of water-soluble epoxy resin and content, also add the percentage of the coating amino resins improving film toughness and moisture resistance and content and corresponding levelling agent water-soluble silicon oil simultaneously, cosolvent dimethylethanolamine and ethylene glycol monobutyl ether, catalyst dinonylnaphthalene disulfonic acid, the percentage of wetting agent and emulsifying agent NP-40 NPE and content, therefore to obtain freezing frosting aluminum strip film formation surface specularity better for the invention process, hydrophobic performance reaches super hydrophobic surface, the contact angle that minute water drops in the aluminum strip surface that the invention process obtains is greater than 165 °, roll angle is less than 5 °, obviously be greater than hydrophobic aluminum strip disclosed in prior art document 1, according in prior art document 2, " increasing contact angle is the important method improving surperficial freezing frosting performance." and prior art document 3 in point out " super hydrophobic surface effectively can suppress the increase of surface quality while freezing frosting." therefore compared with hydrophobic aluminum strip disclosed in prior art document 1; the freezing frosting aluminum strip that the invention process obtains has higher freezing frosting performance and better freezing frosting effect; when being used in the low temperature of less than-5 DEG C, still have good freezing frosting performance and effect.
2, the extension tack of coating surface is good, stands embossing, Bending Processing and still has good freezing frosting effect.
As previously mentioned, due to the special coating that freezing frosting coatings surface layer uses, main film forming ingredients water soluble acrylic resin is improve in component and weight proportion, the percentage of water-soluble epoxy resin and content, also add percentage and the content of coating amino resins and the corresponding auxiliary agent improving film toughness and moisture resistance simultaneously, therefore the invention process obtains freezing frosting aluminum strip film formation surface not only specularity is high, and compared with hydrophobic aluminum strip disclosed in prior art document 1, film formation surface toughness is higher, extension tack is good, stand embossing, Bending Processing still has good freezing frosting effect.
3, effectively improve the decay resistance of coating surface.The invention process obtains freezing frosting aluminum strip, the test of ASTMG85-11 salt spray test method is adopted through SGS, pH value be 3.0-3.1 have in acetic acid salt spray test 500 hours, the evaluation criteria through ASTMG1650-05 is evaluated, and its corrosion-resistant grading is up to 10 grades.
4, the invention process obtains freezing frosting aluminum strip, can effectively reduce because freezing, frosting and the thermal resistance that produces for room in refrigerator, refrigerator-freezer, thus improves heat-exchange capacity, serves energy-saving and cost-reducing effect.
Accompanying drawing explanation
Fig. 1 is the section structure schematic diagram meeting present subject matter structure.
Detailed description of the invention
Below in conjunction with accompanying drawing, implementation detail of the present invention is described as follows:
As shown in Figure 1, a kind of freezing frosting aluminum strip, is characterized in that being made up of aluminum strip base material bottom 1 and the freezing frosting coatings surface layer 2 being coated on the upper and lower surface of aluminum strip base material bottom.
The thickness of described freezing frosting coatings surface layer 2 is 4 ± 2 μm.In concrete enforcement, can be selected in 2-6 μm and 0.05-0.6 millimeter respectively to the thickness of freezing frosting coatings surface layer and aluminum strip base material bottom.
Claims (1)
1. the manufacture method of a freezing frosting aluminum strip, freezing frosting aluminum strip is made up of aluminum strip base material bottom (1) and the freezing frosting coatings surface layer (2) that is coated on aluminum strip base material bottom (1) upper and lower surface, it is characterized in that by component and weight proportion be water soluble acrylic resin 38 ± 2%; Water-soluble epoxy resin 8 ± 2%; Coating amino resins 20 ± 2%; Water-soluble silicon oil 4.0 ± 1%; Dimethylethanolamine 1.5 ± 0.1%; Ethylene glycol monobutyl ether 1.5 ± 0.1%; Dinonylnaphthalene disulfonic acid 0.6 ± 0.1%; NP-40 NPE 1.0 ± 0.1%; All the other special coatings adding pure water to 100% solidify on the upper and lower surface of the aluminum strip of thickness 0.05-0.6mm through degreasing → washing, passivation → drying → roller coat → baking-curing technological process, wherein, the solidification temperature of baking-curing film: 280 ± 10 DEG C, the hardening time of baking-curing film: 110 ± 20 seconds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310576727.XA CN103568398B (en) | 2013-11-14 | 2013-11-14 | The manufacture method of freezing frosting aluminum strip |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310576727.XA CN103568398B (en) | 2013-11-14 | 2013-11-14 | The manufacture method of freezing frosting aluminum strip |
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| Publication Number | Publication Date |
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| CN103568398A CN103568398A (en) | 2014-02-12 |
| CN103568398B true CN103568398B (en) | 2016-01-27 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1301290A (en) * | 1997-11-12 | 2001-06-27 | 昭和电工株式会社 | Water-repellent coating material and article with water-repellent surface |
| CN203172097U (en) * | 2013-02-05 | 2013-09-04 | 镇江市万源电子有限公司 | Hydrophobic aluminum strip |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5367975B2 (en) * | 2007-11-29 | 2013-12-11 | 古河スカイ株式会社 | Method for producing coated aluminum sheet |
| CN101712833A (en) * | 2009-12-15 | 2010-05-26 | 重庆斯耐博涂料有限公司 | Water-based environment-friendly finishing paint and preparation method thereof |
| CN101798479A (en) * | 2010-02-25 | 2010-08-11 | 江苏常铝铝业股份有限公司 | Highly-corrosion-resistant water-based anticorrosive paint for hydrophilic coated aluminum foil, application and using method |
-
2013
- 2013-11-14 CN CN201310576727.XA patent/CN103568398B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1301290A (en) * | 1997-11-12 | 2001-06-27 | 昭和电工株式会社 | Water-repellent coating material and article with water-repellent surface |
| CN203172097U (en) * | 2013-02-05 | 2013-09-04 | 镇江市万源电子有限公司 | Hydrophobic aluminum strip |
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| CN103568398A (en) | 2014-02-12 |
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Denomination of invention: Anti-icing and anti-frosting aluminum strip manufacturing method Effective date of registration: 20190528 Granted publication date: 20160127 Pledgee: Bank of China Limited Dingmaoqiao Branch, Zhenjiang Pledgor: JIANGSU WANYUAN NEW MATERIALS CO.,LTD. Registration number: 2019320000247 |
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Denomination of invention: Anti-icing and anti-frosting aluminum strip manufacturing method Effective date of registration: 20200507 Granted publication date: 20160127 Pledgee: Bank of China Limited Dingmaoqiao Branch, Zhenjiang Pledgor: JIANGSU WANYUAN NEW MATERIALS Co.,Ltd. Registration number: Y2020980002027 |
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Date of cancellation: 20210414 Granted publication date: 20160127 Pledgee: Bank of China Limited Dingmaoqiao Branch, Zhenjiang Pledgor: JIANGSU WANYUAN NEW MATERIALS Co.,Ltd. Registration number: Y2020980002027 |
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Denomination of invention: Manufacturing method of frost resistant aluminum strip Effective date of registration: 20210415 Granted publication date: 20160127 Pledgee: Bank of China Limited Dingmaoqiao Branch, Zhenjiang Pledgor: JIANGSU WANYUAN NEW MATERIALS Co.,Ltd. Registration number: Y2021980002689 |
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Date of cancellation: 20220804 Granted publication date: 20160127 Pledgee: Bank of China Limited Dingmaoqiao Branch, Zhenjiang Pledgor: JIANGSU WANYUAN NEW MATERIALS CO.,LTD. Registration number: Y2021980002689 |