CN113321836B - High-strength plate with metal coating and preparation method thereof - Google Patents
High-strength plate with metal coating and preparation method thereof Download PDFInfo
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- CN113321836B CN113321836B CN202110593803.2A CN202110593803A CN113321836B CN 113321836 B CN113321836 B CN 113321836B CN 202110593803 A CN202110593803 A CN 202110593803A CN 113321836 B CN113321836 B CN 113321836B
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- 239000011248 coating agent Substances 0.000 title claims abstract description 93
- 238000000576 coating method Methods 0.000 title claims abstract description 93
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 64
- 239000002184 metal Substances 0.000 title claims abstract description 64
- 238000002360 preparation method Methods 0.000 title abstract description 14
- 239000000758 substrate Substances 0.000 claims abstract description 49
- 239000003973 paint Substances 0.000 claims abstract description 33
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 129
- 239000010410 layer Substances 0.000 claims description 119
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 48
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 48
- 238000002156 mixing Methods 0.000 claims description 37
- 238000010438 heat treatment Methods 0.000 claims description 36
- RZJKZTPKSRPUFJ-UHFFFAOYSA-N 5,5-dimethyl-1,3-bis(oxiran-2-ylmethyl)imidazolidine-2,4-dione Chemical compound O=C1N(CC2OC2)C(=O)C(C)(C)N1CC1CO1 RZJKZTPKSRPUFJ-UHFFFAOYSA-N 0.000 claims description 33
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 32
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 claims description 30
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 claims description 30
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 28
- HVLLSGMXQDNUAL-UHFFFAOYSA-N triphenyl phosphite Chemical compound C=1C=CC=CC=1OP(OC=1C=CC=CC=1)OC1=CC=CC=C1 HVLLSGMXQDNUAL-UHFFFAOYSA-N 0.000 claims description 28
- 238000007731 hot pressing Methods 0.000 claims description 27
- 238000006243 chemical reaction Methods 0.000 claims description 25
- 238000000034 method Methods 0.000 claims description 25
- 229920003257 polycarbosilane Polymers 0.000 claims description 24
- 238000003756 stirring Methods 0.000 claims description 22
- 229920005989 resin Polymers 0.000 claims description 20
- 239000011347 resin Substances 0.000 claims description 20
- 239000003999 initiator Substances 0.000 claims description 19
- 239000007788 liquid Substances 0.000 claims description 19
- NFDGIVYUTNOJBI-UHFFFAOYSA-N 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,12-pentacosafluorododecane-1-thiol Chemical compound FC(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)S NFDGIVYUTNOJBI-UHFFFAOYSA-N 0.000 claims description 18
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 claims description 18
- 239000003822 epoxy resin Substances 0.000 claims description 17
- 229920000647 polyepoxide Polymers 0.000 claims description 17
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 16
- 238000001816 cooling Methods 0.000 claims description 16
- 238000010894 electron beam technology Methods 0.000 claims description 16
- CTKINSOISVBQLD-UHFFFAOYSA-N Glycidol Chemical compound OCC1CO1 CTKINSOISVBQLD-UHFFFAOYSA-N 0.000 claims description 15
- XXBDWLFCJWSEKW-UHFFFAOYSA-N dimethylbenzylamine Chemical compound CN(C)CC1=CC=CC=C1 XXBDWLFCJWSEKW-UHFFFAOYSA-N 0.000 claims description 15
- 238000001035 drying Methods 0.000 claims description 15
- 235000005074 zinc chloride Nutrition 0.000 claims description 15
- 239000011592 zinc chloride Substances 0.000 claims description 15
- PTBDIHRZYDMNKB-UHFFFAOYSA-N 2,2-Bis(hydroxymethyl)propionic acid Chemical compound OCC(C)(CO)C(O)=O PTBDIHRZYDMNKB-UHFFFAOYSA-N 0.000 claims description 14
- FBYUNLMTXMFAQK-UHFFFAOYSA-N butyl dodecanoate Chemical compound CCCCCCCCCCCC(=O)OCCCC.CCCCCCCCCCCC(=O)OCCCC FBYUNLMTXMFAQK-UHFFFAOYSA-N 0.000 claims description 14
- 125000005442 diisocyanate group Chemical group 0.000 claims description 14
- 239000012299 nitrogen atmosphere Substances 0.000 claims description 14
- NWVVVBRKAWDGAB-UHFFFAOYSA-N p-methoxyphenol Chemical compound COC1=CC=C(O)C=C1 NWVVVBRKAWDGAB-UHFFFAOYSA-N 0.000 claims description 14
- 229920001451 polypropylene glycol Polymers 0.000 claims description 14
- JRMUNVKIHCOMHV-UHFFFAOYSA-M tetrabutylammonium bromide Chemical compound [Br-].CCCC[N+](CCCC)(CCCC)CCCC JRMUNVKIHCOMHV-UHFFFAOYSA-M 0.000 claims description 14
- 239000002105 nanoparticle Substances 0.000 claims description 12
- 239000003054 catalyst Substances 0.000 claims description 11
- 239000004814 polyurethane Substances 0.000 claims description 11
- 229920006305 unsaturated polyester Polymers 0.000 claims description 11
- 150000002500 ions Chemical class 0.000 claims description 10
- 229920002635 polyurethane Polymers 0.000 claims description 10
- 230000008569 process Effects 0.000 claims description 10
- 239000013077 target material Substances 0.000 claims description 10
- 239000012044 organic layer Substances 0.000 claims description 9
- QBVXKDJEZKEASM-UHFFFAOYSA-M tetraoctylammonium bromide Chemical compound [Br-].CCCCCCCC[N+](CCCCCCCC)(CCCCCCCC)CCCCCCCC QBVXKDJEZKEASM-UHFFFAOYSA-M 0.000 claims description 9
- 239000008367 deionised water Substances 0.000 claims description 8
- 229910021641 deionized water Inorganic materials 0.000 claims description 8
- 235000019136 lipoic acid Nutrition 0.000 claims description 8
- 239000002245 particle Substances 0.000 claims description 8
- 238000003825 pressing Methods 0.000 claims description 8
- 229960002663 thioctic acid Drugs 0.000 claims description 8
- 238000004506 ultrasonic cleaning Methods 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 229910052759 nickel Inorganic materials 0.000 claims description 7
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 238000009775 high-speed stirring Methods 0.000 claims description 6
- 230000001376 precipitating effect Effects 0.000 claims description 6
- 238000004321 preservation Methods 0.000 claims description 6
- 238000001291 vacuum drying Methods 0.000 claims description 6
- -1 adding p-phenol Chemical compound 0.000 claims description 5
- 238000001771 vacuum deposition Methods 0.000 claims description 5
- 231100000987 absorbed dose Toxicity 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 claims description 2
- 150000002978 peroxides Chemical class 0.000 claims description 2
- 239000011247 coating layer Substances 0.000 claims 2
- 239000005002 finish coating Substances 0.000 claims 1
- 230000001678 irradiating effect Effects 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000011161 development Methods 0.000 abstract description 2
- 230000017525 heat dissipation Effects 0.000 abstract 1
- 230000000052 comparative effect Effects 0.000 description 9
- 230000008859 change Effects 0.000 description 5
- 238000001723 curing Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 230000002745 absorbent Effects 0.000 description 4
- 239000002250 absorbent Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 4
- 230000003666 anti-fingerprint Effects 0.000 description 4
- 238000004132 cross linking Methods 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 239000004925 Acrylic resin Substances 0.000 description 2
- 229920000178 Acrylic resin Polymers 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 2
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical group [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 2
- 230000003373 anti-fouling effect Effects 0.000 description 2
- 239000011203 carbon fibre reinforced carbon Substances 0.000 description 2
- 238000005253 cladding Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- WJRBRSLFGCUECM-UHFFFAOYSA-N hydantoin Chemical compound O=C1CNC(=O)N1 WJRBRSLFGCUECM-UHFFFAOYSA-N 0.000 description 2
- 229940091173 hydantoin Drugs 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 239000011527 polyurethane coating Substances 0.000 description 2
- 238000001029 thermal curing Methods 0.000 description 2
- 238000009736 wetting Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- BWGNESOTFCXPMA-UHFFFAOYSA-N Dihydrogen disulfide Chemical compound SS BWGNESOTFCXPMA-UHFFFAOYSA-N 0.000 description 1
- HMDDXIMCDZRSNE-UHFFFAOYSA-N [C].[Si] Chemical group [C].[Si] HMDDXIMCDZRSNE-UHFFFAOYSA-N 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 235000006708 antioxidants Nutrition 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 125000003700 epoxy group Chemical group 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 125000003055 glycidyl group Chemical group C(C1CO1)* 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 239000003446 ligand Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 230000037452 priming Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- SBEQWOXEGHQIMW-UHFFFAOYSA-N silicon Chemical compound [Si].[Si] SBEQWOXEGHQIMW-UHFFFAOYSA-N 0.000 description 1
- 210000004243 sweat Anatomy 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 125000003396 thiol group Chemical group [H]S* 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/042—Coating with two or more layers, where at least one layer of a composition contains a polymer binder
- C08J7/0423—Coating with two or more layers, where at least one layer of a composition contains a polymer binder with at least one layer of inorganic material and at least one layer of a composition containing a polymer binder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/36—Successively applying liquids or other fluent materials, e.g. without intermediate treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/24—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials for applying particular liquids or other fluent materials
- B05D7/26—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials for applying particular liquids or other fluent materials synthetic lacquers or varnishes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/50—Multilayers
- B05D7/52—Two layers
- B05D7/54—No clear coat specified
-
- 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
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
-
- 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
- C09D175/14—Polyurethanes having carbon-to-carbon unsaturated bonds
-
- 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
- C09D183/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers
- C09D183/16—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers in which all the silicon atoms are connected by linkages other than oxygen atoms
-
- 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
- C09D5/002—Priming paints
-
- 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
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/14—Metallic material, boron or silicon
- C23C14/20—Metallic material, boron or silicon on organic substrates
-
- 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
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/24—Vacuum evaporation
- C23C14/32—Vacuum evaporation by explosion; by evaporation and subsequent ionisation of the vapours, e.g. ion-plating
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2367/06—Unsaturated polyesters
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Laminated Bodies (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention discloses a high-strength plate with a metal coating and a preparation method thereof. According to the invention, through the arrangement of the substrate, the primer layer, the metal layer and the finish paint layer, various performances in the primer layer are excellent, the metal layer is coated by vacuum, the manufactured plate is prevented from influencing the signal intensity, the finish paint layer has waterproof and oilproof performances, and the mobile phone back plate is manufactured in combination, so that the mobile phone back plate has a metal appearance, smooth hand feeling, good heat dissipation and fingerprint resistance, can ensure the propagation of signals, and is beneficial to the development of the manufactured plate to a high-end direction.
Description
Technical Field
The invention relates to the technical field of plates, in particular to a high-strength plate with a metal coating and a preparation method thereof.
Background
With the arrival of the 5G era, new technological changes will be generated in the communication terminal industries such as mobile phones and tablet computers, the mobile phones undergo multiple upgrades within 10 years, as a reduction of technical iteration, the shell is a protective umbrella of the mobile phones, the market is faced with reshuffling, and glass, metal and plastic are three main materials of a mobile phone back plate respectively. The glass cannot block the signal transmission, but fingerprints are easy to adhere to the glass, the processing difficulty is high, and the maintenance cost is high; metal feels smooth, but can cause great interference to signals; plastics can not block signal, the radiating effect is better, low in manufacturing cost, but self has the low price sense, is unfavorable for its development to high-end direction. Therefore, we propose a high-strength plate with a metal coating and a preparation method thereof.
Disclosure of Invention
The invention aims to provide a high-strength plate with a metal coating and a preparation method thereof, so as to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a have metal coating high strength panel, includes base plate and cladding material, the cladding material is priming paint layer, metal level and finish paint layer by being close to base plate one side to deviating from base plate one side in proper order.
Further, the primer layer is made of UV paint or PU paint, the metal layer is aluminum or nickel, and the finish paint layer is made of metal layer AF treatment.
Further, the primer layer is polycarbosilane modified UV paint, the finish paint layer further comprises an organic layer, and the organic layer is modified epoxy resin.
Further, the primer layer comprises the following components in parts by weight: 30-50 parts of polycarbosilane, 20-30 parts of 1, 3-diglycidyl-5, 5-dimethylhydantoin, 15-22 parts of acrylic acid, 2-3 parts of tetrabutylammonium bromide, 1.6-2.4 parts of p-hydroxyanisole, 0.8-1.0 part of triphenyl phosphite, 4-6 parts of diisocyanate, 5-12 parts of polypropylene glycol, 1-3 parts of dimethylolpropionic acid and 0.4-0.6 part of dibutyl dilaurate.
Further, the finishing paint layer comprises the following components in parts by weight: 40-50 parts of 1, 3-diglycidyl-5, 5-dimethylhydantoin, 4-6 parts of perfluorododecyl mercaptan and 3-6 parts of ethylenediamine.
Further, the substrate comprises the following components in parts by weight: 74-111 parts of glycidol, 216-324 parts of acrylic acid, 0.37-0.55 part of p-phenol, 0.74-1.11 parts of dimethylbenzylamine and 7-11 parts of zinc chloride.
A preparation method of a high-strength plate with a metal coating comprises the following steps:
(1) preparing a primer layer: coating is sprayed on the surface of the substrate to form a primer layer;
(2) preparing a metal layer: performing vacuum coating on the surface of the primer layer to form a metal layer;
(3) preparing a finish paint layer: and performing AF treatment on the surface of the metal layer to form a finish paint layer.
Further, the method comprises the following steps:
(1) preparing a substrate:
taking glycidol and acrylic acid, adding p-phenol, dimethylbenzylamine and zinc chloride, reacting to obtain unsaturated polyester, adding an initiator, pouring into a mold, hot-pressing, taking out and cooling to obtain a substrate;
(2) preparing a primer layer:
taking 1, 3-diglycidyl-5, 5-dimethylhydantoin and acrylic acid, adding an initiator, tetrabutylammonium bromide, p-hydroxyanisole and triphenyl phosphite for reaction to prepare modified epoxy resin; taking diisocyanate, slowly adding polypropylene glycol in a nitrogen atmosphere, heating for reaction, adding dimethylolpropionic acid, modified epoxy resin and dibutyl dilaurate, and heating for reaction to obtain modified polyurethane; mixing with polycarbosilane, adding a catalyst to prepare a coating, coating the coating on the surface of a substrate, and performing electron beam irradiation to form a primer layer;
(3) preparing a metal layer:
mixing the nano nickel particles with tetraoctyl ammonium bromide, stirring at a high speed, adding lipoic acid ethyl ester, stirring to prepare modified nano particles, coating the modified nano particles on the surface of a resin plate, and hot-pressing again;
taking metallic nickel as a target material, and performing vacuum ion coating on the surface of the primer layer to prepare a metal layer;
(4) preparing a finish paint layer:
taking 1, 3-diglycidyl-5, 5-dimethylhydantoin, adding triethylamine and perfluorododecyl mercaptan, mixing, reacting, and adding ethylenediamine to prepare a coating liquid;
and (3) cleaning the substrate prepared in the previous step, drying, coating a coating liquid, heating for reaction to form a finish paint layer, and preparing the plate.
Further, the method comprises the following steps:
(1) preparing a substrate:
taking glycidol, adding 10-20% of acrylic acid by mass component in a nitrogen atmosphere, uniformly mixing, adding p-phenol and dimethylbenzylamine, heating to 70-80 ℃, slowly adding 35-40% of acrylic acid by mass component, reacting until the viscosity of the system is not changed, adding 10-15% of acrylic acid, zinc chloride and toluene by mass component, heating to 115-120 ℃, carrying out heat preservation reaction, adding the rest of acrylic acid and toluene, after the reaction is finished, carrying out vacuum drying and cooling to obtain unsaturated polyester, adding an initiator, pouring into a mold, carrying out hot pressing, wherein the hot pressing process comprises the following steps: a pressure of 7 to 20kgf/cm2Pressing at 80-120 ℃ for 100-150 min under 700-760 mmHg, taking out and cooling to obtain a substrate;
glycidyl and acrylic acid are used as raw materials, p-phenol is used as a polymerization inhibitor, dimethylbenzylamine is used as a curing accelerator, zinc chloride is used as a catalyst, and toluene is used as a water-carrying agent to prepare an unsaturated polyester monomer with double bonds at the end part, then an initiator is added, and a carbon-carbon double bond with high crosslinking activity is utilized to carry out self-crosslinking reaction to generate a network structure, so that the polyester substrate is prepared, and has good mechanical properties;
(2) preparing a primer layer:
dissolving 1, 3-diglycidyl-5, 5-dimethylhydantoin in toluene, mixing with tetrabutylammonium bromide, adding acrylic acid, an initiator, p-hydroxyanisole and triphenyl phosphite, stirring, heating to 110-120 ℃, and reacting for 2-4 hours to obtain modified epoxy resin;
taking diisocyanate, slowly adding polypropylene glycol in a nitrogen atmosphere, heating to 60-65 ℃, reacting, adding dimethylolpropionic acid, modified epoxy resin and dibutyl dilaurate, heating to 75-80 ℃, and reacting to obtain modified polyurethane; mixing with polycarbosilane, adding a catalyst to prepare a coating, coating the coating on the surface of a substrate, and performing electron beam irradiation with the absorption dose of 2-10 MGy to form a primer layer;
1, 3-diglycidyl-5, 5-dimethyl hydantoin reacts with acrylic acid to prepare hydantoin epoxy acrylic resin containing double bonds, then hydroxyl in the hydantoin epoxy acrylic resin is introduced into a polyurethane main chain to prepare ultraviolet curing coating, the ultraviolet curing coating is mixed with polycarbosilane and a catalyst and coated on the surface of a substrate to carry out electron beam radiation, silicon-silicon bonds in the polycarbosilane are broken to form silylene or chain free radicals which can be connected with carbon atoms to form a net-shaped carbon-silicon structure, and the silicon-silicon free radicals react with modified polyurethane and carbon-carbon double bonds in the substrate under the action of the catalyst to enhance the bonding performance of the substrate and a primer layer, improve the smoothness, wear resistance and size stability of the primer layer, and have the advantages of cracking resistance, impact resistance, stable property and good wetting performance; the crosslinking degree of the base plate and the materials in the primer layer is higher, so that the mechanical property and the heat resistance of the prepared plate are improved; a small amount of antioxidant can be added to reduce the oxidation of materials in the reaction and improve the transparency of the prepared primer layer;
(3) preparing a metal layer:
dispersing nano nickel particles in toluene, adding tetraoctyl ammonium bromide, mixing, stirring at a high speed for 2-4 h, adding a toluene solution of lipoic acid ethyl ester under high-speed stirring, stirring at room temperature for 20-30 h, concentrating under reduced pressure, repeatedly precipitating with toluene and ethanol, drying to obtain modified nano particles, dispersing in toluene, coating on the surface of a resin plate, and hot-pressing again; taking metallic nickel as a target material, and performing vacuum ion coating on the surface of the primer layer to prepare a metal layer; the double-bond functionalized nickel nanoparticles are prepared through a replacement reaction between nickel nanoparticles stabilized by tetraoctyl ammonium bromide and disulfide ligands capable of polymerizing double bonds, and can be stably dispersed on the surface of a primer layer after coating, a metal nickel film is formed by hot pressing and utilizing mutual crosslinking of the double bonds, so that subsequent vacuum deposition coating is facilitated, the metal nickel film is tightly combined with the primer layer, and disulfide bonds are introduced into the surface of the primer, so that the toughness and the dimensional stability of the prepared plate are improved;
(4) preparing a finish paint layer:
taking 1, 3-diglycidyl-5, 5-dimethylhydantoin, adding triethylamine and perfluorododecyl mercaptan, mixing, reacting at room temperature, and adding ethylenediamine to prepare a coating liquid;
and (3) carrying out ultrasonic cleaning on the resin plate prepared in the last step by using acetone, ethanol and deionized water in sequence, drying at the temperature of 80-90 ℃, coating a coating liquid, reacting at the temperature of 80-90 ℃ to form an organic layer, and preparing the plate.
Epoxy groups in the 1, 3-diglycidyl-5, 5-dimethylhydantoin react with thiol groups in perfluorododecyl mercaptan, triethylamine is used for enhancing the reaction to generate secondary hydroxyl and thioether bonds, then the reaction is carried out with ethylenediamine to prepare cross-linked resin, after coating, the cross-linked resin has good bonding property with a metal layer, the strength and the smoothness are good, and the obtained finish paint layer has excellent waterproof, antifouling and anti-fingerprint properties.
Further, the polycarbosilane in the step (1) is irradiated by electron beams, the absorbed dose is 2-10 MGy, and the initiators are all peroxides.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the high-strength plate with the metal coating and the preparation method thereof, the substrate, the primer layer, the metal layer and the finish paint layer are arranged, wherein the primer layer is excellent in performance, the metal layer is coated with a vacuum coating film to prevent the prepared plate from influencing the signal strength, and the finish paint layer has waterproof and oilproof performance.
2. According to the high-strength plate with the metal coating and the preparation method thereof, the unsaturated carbon-carbon double bond is introduced through the arrangement of the components of the substrate and the primer layer and the preparation process, and is grafted with the polycarbosilane under the irradiation of the electron beam, so that the strength of the prepared substrate and the primer layer is further improved, the mechanical property and the heat resistance of the prepared substrate and the primer layer are improved, the bonding property between the prepared substrate and the primer layer is enhanced, and the smoothness, the wear resistance and the size stability of the primer layer are improved.
3. According to the high-strength plate with the metal coating and the preparation method thereof, through the arrangement of the metal layer components and the preparation process, double bonds are introduced to the surface of the nano metal to enable the nano metal to generate autopolymerization and be tightly bonded with the primer layer, so that the subsequent vacuum deposition film formation of metal nickel is facilitated, and the disulfide bonds are introduced to the surface of the primer to improve the toughness and the dimensional stability of the prepared plate.
4. According to the high-strength plate with the metal coating and the preparation method thereof, the components and the preparation process of the finish paint layer are arranged, the 1, 3-diglycidyl-5, 5-dimethylhydantoin, the perfluorododecyl mercaptan and the ethylenediamine are used for reacting to prepare the cross-linked resin, the cross-linked resin has good bonding performance with a metal layer after being coated, the strength and the smoothness are good, and the obtained finish paint layer has excellent waterproof, antifouling and anti-fingerprint performances.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
(1) Preparing a substrate:
taking the following components in parts by weight for later use: 74 parts of glycidol, 216 parts of acrylic acid, 0.37 part of p-phenol, 0.74 part of dimethylbenzylamine and 7 parts of zinc chloride;
taking glycidol, adding 10% by mass of acrylic acid into the glycidol in a nitrogen atmosphere, uniformly mixing, adding p-phenol and dimethylbenzylamine, heating to 70 ℃, slowly adding 35% by mass of acrylic acid, reacting until the viscosity of the system is not changed, adding 10% by mass of acrylic acid, zinc chloride and toluene, heating to 115 ℃, carrying out heat preservation reaction, adding the rest of acrylic acid and toluene, after the reaction is finished, carrying out vacuum drying and cooling to obtain unsaturated polyester, adding an initiator, pouring into a mold, carrying out hot pressing, wherein the hot pressing process comprises the following steps of: pressure 7kgf/cm2Pressing at 80 deg.C for 100min under 700mmHg, taking out, and cooling to obtain substrate;
(2) preparing a primer layer:
taking the following components in parts by weight for later use: 30 parts of polycarbosilane, 20 parts of 1, 3-diglycidyl-5, 5-dimethylhydantoin, 15 parts of acrylic acid, 2 parts of tetrabutylammonium bromide, 1.6 parts of p-hydroxyanisole, 0.8 part of triphenyl phosphite, 4 parts of diisocyanate, 5 parts of polypropylene glycol, 1 part of dimethylolpropionic acid and 0.4 part of dibutyl dilaurate;
dissolving 1, 3-diglycidyl-5, 5-dimethylhydantoin in toluene, mixing with tetrabutylammonium bromide, adding acrylic acid, an initiator, p-hydroxyanisole and triphenyl phosphite, stirring and heating to 110 ℃, and reacting for 2 hours to obtain modified epoxy resin;
taking diisocyanate, slowly adding polypropylene glycol in a nitrogen atmosphere, heating to 60 ℃, reacting, adding dimethylolpropionic acid, modified epoxy resin and dibutyl dilaurate, heating to 75 ℃, and reacting to obtain modified polyurethane; mixing with polycarbosilane, adding a catalyst to prepare a coating, wherein the polycarbosilane is subjected to electron beam irradiation with the absorbent amount of 2MGy, is coated on the surface of a substrate, and is subjected to electron beam irradiation with the absorbent amount of 2MGy to form a primer layer;
(3) preparing a metal layer:
dispersing nano nickel particles in toluene, adding tetraoctyl ammonium bromide, mixing, stirring at a high speed for 2h, adding a toluene solution of lipoic acid ethyl ester under high-speed stirring, stirring at room temperature for 20h, concentrating under reduced pressure, repeatedly precipitating with toluene and ethanol, drying to obtain modified nano particles, dispersing in toluene, coating on the surface of a resin plate, and hot-pressing again;
taking metallic nickel as a target material, and performing vacuum ion coating on the surface of the primer layer to prepare a metal layer;
(4) preparing a finish paint layer:
taking the following components in parts by weight for later use: 40 parts of 1, 3-diglycidyl-5, 5-dimethylhydantoin, 4 parts of perfluorododecyl mercaptan and 3 parts of ethylenediamine;
taking 1, 3-diglycidyl-5, 5-dimethylhydantoin, adding triethylamine and perfluorododecyl mercaptan, mixing, reacting at room temperature, and adding ethylenediamine to prepare a coating liquid;
and (3) taking the resin plate prepared in the last step, sequentially carrying out ultrasonic cleaning by using acetone, ethanol and deionized water, drying at the temperature of 80 ℃, coating the coating liquid, reacting at the temperature of 80 ℃ to form an organic layer, and preparing the plate.
Example 2
(1) Preparing a substrate:
taking the following components in parts by weight for later use: 92 parts of glycidol, 270 parts of acrylic acid, 0.46 part of p-phenol, 0.92 part of dimethylbenzylamine and 9 parts of zinc chloride;
taking glycidol, adding 15% of acrylic acid by mass component in nitrogen atmosphere, uniformly mixing, adding p-phenol and dimethylbenzylamine, heating to 75 ℃, slowly adding 37% of acrylic acid by mass component, reacting until the system viscosity is not changed, adding 13% of acrylic acid by mass component, zinc chloride and toluene, heating to 117 ℃, carrying out heat preservation reaction, adding the rest of acrylic acid and toluene, after the reaction is finished, carrying out vacuum drying and cooling to obtain unsaturated polyester, adding an initiator, pouring into a mold, and carrying out hot pressing, wherein the hot pressing process comprises the following steps of: pressure 13kgf/cm2Pressing at 100 deg.C for 125min under vacuum of 730mmHg, and cooling to obtain substrate;
(2) preparing a primer layer:
taking the following components in parts by weight for later use: 40 parts of polycarbosilane, 25 parts of 1, 3-diglycidyl-5, 5-dimethylhydantoin, 18 parts of acrylic acid, 2.5 parts of tetrabutylammonium bromide, 2.0 parts of p-hydroxyanisole, 0.9 part of triphenyl phosphite, 5 parts of diisocyanate, 8 parts of polypropylene glycol, 2 parts of dimethylolpropionic acid and 0.5 part of dibutyl dilaurate;
dissolving 1, 3-diglycidyl-5, 5-dimethylhydantoin in toluene, mixing with tetrabutylammonium bromide, adding acrylic acid, an initiator, p-hydroxyanisole and triphenyl phosphite, stirring and heating to 115 ℃, and reacting for 3 hours to obtain modified epoxy resin;
taking diisocyanate, slowly adding polypropylene glycol in a nitrogen atmosphere, heating to 63 ℃, reacting, adding dimethylolpropionic acid, modified epoxy resin and dibutyl dilaurate, heating to 77 ℃, and reacting to obtain modified polyurethane; mixing with polycarbosilane, adding a catalyst to prepare a coating, wherein the polycarbosilane is subjected to electron beam irradiation, the absorption amount is 6MGy, the coating is coated on the surface of a substrate, and the electron beam irradiation is carried out, the absorption amount is 6MGy, so that a primer layer is formed;
(3) preparing a metal layer:
dispersing nano nickel particles in toluene, adding tetraoctyl ammonium bromide, mixing, stirring at a high speed for 3h, adding a toluene solution of lipoic acid ethyl ester under high-speed stirring, stirring at room temperature for 25h, concentrating under reduced pressure, repeatedly precipitating with toluene and ethanol, drying to obtain modified nano particles, dispersing in toluene, coating on the surface of a resin plate, and hot-pressing again;
taking metallic nickel as a target material, and performing vacuum ion coating on the surface of the primer layer to prepare a metal layer;
(4) preparing a finish paint layer:
taking the following components in parts by weight for later use: 45 parts of 1, 3-diglycidyl-5, 5-dimethylhydantoin, 5 parts of perfluorododecyl mercaptan and 4 parts of ethylenediamine;
taking 1, 3-diglycidyl-5, 5-dimethylhydantoin, adding triethylamine and perfluorododecyl mercaptan, mixing, reacting at room temperature, and adding ethylenediamine to prepare a coating liquid;
and (3) taking the resin plate prepared in the last step, sequentially carrying out ultrasonic cleaning by using acetone, ethanol and deionized water, drying at 85 ℃, coating the coating liquid, reacting at 85 ℃ to form an organic layer, and preparing the plate.
Example 3
(1) Preparing a substrate:
taking the following components in parts by weight for later use: 111 parts of glycidol, 324 parts of acrylic acid, 0.55 part of p-phenol, 1.11 parts of dimethylbenzylamine and 11 parts of zinc chloride;
taking glycidol, adding 20% of acrylic acid by mass in a nitrogen atmosphere, uniformly mixing, adding p-phenol and dimethylbenzylamine, heating to 80 ℃, slowly adding 40% of acrylic acid by mass, reacting until the viscosity of the system is not changed, adding 15% of acrylic acid by mass, zinc chloride and toluene, heating to 120 ℃, carrying out heat preservation reaction, adding the rest of acrylic acid and toluene, after the reaction is finished, carrying out vacuum drying and cooling to obtain unsaturated polyester, adding an initiator, pouring into a mold, carrying out hot pressing, wherein the hot pressing process comprises the following steps: a pressure of 7 to 20kgf/cm2Pressing at 120 deg.C for 150min under vacuum of 760mmHg, taking out, and cooling to obtain substrate;
(2) preparing a primer layer:
taking the following components in parts by weight for later use: 50 parts of polycarbosilane, 30 parts of 1, 3-diglycidyl-5, 5-dimethylhydantoin, 22 parts of acrylic acid, 3 parts of tetrabutylammonium bromide, 2.4 parts of p-hydroxyanisole, 1.0 part of triphenyl phosphite, 6 parts of diisocyanate, 12 parts of polypropylene glycol, 3 parts of dimethylolpropionic acid and 0.6 part of dibutyl dilaurate;
dissolving 1, 3-diglycidyl-5, 5-dimethylhydantoin in toluene, mixing with tetrabutylammonium bromide, adding acrylic acid, an initiator, p-hydroxyanisole and triphenyl phosphite, stirring and heating to 120 ℃, and reacting for 4 hours to obtain modified epoxy resin;
taking diisocyanate, slowly adding polypropylene glycol in a nitrogen atmosphere, heating to 65 ℃, reacting, adding dimethylolpropionic acid, modified epoxy resin and dibutyl dilaurate, heating to 80 ℃, and reacting to obtain modified polyurethane; mixing the carbon-containing silane with polycarbosilane, adding a catalyst to prepare a coating, coating the polycarbosilane on the surface of a substrate through electron beam irradiation with the absorbent amount of 10MGy, and performing electron beam irradiation with the absorbent amount of 10MGy to form a primer layer;
(3) preparing a metal layer:
dispersing nano nickel particles in toluene, adding tetraoctyl ammonium bromide, mixing, stirring at a high speed for 4h, adding a toluene solution of lipoic acid ethyl ester under high-speed stirring, stirring at room temperature for 30h, concentrating under reduced pressure, repeatedly precipitating with toluene and ethanol, drying to obtain modified nano particles, dispersing in toluene, coating on the surface of a resin plate, and hot-pressing again;
taking metallic nickel as a target material, and performing vacuum ion coating on the surface of the primer layer to prepare a metal layer;
(4) preparing a finish paint layer:
taking the following components in parts by weight for later use: 50 parts of 1, 3-diglycidyl-5, 5-dimethylhydantoin, 6 parts of perfluorododecyl mercaptan and 6 parts of ethylenediamine;
taking 1, 3-diglycidyl-5, 5-dimethylhydantoin, adding triethylamine and perfluorododecyl mercaptan, mixing, reacting at room temperature, and adding ethylenediamine to prepare a coating liquid;
and (3) taking the resin plate prepared in the last step, sequentially carrying out ultrasonic cleaning by using acetone, ethanol and deionized water, drying at the temperature of 90 ℃, coating the coating liquid, reacting at the temperature of 90 ℃ to form an organic layer, and preparing the plate.
Comparative example 1
(1) Preparing a substrate:
taking unsaturated polyester, adding a curing agent, pouring into a mold, and carrying out hot pressing, wherein the hot pressing process comprises the following steps: pressure 13kgf/cm2Pressing at 100 deg.C for 125min under vacuum of 730mmHg, and cooling to obtain substrate;
(2) preparing a primer layer:
taking the following components in parts by weight for later use: 40 parts of polycarbosilane, 25 parts of 1, 3-diglycidyl-5, 5-dimethylhydantoin, 18 parts of acrylic acid, 2.5 parts of tetrabutylammonium bromide, 2.0 parts of p-hydroxyanisole, 0.9 part of triphenyl phosphite, 5 parts of diisocyanate, 8 parts of polypropylene glycol, 2 parts of dimethylolpropionic acid and 0.5 part of dibutyl dilaurate;
dissolving 1, 3-diglycidyl-5, 5-dimethylhydantoin in toluene, mixing with tetrabutylammonium bromide, adding acrylic acid, an initiator, p-hydroxyanisole and triphenyl phosphite, stirring and heating to 115 ℃, and reacting for 3 hours to obtain modified epoxy resin;
taking diisocyanate, slowly adding polypropylene glycol in a nitrogen atmosphere, heating to 63 ℃, reacting, adding dimethylolpropionic acid, modified epoxy resin and dibutyl dilaurate, heating to 77 ℃, and reacting to obtain modified polyurethane; mixing with polycarbosilane, adding a catalyst to prepare a coating, wherein the polycarbosilane is subjected to electron beam irradiation, the absorption amount is 6MGy, the coating is coated on the surface of a substrate, and the electron beam irradiation is carried out, the absorption amount is 6MGy, so that a primer layer is formed;
(3) preparing a metal layer:
dispersing nano nickel particles in toluene, adding tetraoctyl ammonium bromide, mixing, stirring at a high speed for 3h, adding a toluene solution of lipoic acid ethyl ester under high-speed stirring, stirring at room temperature for 25h, concentrating under reduced pressure, repeatedly precipitating with toluene and ethanol, drying to obtain modified nano particles, dispersing in toluene, coating on the surface of a resin plate, and hot-pressing again;
taking metallic nickel as a target material, and performing vacuum ion coating on the surface of the primer layer to prepare a metal layer;
(4) preparing a finish paint layer:
taking the following components in parts by weight for later use: 45 parts of 1, 3-diglycidyl-5, 5-dimethylhydantoin, 5 parts of perfluorododecyl mercaptan and 4 parts of ethylenediamine;
taking 1, 3-diglycidyl-5, 5-dimethylhydantoin, adding triethylamine and perfluorododecyl mercaptan, mixing, reacting at room temperature, and adding ethylenediamine to prepare a coating liquid;
and (3) taking the resin plate prepared in the last step, sequentially carrying out ultrasonic cleaning by using acetone, ethanol and deionized water, drying at 85 ℃, coating the coating liquid, reacting at 85 ℃ to form an organic layer, and preparing the plate.
Comparative example 2
(1) Preparing a substrate:
taking the following components in parts by weight for later use: 92 parts of glycidol, 270 parts of acrylic acid, 0.46 part of p-phenol, 0.92 part of dimethylbenzylamine and 9 parts of zinc chloride;
taking glycidol, adding 15% of acrylic acid by mass in a nitrogen atmosphere, uniformly mixing, adding p-phenol and dimethylbenzylamine, heating to 75 ℃, slowly adding 37% of acrylic acid by mass, reacting until the viscosity of the system is not changed, adding 13% of acrylic acid by mass, zinc chloride and toluene, heating to 117 ℃, carrying out heat preservation reaction, adding the rest of acrylic acid and toluene, after the reaction is finished, carrying out vacuum drying and cooling to obtain unsaturated polyester, adding an initiator, pouring into a mold, carrying out hot pressing, wherein the hot pressing process comprises the following steps: pressure 13kgf/cm2Pressing at 100 deg.C for 125min under vacuum of 730mmHg, and cooling to obtain substrate;
(2) preparing a primer layer:
coating the polyurethane coating on the surface of a substrate, and performing thermal curing at 75 ℃ for 2 hours to form a primer layer;
(3) preparing a metal layer:
taking metallic nickel as a target material, and performing vacuum ion coating on the surface of the primer layer to prepare a metal layer;
(4) preparing a finish paint layer:
taking the following components in parts by weight for later use: 45 parts of 1, 3-diglycidyl-5, 5-dimethylhydantoin, 5 parts of perfluorododecyl mercaptan and 4 parts of ethylenediamine;
taking 1, 3-diglycidyl-5, 5-dimethylhydantoin, adding triethylamine and perfluorododecyl mercaptan, mixing, reacting at room temperature, and adding ethylenediamine to prepare a coating liquid;
and (3) taking the resin plate prepared in the last step, sequentially carrying out ultrasonic cleaning by using acetone, ethanol and deionized water, drying at 85 ℃, coating the coating liquid, reacting at 85 ℃ to form an organic layer, and preparing the plate.
Comparative example 3
(1) Preparing a substrate:
taking unsaturated polyester, adding a curing agent, pouring into a mold, and carrying out hot pressing, wherein the hot pressing process comprises the following steps: pressure 13kgf/cm2Pressing at 100 deg.C for 125min under vacuum of 730mmHg, and cooling to obtain substrate;
(2) preparing a primer layer:
coating the polyurethane coating on the surface of a substrate, and performing thermal curing at 75 ℃ for 2 hours to form a primer layer;
(3) preparing a metal layer:
taking metallic nickel as a target material, and performing vacuum ion coating on the surface of the primer layer to prepare a metal layer;
(4) preparing a finish paint layer:
and (3) taking the resin plate prepared in the last step, sequentially carrying out ultrasonic cleaning by using acetone, ethanol and deionized water, and coating AF anti-fingerprint liquid medicine to prepare the plate.
Experiment of
Taking the plates obtained in the examples 1-3 and the comparative examples 1-3, preparing samples, respectively detecting the mechanical property, the fingerprint resistance and the adhesion force, and recording the detection results: wherein the adhesion force test standard is ISO 2049; anti-fingerprint performance test the appearance of the sample was observed by wetting the cotton cloth with sweat, wiping the surface of the article 200 times with a force of 10N for 2 min.
| Tensile Strength (MPa) | Contact angle (°) | Grade of adhesion | Fingerprint resistance | |
| Example 1 | 15.64 | 146 | 0 | Without obvious change |
| Example 2 | 15.86 | 153 | 0 | Without obvious change |
| Example 3 | 15.74 | 149 | 0 | Without obvious change |
| Comparative example 1 | 13.68 | / | 1 | Without obvious change |
| Comparative example 2 | 14.37 | / | 2 | Without obvious change |
| Comparative example 3 | 12.81 | 127 | 4 | Slight pitting |
From the data in the table above, it is clear that the following conclusions can be drawn:
the comparison between the plate obtained in the examples 1-3 and the plate obtained in the comparative examples 1-3 shows that the tensile strength, the contact angle data and the adhesive force grade of the plate are obviously improved, the appearance performance of the plate obtained in the comparative example 3 in the fingerprint resistance performance experiment is poor, and the mechanical property, the hydrophobicity, the adhesive force of the coating and the fingerprint resistance appearance performance of the plate in the examples 1-3 are better, which fully shows that the mechanical property, the waterproof property, the fingerprint resistance and the adhesive strength of the prepared plate are improved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process method article or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process method article or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A high-strength plate with a metal coating is characterized in that: the coating comprises a substrate and a coating layer, wherein the coating layer is sequentially provided with a primer layer, a metal layer and a finish coating layer from one side close to the substrate to one side far away from the substrate;
the primer layer comprises the following components by weight: 30-50 parts of polycarbosilane, 20-30 parts of 1, 3-diglycidyl-5, 5-dimethylhydantoin, 15-22 parts of acrylic acid, 2-3 parts of tetrabutylammonium bromide, 1.6-2.4 parts of p-hydroxyanisole, 0.8-1.0 part of triphenyl phosphite, 4-6 parts of diisocyanate, 5-12 parts of polypropylene glycol, 1-3 parts of dimethylolpropionic acid and 0.4-0.6 part of dibutyl dilaurate;
the finish paint layer comprises the following components in parts by weight: 40-50 parts of 1, 3-diglycidyl-5, 5-dimethylhydantoin, 4-6 parts of perfluorododecyl mercaptan and 3-6 parts of ethylenediamine;
the substrate comprises the following components in parts by weight: 74-111 parts of glycidol, 216-324 parts of acrylic acid, 0.37-0.55 part of p-phenol, 0.74-1.11 parts of dimethylbenzylamine and 7-11 parts of zinc chloride.
2. The high-strength metal-coated plate as claimed in claim 1, wherein: the metal layer is aluminum or nickel, and the finish paint layer is prepared by AF treatment.
3. The method for preparing a high-strength plate with a metal coating according to claim 1, wherein the method comprises the following steps: the method comprises the following steps:
(1) preparing a primer layer: coating is sprayed on the surface of the substrate to form a primer layer;
(2) preparing a metal layer: performing vacuum coating on the surface of the primer layer to form a metal layer;
(3) preparing a finish paint layer: and performing AF treatment on the surface of the metal layer to form a finish paint layer.
4. The method for preparing a high-strength plate with a metal coating according to claim 3, wherein the method comprises the following steps: the method comprises the following steps:
(1) preparing a substrate:
taking glycidol and acrylic acid, adding p-phenol, dimethylbenzylamine and zinc chloride, reacting to obtain unsaturated polyester, adding an initiator, pouring into a mold, hot-pressing, taking out and cooling to obtain a substrate;
(2) preparing a primer layer:
taking 1, 3-diglycidyl-5, 5-dimethylhydantoin and acrylic acid, adding an initiator, tetrabutylammonium bromide, p-hydroxyanisole and triphenyl phosphite for reaction to prepare modified epoxy resin; taking diisocyanate, slowly adding polypropylene glycol in the nitrogen atmosphere, heating for reaction, adding dimethylolpropionic acid, modified epoxy resin and dibutyl dilaurate, and heating for reaction to obtain modified polyurethane; mixing with polycarbosilane, adding a catalyst to prepare a coating, coating the coating on the surface of a substrate, and performing electron beam irradiation to form a primer layer;
(3) preparing a metal layer:
mixing the nano nickel particles with tetraoctyl ammonium bromide, stirring at a high speed, adding lipoic acid ethyl ester, stirring to prepare modified nano particles, coating the modified nano particles on the surface of a resin plate, and hot-pressing again;
taking metallic nickel as a target material, and performing vacuum ion coating on the surface of the primer layer to prepare a metal layer;
(4) preparing a finish paint layer:
taking 1, 3-diglycidyl-5, 5-dimethylhydantoin, adding triethylamine and perfluorododecyl mercaptan, mixing, reacting, and adding ethylenediamine to prepare a coating liquid;
and (3) cleaning the substrate prepared in the previous step, drying, coating a coating liquid, heating for reaction to form a finish paint layer, and preparing the plate.
5. The method for preparing a high-strength plate with a metal coating according to claim 4, wherein the method comprises the following steps: the method comprises the following steps:
(1) preparing a substrate:
taking glycidol, adding 10-20% of acrylic acid by mass component in a nitrogen atmosphere, uniformly mixing, adding p-phenol and dimethylbenzylamine, heating to 70-80 ℃, slowly adding 35-40% of acrylic acid by mass component, reacting until the viscosity of the system is not changed, adding 10-15% of acrylic acid, zinc chloride and toluene by mass component, heating to 115-120 ℃, carrying out heat preservation reaction, adding the rest of acrylic acid and toluene, after the reaction is finished, carrying out vacuum drying and cooling to obtain unsaturated polyester, adding an initiator, pouring into a mold, carrying out hot pressing, wherein the hot pressing process comprises the following steps: a pressure of 7 to 20kgf/cm2Pressing at 80-120 ℃ for 100-150 min under 700-760 mmHg, taking out and cooling to obtain a substrate;
(2) preparing a primer layer:
dissolving 1, 3-diglycidyl-5, 5-dimethylhydantoin in toluene, mixing with tetrabutylammonium bromide, adding acrylic acid, an initiator, p-hydroxyanisole and triphenyl phosphite, stirring, heating to 110-120 ℃, and reacting for 2-4 hours to obtain modified epoxy resin;
taking diisocyanate, slowly adding polypropylene glycol in a nitrogen atmosphere, heating to 60-65 ℃, reacting, adding dimethylolpropionic acid, modified epoxy resin and dibutyl dilaurate, heating to 75-80 ℃, and reacting to obtain modified polyurethane; mixing with polycarbosilane, adding a catalyst to prepare a coating, coating the coating on the surface of a substrate, and performing electron beam irradiation with the absorption dose of 2-10 MGy to form a primer layer;
(3) preparing a metal layer:
dispersing nano nickel particles in toluene, adding tetraoctyl ammonium bromide, mixing, stirring at a high speed for 2-4 h, adding a toluene solution of lipoic acid ethyl ester under high-speed stirring, stirring at room temperature for 20-30 h, concentrating under reduced pressure, repeatedly precipitating with toluene and ethanol, drying to obtain modified nano particles, dispersing in toluene, coating on the surface of a resin plate, and hot-pressing again;
taking metallic nickel as a target material, and performing vacuum ion coating on the surface of the primer layer to prepare a metal layer;
(4) preparing a finish paint layer:
taking 1, 3-diglycidyl-5, 5-dimethylhydantoin, adding triethylamine and perfluorododecyl mercaptan, mixing, reacting at room temperature, and adding ethylenediamine to prepare a coating liquid;
and (3) carrying out ultrasonic cleaning on the resin plate prepared in the last step by using acetone, ethanol and deionized water in sequence, drying at the temperature of 80-90 ℃, coating a coating liquid, reacting at the temperature of 80-90 ℃ to form an organic layer, and preparing the plate.
6. The method for preparing a high-strength plate with a metal coating according to claim 4, wherein the method comprises the following steps: and (3) irradiating the polycarbosilane in the step (2) by using an electron beam, wherein the absorbed dose is 2-10 MGy, and the initiators are all peroxides.
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| JP2002224614A (en) * | 2001-02-02 | 2002-08-13 | Nippon Paint Co Ltd | Method of forming multilayer coating film and multilayer coating film |
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| CN105291674A (en) * | 2014-07-28 | 2016-02-03 | 维沃移动通信有限公司 | Electronic product shell and surface treatment method thereof |
| CN105689220A (en) * | 2014-11-27 | 2016-06-22 | 东莞宇龙通信科技有限公司 | Spraying technology and material |
| CN108246586A (en) * | 2018-01-11 | 2018-07-06 | 惠州市纵胜电子材料有限公司 | External coating technique and plank |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002224614A (en) * | 2001-02-02 | 2002-08-13 | Nippon Paint Co Ltd | Method of forming multilayer coating film and multilayer coating film |
| CN102382282A (en) * | 2011-06-22 | 2012-03-21 | 天津市凯华绝缘材料有限公司 | Flexible curing agent applicable to electronic packaging material and synthesis method thereof |
| CN105291674A (en) * | 2014-07-28 | 2016-02-03 | 维沃移动通信有限公司 | Electronic product shell and surface treatment method thereof |
| CN105689220A (en) * | 2014-11-27 | 2016-06-22 | 东莞宇龙通信科技有限公司 | Spraying technology and material |
| CN108246586A (en) * | 2018-01-11 | 2018-07-06 | 惠州市纵胜电子材料有限公司 | External coating technique and plank |
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