CN105925149A - UV digital printing based surface photocuring coating for treating metal material for sheet-metal working - Google Patents

UV digital printing based surface photocuring coating for treating metal material for sheet-metal working Download PDF

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Publication number
CN105925149A
CN105925149A CN201610522099.0A CN201610522099A CN105925149A CN 105925149 A CN105925149 A CN 105925149A CN 201610522099 A CN201610522099 A CN 201610522099A CN 105925149 A CN105925149 A CN 105925149A
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CN
China
Prior art keywords
coating
metal material
substrate
finishing coat
resin
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Granted
Application number
CN201610522099.0A
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Chinese (zh)
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CN105925149B (en
Inventor
章文华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Jiaxiang New Material Technology Co Ltd
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Suzhou Jiaxiang New Material Technology Co Ltd
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Priority to CN201610522099.0A priority Critical patent/CN105925149B/en
Publication of CN105925149A publication Critical patent/CN105925149A/en
Priority to PCT/CN2017/091688 priority patent/WO2018006799A1/en
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    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D163/00Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
    • C09D163/10Epoxy resins modified by unsaturated compounds
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D167/00Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D175/00Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
    • C09D175/04Polyurethanes
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/60Additives non-macromolecular
    • C09D7/63Additives non-macromolecular organic
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/65Additives macromolecular
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/02Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C08L2205/025Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/03Polymer mixtures characterised by other features containing three or more polymers in a blend
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/03Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Paints Or Removers (AREA)
  • Laminated Bodies (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)

Abstract

The invention relates to a UV digital printing based surface photocuring coating for treating a metal material for sheet-metal working. The metal material comprises a substrate and a protecting coating arranged on the substrate. The raw material formula of the protecting coating comprises the following components in percentage by weight: 35-40% of a UV monomer, 25-30% of polyurethane resin, 16-24% of modified polyurethane resin, 5-6.5% of a photoinitiator, 0.5-1% of a leveling agent, 0.5-1% of a moistening agent, 2-5% of a defoaming agent and 1-2% of an ultraviolet absorbent. The UV digital printing based surface photocuring coating for the metal material, which is provided by the invention, is good in bending resistance and tensile strength, free of crack when reaching a certain bending degree, and meanwhile smooth in hand feeling and good in external force scratch resistance.

Description

Processing based on UV digital printing mating surface photocureable coating can the metal of panel beating Material
Technical field
The invention belongs to Coil Coating Products field, have and relate to one based on the process of UV digital printing mating surface photocureable coating Can the metal material of panel beating.
Background technology
UV coating is a kind of environment-friendly type coating, has energy-conservation, production efficiency high, and it is widely used in floor, family All, electrical equipment and cosmetics etc., be also applied in steel plate field, be applied on steel plate can well protect original color on steel plate Decorative pattern, and hardness of film is moderate, be smooth to the touch, rub resistance, can change the original apparent effect of steel plate, can embody Gao Guang Or matte effect.But, the existing UV coating being applied on steel plate has the defects such as film is harder, crisp, contraction is big, and curved Folding endurance is poor, resistance to marring is poor.
Summary of the invention
The technical problem to be solved is to overcome the deficiencies in the prior art, it is provided that the UV coating of a kind of improvement.
The present invention also provides for a kind of process based on UV digital printing mating surface photocureable coating can the metal of panel beating Material.
For solving above technical problem, the present invention adopts the following technical scheme that
A kind of UV coating, with weight, the composition of raw materials of described UV coating includes following components:
Further, one or both during described light trigger is 2 hydroxy-2-methyl-1-phenylacetones, benzophenone Combination.
Further, described UV monomer is the one or both in epoxy acrylic resin, modified epoxy acrylate resin Combination.
Further, described polyurethane resin is tri (propylene glycol) diacrylate.
Further, described modified polyurethane resin is trimethylolpropane trimethacrylate.
Further, described levelling agent is the third oxidation neopentylglycol diacrylate.
Further, described wetting agent is silanol class non-ionic wetting agent.
Further, described ultraviolet absorber is magnesium silicate, and described defoamer is polyacrylamide.
In the present invention, the most described raw material all can prepare by being purchased and/or take known means, does not has When being illustrated, it is satisfied by standardization chemical product requirement.
In the present invention, the preparation method of above-mentioned UV coating is: at normal temperatures, by each component of formula: UV monomer, polyurethane Resin, modified polyurethane resin, light trigger, levelling agent, wetting agent, defoamer, ultraviolet absorber mixing and stirring.
The another technical scheme that the present invention takes is: a kind of process based on UV digital printing mating surface photocureable coating can The metal material of panel beating, described metal material includes substrate and arranges protective coating on the substrate, described protection The coating that coating uses is above-mentioned UV coating.
Further, described metal material also include the finishing coat that is successively set between described substrate and protective coating and Ink layer, described protective coating is arranged on described ink layer.
Further, described metal material also includes the anticorrosion priming coat being arranged between described substrate and finishing coat.
Further, described ink layer is by being printed upon on described finishing coat.
Further, described substrate is metallic plate.
The metal material of the present invention can be Coil Coating Products.
In the present invention, the coating that finishing coat uses can be existing coating, it is also possible to is to use formula as below to prepare Coating.With weight, the composition of raw materials of described top coat includes following components:
Wherein:
Described functional aid is in acrylated polyester, butoxy ethanol, dipropylene glycol monomethyl ether Kind or several combinations.
Further, described functional aid is acrylated polyester, butoxy ethanol, dipropylene glycol one first The combination of ether three, wherein, based on weight/mass percentage composition, described acrylated polyester is 60~80%, butoxy ethanol For
10~20%, dipropylene glycol monomethyl ether is 10~20%.
Further, described solvent naphtha is S-150 solvent naphtha.
Further, described wetting dispersing agent is modified poly ester.
Further, described levelling agent is acrylic acid levelling agent;
Further, described crosslinked resin is methyl-etherified melamine resin.
Further, the combination of one or both during described catalyst is dodecylbenzene sodium sulfonate, p-methyl benzenesulfonic acid.
In the present invention, DBE, high boiling solvent mixed dibasic acid ester, is dibasic acid ester mixture, also known as dibasic ester.
The another technical scheme that the present invention takes is: a kind of process based on UV digital printing mating surface photocureable coating can The preparation method of the metal material of panel beating, described preparation method is: substrate is carried out chemical surface treatment, the most successively roller Prime and finish paint is as priming coat and finishing coat, baking, carry after cutting that pad-ink pattern is as ink layer on finishing coat, dry After dry on ink layer roller coat protective coating.
Described substrate can be coating cold drawing, such as zinc-plated, aluminum-zinc alloy, nickel plating etc.
Described chemical surface treatment can be defat, phosphatization, chromic salts acidifying etc..
Due to the enforcement of technique scheme, the present invention compared with prior art has the advantage that
The protective coating of the metal material of the present invention has good bending resistance folding endurance and stretch resistance, it is possible to reach certain Bending degree does not ftractures, and has smooth feel, external force resistance scratches simultaneously.
Detailed description of the invention
At present, traditional UV coating being applied on steel plate, its film has the defects such as hard, crisp, contraction is big.For above-mentioned Defect, the present invention takes into full account that UV coating uses the performance that should possess on steel plate, has selected long-chain resin and flexible unit, Make it have good bending resistance folding endurance and stretch resistance, it is possible to the bending degree reaching certain does not ftractures, special the helping of another interpolation Agent makes its surface have smooth feel, is also resistant to certain external force simultaneously and scratches, makes coating to do additionally by delustring technology To high light or the effect of dumb light, thus preferably promoted in steel plate field.
Below in conjunction with specific embodiment, the invention will be further described.
The raw material used in following example is commercially available standard industry product.
Embodiment 1
The present embodiment provides a kind of Coil Coating Products, and this Coil Coating Products includes metallic plate, is provided with anti-on the two sides of described metallic plate Rotten priming coat, wherein arranges finishing coat on the priming coat of one side, this Coil Coating Products also include the ink layer that is arranged on finishing coat and The protective coating being arranged on ink layer.
The coating that the protective coating of the present embodiment uses, raw material and consumption that this coating uses see table 1, wherein:
The mixture that UV monomer is epoxy acrylic resin and modified epoxy acrylate resin is 1:1 in mass ratio.
Light trigger is 2 hydroxy-2-methyl-1-phenylacetones, the mixture of benzophenone 2:1 in mass ratio.
The raw material that the present embodiment uses is purchased from the southeast, Suzhou Chemical Co., Ltd..
The preparation method of above-mentioned UV coating is at normal temperatures, each component formula of embodiment 1 protective coating is mixed, then Stir with blender.
The coating that the finishing coat of the present embodiment uses, raw material and consumption that this coating uses see table 2, wherein:
Crosslinked resin is methyl-etherified melamine resin.
Catalyst is dodecylbenzene sodium sulfonate.
Functional aid is 60% acrylated polyester, 20%2-butyl cellosolve, 20% dipropylene glycol one first The mixture of ether three.
The preparation method of the coating that above-mentioned finishing coat uses is at normal temperatures, by each component formula of embodiment 1 finishing coat Mixing, then stirs with blender.
The preparation method of the Coil Coating Products in the present embodiment: coating cold drawing is carried out surface ungrease treatment, then cold at coating The two sides roller coat priming paint of plate, baking, on the corrosion-inhibiting coating of one side, roller coat finish paint is as finishing coat the most wherein, and baking, load is cut After on finishing coat pad-ink pattern as ink layer, roller coat protective coating on ink layer after drying, this finishing coat use Coating be above-mentioned coating.
Embodiment 2
The present embodiment provides a kind of Coil Coating Products, and raw material and the consumption of the coating that the protective coating in Coil Coating Products uses see table Raw material outside 1, UV monomer is the most same as in Example 1.
UV monomer is epoxy acrylic resin.
The coating that the finishing coat of the present embodiment uses, raw material and consumption that this coating uses see table 2, functional aid it Outer raw material is the most same as in Example 1.
Functional aid is 75% acrylated polyester, 10%2-butyl cellosolve, 15% dipropylene glycol one first The mixture of ether three.
The preparation method of the present embodiment Coil Coating Products is with embodiment 1.
Embodiment 3
The present embodiment provides a kind of Coil Coating Products, and raw material and the consumption of the coating that the protective coating in Coil Coating Products uses see table Raw material outside 1, UV monomer, light trigger is the most same as in Example 1.
UV monomer is modified epoxy acrylate resin.
Light trigger is 2 hydroxy-2-methyl-1-phenylacetones.
The coating that the finishing coat of the present embodiment uses, raw material and consumption that this coating uses see table 2, functional aid it Outer raw material is the most same as in Example 1.
Functional aid is butoxy ethanol.
Comparative example 1
This comparative example provides a kind of Coil Coating Products, and raw material and the consumption of the coating that the protective coating in Coil Coating Products uses see table 1。
In this comparative example, raw material and the consumption of the coating that the finishing coat in Coil Coating Products uses are shown in Table 2.
Table 1 embodiment 1~3 and the raw material composition of protective coating of comparative example 1
Table 2 is embodiment 1~3 and the raw material composition of finishing coat of comparative example 1
By embodiment 1~3 and the UV coating that uses of the protective coating of comparative example 1 carry out performance test, test result sees Table 3.
Table 3 embodiment 1~3 and the performance of UV coating of protective coating of comparative example 1
By embodiment 1~3 and the coating that uses of the finishing coat of comparative example 1 carry out performance test, test result sees table 4.
As can be seen from Table 3, the protective coating of the present invention has good bending resistance folding endurance and stretch resistance, it is possible to reach one Fixed bending degree does not ftractures, and has smooth feel, external force resistance scratches simultaneously.
Table 4 embodiment 1~3 and the performance of coating of finishing coat of comparative example 1
As can be seen from Table 4, the results of property of hundred lattice adhesive force shows, the finishing coat of the present invention and ink have well Adherence.
Above the present invention is described in detail, its object is to allow the personage being familiar with this art will appreciate that this Invention content and be carried out, can not limit the scope of the invention with this, and the invention is not restricted to above-mentioned enforcement Example, all equivalence changes made according to the spirit of the present invention or modification, all should contain within protection scope of the present invention.

Claims (10)

1. a UV coating, it is characterised in that: with weight, the composition of raw materials of described UV coating includes following group Point:
UV monomer 35-40%;
Polyurethane resin 25-30%;
Modified polyurethane resin 16-24%;
Light trigger 5-6.5%;
Levelling agent 0.5-1%;
Wetting agent 0.5-1%;
Defoamer 2-5%;
Ultraviolet absorber 1-2%.
UV coating the most according to claim 1, it is characterised in that: described light trigger is 2 hydroxy-2-methyl-1-phenyl The combination of one or both in acetone, benzophenone.
UV coating the most according to claim 1, it is characterised in that: described UV monomer is epoxy acrylic resin, modified ring The combination of the one or both in oxypropylene acid resin.
4. based on UV digital printing mating surface photocureable coating process can the metal material of panel beating, described metal material Material includes substrate and arranges protective coating on the substrate, it is characterised in that: the coating that described protective coating uses is power Profit requires the coating described in claim any one of 1 ~ 3.
Metal material the most according to claim 4, it is characterised in that: described metal material also includes being successively set on described Finishing coat between substrate and protective coating and ink layer, described protective coating is arranged on described ink layer.
Metal material the most according to claim 5, it is characterised in that: the formulation for coating material that described finishing coat uses is: by weight Amount percentage composition meter, the composition of raw materials of described top coat includes following components:
Polyester resin 48-52%;
Solvent naphtha 1-3%;
DBE 1-3%;
Wetting dispersing agent 0.3-0.5%;
Titanium dioxide 30-34%;
Propylene glycol methyl ether acetate 1-3%;
Crosslinked resin 8-10%;
Tissuemat E 1-3%;
Levelling agent 0.5-1%;
Catalyst 0.5-1%;
Functional aid 1-1.5%;
Wherein:
Described functional aid be the one in acrylated polyester, butoxy ethanol, dipropylene glycol monomethyl ether or Several combinations.
Metal material the most according to claim 5, it is characterised in that: described metal material also includes being arranged on described substrate And the anticorrosion priming coat between finishing coat.
Metal material the most according to claim 5, it is characterised in that: described ink layer is by being printed upon described finishing coat On.
Metal material the most according to claim 4, it is characterised in that: described substrate is metallic plate.
Metal material the most according to claim 4, it is characterised in that: described metal material is Coil Coating Products.
CN201610522099.0A 2016-07-05 2016-07-05 Based on UV digital printing mating surfaces photocureable coating processing can panel beating metal material Active CN105925149B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201610522099.0A CN105925149B (en) 2016-07-05 2016-07-05 Based on UV digital printing mating surfaces photocureable coating processing can panel beating metal material
PCT/CN2017/091688 WO2018006799A1 (en) 2016-07-05 2017-07-04 Metal material and use thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610522099.0A CN105925149B (en) 2016-07-05 2016-07-05 Based on UV digital printing mating surfaces photocureable coating processing can panel beating metal material

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CN105925149B CN105925149B (en) 2018-06-29

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018006799A1 (en) * 2016-07-05 2018-01-11 苏州镓祥新材料科技有限公司 Metal material and use thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102807807A (en) * 2012-08-07 2012-12-05 杭州传化涂料有限公司 Paint used for coiled metal material
CN103031034A (en) * 2012-12-12 2013-04-10 澳达树熊涂料(惠州)有限公司 White finish coat photocurable UV (ultraviolet) paint and preparation method thereof
CN103073990A (en) * 2012-12-28 2013-05-01 上海维凯化学品有限公司 Ultraviolet curing coating composition for tectorial color steel plate
CN103436095A (en) * 2013-09-08 2013-12-11 鲁继烈 Ultraviolet-curing water-based inkjet ink

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102807807A (en) * 2012-08-07 2012-12-05 杭州传化涂料有限公司 Paint used for coiled metal material
CN103031034A (en) * 2012-12-12 2013-04-10 澳达树熊涂料(惠州)有限公司 White finish coat photocurable UV (ultraviolet) paint and preparation method thereof
CN103073990A (en) * 2012-12-28 2013-05-01 上海维凯化学品有限公司 Ultraviolet curing coating composition for tectorial color steel plate
CN103436095A (en) * 2013-09-08 2013-12-11 鲁继烈 Ultraviolet-curing water-based inkjet ink

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018006799A1 (en) * 2016-07-05 2018-01-11 苏州镓祥新材料科技有限公司 Metal material and use thereof

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