CN108395561A - Packaging protection film and preparation method thereof - Google Patents

Packaging protection film and preparation method thereof Download PDF

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Publication number
CN108395561A
CN108395561A CN201810264953.7A CN201810264953A CN108395561A CN 108395561 A CN108395561 A CN 108395561A CN 201810264953 A CN201810264953 A CN 201810264953A CN 108395561 A CN108395561 A CN 108395561A
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Prior art keywords
organic layer
coating fluid
protection film
packaging protection
layer
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CN201810264953.7A
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华路
张洁君
李欣
宋宁
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Guangdong Xuan Long Industrial Co Ltd
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Guangdong Xuan Long Industrial Co Ltd
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Priority to CN201810264953.7A priority Critical patent/CN108395561A/en
Publication of CN108395561A publication Critical patent/CN108395561A/en
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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/04Coating
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/04Coating
    • C08J7/042Coating with two or more layers, where at least one layer of a composition contains a polymer binder
    • C08J7/0423Coating 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
    • 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
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    • 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
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    • 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
    • C09D4/00Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16
    • C09D4/06Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09D159/00 - C09D187/00
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    • 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
    • C09D7/47Levelling agents
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    • 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
    • C09D7/61Additives non-macromolecular inorganic
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    • 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
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    • 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
    • C09D7/66Additives characterised by particle size
    • C09D7/67Particle size smaller than 100 nm
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10KORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K50/00Organic light-emitting devices
    • H10K50/80Constructional details
    • H10K50/84Passivation; Containers; Encapsulations
    • H10K50/844Encapsulations
    • H10K50/8445Encapsulations multilayered coatings having a repetitive structure, e.g. having multiple organic-inorganic bilayers
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10KORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K71/00Manufacture or treatment specially adapted for the organic devices covered by this subclass
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10KORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K71/00Manufacture or treatment specially adapted for the organic devices covered by this subclass
    • H10K71/10Deposition of organic active material
    • H10K71/12Deposition of organic active material using liquid deposition, e.g. spin coating
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10KORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K71/00Manufacture or treatment specially adapted for the organic devices covered by this subclass
    • H10K71/10Deposition of organic active material
    • H10K71/12Deposition of organic active material using liquid deposition, e.g. spin coating
    • H10K71/125Deposition of organic active material using liquid deposition, e.g. spin coating using electrolytic deposition e.g. in-situ electropolymerisation
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    • C08J2367/00Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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    • C08J2475/04Polyurethanes
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20Oxides; Hydroxides
    • C08K3/22Oxides; Hydroxides of metals
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    • 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
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Abstract

The present invention relates to a kind of packaging protection film and preparation method thereof, which includes the first organic layer being arranged from inside to outside, flexible substrate layer, inorganic layer, the second organic layer and third organic layer.A kind of preparation method of packaging protection film includes the following steps:First organic layer coating fluid is uniformly coated on flexible parent metal, curing reaction is carried out, is put into vacuum coating equipment, vacuumizes, the second organic layer coating fluid is uniformly coated on inorganic layer surface, is put into baking in baking oven;Third organic layer coating fluid is uniformly coated on the second organic surface, carries out UV curing reactions, forms packaging protection film.Above-mentioned packaging protection film on flexible parent metal by being equipped with four tunics such as the first organic layer, inorganic layer, the second organic layer and third organic layer so that the barrier property of the protective film is preferable, can improve electronic component barrier moisture capacity, improve product quality.

Description

Packaging protection film and preparation method thereof
Technical field
The present invention relates to a kind of thin film encapsulation technology fields, more particularly to a kind of packaging protection film and preparation method thereof.
Background technology
In display field, as (abbreviation of Quantum Dot Light Emitting Diodes, is to be not required to QLED Want the self-luminous technology of additional light source) introducing of display technology and OLED display technologies so that show that the colour gamut of equipment can reach It is even higher to 100% full gamut, there is better color representation power.OLED and quantum dot in environment steam and oxygen it is non- Often sensitive, the use of packaging protection film is particularly important.In general, including to the method that electronic component is sealed:In electronics member Packaging protection film is formed on part, and packaging protection film and electronic component are bonded using epoxy resin, so that electronic component Each functional layer and steam, oxygen in air etc. at separating.Enter however, the steam in air can penetrate packaging protection film Electronic component or steam can influence the adhesive property of epoxy resin so that gap is generated between Obstruct membrane and epoxy resin, into And steam is made to be in direct contact electronic component, to influence the service life of electronic component.
Invention content
Based on this, it is necessary to for current traditional technology there are the problem of, a kind of packaging protection film, barrier property are provided Preferably, electronic component barrier moisture capacity can be improved, product quality is improved.
The present invention also provides the preparation methods of above-mentioned packaging protection film.
In order to achieve the object of the present invention, the present invention uses following technical scheme:
A kind of packaging protection film, including be arranged from inside to outside the first organic layer, flexible substrate layer, inorganic layer, second have Machine layer and third organic layer.
Above-mentioned packaging protection film on flexible parent metal by being equipped with the first organic layer, inorganic layer, the second organic layer and the Four tunic such as three organic layers so that the barrier property of the protective film is preferable, can improve electronic component barrier moisture capacity, improve Product quality.
First organic layer is vinylidene fluoride-hexafluoropropylene copolymer layer in one of the embodiments,;The flexibility The material of substrate layer is one kind in PET, PI, PP, PC, PE, PVC, TAC, TPU, PEN;The material of the inorganic layer is nitridation One or several kinds of combinations in object or oxide;Second organic layer is modified organopolysiloxane resin layer;It is described Third organic layer is fluorocarbon modified resin layer.
The nitride is SixNy or AlN in one of the embodiments,;The oxide is SiOx or Al2O3
The thickness of first organic layer is 2 μm~8 μm in one of the embodiments,;The thickness of the flexible substrate layer Degree is 10 μm~150 μm;The thickness of the inorganic layer is 10nm~300nm;The thickness of second organic layer is 3 μm~20 μ m;The thickness of the third organic layer is 4 μm~20 μm.
A kind of preparation method of packaging protection film, includes the following steps:
Flexible parent metal and the first organic layer coating fluid are provided, the first organic layer coating fluid is uniformly coated on described soft Property base material one side, the flexible parent metal with the first organic layer coating fluid is put into baking oven, carry out curing reaction, formed tool There is the film one of the first organic layer;
Vacuum coating equipment and inorganic layer Coating Materials are provided, the film one is put into the vacuum coating equipment, is taken out The inorganic layer Coating Materials is plated in side of the film one backwards to first organic layer by vacuum using Vacuum Coating method Face forms the film two with inorganic layer;
Second organic layer coating fluid is provided, the second organic layer coating fluid is uniformly coated on to the inorganic layer of the film two Film two with the second organic layer coating fluid is put into baking oven and toasts by surface, forms the film three with the second organic layer;
Third organic layer coating fluid is provided, second that the third organic layer coating fluid is uniformly coated on the film three has Machine layer surface will carry out UV curing reactions with the film three of third organic layer coating fluid, form packaging protection film.
The solidification temperature of the curing reaction is 120 DEG C in one of the embodiments, hardening time 2min;It is described The baking temperature of baking is 100 DEG C, baking time 2min.
The Vacuum Coating method is the gas phase of magnetron sputtering method, plasma enhanced chemical in one of the embodiments, One kind in sedimentation, atom deposition method.
The first organic layer coating fluid includes the component of following parts by weight in one of the embodiments,:
5~25 parts of vinylidene fluoride-hexafluoropropylene copolymer;
10~30 parts of polyester resin;
First 50~70 parts of organic layer solvent.
The second organic layer coating fluid includes the component of following parts by weight in one of the embodiments,:
The third organic layer coating fluid includes the component of following parts by weight in one of the embodiments,:
Description of the drawings
Fig. 1 is a preferred embodiment of the present invention the structural schematic diagram of packaging protection film.
Specific implementation mode
To facilitate the understanding of the present invention, below with reference to relevant drawings to invention is more fully described.In attached drawing Give presently preferred embodiments of the present invention.But the present invention can realize in many different forms, however it is not limited to this paper institutes The embodiment of description.Keep the understanding to the disclosure more thorough on the contrary, purpose of providing these embodiments is Comprehensively.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be directly connected to To another element or it may be simultaneously present centering elements.
Unless otherwise defined, all of technologies and scientific terms used here by the article and belong to the technical field of the present invention The normally understood meaning of technical staff is identical.Used term is intended merely to description tool in the description of the invention herein The purpose of the embodiment of body, it is not intended that in the limitation present invention.
Referring to Fig. 1, the packaging protection film 100 of the preferred embodiment for the present invention, including be arranged from inside to outside the One organic layer 10, flexible substrate layer 20, inorganic layer 30, the second organic layer 40 and third organic layer 50.
The first organic layer 10 is vinylidene fluoride-hexafluoropropylene copolymer layer (PVDF-HFP) in one of the embodiments,; The material of flexible substrate layer 20 is PET (polyethylene terephthalate), PI (polyimides), PP (polypropylene), PC (poly- carbon Acid esters), PE (polyethylene), PVC (polyvinyl chloride), TAC (Triafol T), TPU (thermoplastic polyurethane elastomer rubber), One kind in PEN (polyethylene naphthalate);The material of inorganic layer 30 be one kind either in oxide of nitride or Several combinations;Second organic layer 40 is modified organopolysiloxane resin layer;Third organic layer 50 is fluorocarbon modified resin layer.Nothing Machine layer 30 is prepared by Vacuum Coating methods such as magnetron sputtering, PECVD, atomic depositions.
Wherein, nitride is SixNy (silicon nitride) or AlN;Oxide be SiOx (nano silicon-based oxide) or Al2O3.The range of x/y is 0.75~1.5 in silicon nitride (SixNy);Nano silicon-based oxide (SiOx) is unformed white powder (referring to its aggregate) is a kind of nontoxic, tasteless, free of contamination inorganic non-metallic material, has many unusual or unusual physics Chemical characteristic, there are the hydroxyls of undersaturated residual bond and different bond styles on surface, and stable state is deviated from because its surface is oxygen debt Silica structure, therefore molecular formula be SiOx, wherein X is between 0.4~0.8.
In another embodiment, the thickness of the first organic layer 10 is 2 μm~8 μm;The thickness of flexible substrate layer 20 is 10 μm ~150 μm;The thickness of inorganic layer 30 is 10nm~300nm;The thickness of second organic layer 40 is 3 μm~20 μm;Third organic layer 50 thickness is 4 μm~20 μm.
Further, the thickness of flexible substrate layer 20 is 50 μm~100 μm.The thickness of inorganic layer is 20nm~100nm.
Above-mentioned packaging protection film 100 is organic by being equipped with the first organic layer 10, inorganic layer 30, second on flexible parent metal Four tunic of layer 40 and third organic layer 50 etc. so that the barrier property of the protective film is preferable, can improve electronic component barrier water Vapour ability improves product quality.
The present invention also provides a kind of preparation methods of packaging protection film 100, include the following steps:
Flexible parent metal and the first organic layer coating fluid are provided, the first organic layer coating fluid is uniformly coated on flexible parent metal Flexible parent metal with the first organic layer coating fluid is put into baking oven by one side, carries out curing reaction, and being formed has first to have The film one of machine layer 10;
Vacuum coating equipment and 30 Coating Materials of inorganic layer are provided, film one is put into very by cleaning, preheating vacuum coating equipment It in empty filming equipment, vacuumizes, 30 Coating Materials of inorganic layer is plated in backwards to the first organic layer 10 by film one using Vacuum Coating method One side, set filming parameter, plated film goes out sample, forms the film two with inorganic layer 30;
Second organic layer coating fluid is provided, the second organic layer coating fluid is uniformly coated on to 30 surface of inorganic layer of film two, Film two with the second organic layer coating fluid is put into baking oven and is toasted, the film three with the second organic layer 40 is formed;
Third organic layer coating fluid is provided, third organic layer coating fluid is uniformly coated on to 40 table of the second organic layer of film three Face will carry out UV curing reactions with the film three of third organic layer coating fluid, form packaging protection film 100.
In a wherein embodiment, the solidification temperature of curing reaction is 120 DEG C, hardening time 2min;The baking of baking Temperature is 100 DEG C, baking time 2min.Vacuum Coating method is the vapor deposition of magnetron sputtering method, plasma enhanced chemical One kind in method, atom deposition method.
Optionally, the first organic layer coating fluid includes the component of following parts by weight:
5~25 parts of vinylidene fluoride-hexafluoropropylene copolymer;
10~30 parts of polyester resin;
First 50~70 parts of organic layer solvent.
Wherein, the first organic layer solvent is methanol, ethyl alcohol, isopropanol, glycerine, toluene, one kind in ethyl acetate or several Kind combination.
Optionally, the second organic layer coating fluid includes the component of following parts by weight:
Further, the second organic layer auxiliary agent includes the component of following parts by weight:
Second 0.05~2 part of organic layer dispersant;
Second 0.005~1 part of organic layer levelling agent;
Second 0.002~0.8 part of organic layer coupling agent.
Wherein, modified organopolysiloxane resin layer contains abundant silicone hydroxyl group, adds coupling agent to improve second The cementability of organic layer 40 and inorganic layer 30, silicone condensation of the silicone hydroxyl group easily with 30 surface of inorganic layer is at firm Si-O-Si structures make coating be improved the adhesive force of inorganic layer 30, and the netted knot of high crosslink density is formed after resin solidification The nano-sized filler of structure, addition effectively enhances coating compactness, while enhancing coating high-low temperature resistant, barrier property, resistance to ultraviolet Line, flexibility.
In wherein some embodiments, the second organic layer levelling agent is polyether-modified dimethyl polysiloxane copolymer, third Olefin(e) acid polyester-modified polysiloxanes, polyether-modified hydroxyl polysiloxane copolymer, nonionic polysiloxane copolymer, propylene Esterification polysiloxanes, response type organosiloxane, modified polyorganosiloxane, polyacrylate, Siloxane-Oxyalkylene Copolymers, poly- silicon One kind in oxygen alkane-copolyether;Second organic layer filler is nano aluminium oxide, nano silicon dioxide, zinc oxide, zinc barium In vain, one or several kinds of combinations in calcium carbonate, nano-titanium dioxide;Second organic layer coupling agent is vinyl silanes, amino silicone One or more combination in alkane, epoxy radicals silicone hydride, hydrosulphonyl silane, methacryloxypropyl silane;Second organic layer dispersant is One kind in fatty acid, aliphatic amide type, esters.Second organic layer solvent is methanol, ethyl alcohol, isopropanol, glycerine, first One or more of benzene, ethyl acetate combine.The type of curing agent is more, such as p-hydroxybenzenyl sulfonate.
Optionally, third organic layer coating fluid includes the component of following parts by weight:
Further, third organic layer auxiliary agent includes the component of following parts by weight:
0.05~2 part of third organic layer dispersant;
0.005~1 part of third organic layer levelling agent;
0.002~0.8 part of third organic layer coupling agent.
Wherein, third organic layer 50 is fluorocarbon modified resin layer, and film forming is preferable after coating, is in colorless and transparent, fluorine chain The surfaces Duan Qi dense distribution, the polarizability of C-F keys is very low, and the intermolecular force between fluorocarbon resin film and Air Interface is very It is small, cause the surface free energy of fluorocarbon resin film very low, therefore, have hydrophobicity, excellent weatherability, high crosslink density, Excellent flexibility.
In wherein some embodiments, fluorocarbon resin include polytetrafluoroethylene (PTFE) (PTFE), polytrifluorochloroethylene (PCTFE), Polyvinyl fluoride (PVF), Kynoar (PVDF), perfluoroethylene-propylene (FEP), ethylene-tetrafluoroethylene copolymer (ETFE), four One kind or several in vinyl fluoride-perfluoroalkyl vinyl ether copolymer (PFA), ethylene-chlorotrifluoro-ethylene copolymer (ECTFE) etc. Kind combination.Third organic layer levelling agent be polyether-modified dimethyl polysiloxane copolymer, acrylic polyester modified polyorganosiloxane, Polyether-modified hydroxyl polysiloxane copolymer, nonionic polysiloxane copolymer, acroleic acid esterification polysiloxanes, response type One in organosiloxane, modified polyorganosiloxane, polyacrylate, Siloxane-Oxyalkylene Copolymers, polysiloxane-polyether copolymer Kind;Third organic layer filler is nano aluminium oxide, nano silicon dioxide, zinc oxide, lithopone, calcium carbonate, nano-titanium dioxide Middle one or several kinds of combinations;Third organic layer coupling agent be vinyl silanes, amino silane, epoxy radicals silicone hydride, hydrosulphonyl silane, One or more combination in methacryloxypropyl silane;Third organic layer dispersant is fatty acid, aliphatic amide type, ester One kind in class.The type of light curing agent is more, such as light curing agent 184.
The technical solution that will be further illustrated the present invention below by several embodiments.
Embodiment 1:
The preparation method of the packaging protection film 100 of the present invention, includes the following steps:
Flexible parent metal and the first organic layer coating fluid are provided, the first organic layer coating fluid is uniformly coated on flexible parent metal Flexible parent metal with the first organic layer coating fluid is put into baking oven by one side, carries out curing reaction, solidification temperature 120 DEG C, hardening time 2min forms the film one with the first organic layer 10;
Vacuum coating equipment and 30 Coating Materials of inorganic layer are provided, film one is put into very by cleaning, preheating vacuum coating equipment It in empty filming equipment, vacuumizes, 30 Coating Materials of inorganic layer is plated in backwards to the first organic layer 10 by film one using Vacuum Coating method One side, set filming parameter, plated film goes out sample, forms the film two with inorganic layer 30;
Second organic layer coating fluid is provided, the second organic layer coating fluid is uniformly coated on to 30 surface of inorganic layer of film two, Film two with the second organic layer coating fluid is put into baking oven and is toasted, baking temperature is 100 DEG C, baking time 2min, shape At the film three with the second organic layer 40;
Third organic layer coating fluid is provided, third organic layer coating fluid is uniformly coated on to 40 table of the second organic layer of film three Face will carry out UV curing reactions with the film three of third organic layer coating fluid, form packaging protection film 100.
Wherein, flexible substrate layer 20 is polyethylene terephthalate layer, and the thickness of flexible substrate layer 20 is 10 μm, the One organic layer coating fluid includes the component of following parts by weight:5 parts of vinylidene fluoride-hexafluoropropylene copolymer, 10 parts of polyester resin are different 50 parts of propyl alcohol;The thickness of first organic layer 10 is 2 μm;30 Coating Materials of inorganic layer is AlN, and the thickness of inorganic layer 30 is 10nm; Second organic layer coating fluid includes the component of following parts by weight:5 parts of modified organopolysiloxane resin, 20 parts of polyurethane resin, 0.5 part of nano aluminium oxide, 1 part of curing agent, 40 parts of isopropanol, 0.05 part of dispersant, acrylic polyester modified polyorganosiloxane 0.005 Part, 0.002 part of vinyl silanes;The thickness of second organic layer 40 is 3 μm;Third organic layer coating fluid includes following parts by weight Component:Ultraviolet light cures fluorine-carbon modified 20 parts of polyester resin, 10 parts of acrylic monomers, 2 parts of light curing agent, nano aluminium oxide 0.5 Part, 0.05 part of dispersant, 0.005 part of acrylic polyester modified polyorganosiloxane, 0.002 part of vinyl silanes;Third organic layer 50 Thickness be 4 μm.
Embodiment 2:
As different from Example 1, the flexible substrate layer 20 of the present embodiment is polyethylene terephthalate layer, flexible The thickness of substrate layer 20 is 80 μm, and the first organic layer coating fluid includes the component of following parts by weight:Biasfluoroethylene-hexafluoropropylene is total 15 parts of polymers, 20 parts of polyester resin, 60 parts of isopropanol;The thickness of first organic layer 10 is 5 μm;30 Coating Materials of inorganic layer is The thickness of AlN, inorganic layer 30 are 150nm;Second organic layer coating fluid includes the component of following parts by weight:Modified organic poly- silica 17 parts of alkane resin, 25 parts of polyurethane resin, 5 parts of nano aluminium oxide, 5 parts of curing agent, 55 parts of isopropanol, 1 part of dispersant, acrylic acid 0.5 part of polyester-modified polysiloxanes, 0.4 part of vinyl silanes;The thickness of second organic layer 40 is 12 μm;Third organic layer is coated with Liquid includes the component of following parts by weight:Ultraviolet light cures fluorine-carbon modified 30 parts of polyester resin, 20 parts of acrylic monomers, light curing agent 6 parts, 4 parts of nano aluminium oxide, 1 part of dispersant, 0.5 part of acrylic polyester modified polyorganosiloxane, 0.4 part of vinyl silanes;Third The thickness of organic layer 50 is 13 μm.
Embodiment 3:
As different from Example 1, the flexible substrate layer 20 of the present embodiment is polyethylene terephthalate layer, flexible The thickness of substrate layer 20 is 150 μm, and the first organic layer coating fluid includes the component of following parts by weight:Biasfluoroethylene-hexafluoropropylene 25 parts of copolymer, 30 parts of polyester resin, 70 parts of isopropanol;The thickness of first organic layer 10 is 8 μm;30 Coating Materials of inorganic layer is The thickness of AlN, inorganic layer 30 are 300nm;Second organic layer coating fluid includes the component of following parts by weight:Modified organic poly- silica 30 parts of alkane resin, 30 parts of polyurethane resin, 10 parts of nano aluminium oxide, 10 parts of curing agent, 70 parts of isopropanol, 2 parts of dispersant, propylene 1 part of acid polyester modified polyorganosiloxane, 0.8 part of vinyl silanes;The thickness of second organic layer 40 is 20 μm;Third organic layer is coated with Liquid includes the component of following parts by weight:Ultraviolet light cures fluorine-carbon modified 40 parts of polyester resin, 30 parts of acrylic monomers, light curing agent 10 parts, 8 parts of nano aluminium oxide, 2 parts of dispersant, 1 part of acrylic polyester modified polyorganosiloxane, 0.8 part of vinyl silanes;Third has The thickness of machine layer 50 is 20 μm.
Each technical characteristic of embodiment described above can be combined arbitrarily, to keep description succinct, not to above-mentioned reality It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited In contradiction, it is all considered to be the range of this specification record.
Several embodiments of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention Range.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.

Claims (10)

1. a kind of packaging protection film, which is characterized in that including the first organic layer, flexible substrate layer, inorganic being arranged from inside to outside Layer, the second organic layer and third organic layer.
2. packaging protection film according to claim 1, which is characterized in that first organic layer is vinylidene-hexafluoro Propylene copolymer;The material of the flexible substrate layer is one kind in PET, PI, PP, PC, PE, PVC, TAC, TPU, PEN;Institute The material for stating inorganic layer is one or several kinds of combinations in nitride or oxide;Second organic layer is that modification is organic Polyorganosiloxane resin layer;The third organic layer is fluorocarbon modified resin layer.
3. packaging protection film according to claim 2, which is characterized in that the nitride is SixNy or AlN;It is described Oxide is SiOx or Al2O3
4. packaging protection film according to claim 1, which is characterized in that the thickness of first organic layer is 2 μm~8 μ m;The thickness of the flexible substrate layer is 10 μm~150 μm;The thickness of the inorganic layer is 10nm~300nm;Described second has The thickness of machine layer is 3 μm~20 μm;The thickness of the third organic layer is 4 μm~20 μm.
5. a kind of preparation method of packaging protection film, which is characterized in that include the following steps:
Flexible parent metal and the first organic layer coating fluid are provided, the first organic layer coating fluid is uniformly coated on the flexible base Flexible parent metal with the first organic layer coating fluid is put into baking oven by the one side of material, carries out curing reaction, and being formed has the The film one of one organic layer;
Vacuum coating equipment and inorganic layer Coating Materials are provided, the film one is put into the vacuum coating equipment, is vacuumized, The inorganic layer Coating Materials is plated in by one side of the film one backwards to first organic layer using Vacuum Coating method, is formed Film two with inorganic layer;
Second organic layer coating fluid is provided, the second organic layer coating fluid is uniformly coated on to the inorganic layer table of the film two Film two with the second organic layer coating fluid is put into baking oven and toasts by face, forms the film three with the second organic layer;
Third organic layer coating fluid is provided, the third organic layer coating fluid is uniformly coated on to the second organic layer of the film three Surface will carry out UV curing reactions with the film three of third organic layer coating fluid, form packaging protection film.
6. the preparation method of packaging protection film according to claim 5, which is characterized in that the solidification temperature of the curing reaction Degree is 120 DEG C, hardening time 2min;The baking temperature of the baking is 100 DEG C, baking time 2min.
7. the preparation method of packaging protection film according to claim 5, which is characterized in that the Vacuum Coating method is magnetic control One kind in sputtering method, the vapour deposition process of plasma enhanced chemical, atom deposition method.
8. the preparation method of packaging protection film according to claim 5, which is characterized in that the first organic layer coating fluid Include the component of following parts by weight:
5~25 parts of vinylidene fluoride-hexafluoropropylene copolymer;
10~30 parts of polyester resin;
First 50~70 parts of organic layer solvent.
9. the preparation method of packaging protection film according to claim 5, which is characterized in that the second organic layer coating fluid Include the component of following parts by weight:
10. the preparation method of packaging protection film according to claim 5, which is characterized in that the third organic layer coating Liquid includes the component of following parts by weight:
CN201810264953.7A 2018-03-28 2018-03-28 Packaging protection film and preparation method thereof Pending CN108395561A (en)

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CN104409549A (en) * 2014-11-18 2015-03-11 苏州福斯特新材料有限公司 High-efficiency black solar cell backplane and preparation method thereof
CN105175768A (en) * 2015-10-30 2015-12-23 中物院成都科学技术发展中心 Polymer film modified by fluororesin and preparation method thereof
CN106711345A (en) * 2015-11-12 2017-05-24 宁波长阳科技股份有限公司 Flexible transparent barrier film and preparation method thereof
CN107393987A (en) * 2016-05-11 2017-11-24 张家港康得新光电材料有限公司 Encapsulating material and photoelectric device

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CN104409549A (en) * 2014-11-18 2015-03-11 苏州福斯特新材料有限公司 High-efficiency black solar cell backplane and preparation method thereof
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Application publication date: 20180814