CN101417579B - Decorating film - Google Patents

Decorating film Download PDF

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Publication number
CN101417579B
CN101417579B CN2008100798853A CN200810079885A CN101417579B CN 101417579 B CN101417579 B CN 101417579B CN 2008100798853 A CN2008100798853 A CN 2008100798853A CN 200810079885 A CN200810079885 A CN 200810079885A CN 101417579 B CN101417579 B CN 101417579B
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CN
China
Prior art keywords
layer
decorating film
resin
functional
coating
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Application number
CN2008100798853A
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Chinese (zh)
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CN101417579A (en
Inventor
罗超
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中国乐凯胶片集团公司
保定乐凯磁信息材料有限公司
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Priority to CN2008100798853A priority Critical patent/CN101417579B/en
Publication of CN101417579A publication Critical patent/CN101417579A/en
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Abstract

The invention discloses a decorating film, which comprises a base material, a decoration layer and a pasting layer, and is additionally provided with a multifunctional layer after improvement. The decorating film is simple in structure, nice in decoration property, low in cost, and applicable to the existing process technologies such as flat ironing, scalding process, insert injection molding, in-mold transfer printing and the like for decorating the surface of the plastic parts, thus being widely applicable to the decoration of the plastic parts of household electrical appliances, mobile phones, automobiles and the like.

Description

A kind of decorating film
Technical field
The present invention relates to a kind of decorating film, particularly a kind of decorating film of transfer printing type.
Background technology
Along with the development of society, parts such as household electrical appliance, automobile, mobile phone have all adopted working of plastics in a large number, and the requirement of its incrustation is more and more higher.At present, the working of plastics surface metalation is decorated and is adopted plating, vacuum deposition process and hot transfer foil.The electroplating technology production environment is relatively poor, and is unfavorable to workers ' health, and to the having relatively high expectations of working of plastics, no longer adopt in a lot of fields.Vacuum deposition process makes fast progress in the film field in recent years, but higher to the processing charges of moulding plastic.And transfer film is a dry process technology, can realize multiple decorative effect, helps environmental protection, is applicable to parts such as most of household electrical appliances, automobile, mobile phone.The decorating film structure that adopts is complicated at present; transfer coated generally all more than four layers; its structure sheaf generally comprises: carry base, release layer, protective layer, decorative layer; adhesive layer; some product also comprises supporting layer or adhesive force promoting layer between decorative layer and adhesive layer; these product structure complexity, production cost height, manufacturing process complexity.
Summary of the invention
Technical problem to be solved by this invention provide a kind of simple in structure, manufacturing process is simple, decorate properties is good, lower-cost decorating film.
The technical scheme that addresses the above problem is:
A kind of decorating film comprises base material, decorative layer and adhered layer in the formation, in addition, it also contains and is provided with a multi-functional layer.
Above-mentioned decorating film, the component and the parts by weight thereof of described multi-functional layer are:
Acrylic resin 25.0~75.0;
Functional resin 15.0~45.0;
Organic siliconresin 5.0~10.0;
Auxiliary agent 0~10.0;
Solvent 1000~1500.
Above-mentioned decorating film, described acrylic resin are one or more in thermoplastic acrylic resin or the crosslinked acrylic resin.
Above-mentioned decorating film, described functional resin are styrene-maleic anhydride copolymer, celluosic resin, isocyanate resin, one or more in the amino resins.
Above-mentioned decorating film, described solvent are one or more in butanone, toluene, dimethylbenzene, ethyl acetate, the isopropyl alcohol.
Above-mentioned decorating film, described organic siliconresin is a dimethyl silicone polymer.
Above-mentioned decorating film, described auxiliary agent are a kind of in acid catalyst, curing accelerator or the light trigger.
Above-mentioned decorating film, the thickness of described multi-functional layer is 1.0~5.0 μ m.
Above-mentioned decorating film, described decorative layer are metal level, wood grain layer or fluorescence coating.
The base material of the transfer printing type decorating film among the present invention is polyester film (PET), and its general thickness is 12 μ m to 30 μ m.
Compare with product with prior art, the decorating film production technology that provides of the present invention is simple, simple in structure, decorate properties is good, cost is low, is suitable for existing flat processing technology of scalding method, boiling hot method, dummy slider injection moulding, in-mold transfer printing etc. to the working of plastics incrustation.The decoration that can be used for working of plastics such as household electrical appliances, mobile phone, automobile.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Each label list is shown among the figure: 1. base material; 2. multi-functional layer; 3. decorative layer; 4. adhered layer.
The specific embodiment
Multi-functional layer among the present invention has the function of peeling off and defencive function, and it can be peeled off from carrying base when transfer printing molded, forms protective layer on the decorative layer surface after the transfer printing.This multi-functional layer also can add special pigment with decorative layer is compounded to form decorative effect, also can add man-hour additional hologram or transfer printing after table print other picture and text.The thickness of multi-functional coatings is 1.0~5.0 μ m, preferably 1.0~3.0 μ m.Coating methods such as it can be coated with by reverse roll, notch board coating, anilox roll coating, the coating of Fructus Hordei Germinatus rod are coated on substrate surface.
Acrylic resin among the present invention is the matrix resin of coating, and its effect is weatherability, alcohol resistance and the transparency that improves coating, and adjusts the hardness and the fragility of multi-functional coatings.Described acrylic resin can be thermoplastic acrylic resin or crosslinked acrylic resin.Wherein, thermoplastic acrylic acid has excellent alcohol resistance and excellent compatibility, being fit to thermoplastic acrylic resin of the present invention can be polymethyl methacrylate, methyl methacrylate/ethyl ester copolymer or methyl methacrylate/positive butyl ester copolymer, thermoplastic acrylic acid A11 as ROHM AND HAAS, A21, B99, E-2045, E-2046, the E-2016 of the color special company of fine jade, the MB2952 of mitsubishi chemical industry, BR73, BR106 etc.; Crosslinked acrylic resin can be Hydroxylated acrylic resin or ultraviolet curing acrylic resin.The Hydroxylated acrylic resin that is suitable for inventing is the acrylic copolymer of hydroxyl, as FS-2970, the FS2050 etc. of the modest chemical industry of moral or state Longhua worker's 821-60,828-7,886-70 etc.; Being suitable for light-cured acrylic resin of the present invention is the light-cured acrylic oligomer, as CN2302, the CN2304 etc. of Sartomer company or the ALMATEX208 of Mitsui chemistry etc.
The effect of the functional resin among the present invention is the hear resistance that improves coating, to guarantee the high glaze of decorative layer, improves its solvent resistance simultaneously.Described functional resin can be styrene-maleic anhydride copolymer, celluosic resin, isocyanate resin, one or more in the amino resins.Isocyanate resin cooperates with above-mentioned carboxylic acid resin with the heat resisting temperature that guarantees coating at 120 ℃~130 ℃, is fit to isocyanate resin of the present invention and can is polyurethanes or HDI prepolymer, MDI prepolymer.Styrene-maleic anhydride copolymer (SMA) cooperates with above-mentioned acrylic resin, can make the heat resisting temperature of coating reach 140 ℃~150 ℃, be fit to styrene-maleic anhydride copolymer of the present invention and be high Tg type (Tg〉150 ℃), as the SMA1000 of Sartomer company, SMA1000P etc.Amino resins cooperates with above-mentioned Hydroxylated acrylic resin, and the heat resisting temperature of coating is reached about 160 ℃, is the amino resins that rapid draing is solidified but be fit to amino resins of the present invention, as 582-2 type amino resins.The adding of celluosic resin can improve the hardness and the fragility of coating, and the situation of peeling off after the adjustment thermoprint, be fit to celluosic resin of the present invention and comprise cellulose acetate-butyrate (CAB), cellulose-acetate propionate (CAP) or nitrocellulose (NC), as the CAB381 of Yi Shi Man, CAP482 etc.
The effect of the organic siliconresin among the present invention is the levelability that improves multi-functional layer coating, surface anti sticking company property after thermoprint stripping performance and the transfer printing, anti-scratching wearproof, being fit to organic siliconresin of the present invention can be dimethyl silicone polymer, as DC11, the DC14 of Dow Corning Corporation, DC18 etc.
The effect of the auxiliary agent among the present invention is to promote coating rapid draing to solidify, it is acid catalyst, initator or curing accelerator, be applicable to that acid catalyst of the present invention can be a p-methyl benzenesulfonic acid, as AKTIVAD3302, the AKTIVBD7741 etc. of Guangzhou Ou Peng chemical industry Co., Ltd; Be applicable to that curing accelerator of the present invention can be laurate two fourth tin or butyl laurate two fourth tin.Be applicable to that light trigger of the present invention can be an I type light trigger, as the Irgacure@1000 of Ciba.
Decorative layer among the present invention can be metal level, wood grain layer or fluorescence coating, wherein, metal level mold pressing partial holography is as requested decorated picture and text, it can deposit on the multi-functional layer by vacuum evaporation or vacuum sputtering, and wood grain layer and fluorescence coating can be coated on the multi-functional layer by coating method.
Adhered layer of the present invention has splendid adhering to decorative layer, and the base material decorated such as PMMA, ABS, PS, PC, PVC etc. are had good adhesion effect, and this adhered layer is the hot pressing activated form, and its thickness is 1 μ m to 5 μ m.Being fit to adhered layer of the present invention is the acrylic resin copolymer, the cooperation of polyamide or mylar, and filler is silica or titanium dioxide.Coating methods such as adhered layer can be coated with by reverse roll, notch board coating, anilox roll coating, the coating of Fructus Hordei Germinatus rod are coated on the decorative layer.
The preparation method of transfer printing type decorating film of the present invention is: on base material, be coated with multi-functional layer by modes such as the coating of Fructus Hordei Germinatus rod, notch board coating, anilox roll coating, reverse roll coatings, and then applied decorative layer and adhesive linkage, obtain containing multi-functional layer transfer printing type decorating film.
The present invention will be further described below in conjunction with embodiment, Comparative Examples.
Comparative Examples
The release layer prescription:
Tissuemat E 100;
Butanone 600;
Toluene 300;
The protective layer prescription:
Polyurethane resin 65.0,
Nitrocellulose 35.0,
Butanone 600,
Toluene 300,
On the PET base material of 12 μ m, be the peel ply of 1.0 μ m by reverse roll coating method coating thickness, the thick protective layer of coating 1.2 μ m on peel ply then, moulding decorative layer, adhered layer successively obtain decorating film again, carry out performance test then.
Embodiment 1
The prescription (weight portion) of multi-functional layer (2):
Polymethyl methacrylate 40.0,
Hydroxylated acrylic resin 30.0,
Cellulose-acetate propionate 15.0,
MDI prepolymer 5.0,
Dimethyl silicone polymer 10.0,
Toluene 300,
Butanone 700,
On the PET base material of 18 μ m, be the multi-functional layer of 2.0 μ m by anilox roll coating method coating thickness, then, vacuum evaporation metal level on multi-functional layer, on metal level, be the adhered layer of 3 μ m again by anilox roll coating method coating thickness, obtain the transfer printing type decorating film, carry out performance test then.
Embodiment 2
The prescription (weight portion) of multi-functional layer (2):
Polymethyl methacrylate/positive butyl ester 40.0,
Hydroxylated acrylic resin 35.0,
Polyurethane resin 20.0,
Dimethyl silicone polymer 5.0,
Toluene 300,
Ethyl acetate 300,
Butanone 700,
On the PET base material of 18 μ m, be the multi-functional layer of 2.0 μ m by anilox roll coating method coating thickness, then, vacuum evaporation metal level on multi-functional layer, on metal level, be the adhered layer of 3 μ m again by anilox roll coating method coating thickness, obtain the transfer printing type decorating film, carry out performance test then.
Embodiment 3
The prescription (weight portion) of multi-functional layer (2):
Polymethyl methacrylate 25.0,
Cellulose acetate-butyrate 15.0,
Light-cured acrylic oligomer 50.0,
Dimethyl silicone polymer 5.0,
I type light trigger 5.0,
Ethyl acetate 400,
Butanone 700,
On the PET base material of 18 μ m, be the multi-functional layer of 2.0 μ m by anilox roll coating method coating thickness, then, vacuum evaporation metal level on multi-functional layer, on metal level, be the adhered layer of 3 μ m again by anilox roll coating method coating thickness, obtain the transfer printing type decorating film, carry out performance test then.
Embodiment 4
The prescription (weight portion) of multi-functional layer (2):
Hydroxylated acrylic resin 65.0,
Amino resins 25.0,
Dimethyl silicone polymer 5.0,
P-methyl benzenesulfonic acid 5.0,
Isopropyl alcohol 100,
Toluene 300,
Ethyl acetate 300,
Butanone 700,
On the PET base material of 18 μ m, be the multi-functional layer of 2.0 μ m by anilox roll coating method coating thickness, then, vacuum evaporation metal level on multi-functional layer, on metal level, be the adhered layer of 3 μ m again by anilox roll coating method coating thickness, obtain the transfer printing type decorating film, carry out performance test then.
Embodiment 5
The prescription (weight portion) of multi-functional layer (2):
Polymethyl methacrylate 45.0,
Phenylethylene-maleic anhydride resin 50.0,
Dimethyl silicone polymer 5.0,
Ethyl acetate 300,
Toluene 400,
Butanone 700,
On the PET base material of 24 μ m, be the multi-functional layer of 4.0 μ m by anilox roll coating method coating thickness, then, vacuum evaporation metal level on multi-functional layer, on metal level, be the adhered layer of 3 μ m again by anilox roll coating method coating thickness, obtain the transfer printing type decorating film, carry out performance test then.
Embodiment 6
The prescription (weight portion) of multi-functional layer (2) is:
Polymethyl methacrylate 40.0,
Hydroxy acrylic acid copolymer 30.0,
HDI prepolymer 5.0,
Cellulose acetate-butyrate 15.0,
Dimethyl silicone polymer 8.0,
Laurate two fourth tin 2.0,
Toluene 300,
Ethyl acetate 400,
Butanone 700,
On the PET base material of 23 μ m, be the multi-functional layer of 2.0 μ m by anilox roll coating method coating thickness, then, vacuum evaporation metal level on multi-functional layer, on metal level, be the adhered layer of 4 μ m again by anilox roll coating method coating thickness, obtain the transfer printing type decorating film, carry out performance test then.
Embodiment Definition Paste fastness The alcohol resistance scrubbing number of times Heat resisting temperature/℃
Embodiment 1 Qualified Qualified >50 120
Embodiment 2 Qualified Qualified >50 140
Embodiment 3 Qualified Qualified >50 150
Embodiment 4 Qualified Qualified >50 170
Embodiment 5 Qualified Qualified >50 145
Embodiment 6 Qualified Qualified >50 135
Comparative Examples Qualified Qualified <50 140
The method of testing of definition is with reference to the method for testing of BB/T 0031-2006.
Paste the method for testing of fastness: scald under 100~200 ℃ of conditions flat, with plane gold stamping machine with the sample thermoprint to the ABS plastic, then tape base is peeled, paste with adhesive tape, places and tore in about one minute, decorative cover maintenance gloss, do not peel off be qualified.
The alcohol resistance scrubbing method of testing: sample is flat boiling hot or boiling hot on ABS plastic spare, cotton bag 500g counterweight is arranged, in alcohol, soak the decorative cover that thermoprint is cleaned in the back.
Stable on heating method of testing be with the decorating film after the moulding as in the baking oven 5 minutes, the temperature that color and luster changes.
By data in the table as can be seen, adopt multi-functional layer of the present invention after, the transfer printing type decorating film performance of making meets the requirements, and has so both reduced the coating number of plies in the manufacture process, has reduced raw-material consumption and manufacturing cost again.

Claims (3)

1. a decorating film comprises base material, decorative layer and adhered layer, it is characterized in that: set up a multi-functional layer, described decorating film is followed successively by base material (1), multi-functional layer (2), decorative layer (3), adhered layer (4) from the bottom up;
The component and the parts by weight thereof that prepare multi-functional layer are:
Acrylic resin 25.0~75.0;
Functional resin 15.0~45.0;
Organic siliconresin 5.0~10.0;
Auxiliary agent 0~10.0;
Solvent 1000~1500;
Described acrylic resin is one or more in thermoplastic acrylic resin or the crosslinked acrylic resin;
Described functional resin is one or more in styrene-maleic anhydride copolymer, celluosic resin, isocyanate resin or the amino resins;
Described organic siliconresin is a dimethyl silicone polymer;
Described auxiliary agent is a kind of in acid catalyst, curing accelerator or the light trigger;
Described solvent is one or more in butanone, toluene, dimethylbenzene, ethyl acetate, the isopropyl alcohol.
2. according to the described decorating film of claim 1, it is characterized in that: the thickness of described multi-functional layer is 1.0~5.0 μ m.
3. according to the described decorating film of claim 2, it is characterized in that: described decorative layer is metal level, wood grain layer or fluorescence coating.
CN2008100798853A 2008-12-03 2008-12-03 Decorating film CN101417579B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN2008100798853A CN101417579B (en) 2008-12-03 2008-12-03 Decorating film

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CN101417579A CN101417579A (en) 2009-04-29
CN101417579B true CN101417579B (en) 2010-12-15

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EP2467257B1 (en) * 2009-08-18 2015-09-30 LG Electronics Inc. Decorative film to be attached to outside surface of home appliance and method for manufacturing the same
CN101746203B (en) * 2009-11-25 2013-07-03 保定乐凯新材料股份有限公司 Preparation method of wire drawing decorative film
CN102417796A (en) * 2011-08-31 2012-04-18 保定乐凯新材料股份有限公司 Metal decorating film with hardened protective layer and preparation method thereof
CN102642440B (en) * 2012-05-11 2014-11-12 保定乐凯新材料股份有限公司 Double-faced drawing decorative film for transparent plastic component
CN102658742B (en) * 2012-05-11 2014-07-16 保定乐凯新材料股份有限公司 Transfer print type decorative film suitable for cold wave technology
CN103834347B (en) * 2012-11-20 2016-06-08 黄斐 Viscose glue, adopt adhesive plaster, the manufacture method of adhesive plaster and application prepared by viscose glue
CN103481696A (en) * 2013-09-29 2014-01-01 太仓市鸿运包装材料有限公司 Scratching-resisting high-toughness PVC (polyvinyl chloride) heat transfer film and preparation method thereof
CN103625202B (en) * 2013-12-13 2016-09-14 保定乐凯新材料股份有限公司 A kind of wire drawing decorative film with frosted finish effect
CN104072923B (en) * 2014-06-18 2017-01-25 金发科技股份有限公司 High-heat-resistant transparent reinforcing material as well as preparation method and application thereof
CN104131674A (en) * 2014-07-10 2014-11-05 安徽双津实业有限公司 Environment-friendly metal adhesive film and manufacturing method thereof
CN105694692A (en) * 2014-11-27 2016-06-22 合众(佛山)化工有限公司 A preparing method of waterborne two-component high-temperature resistant super-wear-resistant matte varnish
CN105694691A (en) * 2014-11-27 2016-06-22 合众(佛山)化工有限公司 A preparing method of mono-component waterborne polyurethane fully-matte highly-wear-resistant floor paint
CN105713496A (en) * 2014-12-02 2016-06-29 合众(佛山)化工有限公司 Preparation method of aqueous two-component super wear-resistant lusterless paint
CN105754432A (en) * 2014-12-16 2016-07-13 深圳市莱莉雅环保科技有限公司 Method for preparing water-based ground coat baking varnish for alloy shell of digital product
CN105754433A (en) * 2014-12-16 2016-07-13 深圳市莱莉雅环保科技有限公司 Method for preparing water-based glaze top coat for alloy shell of digital product
CN107813625B (en) * 2017-10-16 2020-01-14 广东天元汇邦新材料股份有限公司 Anti-sticking transfer printing film and preparation method thereof
CN109849546A (en) * 2017-12-27 2019-06-07 浙江恒丰包装有限公司 A kind of thermoprint picture and text anti-oxidative alumite thermoprinting foil

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