Persistent self-heating PVC floor and production method thereof

Abstract

The invention provides a durable self-heating PVC floor and a production method, the durable self-heating PVC floor comprises a base material layer, a printing layer, a wear-resistant layer and a UV coating, the printing layer is arranged on the top of the base material layer, the wear-resistant layer is arranged on the top of the printing layer, and the UV coating is arranged on the top of the wear-resistant layer. According to the durable self-heating PVC floor and the production method, the far-infrared ceramic powder and the nano cesium bronze powder are added into the wear-resistant layer and the UV coating, the far-infrared ceramic powder can absorb heat in the environment and convert the heat into far-infrared radiation to be released, and the nano cesium bronze powder has good electrical conductivity and thermal conductivity and can assist heat transfer and distribution; through the synergistic effect of the two components, the floor has lasting self-heating capacity and can maintain a relatively appropriate surface temperature in a low-temperature environment, and the indoor body feeling comfort degree is improved; electric heating elements do not need to be embedded, so that potential safety hazards such as short circuit and electric leakage caused by line laying and element aging are avoided, and the safety risk is reduced.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of PVC floor, in particular to a persistent self-heating PVC floor and a production method. BACKGROUND

[0002] As a new type of floor decoration material, PVC floor is widely used in various places such as family residence, commercial office, school and hospital, due to its light weight, moderate price, rich color, convenient installation and good wear resistance, water resistance and other characteristics.

[0003] The traditional PVC floor is mainly composed of a substrate layer, a decorative layer and a wear-resistant layer, and its core function is concentrated on decoration and basic physical properties. However, in low temperature environment, the limitations of traditional PVC floor gradually become apparent. Since the floor itself does not have the ability to actively heat or effectively store heat, the surface temperature of the floor will decrease with the decrease of the ambient temperature, resulting in a significant decrease in indoor comfort.

[0004] To solve this problem, some self-heating floor products have appeared on the market, some of which embed electric heating elements in the floor. However, such products have many shortcomings. On the one hand, the installation process is complex, and professional personnel are needed to lay and connect the lines, increasing the construction difficulty and cost. On the other hand, the presence of electric heating elements affects the overall structural stability of the floor, and may cause safety hazards such as element aging and short circuit after long-term use, with relatively short service life, which is difficult to meet the long-term demand for efficient, safe and persistent heating of floor in family, office and other scenarios.

[0005] Therefore, it is necessary to provide a persistent self-heating PVC floor and a production method to solve the above technical problems. SUMMARY

[0006] The present application provides a persistent self-heating PVC floor and a production method, which solves the problems of complex installation, high cost, poor safety and insufficient self-heating persistence of traditional self-heating floor.

[0007] To solve the above technical problems, the present application provides a persistent self-heating PVC floor, which comprises:

[0008] The substrate layer, the printing layer, the wear-resistant layer and the UV coating layer, the printing layer is arranged on the top of the substrate layer, the wear-resistant layer is arranged on the top of the printing layer, and the UV coating layer is arranged on the top of the wear-resistant layer.

[0009] Preferably, the raw materials of the UV coating include, by weight: 100 PHR of UV coating, 0.2-2.0 PHR of far-infrared ceramic powder, and 0.1-0.8 PHR of nano cesium bronze powder; and the raw materials of the wear-resistant layer include, by weight: 100 phr of PVC resin, 28 PHR of plasticizer, 0.2-2.0 PHR of far-infrared ceramic powder, and 0.1-0.8 PHR of nano cesium bronze powder.

[0010] To solve the above problems, the application further provides a production method of the long-lasting self-heating PVC floor, comprising the following steps:

[0011] S1, base material layer preparation: selecting a required PVC base material, cutting and pretreating the same for standby;

[0012] S2, printing layer processing: printing a preset pattern on the top of the base material layer by a printing device to form a printing layer, and drying the same after printing;

[0013] S3, wear-resistant layer preparation and compounding: weighing 100 phr of PVC resin, 28 PHR of plasticizer, 0.2-2.0 PHR of far-infrared ceramic powder, and 0.1-0.8 PHR of nano cesium bronze powder according to weight, and sequentially performing high mixing, banburying, filtering, open mixing, and calendering to prepare the wear-resistant layer; and compounding the wear-resistant layer on the top of the printing layer, and tightly combining the two by using a hot pressing process;

[0014] S4, UV coating raw material preparation: weighing 100 PHR of UV coating, 0.2-2.0 PHR of far-infrared ceramic powder, and 0.1-0.8 PHR of nano cesium bronze powder according to weight, and mixing and stirring the same until uniform to obtain the UV coating raw material;

[0015] S5, UV coating: uniformly coating the UV coating raw material prepared in step S on the top of the wear-resistant layer to form a UV coating;

[0016] S6, curing treatment: performing UV curing treatment on the semi-finished product coated with the UV coating to rapidly cure and form the UV coating;

[0017] S7, post-treatment: cutting, edging, and inspecting the cured floor, and winding and packaging the same after passing the inspection.

[0018] Preferably, in step S3, the temperature of the high mixing treatment is 80-100℃, the stirring speed is 800-1200 r / min, and the mixing time is 10-15 min; the temperature of the banburying treatment is 150-170℃, the banburying time is 8-12 min, and the pressure is 0.5-0.8 MPa; and the temperature of the calendering treatment is 160-180℃, the calendering speed is 5-10 m / min, and the calendering thickness is adjusted according to the designed thickness of the wear-resistant layer.

[0019] Preferably, the UV coating in step S5 is coated to a thickness of 0.05-0.15mm, and the coating speed is matched with the conveying speed of the subsequent curing treatment.

[0020] Preferably, in step S4, a stirring device is used for mixing and stirring, which comprises a mixing tank, a cleaning assembly, a stirring assembly and a plurality of weighing assemblies.

[0021] Preferably, the cleaning assembly comprises a shunt frame, a plurality of spray heads and a water inlet pipe, the shunt frame is fixedly installed on the top of the mixing tank, the plurality of spray heads are fixedly installed on the bottom of the shunt frame, and the output end of the water inlet pipe is fixedly installed on the side of the shunt frame.

[0022] Preferably, the stirring assembly comprises a driving motor, a rotating shaft, a stirring blade, a connecting plate and a scraper, the driving motor is fixedly installed on the top of the shunt frame, the rotating shaft is fixedly installed on the output end of the driving motor, the stirring blade is fixedly installed on the outer side of the rotating shaft, the connecting plate is fixedly installed on the top and the bottom of the two sides of the rotating shaft respectively, the scraper is fixedly installed on one end of the connecting plate, one side of the scraper is attached to the inner side of the mixing tank, and the stirring blade is arranged on the inner side of the mixing tank.

[0023] Preferably, the plurality of weighing assemblies each comprises a material guiding frame, a weighing sensor, a material storage cylinder and a display screen, the material guiding frame is fixedly installed on the side of the mixing tank, the weighing sensor is fixedly installed on the top of the material guiding frame, the material storage cylinder is fixedly installed on the top of the weighing sensor, and the display screen is fixedly installed on the side of the material guiding frame.

[0024] Preferably, the bottom of the mixing tank is fixedly installed with a discharging valve, the inner side of the mixing tank is provided with a plurality of feeding ports, and the inside of the feeding port is in communication with the inside of the material guiding frame.

[0025] Compared with the related art, the persistent self-heating PVC floor and the production method have the following beneficial effects:

[0026] The application provides a kind of persistent self-heating PVC floor and production method, by adding far-infrared porcelain powder and nano cesium bronze powder in wear-resistant layer and UV coating, far-infrared porcelain powder can absorb heat in the environment and convert into far-infrared radiation release, nano cesium bronze powder has good electrical conductivity and thermal conductivity, can assist heat transfer and distribution, the synergistic effect of both makes the floor have persistent self-heating capacity, can maintain relatively suitable surface temperature in low temperature environment, improve indoor body comfort; without embedding electric heating element, avoid the short circuit, electric leakage and other safety hazards caused by line laying, element aging etc., reduce the safety risk;Since there is no complex electric heating element and line, installation process is similar to traditional PVC floor, no additional line construction is needed for professional personnel, simplify the installation steps, reduce construction difficulty and cost. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 The structure schematic view of a preferred embodiment of a persistent self-heating PVC floor provided by the application is shown in the figure.

[0028] Figure 2 The structure schematic view of a preferred embodiment of a stirring device for the production method of a persistent self-heating PVC floor provided by the application is shown in the figure.

[0029] Figure 3 The structure schematic view of a preferred embodiment of a stirring device for the production method of a persistent self-heating PVC floor provided by the application is shown in the figure. Figure 1 The structure schematic view of a preferred embodiment of a stirring device for the production method of a persistent self-heating PVC floor provided by the application is shown in the figure.

[0030] Figure 4 The structure schematic view of a preferred embodiment of a stirring device for the production method of a persistent self-heating PVC floor provided by the application is shown in the figure. Figure 3 The structure schematic view of a preferred embodiment of a stirring device for the production method of a persistent self-heating PVC floor provided by the application is shown in the figure.

[0031] Figure 5 The structure schematic view of a preferred embodiment of a stirring device for the production method of a persistent self-heating PVC floor provided by the application is shown in the figure. Figure 2 The structure schematic view of a preferred embodiment of a stirring device for the production method of a persistent self-heating PVC floor provided by the application is shown in the figure.

[0032] In the figure, 1 is base material layer, 2 is printing layer, 3 is wear-resistant layer, 4 is UV coating, 5 is mixing tank, 51 is feeding port, 6 is cleaning assembly, 61 is shunt frame, 62 is spray head, 63 is water inlet pipe, 7 is stirring assembly, 71 is driving motor, 72 is rotating shaft, 73 is stirring blade, 74 is connecting plate, 75 is scraper, 8 is weighing assembly, 81 is guide frame, 82 is weighing sensor, 83 is storage cylinder, 84 is display screen, 9 is discharging valve. DETAILED DESCRIPTION

[0033] The application will be further described below in combination with the drawings and embodiments.

[0034] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 , wherein,Figure 1 A structure diagram of a preferred embodiment of a long-lasting self-heating PVC floor provided by the present application; Figure 2 A structure diagram of a preferred embodiment of a stirring device for a production method of a long-lasting self-heating PVC floor provided by the present application; Figure 3 A structure diagram of a preferred embodiment of a stirring device for a production method of a long-lasting self-heating PVC floor provided by the present application; Figure 1 A structure diagram of a preferred embodiment of a stirring device for a production method of a long-lasting self-heating PVC floor provided by the present application; Figure 4 A structure diagram of a preferred embodiment of a stirring device for a production method of a long-lasting self-heating PVC floor provided by the present application; Figure 3 A structure diagram of a preferred embodiment of a stirring device for a production method of a long-lasting self-heating PVC floor provided by the present application; Figure 5 A structure diagram of a preferred embodiment of a stirring device for a production method of a long-lasting self-heating PVC floor provided by the present application; Figure 2 A structure diagram of a preferred embodiment of a stirring device for a production method of a long-lasting self-heating PVC floor provided by the present application.

[0035] A long-lasting self-heating PVC floor, comprising: a base material layer 1, a printing layer 2, a wear-resistant layer 3 and a UV coating layer 4, the printing layer 2 is arranged on the top of the base material layer 1, the wear-resistant layer 3 is arranged on the top of the printing layer 2, and the UV coating layer 4 is arranged on the top of the wear-resistant layer 3.

[0036] The raw materials of the UV coating layer 4 include, by weight: 100 PHR of UV coating, 0.2-2.0 PHR of far-infrared porcelain powder, and 0.1-0.8 PHR of nano cesium bronze powder; and the raw materials of the wear-resistant layer 3 include, by weight: 100 phr of PVC resin, 28 PHR of plasticizer, 0.2-2.0 PHR of far-infrared porcelain powder, and 0.1-0.8 PHR of nano cesium bronze powder.

[0037] To solve the above problems, the present application further provides a production method of a long-lasting self-heating PVC floor, comprising the following steps:

[0038] S1, base material layer 1 preparation: select a PVC base material meeting the requirements, cut and pretreat, and reserve;

[0039] S2, printing layer 2 processing: print a preset pattern on the top of the base material layer 1 by a printing device to form a printing layer 2, and dry after printing;

[0040] S3, wear-resistant layer 3 preparation and compounding: weigh 100 phr of PVC resin, 28 PHR of plasticizer, 0.2-2.0 PHR of far-infrared porcelain powder, and 0.1-0.8 PHR of nano cesium bronze powder by weight, and sequentially perform high mixing, dense mixing, filtering, open mixing, and calendering treatment to prepare the wear-resistant layer 3; and the wear-resistant layer 3 is compounded on the top of the printing layer 2, and the two are tightly combined by using a hot pressing process;

[0041] S4, UV coating layer 4 raw material preparation: weigh 100 PHR of UV coating, 0.2-2.0 PHR of far-infrared porcelain powder, and 0.1-0.8 PHR of nano cesium bronze powder by weight, mix and stir until uniform to obtain the raw material of the UV coating layer 4;

[0042] S5, UV coating 4 coating: the UV coating 4 raw material prepared in step S4 is uniformly coated on the top of the wear-resistant layer 3 to form the UV coating 4;

[0043] S6, curing treatment: the semi-finished product coated with the UV coating 4 is subjected to UV curing treatment to quickly cure and form the UV coating 4;

[0044] S7, post-processing: the cured floor is cut, edged, and inspected, and is wound and packaged after passing the inspection.

[0045] The temperature in the high mixing process in step S3 is 80-100°C, the stirring speed is 800-1200r / min, and the mixing time is 10-15min. The temperature in the internal mixing process in step S3 is 150-170°C, the internal mixing time is 8-12min, the pressure is 0.5-0.8MPa, the temperature in the calendering process in step S3 is 160-180°C, the calendering speed is 5-10m / min, and the calendering thickness is adjusted according to the designed thickness of the wear-resistant layer 3.

[0046] The coating thickness of the UV coating 4 in step S5 is 0.05-0.15mm, and the coating speed is matched with the conveying speed of the subsequent curing treatment.

[0047] In step S4, a stirring device is needed for mixing and stirring, which comprises a mixing tank 5, a cleaning assembly 6, a stirring assembly 7, and a plurality of weighing assemblies 8. The cleaning assembly 6 is arranged on the top of the mixing tank 5, the stirring assembly 7 is arranged on the inner side of the mixing tank 5, and the plurality of weighing assemblies 8 are arranged on the top of the side of the mixing tank 5.

[0048] The cleaning assembly 6 comprises a shunt frame 61, a plurality of spray heads 62, and a water inlet pipe 63. The shunt frame 61 is fixedly installed on the top of the mixing tank 5, the plurality of spray heads 62 are fixedly installed on the bottom of the shunt frame 61, and the output end of the water inlet pipe 63 is fixedly installed on the side of the shunt frame 61.

[0049] The stirring assembly 7 comprises a driving motor 71, a rotating shaft 72, stirring blades 73, a connecting plate 74, and a scraper 75. The driving motor 71 is fixedly installed on the top of the shunt frame 61, the rotating shaft 72 is fixedly installed on the output end of the driving motor 71, the stirring blades 73 are fixedly installed on the outer side of the rotating shaft 72, the connecting plate 74 is fixedly installed on the top and the bottom of the two sides of the rotating shaft 72, respectively, and the scraper 75 is fixedly installed on one end of the connecting plate 74. One side of the scraper 75 is attached to the inner side of the mixing tank 5, and the stirring blades 73 are arranged on the inner side of the mixing tank 5.

[0050] The plurality of weighing assemblies 8 each include a material guide frame 81, a weighing sensor 82, a material storage cylinder 83 and a display screen 84, the material guide frame 81 is fixedly installed on the side of the mixing tank 5, the weighing sensor 82 is fixedly installed on the top of the material guide frame 81, the material storage cylinder 83 is fixedly installed on the top of the weighing sensor 82, and the display screen 84 is fixedly installed on the side of the material guide frame 81.

[0051] The bottom of the mixing tank 5 is fixedly installed with a discharging valve 9, and the inner side of the mixing tank 5 is provided with a plurality of feeding ports 51, the inside of the feeding port 51 and the inside of the material guide frame 81 are in communication.

[0052] In use, the plurality of weighing assemblies 8 respectively weigh the raw materials such as UV paint, far-infrared porcelain powder and nano cesium bronze powder accurately, and the weighing data is displayed on the display screen 84 in real time, after weighing, the raw materials enter the mixing tank 5 through the material guide frame 81 and the feeding port 51, then the driving motor 71 is started to drive the rotating shaft 72 to rotate, so that the rotating shaft 72 drives the stirring blade 73 to rotate, and then the stirring blade 73 stirs and mixes the raw materials on the inner side of the mixing tank 5, after the stirring is completed, the user opens the discharging valve 9 to discharge the mixed raw materials, and at the same time the driving motor 71 continues to drive the rotating shaft 72 to rotate, at this time the connecting plate 74 drives the scraper 75 to rotate, and the raw materials adhered to the inner wall of the mixing tank 5 are scraped off;

[0053] After the discharging is completed, the water inlet pipe 63 is connected with an external water source, and the water is delivered to the inner side of the distribution frame 61, and then sprayed through the spray head 62, so as to flush the inside of the mixing tank 5.

[0054] Through the setting of the weighing assembly 8, in use, real-time weighing and display can be realized, the key functional raw materials such as far-infrared porcelain powder and nano cesium bronze powder are added according to the set proportion, and the stability of the self-heating performance of the floor is provided; at the same time, the all-directional stirring of the stirring blade 73 and the wall scraping effect of the scraper 75 are combined, so that the raw materials are prevented from depositing or adhering, the functional powder is uniformly dispersed in the UV paint, and the consistency of the self-heating effect of the UV coating is ensured; and the device integrates the weighing, stirring and cleaning functions, reduces the raw material transfer link, simplifies the operation process, can adapt to the production rhythm of the UV coating and curing, is beneficial to large-scale production, in addition, the cleaning assembly 6 can quickly clean the inside of the equipment, prevents cross contamination of different batches of raw materials, prolongs the service life of the equipment, and reduces the workload of manual cleaning.

[0055] Compared with the related art, the persistent self-heating type PVC floor and the production method have the following beneficial effects:

[0056] By adding far-infrared ceramic powder and nano cesium bronze powder in the wear-resistant layer 3 and the UV coating 4, the far-infrared ceramic powder can absorb heat in the environment and convert it into far-infrared radiation release, and the nano cesium bronze powder has good electrical conductivity and thermal conductivity, which can assist heat transfer and distribution, and the two synergistic effects make the floor have a lasting self-heating ability, which can maintain a relatively suitable surface temperature in a low temperature environment, and improve the indoor body comfort; without embedding electric heating elements, it avoids the safety hazards such as short circuit and electric leakage caused by line laying, element aging and the like, and reduces the safety risk; since there is no complex electric heating element and line, the installation process is similar to the traditional PVC floor, and no professional personnel is needed for additional line construction, so that the installation steps are simplified, and the construction difficulty and cost are reduced.

[0057] The above description is only an embodiment of the present application, and does not limit the patent range of the present application, and any equivalent structure or equivalent process transformation obtained by using the content of the specification and drawings, or direct or indirect application in other related technical fields, are also included in the patent protection range of the present application.

Claims

1. A self-sustaining, self-heating PVC floor, characterized in that, It comprises a substrate layer, a printing layer, a wear-resistant layer and a UV coating layer, the printing layer is arranged on the top of the substrate layer, the wear-resistant layer is arranged on the top of the printing layer, and the UV coating layer is arranged on the top of the wear-resistant layer. The raw materials of the UV coating layer include: 100 PHR of UV coating, 0.2-2.0 PHR of far-infrared ceramic powder, and 0.1-0.8 PHR of nano cesium bronze powder; the raw materials of the wear-resistant layer include: 100 phr of PVC resin, 28 PHR of plasticizer, 0.2-2.0 PHR of far-infrared ceramic powder, and 0.1-0.8 PHR of nano cesium bronze powder.

2. A self-heating PVC floor tile according to claim 1, wherein, It comprises the following steps:

3. A method for the production of the long-lasting self-heating PVC floor according to any one of claims 1-2, characterized in that, S1, substrate layer preparation: select the required PVC substrate, cut and pretreat it for standby; S2, printing layer processing: print a preset pattern on the top of the substrate layer by printing equipment to form a printing layer, and dry the printing layer after printing is completed; S3, wear-resistant layer preparation and compounding: weigh 100 phr of PVC resin, 28 PHR of plasticizer, 0.2-2.0 PHR of far-infrared ceramic powder, and 0.1-0.8 PHR of nano cesium bronze powder, and sequentially perform high mixing, banburying, filtering, open mixing, and calendering treatment to prepare the wear-resistant layer; the wear-resistant layer is compounded on the top of the printing layer, and the two are tightly combined by using hot pressing process; S4, UV coating raw material preparation: weigh 100 PHR of UV coating, 0.2-2.0 PHR of far-infrared ceramic powder, and 0.1-0.8 PHR of nano cesium bronze powder, mix and stir until uniform to obtain the UV coating raw material; S5, UV coating layer coating: uniformly coat the UV coating raw material prepared in step S4 on the top of the wear-resistant layer to form a UV coating layer; S6, curing treatment: perform UV curing treatment on the semi-finished product coated with the UV coating layer to rapidly cure and form the UV coating layer; S7, post-processing: cut, edge trim, and inspect the cured floor, and package the qualified floor. In step S3, the temperature of high mixing is 80-100℃, the stirring speed is 800-1200r / min, and the mixing time is 10-15min; in step S3, the temperature of banburying is 150-170℃, the banburying time is 8-12min, the pressure is 0.5-0.8MPa; in step S3, the temperature of calendering is 160-180℃, the calendering speed is 5-10m / min, and the calendering thickness is adjusted according to the designed thickness of the wear-resistant layer.

4. A method of producing a self-heating PVC floor according to claim 3, characterized in that, In step S5, the coating thickness of the UV coating layer is 0.05-0.15mm, and the coating speed is matched with the conveying speed of subsequent curing treatment.

5. The method of claim 3, wherein the method further comprises the step of: In step S4, a stirring device is used for mixing and stirring, the stirring device comprises a mixing tank, a cleaning assembly, a stirring assembly, and multiple weighing assemblies, the cleaning assembly is arranged on the top of the mixing tank, the stirring assembly is arranged on the inner side of the mixing tank, and multiple weighing assemblies are arranged on the top of the side of the mixing tank. ​ 6. The method of claim 3, wherein the method further comprises the step of: 6-1) applying a primer to the surface of the PVC floor sheet. ​ 7. A method of producing a self-heating PVC floor according to claim 6, characterized in that, The cleaning assembly comprises a shunt frame, a plurality of spray heads and a water inlet pipe, the shunt frame is fixedly installed on the top of the mixing tank, the plurality of spray heads are fixedly installed on the bottom of the shunt frame, and the output end of the water inlet pipe is fixedly installed on the side of the shunt frame.

8. A method of producing a self-heating PVC floor according to claim 7, characterized in that, The stirring assembly comprises a driving motor, a rotating shaft, stirring blades, connecting plates and a scraper, the driving motor is fixedly installed on the top of the shunt frame, the rotating shaft is fixedly installed on the output end of the driving motor, the stirring blades are fixedly installed on the outer side of the rotating shaft, the connecting plates are respectively fixedly installed on the top and the bottom of the rotating shaft, one end of the scraper is fixedly installed on the connecting plate, one side of the scraper is attached to the inner side of the mixing tank, and the stirring blades are arranged on the inner side of the mixing tank.

9. A method of producing a self-heating PVC floor according to claim 8, characterized in that, The plurality of weighing assemblies each comprises a material guiding frame, a weighing sensor, a material storage cylinder and a display screen, the material guiding frame is fixedly installed on the side of the mixing tank, the weighing sensor is fixedly installed on the top of the material guiding frame, the material storage cylinder is fixedly installed on the top of the weighing sensor, and the display screen is fixedly installed on the side of the material guiding frame.

10. A method of producing a self-heating PVC floor according to claim 9, characterized in that, The bottom of the mixing tank is fixedly installed with a discharging valve, and the inner side of the mixing tank is provided with a plurality of feeding ports, the inside of the feeding port is in communication with the inside of the material guiding frame.

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