Toughness-enhanced UV highlight blister film and preparation method thereof

Abstract

The invention discloses a preparation method of a toughness-enhanced UV (ultraviolet) highlight blister film, which comprises the following steps: preparing a PVC (polyvinyl chloride) film: fully blending 30-35 parts of polyvinyl chloride resin, 10-15 parts of epoxy resin, 2-5 parts of calcium carbonate, 3-5 parts of soybean oil, 3-5 parts of calcium stearate, 2-4 parts of antioxidant 1010 and 5-8 parts of a coupling agent, then performing twin-screw extrusion treatment at 190 DEG C, then performing calendaring molding, and finishing calendaring to obtain the toughness-enhanced UV highlight blister film. The PVC film is obtained. According to the highlight plastic uptake film, the PVC film is adopted as a matrix, the surface is coated with the UV gloss oil coating, the PVC film is prepared from polyvinyl chloride resin and epoxy resin as raw materials, the raw materials are blended with calcium carbonate, soybean oil, calcium stearate and an antioxidant 1010, a blending agent is used for cooperation and synergism, lanthanum oxide in the blending agent is subjected to proton irradiation, and then a sodium lignin sulfonate solution is used for dispersion improvement.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of blister film, in particular to a UV high light blister film with enhanced toughness and a preparation method thereof. BACKGROUND

[0002] The UV high light film is coated with special formula paint on the surface of PVC, PET, P0 and EVA film base material to enhance the surface hardness and brightness effect. The UV high light film is suitable for furniture that is often rubbed, such as cabinet doors, wall panels, wardrobe doors, etc. The surface of the PVC decorative film is not treated for hardness.

[0003] The existing UV high light blister film has poor toughness, poor product strength and poor product corrosion resistance, which limits the use efficiency of the product. Therefore, the present application further improves it. SUMMARY

[0004] In view of the defects of the prior art, the purpose of the present application is to provide a UV high light blister film with enhanced toughness and a preparation method thereof to solve the problems raised in the background art.

[0005] The technical problem solved by the present application adopts the following technical scheme: The present application provides a preparation method of a UV high light blister film with enhanced toughness, comprising the following steps: Step 1: preparing a PVC film, 30-35 parts of polyvinyl chloride resin, 10-15 parts of epoxy resin, 2-5 parts of calcium carbonate, 3-5 parts of soybean oil, 3-5 parts of calcium stearate and 2-4 parts of antioxidant 1010 and 5-8 parts of coupling agent are fully blended, then treated by double screw extrusion at 190℃, and then calendered into a film. After calendering, the PVC film is obtained; Step 2: then coating a UV varnish layer on the surface of the PVC film, the coating thickness is 10um, and the ultraviolet irradiation is 50MW / cm The UV high light blister film of the present application is obtained.

[0006] Preferably, the calendering temperature is 200-210℃.

[0007] Preferably, the preparation method of the coupling agent is: S1: irradiating lanthanum oxide in a proton irradiation box for 10-15min at an irradiation power of 350-400W, and obtaining irradiated lanthanum oxide after irradiation; The irradiated lanthanum oxide is added to a lignosulfonate sodium solution with 3-5 times the total amount of lanthanum oxide and stirred uniformly to obtain a lanthanum oxide solution. S2: 5-8 parts of modified filler agent, 2-4 parts of lanthanum oxide solution and 5-8 parts of urea solution and 1-2 parts of silane coupling agent KH550 are blended fully, and then filtered, dried to obtain the coupling agent.

[0008] Preferably, the mass fraction of the sodium lignosulfonate solution is 2-5%; The mass fraction of the urea solution is 4-8%.

[0009] Preferably, the preparation method of the modified filler agent is: S11: 2-4 parts of electric powder, 1-3 parts of silicon carbide whisker and 5-8 parts of dopamine hydrochloride solution and 1-2 parts of nano silicon sol are blended fully to obtain a filler solution; S12: nano alumina is added into the filler solution in a weight ratio of 2:5 and ultrasonically treated, after ultrasonic treatment, filtered and dried to obtain the modified filler agent.

[0010] Preferably, the particle size of the nano alumina is 10-15 nm, and the specific surface area is 200 nm.

[0011] Preferably, the ultrasonic power of the ultrasonic treatment is 350-400 W, and the ultrasonic treatment is performed for 1 h.

[0012] Preferably, the mass fraction of the dopamine hydrochloride solution is 2-5%.

[0013] The application also provides a preparation method of the UV high light blister film with enhanced toughness.

[0014] Compared with the prior art, the application has the following beneficial effects: The high light blister film of the application adopts PVC film as a base body, and a UV light oil coating is coated on the surface of the PVC film. The PVC film is prepared from polyvinyl chloride resin, epoxy resin, calcium carbonate, soybean oil, calcium stearate and antioxidant 1010. The lanthanum oxide in the coupling agent is subjected to proton irradiation, and is then dispersed and improved by the sodium lignosulfonate solution. The modified filler agent is prepared by compounding and synergizing the lanthanum oxide solution and the urea solution. The electric powder, the silicon carbide whisker and the dopamine hydrochloride solution in the modified filler agent are used to improve the nano alumina. The coupling agent product obtained has excellent toughness performance, excellent strength and remarkable corrosion resistance and stability. DETAILED DESCRIPTION

[0015] The technical solutions in the embodiments of the application will be described clearly and completely below with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the application, rather than all the embodiments. Based on the embodiments in the application, all other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the application.

[0016] The preparation method of the UV high light blister film with enhanced toughness of the embodiment comprises the following steps: Step one: preparing a PVC film, 30-35 parts of polyvinyl chloride resin, 10-15 parts of epoxy resin, 2-5 parts of calcium carbonate, 3-5 parts of soybean oil, 3-5 parts of calcium stearate, and 2-4 parts of antioxidant 1010 and 5-8 parts of coupling agent are fully blended, then treated by double screw extrusion at 190℃, and then calendered into a film. After the calendering is completed, the PVC film is obtained; Step two: then coating a UV light oil coating on the surface of the PVC film, the coating thickness is 10um, and the ultraviolet irradiation is 50MW / cm The UV high light blister film of the embodiment is obtained.

[0017] The calendering temperature of the embodiment is 200-210℃.

[0018] The preparation method of the coupling agent of the embodiment is: S1: irradiating lanthanum oxide in a proton irradiation box for 10-15min, the irradiation power is 350-400W, and after the irradiation is completed, the irradiated lanthanum oxide is obtained; The irradiated lanthanum oxide is added into a sodium lignosulfonate solution with 3-5 times the total amount of lanthanum oxide and stirred uniformly to obtain a lanthanum oxide solution; S2: 5-8 parts of modified filler agent, 2-4 parts of lanthanum oxide solution, 5-8 parts of urea solution, and 1-2 parts of silane coupling agent KH550 are fully blended, then filtered and dried to obtain the coupling agent.

[0019] The mass fraction of the sodium lignosulfonate solution of the embodiment is 2-5%; The mass fraction of the urea solution is 4-8%.

[0020] The preparation method of the modified filler agent of the embodiment is: S11: 2-4 parts of electric powder, 1-3 parts of silicon carbide whisker, and 5-8 parts of dopamine hydrochloride solution, and 1-2 parts of nano silicon sol are fully blended to obtain a filler solution; S12: nano alumina is added into the filler solution in a weight ratio of 2:5 for ultrasonic treatment. After the ultrasonic treatment is completed, the filler solution is filtered and dried to obtain the modified filler agent.

[0021] The particle size of the nano alumina of the embodiment is 10-15nm, and the specific surface area is 200nm.

[0022] The ultrasonic power of the ultrasonic treatment of the embodiment is 350-400W, and the ultrasonic treatment is performed for 1h.

[0023] The mass fraction of the dopamine hydrochloride solution of the embodiment is 2-5%.

[0024] The preparation method of the UV high light blister film with enhanced toughness.

[0025] Embodiment 1. The preparation method of the UV high light blister film with enhanced toughness, comprising the following steps: Step one: preparing a PVC film, 30 parts of polyvinyl chloride resin, 10 parts of epoxy resin, 2 parts of calcium carbonate, 3 parts of soybean oil, 3 parts of calcium stearate and 2 parts of antioxidant 1010 and 5 parts of coupling agent are fully blended, then treated by double screw extrusion at 190 DEG C, and then calendered into a film. After the calendering is completed, the PVC film is obtained; Step two: then coating a UV light oil coating on the surface of the PVC film, the coating thickness is 10 um, and the ultraviolet irradiation is 50 MW / cm The UV high light blister film of the application is obtained.

[0026] The calendering temperature of this embodiment is 200 DEG C.

[0027] The preparation method of the coupling agent of this embodiment is: S1: irradiating lanthanum oxide in a proton irradiation box for 10 min, the irradiation power is 350 W, and the irradiated lanthanum oxide is obtained after the irradiation is completed; The irradiated lanthanum oxide is added into a sodium lignosulfonate solution with a total amount of 3 times of the lanthanum oxide and stirred uniformly to obtain a lanthanum oxide solution; S2: 5 parts of modified filler agent, 2 parts of lanthanum oxide solution and 5 parts of urea solution and 1 part of silane coupling agent KH550 are fully blended, then filtered and dried to obtain the coupling agent.

[0028] The mass fraction of the sodium lignosulfonate solution of this embodiment is 2%; The mass fraction of the urea solution is 4%.

[0029] The preparation method of the modified filler agent of this embodiment is: S11: 2 parts of electric powder, 1 part of silicon carbide whisker and 5 parts of dopamine hydrochloride solution and 1 part of nano silicon sol are fully blended to obtain a filler solution; S12: nano alumina is added into the filler solution in a weight ratio of 2:5 and ultrasonically treated, then filtered and dried to obtain the modified filler agent.

[0030] The particle size of the nano alumina of this embodiment is 10 nm, and the specific surface area is 200 nm.

[0031] The ultrasonic power of the ultrasonic treatment of this embodiment is 350 W, and the ultrasonic treatment time is 1 h.

[0032] The mass fraction of the dopamine hydrochloride solution of this embodiment is 2%.

[0033] The preparation method of the UV high light blister film with enhanced toughness.

[0034] Embodiment 2. The preparation method of the UV high light blister film with enhanced toughness, comprising the following steps: Step one: preparing a PVC film, Blending 35 parts of polyvinyl chloride resin, 15 parts of epoxy resin, 5 parts of calcium carbonate, 5 parts of soybean oil, 5 parts of calcium stearate and 4 parts of antioxidant 1010 and 8 parts of coupling agent, then extruding on a double screw extruder at 190 DEG C, and then calendering, to obtain a PVC film; Step two: then coating a UV light oil coating on the surface of the PVC film, the coating thickness is 10 um, and the ultraviolet irradiation is 50 MW / cm The UV high light blister film of the application is obtained.

[0035] The calendering temperature of the embodiment is 210 DEG C.

[0036] The preparation method of the coupling agent of the embodiment is: S1: irradiating lanthanum oxide in a proton irradiation box for 15 min, the irradiation power is 400 W, and the irradiated lanthanum oxide is obtained after irradiation; The irradiated lanthanum oxide is added into a sodium lignosulfonate solution with a total amount of 5 times of the lanthanum oxide, and stirred uniformly to obtain a lanthanum oxide solution; S2: blending 8 parts of modified filler agent, 4 parts of lanthanum oxide solution and 8 parts of urea solution and 2 parts of silane coupling agent KH550, and then filtering and drying to obtain the coupling agent.

[0037] The mass fraction of the sodium lignosulfonate solution of the embodiment is 5%; The mass fraction of the urea solution is 8%.

[0038] The preparation method of the modified filler agent of the embodiment is: S11: blending 4 parts of electric powder, 3 parts of silicon carbide whisker and 8 parts of dopamine hydrochloride solution and 2 parts of nano silicon sol to obtain a filler solution; S12: adding nano alumina according to a weight ratio of 2:5 into the filler solution for ultrasonic treatment, filtering and drying after ultrasonic treatment to obtain the modified filler agent.

[0039] The particle size of the nano alumina of the embodiment is 15 nm, and the specific surface area is 200 nm.

[0040] The ultrasonic power of the ultrasonic treatment of the embodiment is 400 W, and the ultrasonic treatment time is 1 h.

[0041] The mass fraction of the dopamine hydrochloride solution of the embodiment is 5%.

[0042] The preparation method of the UV high light blister film with enhanced toughness.

[0043] Embodiment 3. The preparation method of the UV high light blister film with enhanced toughness, comprising the following steps: Step one: preparing a PVC film, 32.5 parts of polyvinyl chloride resin, 12.5 parts of epoxy resin, 3.5 parts of calcium carbonate, 4 parts of soybean oil, 4 parts of calcium stearate and 3 parts of antioxidant 1010 and 6.5 parts of coupling agent are fully blended, then treated by double screw extrusion at 190℃, and then calendered into a film. After the calendering is completed, the PVC film is obtained; Step two: then coating a UV light oil coating on the surface of the PVC film, the coating thickness is 10um, and the ultraviolet irradiation is 50MW / cm The UV high light blister film of the application is obtained.

[0044] The calendering temperature of this embodiment is 205℃.

[0045] The preparation method of the coupling agent of this embodiment is: S1: irradiate lanthanum oxide in a proton irradiation box for 12min, the irradiation power is 375W, and the irradiated lanthanum oxide is obtained after the irradiation is completed; The irradiated lanthanum oxide is added into a sodium lignosulfonate solution with a total amount of lanthanum oxide of 4 times and stirred uniformly to obtain a lanthanum oxide solution; S2: 6.5 parts of modified filler agent, 3 parts of lanthanum oxide solution and 6.5 parts of urea solution and 1.5 parts of silane coupling agent KH550 are fully blended, then filtered and dried to obtain the coupling agent.

[0046] The mass fraction of the sodium lignosulfonate solution of this embodiment is 3.5%; The mass fraction of the urea solution is 6%.

[0047] The preparation method of the modified filler agent of this embodiment is: S11: 3 parts of electric powder, 2 parts of silicon carbide whisker and 6.5 parts of dopamine hydrochloride solution and 1.5 parts of nano silicon sol are fully blended to obtain a filler solution; S12: nano alumina is added into the filler solution in a weight ratio of 2:5 for ultrasonic treatment, the ultrasonic treatment is completed, and then filtered and dried to obtain the modified filler agent.

[0048] The particle size of the nano alumina of this embodiment is 12.5nm, and the specific surface area is 200nm.

[0049] The ultrasonic power of the ultrasonic treatment of this embodiment is 375W, and the ultrasonic treatment is 1h.

[0050] The mass fraction of the dopamine hydrochloride solution of the embodiment is 3.5%.

[0051] A method for preparing a toughened UV high-gloss blister film of the embodiment.

[0052] Comparative Example 1. Different from Example 3 is that no coupling agent is added.

[0053] Comparative Example 2. Different from Example 3 is that no modified filler is added in the preparation of the coupling agent.

[0054] Comparative Example 3. Different from Example 3 is that the modification method of the modified filler is different. S11: 2 parts of silicon carbide whiskers and 6.5 parts of dopamine hydrochloride solution are blended to obtain a filler solution; S12: Nano-aluminum oxide is added into the filler solution according to a weight ratio of 2:5 and is ultrasonically treated. After the ultrasonic treatment, the product is extracted, dried, and a modified filler is obtained.

[0055] Comparative Example 4. Different from Example 3 is that no lanthanum oxide solution is added in the preparation of the coupling agent.

[0056] In order to compare the performance of different products, the following performances of the products obtained in the examples and comparative examples are tested, and the test results are as follows.

[0057] The performance tests of the products of Examples 1-3 and Comparative Examples 1-4 are as follows:

[0058] As can be seen from Comparative Examples 1-4 and Example 3, the product of Example 3 has excellent tensile strength and elongation at break, and the product has a significant effect of corrosion resistance and stability; Without adding the modified filler in the preparation of the coupling agent, the performance of the product has a significant deterioration trend, and without adding the lanthanum oxide solution in the preparation of the coupling agent, the performance of the product has a deterioration trend to different degrees. Only the product raw material obtained by the method of the present application has the most significant performance effect.

[0059] It is apparent for those skilled in the art that the present application is not limited to the details of the foregoing exemplary embodiments, and the present application can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered in all respects as illustrative and not restrictive, and the scope of the present application is defined by the appended claims rather than the foregoing description, and all changes falling within the meaning and range of equivalents of the claims are intended to be embraced therein.

[0060] Furthermore, it should be understood that although the specification is described in terms of embodiments, not every embodiment includes every feature described. The specification can include implicit combinations of explicitly mentioned features and / or explicit combinations of implicitely mentioned features. Each embodiment depends on the explicit combinations of features and / or the implicit combinations of features made specifically within that embodiment, and each such embodiment can be combined with every other such embodiment to create further embodiments.

Claims

1. A method for preparing a UV high-gloss thermoforming film with enhanced toughness, characterized in that, Includes the following steps: Step 1: Prepare PVC film. 30-35 parts of polyvinyl chloride resin, 10-15 parts of epoxy resin, 2-5 parts of calcium carbonate, 3-5 parts of soybean oil, 3-5 parts of calcium stearate, 2-4 parts of antioxidant 1010 and 5-8 parts of synergist are thoroughly mixed, then extruded at 190°C using a twin-screw extruder, and then calendered. After calendering, a PVC film is obtained. Step 2: Then, apply a UV varnish coating to the surface of the PVC film, with a coating thickness of 10µm, and irradiate with UV light at 50MW / cm². Thus, the UV high-gloss vacuum forming film of the present invention can be obtained.

2. The method for preparing a UV high-gloss thermoforming film with enhanced toughness according to claim 1, characterized in that, The rolling temperature is 200-210℃.

3. The method for preparing a UV high-gloss thermoforming film with enhanced toughness according to claim 1, characterized in that, The preparation method of the tuning agent is as follows: S1: Irradiate lanthanum oxide in a proton irradiation chamber for 10-15 minutes at an irradiation power of 350-400W. After irradiation, irradiated lanthanum oxide is obtained. Irradiated lanthanum oxide is added to a sodium lignosulfonate solution at a volume of 3-5 times the total volume of lanthanum oxide and stirred until homogeneous to obtain lanthanum oxide solution; S2: Mix 5-8 parts of modified filler, 2-4 parts of lanthanum oxide solution, 5-8 parts of urea solution, and 1-2 parts of silane coupling agent KH550 thoroughly, then filter and dry to obtain the coupling agent.

4. The method for preparing a UV high-gloss thermoforming film with enhanced toughness according to claim 3, characterized in that, The mass fraction of the sodium lignosulfonate solution is 2-5%; The mass fraction of the urea solution is 4-8%.

5. The method for preparing a UV high-gloss thermoforming film with enhanced toughness according to claim 3, characterized in that, The preparation method of the modified filler is as follows: S11: 2-4 parts of electrical powder, 1-3 parts of silicon carbide whiskers, 5-8 parts of dopamine hydrochloride solution and 1-2 parts of nano-silica sol are thoroughly mixed to obtain a filler solution; S12: Nano-alumina was added to the filler liquid at a weight ratio of 2:5 and ultrasonically treated. After ultrasonic treatment, the mixture was filtered and dried to obtain the modified filler.

6. The method for preparing a UV high-gloss thermoforming film with enhanced toughness according to claim 5, characterized in that, The nano-alumina has a particle size of 10-15 nm and a specific surface area of ​​200 nm.

7. The method for preparing a UV high-gloss thermoforming film with enhanced toughness according to claim 5, characterized in that, The ultrasonic power of the ultrasonic treatment is 350-400W, and the ultrasonic treatment lasts for 1 hour.

8. The method for preparing a UV high-gloss thermoforming film with enhanced toughness according to claim 5, characterized in that, The mass fraction of the dopamine hydrochloride solution is 2-5%.

9. A method for preparing a UV high-gloss thermoforming film with enhanced toughness as described in any one of claims 1-8.

Images