CN215250547U - Vehicle body color changing film - Google Patents
Vehicle body color changing film Download PDFInfo
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- CN215250547U CN215250547U CN202120283347.7U CN202120283347U CN215250547U CN 215250547 U CN215250547 U CN 215250547U CN 202120283347 U CN202120283347 U CN 202120283347U CN 215250547 U CN215250547 U CN 215250547U
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Abstract
The utility model provides a car body color changing film. The car body color changing film is a multilayer film composite laminated structure and comprises a protective layer, a high polymer pigment coating layer, a transparent substrate layer, an adhesive layer and a release film which are sequentially arranged; the surface of one side of the transparent substrate layer is coated with the high-molecular pigment coating, and the surface of the other side of the transparent substrate layer is connected with the release film through the adhesive layer; the protective layer is attached to the other side surface of the high-molecular pigment coating layer. The utility model discloses it covers, frivolous tough, durable, lasting glittering and translucent, isolated corruption, wear-resisting resistant drawing, car lacquer protection, thermal-insulated fire-retardant, maintenance are convenient, do not leave a great deal of advantages such as cull, environmental protection to change the look membrane has whole membrane subsides, has longer life and wider market prospect.
Description
Technical Field
The utility model relates to a membrane technical field for the vehicle, concretely relates to automobile body color changing membrane.
Background
The car body film of changing colour is a membrane product that changes colour for the former car lacquer of car, the car changes the colour membrane and mainly attaches in the automobile body surface through polymer material, the superstrong flexible performance that polymer product brought, can realize ideal zigzag nature at arbitrary cambered surface, the car of present being pasted the membrane is mostly exposed in outdoor environment, the car body easily receives the wearing and tearing that cause the automobile body easily of external in the outdoor environment, scratch or cut etc. lead to the surface production scratch of automobile body membrane, and the scratch-proof effect of car membrane is low, also cause the damage to the automobile body easily. At present, the types of color-changing films sold on the market are very many, on one hand, the color of the color-changing film is caused by directly adding corresponding color master batches when PVC is extruded to prepare a film, so that the color uniformity is poor, and the color-changing film is semitransparent or even opaque, so that the automobile paint surface becomes dark, and the preparation process is complex, has poor weather resistance and is easy to change color; on the other hand, the color master batch migrates from the interior of the plastic to the surface of the product along with the migration of the PVC film, which destroys the beauty of the original factory car paint.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem of at least one, the utility model provides a car body changes color film.
The color changing film of the car body provided by the utility model does not damage the original factory car paint and does not have residual glue, and can ensure the brightness as new all the time; the car body color changing film not only has obdurability and a car paint protection function, but also can meet the fashionable taste and higher pursuit of a car lover family, so that the color and the glossiness of the original car paint are changed, and the car body color changing film also has lower maintenance cost.
In order to realize the above purpose, the utility model adopts the following technical scheme:
the utility model provides a car body color changing film which is a multilayer film composite layered structure and comprises a protective layer, a polymer pigment coating, a transparent substrate layer, an adhesive layer and a release film which are arranged in sequence;
the surface of one side of the transparent substrate layer is coated with the high-molecular pigment coating, and the surface of the other side of the transparent substrate layer is connected with the release film through the adhesive layer; the protective layer is attached to the other side surface of the high-molecular pigment coating layer.
According to the utility model discloses a car body film of changing colour, preferably, the protective layer is polymethyl methacrylate membrane (PMMA film), polyethylene film (PE film) or polyethylene terephthalate membrane (PET film).
According to the car body color-changing film of the present invention, preferably, the thickness of the protective layer is 36 μm to 50 μm.
According to the utility model discloses an automobile body film of changing colors, preferably, the protective layer is from the protective layer of taking organosilicon pressure sensitive adhesive, the protective layer passes through this organosilicon pressure sensitive adhesive and laminates in the surface of polymer colouring material coating.
According to the car body color-changing film of the utility model, the thickness of the high molecular pigment coating is preferably 5-15 μm.
The macromolecular pigment coating is obtained by the following process: the PVC resin is prepared by adding the following raw materials in parts by weight per 100 parts by weight of PVC (polyvinyl chloride) resin: 26-38 parts of plasticizer, 2-4 parts of stabilizer, 0-5 parts of filler, 0-8 parts of antistatic agent, 0.3-0.8 part of ultraviolet absorber, 0.3-0.5 part of antioxidant, 1-3 parts of processing aid, 1-15 parts of titanium dioxide and 1-10 parts of pigment; and uniformly mixing the prepared raw materials, coating the mixture on the surface of one side of the transparent substrate layer, and performing thermocuring to form the high-molecular pigment coating.
Wherein, the PVC resin, the plasticizer, the stabilizer, the filler, the antistatic agent, the ultraviolet absorber, the antioxidant, the processing aid and the pigment are all the raw materials which are conventionally used in the field, and the specific substances can be conventionally selected by the technical personnel in the field. For example, in the embodiment of the present invention, the PVC resin is ethylene PVC resin having a polymerization degree of 1000-1300, the plasticizer is adipic acid polyester plasticizer and trioctyl trimellitate (TOTM), the stabilizer is calcium-zinc composite stabilizer, the filler is nano-grade active calcium carbonate, the antistatic agent is a permanent antistatic agent, the ultraviolet light absorber is UV-P, the antioxidant is 1010, the processing aid is ACR type PVC processing aid, the titanium dioxide is rutile titanium dioxide, the pigment is a high weather-resistant pigment
According to the utility model discloses an automobile body film of changing colour, preferably, transparent substrate layer is high PVC (polyvinyl chloride) membrane of passing through.
The high-transmittance PVC film is a conventional material sold in the market and is a colorless transparent material. Moreover, the technical personnel in the field can reasonably customize the ultraviolet blocking rate of the high-transparent PVC film according to the operation requirement, in the specific embodiment of the utility model, the ultraviolet blocking rate of the high-transparent PVC film is 50-99%, and the light transmittance is 90-95%.
According to the utility model discloses a car body color changing film, preferably, the thickness of transparent substrate layer is 125 μm-200 μm.
According to the utility model discloses a car body film of changing colour, preferably, the adhesive layer is acrylate adhesive layer. The acrylate adhesive is applied between the two layers to be joined.
According to the car body color-changing film of the utility model, the thickness of the adhesive layer is preferably 12-25 μm.
According to the utility model discloses an automobile body film of changing colors, can adopt the conventionality from the type membrane can. In a preferred embodiment of the present invention, the release film is a PET film.
According to the utility model discloses a car body color changing film, preferably, the thickness of release liner is 50 μm-100 μm.
The utility model discloses an automobile body changes color film and makes according to following step:
the macromolecular pigment coating is prepared by adding the following raw materials in parts by weight per 100 parts of PVC resin: 26-38 parts of plasticizer, 2-4 parts of stabilizer, 0-5 parts of filler, 0-8 parts of antistatic agent, 0.3-0.8 part of ultraviolet absorber, 0.3-0.5 part of antioxidant, 1-3 parts of processing aid, 1-15 parts of titanium dioxide and 1-10 parts of pigment. Putting the prepared formula into a stirrer for mixing, and stirring at high speed for 20min for uniformly mixing; then coating the macromolecular pigment coating on one surface of the transparent substrate layer, controlling the thickness of the dry glue of the coating to be 9 +/-0.5 mu m by utilizing a micro-concave coating mode, sequentially passing through 7 sections of drying ovens with the temperature of 60 ℃/80 ℃/90 ℃/100 ℃/110 ℃/90 ℃/80 ℃ at the speed of 30m/min for drying and curing, and then placing in a curing chamber with the temperature of 50 ℃ for 24 hours for full curing; then the other side of the transparent substrate layer is connected with a release film through an adhesive layer; the protective layer is attached to the upper surface of the polymer pigment coating.
The PVC resin is ethylene PVC resin with the polymerization degree of 1000-1300, the plasticizer is adipic acid polyester plasticizer and trioctyl trimellitate (TOTM), the stabilizer is calcium-zinc composite stabilizer, the filler is nano-grade active calcium carbonate, the antistatic agent is a permanent antistatic agent, the ultraviolet light absorbent is UV-P, the antioxidant is 1010, the processing aid is ACR PVC processing aid, the titanium dioxide is rutile titanium dioxide, and the pigment is high weather-resistant pigment (different colors required by different products).
The utility model discloses an automobile body changes color film preparation method is simple, and when the polymer pigment coating realized high cross-linking density and high weatherability, given pigment coating enough good adhesive force and stability to PVC film substrate forms migration resistance and compliance of matcing with the colour coating of above prescription, is difficult for fading, and it is effectual to resist tensile failure.
According to automobile body color changing membrane, wherein, polymer colouring material coating adopts the thermosetting preparation to obtain, soft or hard chain proportion reasonable distribution in the polymer to have good isolated corrosion function. The acrylate adhesive layer has good mobility and no residual adhesive after stripping.
Use the utility model provides a when the automobile body changes the look membrane, only need tear from the type membrane after with the laminating of acrylate adhesive layer in the car lacquer surface can again. The color-changing film has the advantages of being full-film coated, light, thin, tough, durable, glittering and translucent, isolated from corrosion, wear-resistant, scratch-resistant, protected by vehicle paint, heat-insulating, flame-retardant, convenient and fast to maintain, free of residual glue, environment-friendly and the like, and has a long service life and a wide market prospect.
The utility model provides a polymer automobile body changes color film is used for the car lacquer pad pasting to change the look, reaches car owner's automobile body and changes the look demand under reduce cost's the condition to there is the effect of protection car lacquer, and comprehensive properties is excellent.
Drawings
The drawings described herein are for illustration purposes only and are not intended to limit the scope of the present disclosure in any way. In addition, the shapes, the proportional sizes, and the like of the respective members in the drawings are merely schematic for helping the understanding of the present invention, and do not specifically limit the shapes, the proportional sizes, and the like of the respective members of the present invention. The skilled person in the art can, under the teaching of the present invention, choose various possible shapes and proportional dimensions to implement the invention according to the specific situation.
Fig. 1 is a schematic structural view of the car body color changing film of the present invention.
The main reference numbers illustrate:
1. a protective layer;
2. a polymer pigment coating;
3. a transparent substrate layer;
4. an acrylate adhesive layer;
5. and (4) a release film.
Detailed Description
In order to explain the present invention more clearly, the present invention will be further described with reference to the preferred embodiments and the accompanying drawings. Similar parts in the figures are denoted by the same reference numerals. It is to be understood by persons skilled in the art that the following detailed description is illustrative and not restrictive, and is not to be taken as limiting the scope of the invention.
Fig. 1 is the structure schematic diagram of the polymer car body color changing film provided by the utility model, it can be seen from fig. 1 that this car body color changing film is multilayer film composite structure, and it is including protective layer 1, polymer colouring material coating 2, transparent substrate layer 3, adhesive layer 4 and from type membrane 5 that set gradually.
The polymer pigment coating layer 2 is coated on one side surface of the transparent substrate layer 3, and the other side surface of the transparent substrate layer 3 is connected with the release film 5 through the adhesive layer 4; the protective layer 1 is attached to the upper surface of the polymer pigment coating layer 2.
The thickness of the protective layer 1 is 36-50 μm; the thickness of the macromolecular pigment coating 2 is 5-15 μm; the thickness of the transparent substrate layer 3 is 125-200 μm; the thickness of the adhesive layer 4 is 12-25 μm; the thickness of the release film 5 is 50-100 μm.
When the car body color changing film is used, the adhesive layer 4 is attached to the outer surface of the car paint only after the release film 5 of the protective film is torn off.
The preparation method of the car body color changing film comprises the following steps:
the upper surface of the transparent substrate layer 3 is coated with a polymer pigment coating layer 2 (in a slightly concave coating mode) by adopting a precise coating technology, then a release film 5 is attached to the lower surface of the transparent substrate layer 3 through an adhesive layer 4, and finally the protective layer 1 is attached to the upper surface of the polymer pigment coating layer 2 by combining a high-precision attaching technology, so that all manufacturing procedures are completed. The whole coating production process flow starts from unreeling, and is finished through micro-concave/slit extrusion coating, drying, laminating/compounding, rolling, slitting and packaging.
The following description is given with reference to specific examples:
example 1
The embodiment provides a car body color changing film, and the preparation method comprises the following steps:
100 parts of PVC resin with polymerization degree of 1000 is added with the following raw materials by weight ratio: 28 parts of adipic acid polyester type plasticizer (Kayin chemical UN610) and trioctyl trimellitate TOTM (Shandong Shengfan chemical TOTM), 2 parts of calcium-zinc composite stabilizer (Kayin chemical MC 9700KA/1), 3 parts of nano-scale active calcium carbonate (Zhejiang Changxing Zhonghong new material Co., Ltd.), 5 parts of permanent antistatic agent (poly-force antistatic), 0.5 part of ultraviolet light absorber UV-P (Nanjing Milan chemical UV-P), 0.4 part of antioxidant 1010 (Kayin chemical lrganox1010), 2 parts of ACR type PVC processing aid (Jiashan Yiyi new material ACR-401), 9 parts of rutile titanium dioxide gallery (gallery fancy pigment R930-4) and 6 parts of high weather-resistant red pigment (Chang environmental-friendly transparent red 11, Chang, Cangzhou). And (3) putting the prepared pigment mother liquor into a stirrer for mixing, stirring at a high speed for 60min, and uniformly mixing to obtain a high-molecular pigment coating compound for later use.
Standing and defoaming, coating the high molecular pigment coating compound on the upper surface of a high-transparency PVC film substrate with the thickness of 150 mu m, controlling the thickness of a dry glue of the coating to be 9 +/-0.5 mu m by a dimple coating mode, sequentially passing through 7-section drying ovens with the temperatures of 60 ℃/80 ℃/90 ℃/100 ℃/110 ℃/90 ℃/80 ℃ at the speed of 30m/min for drying and curing, and then placing in a 50 ℃ curing chamber for 24h for full curing to form a high molecular pigment coating on the substrate.
Coating an acrylate adhesive layer on the lower surface of the PVC film in a slit extrusion coating mode, and then attaching the PVC film to a release film with the thickness of 75 microns, wherein the dry adhesive thickness is controlled to be 18 +/-0.5 microns; and finally, laminating a PET protective film with the thickness of 40 mu m by a high-precision laminating technology, and rolling to obtain a finished film which is recorded as a sample A.
Example 2
The embodiment provides a car body color changing film, and the preparation method comprises the following steps:
the PVC resin with the polymerization degree of 1300 of 100 parts is added with the following raw materials by weight: 32 parts of adipic acid polyester type plasticizer (Kayin chemical UN610), trioctyl trimellitate TOTM (Shandong Shengfan chemical TOTM), 2 parts of calcium-zinc composite stabilizer (Kayin chemical MC 9700KA/1), 4 parts of nano-scale active calcium carbonate (Zhejiang Changxing Zhonghong new material Co., Ltd.), 6 parts of permanent antistatic agent (poly-force antistatic), 0.6 part of ultraviolet light absorber UV-P (Nanjing Milan chemical UV-P), 0.3 part of antioxidant 1010 (Kayin chemical lrganox1010), 3 parts of ACR type PVC processing aid (Caragan Sanyi new material ACR-401), 10 parts of rutile titanium dioxide gallery fancy pigment R930-4 and 7 parts of high weather-resistant level blue pigment (Cangzhou Chang environmental-friendly phthalocyanine blue BGS). And (3) putting the prepared pigment mother liquor into a stirrer for mixing, stirring at a high speed for 60min, and uniformly mixing to obtain a high-molecular pigment coating compound for later use.
Standing and defoaming, coating the high molecular pigment coating compound on the upper surface of a high-transparency PVC film substrate with the thickness of 150 mu m, controlling the thickness of a dry glue of the coating to be 9 +/-0.5 mu m by a dimple coating mode, sequentially passing through 7-section drying ovens with the temperatures of 60 ℃/80 ℃/90 ℃/100 ℃/110 ℃/90 ℃/80 ℃ at the speed of 30m/min for drying and curing, and then placing in a 50 ℃ curing chamber for 24h for full curing to form a high molecular pigment coating on the substrate.
Coating an acrylate adhesive layer on the lower surface of the PVC film in a slit extrusion coating mode, and then attaching the PVC film to a release film with the thickness of 75 microns, wherein the dry adhesive thickness is controlled to be 18 +/-0.5 microns; finally, a PE protective film with the thickness of 40 microns is laminated by a high-precision laminating technology, and then the PE protective film is rolled to obtain a finished film which is recorded as a sample B.
The following performance tests were performed on samples a and B, the test methods and test results are shown in table 1 below.
QUV accelerated aging was tested according to ASTM D1148, test period 2000 hours;
testing high temperature and high humidity (85 ℃ multiplied by 85% RH) according to IEC 61646, wherein the testing period is 500 hours;
adhesion was tested according to ASTM D3002;
surface water contact angle: testing according to ISO 15989 and 2004;
TABLE 1
| Sample (I) | QUV test | High temperature high humidity test | Adhesion force | Surface water contact angle |
| Sample A | Does not change color | Does not change color | 5B | 103° |
| Sample B | Does not change color | Does not change color | 5B | 105° |
In the test results of the above table, the QUV test does not change color (ASTM D1148 standard) represents that the sample does not change color in the experimental environment meeting the requirements of ultraviolet illumination, spraying and condensation for 2000 hours, which indicates that the film can achieve long-term non-color change under the natural condition of outdoor ultraviolet illumination.
The high temperature and high humidity test does not change color (IEC 61646 standard) represents that the sample does not change color for 500 hours under the experimental environment of 85 ℃ and 85% RH, which indicates that the film can not change color for a long time under the natural condition of outdoor high temperature and high humidity.
The adhesion 5B (ASTM D3002 standard) represents that the edge of the cut of the scriber is completely smooth, and the scribed edge and the cross point are not peeled off, which indicates that the coating of the film has good adhesion and does not peel off.
The surface water contact angles of 103 DEG and 105 DEG (ISO 15989-2004 standard) represent the angles of 103 DEG and 105 DEG formed by spreading of water drops when the water drops are dropped on the surface of the sample A, B, which indicates that the film has good hydrophobicity when being attached to the paint surface of an automobile.
Obviously, the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention, and it is obvious for those skilled in the art to make other variations or changes based on the above descriptions, and all the embodiments cannot be exhausted here, and all the obvious variations or changes that belong to the technical solutions of the present invention are still in the protection scope of the present invention.
Claims (10)
1. The car body color changing film is characterized by being of a multilayer film composite layered structure and comprising a protective layer (1), a high-molecular pigment coating layer (2), a transparent substrate layer (3), an adhesive layer (4) and a release film (5) which are sequentially arranged;
the surface of one side of the transparent substrate layer (3) is connected with the high-molecular pigment coating layer (2), and the surface of the other side of the transparent substrate layer is connected with a release film (5) through an adhesive layer (4); and the protective layer (1) is attached to the surface of the other side of the high-molecular pigment coating (2).
2. The vehicle body color changing film according to claim 1, wherein the protective layer (1) is a polymethyl methacrylate film, a polyethylene film, or a polyethylene terephthalate film.
3. The vehicle body color changing film according to claim 1 or 2, wherein the thickness of the protective layer (1) is 36 μm to 50 μm.
4. The vehicle body color-changing film according to claim 1, wherein the thickness of said polymeric color material coating layer (2) is 5 μm to 15 μm.
5. The vehicle body color-changing film according to claim 1, wherein the transparent substrate layer (3) is a high-transmittance PVC film.
6. The vehicle body color changing film according to claim 1 or 5, wherein the thickness of the transparent substrate layer (3) is 125 μm to 200 μm.
7. The vehicle body color changing film according to claim 1, wherein the adhesive layer (4) is an acrylate adhesive layer.
8. The vehicle body color changing film according to claim 1 or 7, wherein the thickness of the adhesive layer (4) is 12 μm to 25 μm.
9. The vehicle body color-changing film according to claim 1, wherein the release film (5) is a PET film.
10. The vehicle body color changing film according to claim 1 or 9, wherein the thickness of the release film (5) is 50 μm to 100 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120283347.7U CN215250547U (en) | 2021-02-01 | 2021-02-01 | Vehicle body color changing film |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120283347.7U CN215250547U (en) | 2021-02-01 | 2021-02-01 | Vehicle body color changing film |
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| Publication Number | Publication Date |
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| CN215250547U true CN215250547U (en) | 2021-12-21 |
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| CN202120283347.7U Active CN215250547U (en) | 2021-02-01 | 2021-02-01 | Vehicle body color changing film |
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| CN (1) | CN215250547U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024119939A1 (en) * | 2022-12-07 | 2024-06-13 | 辽宁弗佰克高新材料有限公司 | Automobile color thin film capable of replacing vehicle paint, and preparation method therefor and application thereof |
-
2021
- 2021-02-01 CN CN202120283347.7U patent/CN215250547U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024119939A1 (en) * | 2022-12-07 | 2024-06-13 | 辽宁弗佰克高新材料有限公司 | Automobile color thin film capable of replacing vehicle paint, and preparation method therefor and application thereof |
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Address after: 116450 Section 2, Yinxing Road, Huayuankou Economic Zone, Dalian, Liaoning Province 66 Patentee after: Airade Technology (Dalian) Co.,Ltd. Address before: No.66, Section 2, Yinxing Road, Huayuankou Economic Zone, Dalian, Liaoning, 116450 Patentee before: DALIAN AIRUIDE NANO SCIENCE & TECHNOLOGY CO.,LTD. |
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