CN106313832B - A kind of thermal isolation film and preparation method thereof - Google Patents

A kind of thermal isolation film and preparation method thereof Download PDF

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Publication number
CN106313832B
CN106313832B CN201610669551.6A CN201610669551A CN106313832B CN 106313832 B CN106313832 B CN 106313832B CN 201610669551 A CN201610669551 A CN 201610669551A CN 106313832 B CN106313832 B CN 106313832B
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layer
metallic
thickness
parts
metal oxide
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CN106313832A (en
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林凯
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SHANGHAI BAIXIN NEW MATERIAL TECHNOLOGY Co.,Ltd.
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Dongguan Nali Optical Material Co Ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/40—Layered products comprising a layer of synthetic resin comprising polyurethanes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/16—Drying; Softening; Cleaning
    • B32B38/164—Drying
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/06—Interconnection of layers permitting easy separation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B9/045—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/304—Insulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/754—Self-cleaning
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2605/00—Vehicles
    • B32B2605/08—Cars

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  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Laminated Bodies (AREA)

Abstract

The present invention provides a kind of thermal isolation film, including cuticular layer；The substrate layer being compounded on cuticular layer；The metallic hardened layer being compounded on substrate layer；The metal oxide layer being compounded on metallic hardened layer；The thermoplastic polyurethane elastomer layer being compounded on metal oxide glue-line；The glue-line being compounded on thermoplastic polyurethane elastomer layer；The removing film layer being compounded on glue-line；The metallic hardened layer is made of the ultraviolet cured adhesive comprising metallic；The metal oxide layer is made of the glue comprising titanium dioxide.Thermal isolation film in the present invention is while using the metallic hardened layer containing metallic, with the use of the metal oxide layer containing titanium dioxide and thermoplastic polyurethane elastomer layer, energy absorption is carried out after the portion of energy of sunlight capable of being reflected, further strengthen heat insulating function, and reduces reflective.The present invention also provides a kind of preparation methods of thermal isolation film.

Description

A kind of thermal isolation film and preparation method thereof
Technical field
The invention belongs to technology field of membrane materials more particularly to a kind of thermal isolation film and preparation method thereof.
Background technique
Solar radiation to the earth spectrum according to the difference of wavelength, be divided into infrared ray, ultraviolet light, it is seen that light etc.；It is wherein purple The most short energy highest of outer optical wavelength, it causes skin pitch-dark, freckle or even cutaneum carcinoma.
Thermal isolation film can effectively stop infrared ray and ultraviolet light in solar radiation, and existing market thermal isolation film is mainly added anti- The substance of penetrating property, such as metallic.Multilayer is made in the metals such as aluminium, gold, copper, silver by vacuum evaporating or magnetron sputtering technique To close high heat insulating metal film layer.Outer shell electronics (free electron) in metal material is typically no to be fettered by atomic nucleus, when When by light-wave irradiation, the electric field of light wave makes free electron absorb the energy of light, and generates the oscillation with light identical frequency, this vibration It swings and releases and the light of original light identical frequency, the referred to as reflection of light.These metal layers can selectivity will be each in sunlight Kind heat energy, including infrared ray, ultraviolet light and visible light heat reflection go back, to effectively play heat-insulated effect.
Although be added to metallic thermal isolation film have preferable heat insulation, its it is outstanding the disadvantage is that it is reflective compared with Height be easy to cause light pollution, influences visual effect.
Summary of the invention
Thermal isolation film heat insulation the purpose of the present invention is to provide a kind of thermal isolation film and preparation method thereof, in the present invention It is good while reflective weak.
The present invention provides a kind of thermal isolation film, including cuticular layer；
The substrate layer being compounded on cuticular layer；
The metallic hardened layer being compounded on substrate layer；
The metal oxide layer being compounded on metallic hardened layer；
The thermoplastic polyurethane elastomer layer being compounded on metal oxide glue-line；
The adhesive-layer being compounded on thermoplastic polyurethane elastomer layer；
The removing film layer being compounded on glue-line；
The metallic hardened layer is made of the ultraviolet cured adhesive comprising metallic；
The metal oxide layer is by the glue system comprising one or more of titanium dioxide, tin oxide and zinc oxide At.
Preferably, the ultraviolet cured adhesive includes the crosslinking list of the prepolymer of 15~50 parts by weight, 30~60 parts by weight The solvent of body, the photoinitiator of 2~5 parts by weight and 50~100 parts by weight.
Preferably, the metallic includes one or more of gold particle, silver particles, aluminum particulate and copper particle；
The mass ratio of the metallic and ultraviolet cured adhesive is 1:(40~50).
Preferably, the partial size of the metallic is 0.02~0.38mm.
Preferably, the mass ratio of the titanium dioxide and glue is 1:(30~50).
Preferably, the glue is selected from one or more of organosilicon glue, acrylic acid glue and polyurethane glue.
Preferably, the cuticular layer with a thickness of 20~100 μm；
The substrate layer with a thickness of 50~200 μm；
The metallic hardened layer with a thickness of 3~10 μm；
The metal oxide layer with a thickness of 20~50 μm；
The thermoplastic polyurethane elastomer layer with a thickness of 100~300 μm；
The adhesive-layer with a thickness of 20~50 μm；
It is described removing film layer with a thickness of 40~60 μm.
Preferably, anti-pollution layer is additionally provided between the substrate layer and cuticular layer.
Preferably, the anti-pollution layer is by including 10~30 parts by weight fluorochemicals and the copolymerization of 70~90 parts by weight of acrylic acid The material of body is made；
The anti-pollution layer with a thickness of 2~5 μm.
The present invention provides a kind of preparation method of thermal isolation film, comprising the following steps:
A) ultraviolet cured adhesive containing metallic is coated on to the one side of substrate, carry out ultraviolet light solidification, applied It is furnished with the substrate of metallic hardened layer；
B the glue application containing metal oxide is solidified in metal hardening layer surface), obtains metal oxide Layer；
C it successively) is bonded thermoplastic polyurethane elastomer layer, coating glue, fitting stripping film in metal oxide layer surface, It is bonded cuticular layer in the another side of substrate, obtains thermal isolation film.
The present invention provides a kind of thermal isolation film, including cuticular layer；The substrate layer being compounded on cuticular layer；It is compounded on substrate layer Metallic hardened layer；The metal oxide layer being compounded on metallic hardened layer；The thermoplasticity being compounded on metal oxide glue-line Polyurethane elastomer layer；The glue-line being compounded on thermoplastic polyurethane elastomer layer；The removing film layer being compounded on glue-line；It is described Metallic hardened layer is made of the ultraviolet cured adhesive comprising metallic；The metal oxide layer is by the glue comprising titanium dioxide Water is made.Thermal isolation film in the present invention is while using metallic hardened layer containing metallic, with the use of containing dioxy Change the metal oxide layer and thermoplastic polyurethane elastomer layer of titanium, carries out energy suction after the portion of energy of sunlight capable of being reflected It receives, further strengthens heat insulating function, and reduce reflective.In addition, the thermal isolation film in the present invention also has good shock resistance Performance, when the vehicle window or door and window that post thermal isolation film in the present invention are impacted, security performance with higher.
Further, the thermal isolation film in the present invention is additionally provided with anti-pollution layer, can prevent thermal isolation film contaminated well, and easily Wiping, can keep cleanliness for a long time.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis The attached drawing of offer obtains other attached drawings.
Fig. 1 is the structural schematic diagram of thermal isolation film in the embodiment of the present invention 1；
1 is cuticular layer, and 2 be anti-pollution layer, and 3 be substrate layer, and 4 be metallic hardened layer, and 5 be metal oxide layer, and 6 be TPU layer, 7 be adhesive-layer, and 8 be release film.
Specific embodiment
The present invention provides a kind of thermal isolation film, including cuticular layer；
The substrate layer being compounded on cuticular layer；
The metallic hardened layer being compounded on substrate layer；
The metal oxide layer being compounded on metallic hardened layer；
The thermoplastic polyurethane elastomer layer being compounded on metal oxide glue-line；
The glue-line being compounded on thermoplastic polyurethane elastomer layer；
The removing film layer being compounded on glue-line；
The metallic hardened layer is made of the ultraviolet cured adhesive comprising metallic；
The metal oxide layer is made of the glue comprising titanium dioxide.
In the present invention, the cuticular layer is selected as polyethylene terephthalate substrate layer (pet layer), poly- naphthalenedicarboxylic acid second Terephthalate substrate layer (PEN layers), polycarbonate substrate layer (PC layers), polypropylene base layer (PP layers) and polyethylene substrate layer (PE One or more of layer)；The thickness of the cuticular layer is preferably 20~100 μm, more preferably 30~80 μm, most preferably 50 ~60 μm；The present invention does not have special limitation to the source of the cuticular layer, specifically, in an embodiment of the present invention, can adopt The optical grade PET base material provided with Beijing kangde xin composite material Co., Ltd..
The present invention compound one layer of anti-pollution layer, anti-pollution layer preferably on cuticular layer can be good at preventing thermal isolation film miscellaneous Object pollution, and be easy to wipe, cleannes are kept for a long time.In the present invention, the anti-pollution layer is made of anti-pollution glue, the anti-pollution Glue includes the fluorochemical and 70~90 parts of acrylic copolymer of 10~30 parts by weight, in the present invention, described fluorine-containing Compound preferably include ethylene-tetrafluoroethylene copolymer (ETFE), polytetrafluoroethylene (PTFE) (PTFE), fluorinated ethylene-propylene copolymer (FEP), Perfluoroalkoxy resin (PFA), one chlorotrifluoroethylene co-polymer (ECTFE) of ethylene, gathers partially polychlorotrifluoroethylene (PCTFE) One or more of vinyl fluoride (PVDF) and polyvinyl fluoride；The parts by weight of the fluorochemical are preferably 15~25 parts, More preferably 20 parts；The acrylic copolymer is preferably modified acrylic copolymer；The weight of the acrylic copolymer Number is preferably 75~85 parts, and more preferably 80 parts.The thickness of the anti-pollution layer is preferably 2~5 μm, and more preferably 3~4 μm. In an embodiment of the present invention, the modified acroleic acid copolymerization of the MOK-2023 model of Merck KGaA chemistry offer is specifically provided Body.
In the present invention, the substrate layer is compounded on the cuticular layer, is preferably compounded on the anti-pollution layer.In this hair In bright, the substrate layer is preferably selected from polyethylene terephthalate substrate layer (pet layer), polyethylene naphthalate substrate Layer (PEN layers), polycarbonate substrate layer (PC layers), polypropylene base layer (PP layers), polyvinyl chloride (PVC) and polyethylene substrate layer One or more of (PE layers)；The thickness of the substrate layer is preferably 50~200 μm, and more preferably 75~150 μm, the pavilion Zui You It is 80~100 μm, specifically, in an embodiment of the present invention, can be 50 μm, 75 μm or 100 μm.In the present invention, described Substrate layer is preferably clear, colorless, and the surface hardness of the substrate layer is preferably 3H~4H, and wear-resisting property is stronger；The substrate Preferably 90% or more, higher light transmittance can guarantee preferable using effect and preferably protect to eyes the light transmittance of layer Effect.Specifically, in an embodiment of the present invention, the optics of Beijing kangde xin composite material Co., Ltd.'s offer can be used Level PET substrate.
In the present invention, the metallic hardened layer is compounded in the substrate layer surface, and the metallic hardened layer is by including gold The ultraviolet cured adhesive for belonging to particle is made, and in the present invention, the metallic preferably includes gold particle, silver particles, aluminum particulate One or more of with copper particle；The partial size of the metallic is preferably P1~P5；The metallic and UV light The mass ratio for changing glue is preferably 1:(40~50), more preferably 1:45.
In the present invention, the ultraviolet cured adhesive includes prepolymer, cross-linking monomer, photoinitiator and solvent；It is described pre- Polymers includes one or more of epoxy acrylic resin, polyurethane acrylic resin and polyester acrylate resin；It is described pre- The parts by weight of polymers are preferably 15~50 parts, and more preferably 20~40 parts；The cross-linking monomer preferably includes hexylene glycol dipropyl One or more of olefin(e) acid ester, neopentylglycol diacrylate (NPGDA), tri (propylene glycol) diacrylate (TPGDA)； The parts by weight of the cross-linking monomer are preferably 30~60 parts, and more preferably 40~50 parts；The photoinitiator preferably includes two The mass ratio of Benzophenone and triethanolamine, the benzophenone and triethanolamine is preferably 2:1；The parts by weight of the photoinitiator Preferably 2~5 parts, more preferably 3~4 parts of number；The solvent preferably includes in toluene, butanone and propylene glycol methyl ether acetate It is one or more of；The parts by weight of the solvent are preferably 50~100 parts, and more preferably 55~80 parts.Specifically, in the present invention Embodiment in, can specifically using Dongguan Bei Teli company provide BTF-220 model UV glue.In the present invention, described The thickness of metallic hardened layer is preferably 3~10 μm, more preferably 4~9 μm, most preferably 5~8 μm, specifically, of the invention In embodiment, it can be 5 μm.
In the present invention, the metal oxide layer is compounded on the metallic hardened layer, the metal oxide layer energy Enough after metallic hardened layer reflects away a part of sunlight energy, remaining part energy is absorbed, to reduce reflective.In this hair In bright, the metal oxide layer is made of the glue comprising metal oxide, that is, the material of the metal oxide layer is made Including metal oxide and glue, the metal oxide preferably include one of titanium dioxide, tin oxide and zinc oxide or It is several；The mass ratio of the metal oxide and glue is preferably 1:(30~50), more preferably 1:(35~45), most preferably 1:40；The glue is preferably selected from one or more of organosilicon glue, acrylic acid glue and polyurethane glue.In the present invention Embodiment in, can be used Dow Corning Corporation offer 7651 models silica gel glue.In the present invention, the metal oxide layer Thickness be preferably 20~50 μm, more preferably 25~40 μm, most preferably 30~35 μm, specifically, in implementation of the invention In example, it can be used 20 μm or 25 μm.The peeling force of the metal oxide layer is preferably 500~1000g, more preferably 600~ 900g, most preferably 700~800g.
In the present invention, the thermoplastic polyurethane elastomer layer (TPU layer) has intensity height, good toughness, resists cold, is resistance to The characteristics such as oily, ageing-resistant, weatherability, environment-protecting and non-poisonous, decomposable, while there is high waterproof and moisture permeability, radix saposhnikoviae, cold-proof, antibacterial, guarantor Many excellent functions such as warm, uvioresistant and energy release, complexed metal hardened layer and metal oxide layer use, can be further Optimize heat insulating function, improves its use value.In the present invention, the thickness of the TPU layer is preferably 100~300 μm, more preferably It is 150~250 μm.The present invention does not have special limitation to the source of the TPU layer, specifically, in an embodiment of the present invention, The 70715-GH43S model that three fragrant chemical industry (San Fang Chemical Industry Co., Ltd.) provide can be used TPU film.
In the present invention, the adhesive-layer is compounded in the TPU layer surface, is preferably made of acrylic glue, specifically, In an embodiment of the present invention, the S-804A type acrylic glue of He Sheng international corporation offer is provided.The adhesive-layer Thickness be preferably 20~50 μm, more preferably 25~45 μm, most preferably 30~40 μm, specifically, in implementation of the invention In example, it can be 20 μm, 25 μm or 30 μm.
In the present invention, the removing film layer is preferably silicone oil release film, and the thickness of the stripping film is preferably 40~60 μ M, more preferably 50 μm, the present invention does not have special limitation to the source of the stripping film, specifically, in the embodiment of the present invention In, the silicone oil release film of the PW-KG model of Shanghai Fu Pengjiao adhesive article Co., Ltd offer is provided.
Thermal isolation film in the present invention tests its light transmittance >=88%, mist degree < 10% using light transmission haze measurement instrument.
The present invention also provides a kind of preparation methods of thermal isolation film, comprising the following steps:
A) ultraviolet cured adhesive containing metallic is coated on to the one side of substrate, carry out ultraviolet light solidification, applied It is furnished with the substrate of metallic hardened layer；
B the glue application containing metal oxide is solidified in metal hardening layer surface), obtains metal oxide Layer；
C thermoplastic polyurethane elastomer layer, coating viscose, fitting removing successively) are bonded in metal oxide layer surface Film is bonded cuticular layer in the another side of substrate, obtains thermal isolation film.
The present invention is first coated with anti-pollution in the another side of the substrate preferably before the coated on one side metallic hardened layer of substrate Glue forms anti-pollution layer in the substrate surface after solidification.In the present invention, ingredient, dosage and the source of the anti-pollution glue Consistent with source in the above ingredient of anti-pollution glue, dosage, details are not described herein.
In the present invention, the solidification of the anti-pollution layer is preferably heat cure, and the cured temperature is preferably 80~120 DEG C, more preferably 90~110 DEG C, most preferably 100 DEG C；The cured time is preferably 100~150s, and more preferably 110 ~140s, most preferably 120~130s.
The present invention preferably under reducing atmosphere, is first contained metallic ultrasonic disperse in ultraviolet cured adhesive The ultraviolet cured adhesive water of metallic, then the ultraviolet cured adhesive water by described containing metal ion is coated on the another of substrate On one side, it first carries out heat cure solvent volatilizees, then carries out ultraviolet light solidification again, obtain the substrate for being coated with metallic hardened layer. I.e. coated on one side has metallic hardened layer, and another side is coated with the substrate of anti-pollution layer.
In the present invention, the type, dosage of the metallic, ultraviolet cured adhesive and substrate and from above golden Category particle, ultraviolet cured adhesive and the type of substrate, dosage are consistent with source, and details are not described herein.
In the present invention, the temperature of the heat cure is preferably 80~120 DEG C, and more preferably 90~110 DEG C, most preferably 100℃；The time of the heat cure is preferably 100~150s, more preferably 110~140s, most preferably 120~130s；Institute Stating the cured ultraviolet light intensity of ultraviolet light is preferably that 30~150w/cm is more preferably 50~130w/cm, most preferably 80~ 100w/cm；The ultraviolet light cured time is preferably 1~3s.
Then, the glue application containing titanium dioxide is solidified in the metal hardening layer surface, obtains metal oxygen Compound layer.In the present invention, the glue containing titanium dioxide and the above glue composition containing titanium dioxide, dosage and Source is consistent, and details are not described herein.In the present invention, the solidification temperature of the metal oxide layer is preferably 80~120 DEG C, more Preferably 90~110 DEG C, most preferably 100 DEG C；The metal oxide layer cured time is preferably 80~100s, more preferably For 90s.Present invention preferably employs the glue containing titanium dioxide described in comma formula blade coating.
After obtaining metal oxide layer, the present invention is bonded TPU film in metal oxide layer surface, then in TPU film Surface is coated with viscose, then is bonded one layer of release film, is finally bonded one layer of cuticular layer on the surface of substrate or anti-pollution layer again, i.e., Obtain thermal isolation film.
The present invention provides a kind of thermal isolation film, including cuticular layer；The substrate layer being compounded on cuticular layer；It is compounded on substrate layer Metallic hardened layer；The metal oxide layer being compounded on metallic hardened layer；The thermoplasticity being compounded on metal oxide glue-line Polyurethane elastomer layer；The glue-line being compounded on thermoplastic polyurethane elastomer layer；The removing film layer being compounded on glue-line；It is described Metallic hardened layer is made of the ultraviolet cured adhesive comprising metallic；The metal oxide layer is by the glue comprising titanium dioxide Water is made.Thermal isolation film in the present invention is while using metallic hardened layer containing metallic, with the use of containing dioxy Change the metal oxide layer and thermoplastic polyurethane elastomer layer of titanium, carries out energy suction after the portion of energy of sunlight capable of being reflected It receives, further strengthens heat insulating function, and reduce reflective.In addition, the thermal isolation film PET base material in the present invention adds TPU substrate It is double-deck to reach 3H or more using the hardness that increase protective film, it is further to realize that also there is shock resistance effect preferable elasticity to inhale Shake function, have good shock resistance, when the vehicle window or door and window that post thermal isolation film in the present invention are impacted, have compared with High security performance.
Further, the thermal isolation film in the present invention is additionally provided with anti-pollution layer, can prevent thermal isolation film contaminated well, and easily Wiping, can keep cleanliness for a long time.
In order to further illustrate the present invention, with reference to embodiments to a kind of thermal isolation film provided by the invention and its preparation side Method is described in detail, but cannot be understood as limiting the scope of the present invention.
In the examples below, modified acroleic acid copolymer is the modification for the MOK-2023 model that Merck KGaA chemistry provides Acrylic copolymer, PET base material are the optical grade PET base material that Beijing kangde xin composite material Co., Ltd. provides, UV glue Water is the UV glue for the BTF-220 model that Bei Teli company in Dongguan provides, and organosilicon glue is 7651 that Dow Corning Corporation provides The silica gel glue of model, TPU film are the TPU film for the 70715-GH43S model that three fragrant chemical industry provide, silicone oil release film For the silicone oil release film for the PW-KG model that Shanghai Fu Pengjiao adhesive article Co., Ltd provides.
Implementation column 1
By anti-pollution glue (15 parts of fluorochemicals, 85 parts of special modified acroleic acid copolymer) using micro- gravure roller coating 50 In the PET base material of μ m-thick, and pass through curing oven；Solidification temperature is 100 DEG C, curing time 120s, and anti-pollution glue application is thick 2 μm of degree；
In the reverse side of the substrate for the UV coating for being coated with anti-pollution, it is coated with one layer of metallic hardened layer, wherein metallic is aluminium, UV Glue is UV hardened layer by 50 parts of solvent, 30 parts of cross-linking monomer, 20 parts of prepolymer, and 5 parts of photoinitiator form.Solvent is toluene；It hands over Receipts or other documents in duplicate body is hexanediyl ester；Prepolymer is epoxy acrylic resin；Photoinitiator is benzophenone, triethanolamine is pressed 2:1 mixing.And passing through oven temperature is 100 DEG C, time 120s, by solvent volatilization and UV curing molding.Metal hardening thickness Degree is 5 μm.
Titanium dioxide is added in organic pressure-sensitive gel, organic pressure-sensitive gel is by organosiloxane as primary solids Ingredient is about 60 parts by weight, and toluene, dimethylbenzene are about 40 parts by weight as the pressure sensitive adhesive product of solvent.Comma formula is selected to scrape cutter painting For cloth on the surface of metallic hardened layer, and after curing oven, the TPU substrate of 150 μm of fitting, TPU base material thickness is 25 μm.
Glue is made every effort to overcome in the S-804A type Asia that the He Sheng international corporation that the surface TPU is coated with one layer 20 μm provides, is bonded 50 μm of silicone oil release film is bonded PET base material in anti-pollution layer surface, obtains thermal isolation film.
The present invention carries out impact resistance using falling ball impact test machine MY-LQT-1800 to the thermal isolation film that the present embodiment obtains Can test, falling sphere control method: direct solenoid control, height of the fall ball: 1.295m (Max.), 535g test ball/100 cm heights Under the conditions of carry out shock-testing, surface does not scratch or slight crack；Impact survey is carried out under the conditions of 1040g test ball/100 cm heights Examination, surface slightly has sags and crests, but does not rupture.The result shows that the thermal isolation film of the present embodiment can effective shock resistance.
Implementation column 2
By anti-pollution glue (25 parts of fluorochemicals, 75 parts of special modified acroleic acid copolymer) using micro- gravure roller coating 75 In the PET base material of μ m-thick, and pass through curing oven；Solidification temperature is 120 DEG C, curing time 90s, anti-pollution glue application thickness 3μm；
In the reverse side of the substrate for the UV coating for being coated with anti-pollution, it is coated with one layer of metallic hardened layer, wherein metallic is gold, UV 55 parts of peptizing agent, 30 parts of cross-linking monomer, 15 parts of prepolymer, 3 parts of photoinitiator compositions.Solvent is toluene；Cross-linking monomer for oneself two Alcohol diacrylate；Prepolymer is epoxy acrylic resin；Photoinitiator is that benzophenone and triethanolamine are mixed by 2:1.And It is 120 DEG C, time 90s by oven temperature, by solvent volatilization and UV curing molding.Metallic hardened layer is with a thickness of 5 μm.
Titanium dioxide is added in organic pressure-sensitive gel, organic pressure-sensitive gel is by organosiloxane as primary solids Ingredient is about 55 parts by weight, and toluene, dimethylbenzene are about 45 parts by weight as the pressure sensitive adhesive product of solvent.Comma formula is selected to scrape cutter painting For cloth in the lower section of metallic hardened layer, and after curing oven, the TPU substrate of 150 μm of fitting, TPU base material thickness is 20 μm.
Glue is made every effort to overcome in the S-804A type Asia that the He Sheng international corporation that the surface TPU is coated with one layer of 30 μ m-thick provides, is pasted The silicone oil release film for closing 50 μm is bonded PET base material in anti-pollution layer surface, obtains thermal isolation film.
Implementation column 3
Anti-pollution glue (25 parts of fluorochemicals, 75 parts of special modified acroleic acid copolymer) are existed using micro- gravure roller coating In 100 μm of PET base materials, and pass through curing oven；Solidification temperature is 120 DEG C, curing time 90s, anti-pollution glue application thickness 4 μm；
In the reverse side of the substrate for the UV coating for being coated with anti-pollution, it is coated with one layer of metallic hardened layer, wherein metallic is gold, UV By 50 parts of solvent, 30 parts of cross-linking monomer, 20 parts of prepolymer, 3 parts of photoinitiator form glue.Solvent is toluene；Cross-linking monomer is for oneself Omega-diol diacrylate；Prepolymer is epoxy acrylic resin；Photoinitiator is that benzophenone and triethanolamine are mixed by 2:1. And passing through oven temperature is 120 DEG C, time 90s, by solvent volatilization and UV curing molding.Metallic hardened layer is with a thickness of 5 μm.
Titanium dioxide is added in organic pressure-sensitive gel, organic pressure-sensitive gel is by organosiloxane as primary solids Ingredient is about 60 parts by weight, and toluene, dimethylbenzene are about 40 parts by weight as the pressure sensitive adhesive product of solvent.Comma formula is selected to scrape cutter painting For cloth on the surface of metallic hardened layer, and after curing oven, the TPU substrate of 150 μm of fitting, TPU base material thickness is 25 μm.
One layer 30 μm of organic pressure-sensitive gel, the silicone oil release film of 50 μm of fitting, in anti-pollution layer surface are coated on the surface TPU It is bonded PET base material, obtains thermal isolation film.
Embodiment 4
It is coated with one layer of metallic hardened layer in PET base material, wherein metallic is aluminium, and UV glue is by 50 parts of solvent, and crosslinking is single 30 parts of body, 20 parts of prepolymer, 5 parts of photoinitiator compositions.Solvent is toluene；Cross-linking monomer is hexanediyl ester；Pre-polymerization Object is epoxy acrylic resin；Photoinitiator is benzophenone, triethanolamine by 2:1 mixing.And passing through oven temperature is 120 DEG C, time 90s, by solvent volatilization and UV curing molding.Metallic hardened layer is with a thickness of 5 μm.
Titanium dioxide is added in organic pressure-sensitive gel, organic pressure-sensitive gel is by organosiloxane as primary solids Ingredient is about 60 parts by weight, and toluene, dimethylbenzene are about 40 parts by weight as the pressure sensitive adhesive product of solvent.Comma formula is selected to scrape cutter painting Cloth is bonded 150 μm of TPU substrate, TPU base material thickness on the surface of metallic hardened layer, and after 110-130 DEG C of baking oven solidification It is 25 μm.
Glue, viscose glue are made every effort to overcome in the S-804A type Asia that the He Sheng international corporation that the surface TPU is coated with one layer 20 μm provides Layer is 200gf/25mm-800gf/25mm according to 180 ° of peeling force sizes of GB2792-1998 test.Fitting 50 μm silicone oil from Type film, obtains thermal isolation film.
The present invention tests its wear-resisting property using rubber alcohol abrasion wear test machine to the thermal isolation film in Examples 1 to 4, uses It is 200gf/25mm-800gf/25mm that double aobvious dual control peel strength experimental machines, which test its peeling force, using light transmission haze measurement instrument Test light transmittance >=88%, mist degree < 10%.Using model LH1013 optical transmittance measuring instrument test its ultraviolet ray transmissivity, Infrared light transmission and visible light transmittance.
Embodiment 5
It is as shown in table 1 that the present invention has carried out the performance test results to the thermal isolation film that Examples 1 to 4 obtains.
The performance test of thermal isolation film in 1 embodiment of the present invention 1~4 of table
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered It is considered as protection scope of the present invention.

Claims (6)

1. a kind of thermal isolation film, including cuticular layer；
The substrate layer being compounded on cuticular layer；
The metallic hardened layer being compounded on substrate layer；
The metal oxide layer being compounded on metallic hardened layer；
Compound thermoplastic polyurethane elastomer layer on an metal oxide；
The adhesive-layer being compounded on thermoplastic polyurethane elastomer layer；
The removing film layer being compounded on adhesive-layer；
The metallic hardened layer is made of metallic and ultraviolet cured adhesive；
The ultraviolet cured adhesive is by the epoxy acrylic resin of 15~20 parts by weight, the hexanediyl of 30 parts by weight The solvent of ester, the photoinitiator of 2~5 parts by weight and 50~100 parts by weight forms；
The metal oxide layer is made of titanium dioxide and organosilicon glue；
The metallic includes one or more of gold particle, silver particles, aluminum particulate and copper particle；
The mass ratio of the metallic and ultraviolet cured adhesive is 1:(40~50)；
The cuticular layer with a thickness of 20~100 μm；
The substrate layer with a thickness of 50~200 μm；
The metallic hardened layer with a thickness of 3~10 μm；
The metal oxide layer with a thickness of 20~50 μm；
The thermoplastic polyurethane elastomer layer with a thickness of 100~300 μm；
The adhesive-layer with a thickness of 20~50 μm；
It is described removing film layer with a thickness of 40~60 μm.
2. thermal isolation film according to claim 1, which is characterized in that the partial size of the metallic is 0.02~0.38mm.
3. thermal isolation film according to claim 1, which is characterized in that the mass ratio of the titanium dioxide and organosilicon glue is 1:(30~50).
4. thermal isolation film according to any one of claims 1 to 3, which is characterized in that between the substrate layer and cuticular layer It is additionally provided with anti-pollution layer.
5. thermal isolation film according to claim 4, which is characterized in that the anti-pollution layer is by containing fluorination comprising 10~30 parts by weight The material for closing object and 70~90 parts by weight of acrylic acid copolymer is made；
The anti-pollution layer with a thickness of 2~5 μm.
6. a kind of preparation method of thermal isolation film, comprising the following steps:
A) ultraviolet cured adhesive containing metallic is coated on to the one side of substrate, carry out ultraviolet light solidification, be coated with The substrate of metallic hardened layer；
The ultraviolet cured adhesive is by the epoxy acrylic resin of 15~20 parts by weight, the hexanediyl of 30 parts by weight The solvent of ester, the photoinitiator of 2~5 parts by weight and 50~100 parts by weight forms；
The metallic includes one or more of gold particle, silver particles, aluminum particulate and copper particle；
The mass ratio of the metallic and ultraviolet cured adhesive is 1:(40~50)；
B the organosilicon glue containing titanium dioxide) is coated on metal hardening layer surface, is solidified, obtains metal oxide Layer；
C) metal oxide layer surface be successively bonded thermoplastic polyurethane elastomer layer, coating glue obtain adhesive-layer, fitting Stripping film is bonded cuticular layer in the another side of substrate, obtains thermal isolation film；
The cuticular layer with a thickness of 20~100 μm；
The substrate layer with a thickness of 50~200 μm；
The metallic hardened layer with a thickness of 3~10 μm；
The metal oxide layer with a thickness of 20~50 μm；
The thermoplastic polyurethane elastomer layer with a thickness of 100~300 μm；
The adhesive-layer with a thickness of 20~50 μm；
It is described removing film layer with a thickness of 40~60 μm.
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CN112852330A (en) * 2019-11-27 2021-05-28 湖南尚鑫新材料科技有限公司 Glass film with negative ion releasing function and preparation method thereof
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