CN114228272A - Antibacterial and mildewproof aluminum-plastic composite board with self-cleaning function and production process - Google Patents
Antibacterial and mildewproof aluminum-plastic composite board with self-cleaning function and production process Download PDFInfo
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- CN114228272A CN114228272A CN202111581667.1A CN202111581667A CN114228272A CN 114228272 A CN114228272 A CN 114228272A CN 202111581667 A CN202111581667 A CN 202111581667A CN 114228272 A CN114228272 A CN 114228272A
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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
- B32B15/00—Layered products comprising a layer of metal
- B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
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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
- B32B15/00—Layered products comprising a layer of metal
- B32B15/20—Layered products comprising a layer of metal comprising aluminium or copper
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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
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form
- B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by features of form at particular places, e.g. in edge regions
- B32B3/08—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
- B32B3/085—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts spaced apart pieces on the surface of a layer
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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
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
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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
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
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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
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
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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
- 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
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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
- 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
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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
- B32B2255/00—Coating on the layer surface
- B32B2255/06—Coating on the layer surface on metal layer
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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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/714—Inert, i.e. inert to chemical degradation, corrosion
- B32B2307/7145—Rot proof, resistant to bacteria, mildew, mould, fungi
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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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/754—Self-cleaning
Abstract
The invention discloses an antibacterial, mildewproof and self-cleaning aluminum-plastic composite plate and a production process thereof, wherein the composite plate comprises a polymer inner core layer, decorative surface layers are symmetrically adhered to two sides of the polymer inner core layer, protective coatings are coated on one side surfaces of the two decorative surface layers, grooves are formed between four side surfaces of the polymer inner core layer and the two decorative surface layers, slots are respectively and uniformly formed in sequence on the four side surfaces of the polymer inner core layer, four moisture absorption strips are respectively filled and laid in the grooves, insertion blocks are uniformly formed on the surfaces of the four cover plates, and the four cover plates are respectively matched with the insertion blocks to be fixedly inserted into the slots arranged on the four side surfaces of the polymer inner core layer. According to the invention, by optimizing the composite process of the moistureproof, self-cleaning, antibacterial and mildewproof functions of the aluminum-plastic plate, the antibacterial and mildewproof functions are organically superposed, and the problems in the prior art are efficiently solved.
Description
Technical Field
The invention belongs to the field of aluminum-plastic plate structures, and particularly relates to an antibacterial and mildewproof aluminum-plastic composite plate with a self-cleaning function.
Background
The aluminum-plastic composite board is a novel decorative material which is made by taking a high polymer material as a core material, taking a chemically treated coated aluminum plate as a surface layer and adopting professional production equipment. Due to the good surface decoration of the aluminum-plastic plate, the application of the aluminum-plastic plate to the interior wall decoration in the public field and the household field is wider and wider, and new requirements on the antibacterial and mildew-proof functions of the aluminum-plastic plate are provided. The aluminum-plastic plate with the antibacterial and mildewproof functions has great demand in places such as hospitals and children activities, and particularly has great social significance in developing the aluminum-plastic plate with the antibacterial and mildewproof functions when coronavirus abuse occurs.
In the use process of the aluminum-plastic panel, if the aluminum-plastic panel has no good moisture-proof function, moisture enters the back of the aluminum-plastic panel through the aluminum-plastic panel, and the aluminum-plastic panel supports walls and the like to be affected with damp and mildewed. At present, in the structural design of the aluminum-plastic composite board on the market, because of the existence of the unprocessed assembled joint, moisture in the air easily permeates into the back of the aluminum-plastic composite board along the joint, so that the aluminum-plastic composite board supports the wall to be moist and moldy, and part of the wall possibly falls off under severe conditions, thereby causing potential harm. Therefore, the aluminum-plastic composite board with the moisture-proof function needs to be researched, so that the moisture-proof performance of the aluminum-plastic composite board is improved, the service life of the aluminum-plastic composite board is prolonged, and the dangers that the wall body is damped for a long time and mildewed to fall off are effectively avoided.
Disclosure of Invention
The invention aims to provide an antibacterial and mildewproof aluminum-plastic composite board with a self-cleaning function and a production process thereof, and the antibacterial and mildewproof function and the moistureproof function are organically superposed by optimizing the composite process of the moistureproof function, the self-cleaning function and the antibacterial and mildewproof function of the aluminum-plastic composite board, so that the problems in the prior art are efficiently solved.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides an antibiotic mould proof and possess self-cleaning function's aluminum-plastic composite panel, includes polymer inner core layer, four moisture absorption strip and four apron, the bilateral symmetry formula of polymer inner core layer bonds and has the architectural surface, two a side surface of architectural surface all coats and has the protective coating, all form the recess between four side surfaces of polymer inner core layer and two architectural surface, four side surfaces of polymer inner core layer have evenly seted up the slot respectively in proper order, four moisture absorption strip is filled respectively and is laid at groove, four the surface homogeneous body shaping of apron has the inserted block, four the apron is pegged graft fixedly through the inserted block cooperation and the slot that sets up on four side surfaces of polymer inner core layer respectively, and four contact each other in proper order between the tip of apron, four the both sides of apron are contacted with two architectural surface respectively.
Preferably, the protective coating is formed by sequentially coating a nano silver-loaded antibacterial coating layer and a nano photocatalyst self-cleaning layer.
Preferably, the nano silver-loaded antibacterial coating layer is coated on the surface of the decorative surface layer, and the thickness of the nano silver-loaded antibacterial coating layer is 10-50 micrometers.
Preferably, the nano photocatalyst self-cleaning layer is coated on the surface of the nano silver-loaded antibacterial coating layer, and the thickness of the nano silver-loaded antibacterial coating layer is 10-50 micrometers.
Preferably, the decorative surface layer is an integrated structure made of an aluminum foil material.
According to the antibacterial, mildewproof and self-cleaning aluminum-plastic composite board, the production process of the antibacterial, mildewproof and self-cleaning aluminum-plastic composite board comprises the following steps:
s1, additionally arranging a moisture absorption strip at each side wall groove of a polymer inner core layer in an aluminum-plastic plate, optimizing the structure and the material of the moisture absorption strip, and sealing a gap between two aluminum-plastic plates by utilizing the fact that the moisture absorption strip is positioned at the joint of the two aluminum-plastic plates to prevent moisture from entering the back of the aluminum-plastic plate from the gap between the two aluminum-plastic plates, so that a moisture-proof effect is effectively achieved;
s2, additionally arranging a detachable cover plate on the surface of the aluminum-plastic plate, covering the cover plate at the groove, arranging an inserting strip on the cover plate, arranging an inserting hole on the polymer inner core layer, inserting the inserting strip into the inserting hole, and enabling the inserting strip to be in interference fit with the inserting hole, so that the replacement of the moisture absorption strip can be realized by detaching the cover plate, and the situation that the moisture absorption strip cannot continue to absorb moisture after failure is avoided;
s3, coating a nano-silver-loaded antibacterial coating with the thickness of 10-50 microns on the aluminum foil decorative surface, researching the influence of the addition amount of a nano-silver-loaded antibacterial agent and the number of coating layers on the antibacterial performance and the photocatalytic performance of the aluminum-plastic plate, observing various physical performance influence factors of the nano-antibacterial coating, optimizing the coating thickness and the antibacterial nano-silver-loaded coating function, and uniformly coating the coating in a paint tray on the surface of the aluminum sheet by adopting a reverse rolling coating method so that the coating is tightly adhered and has good antibacterial performance;
s4, coating a photocatalyst self-cleaning nano coating with the thickness of 10-50 microns on the surface of the antibacterial coating to form a compact photocatalyst self-cleaning film on the surface of the plate, so that the deposition of dust on the surface of the aluminum plate is reduced, and the plate has excellent self-cleaning capability;
s5, in a continuous compounding process, coating an aluminum layer on the coated nano antibacterial surface and a back aluminum layer, synthesizing an aluminum-plastic plate with the polymer inner core layer provided with the moisture-absorbing strips in a hot pressing mode by virtue of a polymer adhesive film, adhering a protective film outside, and cutting into blocks according to a specified size.
Preferably, in the step S5, a short-wave heater is adopted for instantaneous rapid heating, so that the surface temperature of the polymer inner core layer reaches 90-1100 ℃.
Preferably, the temperature of the polymer inner core layer is increased, so that the pulverization time of the polymer film is reduced from 30 seconds to 20 seconds, and the pulverization of the polymer is improved from 90% to 95%.
Preferably, in S5, the hot coal wheel is used for compounding, the temperature of the hot coal wheel is set, and the gap between the upper and lower wheels is adjusted, so that the upper and lower aluminum coils are primarily adhered to the polymer inner core layer through the upper and lower polymer films.
Preferably, after the polymer inner core layer is preliminarily pasted, the pre-laminated aluminum-plastic plate is heated to 130-1500 ℃ by a medium-long wave quartz electric heating tube, and after hot-pressing processing and lamination, the laminated plate is cooled to the technological requirement by an ice water circulation cooling furnace and a fan coil cooling furnace.
The invention has the technical effects and advantages that: compared with the prior art, the antibacterial and mildewproof aluminum-plastic composite plate with the self-cleaning function and the production process have the following advantages:
1. according to the invention, by optimizing the composite process of the moisture-proof, self-cleaning, antibacterial and mildewproof functions of the aluminum-plastic composite panel, the antibacterial and mildewproof functions are organically superposed, the problems in the prior art are efficiently solved, and the reconstruction and the upgrade of the production technology of the existing aluminum-plastic composite panel are realized.
2. The protective coating is optimized, the nano silver-loaded antibacterial coating layer is used for coating and matching with the nano photocatalyst self-cleaning layer to realize a protective effect, wherein the silver-loaded nano antibacterial agent strengthens the antibacterial performance and the photocatalytic performance of the aluminum-plastic plate and has good antibacterial performance, and the nano photocatalyst self-cleaning layer forms a compact photocatalyst self-cleaning film on the surface of the plate, so that oxygen anions and hydroxyl radicals with strong oxidizing property can be released, organic pollutants attached to the surface of the aluminum plate are decomposed, nitric oxides and sulfides are removed through oxidation, and microorganisms such as mould, bacteria and viruses in contact with the surface are killed, thereby achieving a good antibacterial and mildewproof function.
3. Set up the detachable apron, the apron lid is in the recess to be provided with the cutting at the apron, the polymer sandwich layer is provided with the jack, and in the jack was arranged in the cutting was inserted, cutting and jack interference fit, the accessible was dismantled the apron and is realized the change of moisture absorption strip, can't continue the moisture absorption after avoiding moisture absorption strip inefficacy.
Drawings
FIG. 1 is a schematic view of the split structure of the present invention;
FIG. 2 is a schematic view of the present invention with the absorbent strip and cover removed;
FIG. 3 is a schematic view of the overall structure of the present invention;
fig. 4 is a schematic view of the cover plate structure of the present invention.
In the figure: 1. a polymer inner core layer; 2. decorating the surface layer; 3. a protective coating; 5. a moisture-absorbing strip; 6. a cover plate; 7. a slot; 8. a groove; 9. and (5) inserting the blocks.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides embodiment 1: an antibacterial, mildewproof and self-cleaning aluminum-plastic composite board comprises a polymer inner core layer 1, four moisture-absorbing strips 5 and four cover plates 6, wherein decorative surface layers 2 are symmetrically adhered to two sides of the polymer inner core layer 1, protective coatings 3 are coated on one side surfaces of the two decorative surface layers 2, grooves 8 are formed between the four side surfaces of the polymer inner core layer 1 and the two decorative surface layers 2, slots 7 are sequentially and uniformly formed in the four side surfaces of the polymer inner core layer 1 respectively, the four moisture-absorbing strips 5 are filled and laid in the grooves 8 respectively, insertion blocks 9 are integrally formed on the surfaces of the four cover plates 6, the four cover plates 6 are matched with the insertion grooves 7 arranged on the surfaces of the four sides of the polymer inner core layer 1 through the insertion blocks 9 respectively and are fixedly inserted, the end parts of the four cover plates 6 are sequentially contacted with each other, two sides of the four cover plates 6 are contacted with the two decorative surface layers 2 respectively, wherein the protective coating 3 is formed by sequentially coating a nano silver-loaded antibacterial coating layer and a nano photocatalyst self-cleaning layer.
According to the antibacterial, mildewproof and self-cleaning aluminum-plastic composite board, the production process of the antibacterial, mildewproof and self-cleaning aluminum-plastic composite board comprises the following steps:
s1, increasing and arranging a moisture absorption strip 5 at each side wall groove of a polymer inner core layer 1 in an aluminum-plastic plate, optimizing the structure and the material of the moisture absorption strip 5, and sealing a gap between two aluminum-plastic plates by using the moisture absorption strip 5 positioned at the joint of the two aluminum-plastic plates to prevent moisture from entering the back of the aluminum-plastic plate from the gap between the two aluminum-plastic plates, thereby effectively achieving the moisture-proof effect, wherein the structural design and the material selection of the moisture absorption strip 5 are particularly critical, and the installation performance and the sealing performance are considered in the aspect of structural design; in the aspect of material selection, not only the hydrophobicity of the material is considered, but also the expansion coefficient of the material is considered to be adapted to a sealing system, and the phenomenon that the sealing effect is reduced due to the fact that the expansion size is not matched due to temperature change is avoided;
s2, additionally arranging a detachable cover plate 6 on the surface of the aluminum-plastic plate, covering the cover plate 6 at the groove, arranging an inserting strip on the cover plate 6, arranging an inserting hole on the polymer inner core layer 1, inserting the inserting strip into the inserting hole, and enabling the inserting strip to be in interference fit with the inserting hole, so that the moisture absorption strip 5 can be replaced by detaching the cover plate 6, and the situation that the moisture absorption strip 5 cannot continue to absorb moisture after failure is avoided;
s3, coating a nano-silver-loaded antibacterial coating with the thickness of 10-50 microns on the aluminum foil decorative surface, researching the influence of the addition amount of a nano-silver-loaded antibacterial agent and the number of coating layers on the antibacterial performance and the photocatalytic performance of the aluminum-plastic plate, observing various physical performance influence factors of the nano-antibacterial coating, optimizing the coating thickness and the antibacterial nano-silver-loaded coating function, and uniformly coating the coating in a paint tray on the surface of the aluminum sheet by adopting a reverse rolling coating method so that the coating is tightly adhered and has good antibacterial performance;
s4, coating a photocatalyst self-cleaning nano coating with the thickness of 10-50 microns on the surface of the antibacterial coating to form a compact photocatalyst self-cleaning film on the surface of the plate, so that the deposition of dust on the surface of the aluminum plate is reduced, and the plate has excellent self-cleaning capability;
s5, in a continuous compounding process, coating an aluminum layer on the coated nano antibacterial surface and coating an aluminum layer on the back, instantly and rapidly heating by using a short wave heater by means of a polymer bonding film to enable the surface temperature of a polymer inner core layer 1 to reach 90-1100 ℃, enabling the temperature of the polymer inner core layer 1 to rise, enabling the pulverization time of a polymer film to be reduced to 20 seconds from the original 30 seconds, enabling the polymer film pulverization to be improved to 95% from the original 90% pulverization, compounding by using a hot coal wheel, setting the temperature of a hot coal roller, adjusting the gap between the upper roller and the lower roller, enabling an upper aluminum coil and a lower aluminum coil to be preliminarily adhered with the polymer inner core layer 1 through the upper polymer film and the lower polymer film, heating a pre-adhered aluminum-plastic plate to 130-1500 ℃ by using a medium-long wave quartz electric heating tube after the polymer inner core layer 1 is preliminarily adhered, cooling the adhered plate by using an ice water circulating cooling furnace and a fan coil cooling furnace to meet process requirements after hot pressing and adhering, the aluminum-plastic plate is synthesized with the polymer inner core layer 1 provided with the moisture absorption strips 5 in a hot pressing mode, and is externally adhered with a protective film and cut into blocks according to specified sizes.
Aiming at the common problems of poor moisture resistance and poor antibacterial and mildewproof functions of the existing aluminum-plastic composite boards, the structural design and surface functionalization of the aluminum-plastic composite boards are combined, the moisture absorption strips 5 are additionally arranged at the grooves of each side wall of the macromolecule inner core layer 1 in the aluminum-plastic composite boards to realize the structural optimization of the moisture resistance function, and on the basis of the upper surface coating technology of the existing aluminum-plastic composite boards, double-function coatings are developed to realize the organic superposition of the antibacterial and mildewproof functions and the self-cleaning function, the problems in the prior art are efficiently solved, the production technology of the existing aluminum-plastic composite boards is improved and upgraded, the moisture resistance, the antibacterial and mildewproof functions of the aluminum-plastic composite boards are realized, and the social and market high requirements in the aspects of environmental protection and environmental health are met.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (10)
1. The utility model provides an antibiotic mould proof and possess self-cleaning function's aluminum-plastic composite panel, includes polymer inner core layer (1), four moisture absorption strip (5) and four apron (6), its characterized in that: decorative surface layers (2) are symmetrically adhered to two sides of the polymer inner core layer (1), one side surfaces of the two decorative surface layers (2) are coated with protective coatings (3), grooves (8) are formed between the four side surfaces of the polymer inner core layer (1) and the two decorative surface layers (2), four side surfaces of the polymer inner core layer (1) are respectively and uniformly provided with slots (7), four moisture absorption strips (5) are respectively filled and laid at the positions of the grooves (8), the surfaces of the four cover plates (6) are uniformly formed with insertion blocks (9), the four cover plates (6) are respectively matched with the slots (7) arranged on the four side surfaces of the polymer inner core layer (1) through the insertion blocks (9) to be fixedly inserted, and the end parts of the four cover plates (6) are sequentially contacted with each other, and two sides of the four cover plates (6) are respectively contacted with the two decorative surface layers (2).
2. The antibacterial and mildewproof aluminum-plastic composite plate with the self-cleaning function as claimed in claim 1, wherein the aluminum-plastic composite plate comprises: the protective coating (3) is formed by sequentially coating a nano silver-loaded antibacterial coating layer and a nano photocatalyst self-cleaning layer.
3. The antibacterial and mildewproof aluminum-plastic composite plate with the self-cleaning function as claimed in claim 2, wherein the aluminum-plastic composite plate comprises: the nano silver-carrying antibacterial coating layer is coated on the surface of the decorative surface layer (2) and is 10-50 microns thick.
4. The antibacterial and mildewproof aluminum-plastic composite plate with the self-cleaning function as claimed in claim 3, wherein the aluminum-plastic composite plate comprises: the nano photocatalyst self-cleaning layer is coated on the surface of the nano silver-loaded antibacterial coating layer, and the thickness of the nano photocatalyst self-cleaning layer is 10-50 micrometers.
5. The antibacterial and mildewproof aluminum-plastic composite plate with the self-cleaning function as claimed in claim 4, wherein the aluminum-plastic composite plate comprises: the decorative surface layer (2) is of an integrated structure made of aluminum foil materials.
6. The production process of the antibacterial and mildewproof aluminum-plastic composite board with the self-cleaning function is characterized by comprising the following steps of: the method comprises the following steps:
s1, increasing and arranging a moisture absorption strip (5) at each side wall groove of a polymer inner core layer (1) in the aluminum-plastic panel, optimizing the structure and the material of the moisture absorption strip (5), and sealing a gap between two aluminum-plastic panels by utilizing the fact that the moisture absorption strip (5) is positioned at the joint of the two aluminum-plastic panels to prevent moisture from entering the back of the aluminum-plastic panel from the gap between the two aluminum-plastic panels, thereby effectively achieving the moisture-proof effect;
s2, a detachable cover plate (6) is additionally arranged on the surface of the aluminum-plastic plate, the cover plate (6) covers the groove, an inserting strip is arranged on the cover plate (6), an inserting hole is formed in the polymer inner core layer (1), the inserting strip is inserted into the inserting hole, the inserting strip is in interference fit with the inserting hole, the moisture absorption strip (5) can be replaced by detaching the cover plate (6), and the situation that the moisture absorption strip (5) cannot continuously absorb moisture after failure is avoided;
s3, coating a nano-silver-loaded antibacterial coating with the thickness of 10-50 microns on the aluminum foil decorative surface, researching the influence of the addition amount of a nano-silver-loaded antibacterial agent and the number of coating layers on the antibacterial performance and the photocatalytic performance of the aluminum-plastic plate, observing various physical performance influence factors of the nano-antibacterial coating, optimizing the coating thickness and the antibacterial nano-silver-loaded coating function, and uniformly coating the coating in a paint tray on the surface of the aluminum sheet by adopting a reverse rolling coating method so that the coating is tightly adhered and has good antibacterial performance;
s4, coating a photocatalyst self-cleaning nano coating with the thickness of 10-50 microns on the surface of the antibacterial coating to form a compact photocatalyst self-cleaning film on the surface of the plate, so that the deposition of dust on the surface of the aluminum plate is reduced, and the plate has excellent self-cleaning capability;
s5, in a continuous compounding process, coating an aluminum layer on the coated nano antibacterial surface and coating an aluminum layer on the back, synthesizing an aluminum-plastic plate with the polymer inner core layer (1) provided with the moisture-absorbing strips (5) in a hot pressing mode by virtue of a polymer adhesive film, adhering a protective film outside, and cutting into blocks according to a specified size.
7. The production process of the antibacterial and mildewproof aluminum-plastic composite plate with the self-cleaning function as claimed in claim 6, wherein the production process comprises the following steps: in the S5, a short wave heater is adopted for instantaneous rapid heating, so that the surface temperature of the polymer inner core layer (1) reaches 90-1100 ℃.
8. The production process of the antibacterial and mildewproof aluminum-plastic composite plate with the self-cleaning function as claimed in claim 7, wherein the production process comprises the following steps: the temperature of the polymer inner core layer (1) is increased, so that the pulverization time of the polymer film is reduced from the original 30 seconds to 20 seconds, and the pulverization of the polymer is improved from the original 90 percent to 95 percent.
9. The production process of the antibacterial and mildewproof aluminum-plastic composite plate with the self-cleaning function as claimed in claim 8, wherein the production process comprises the following steps: in the S5, hot coal wheel compounding is utilized, the temperature of a hot coal roller is set, and the gap between an upper roller and a lower roller is adjusted, so that the upper aluminum coil and the lower aluminum coil are preliminarily adhered to the polymer inner core layer (1) through the upper polymer film and the lower polymer film.
10. The production process of the antibacterial and mildewproof aluminum-plastic composite plate with the self-cleaning function as claimed in claim 9, wherein the production process comprises the following steps: after the polymer inner core layer (1) is preliminarily pasted, the pre-pasted aluminum-plastic plate is heated to 130-1500 ℃ by a medium-long wave quartz electric heating tube, and after hot-pressing processing and pasting, the pasted plate is cooled to the technological requirements by an ice water circulation cooling furnace and a fan coil cooling furnace.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114889254A (en) * | 2022-05-23 | 2022-08-12 | 滁州市永通交通设备有限公司 | Decorative panel with antibacterial effect for railway vehicle and processing method thereof |
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CN205444763U (en) * | 2015-12-29 | 2016-08-10 | 上海吉祥科技(集团)有限公司 | Dampproofing aluminium -plastic panel |
CN111719808A (en) * | 2020-06-29 | 2020-09-29 | 安徽可尔海思塑业有限公司 | Anti-mildew composite floor and production process thereof |
CN111993709A (en) * | 2020-09-04 | 2020-11-27 | 江苏卡普丹建筑科技有限公司 | Ice pattern coating aluminum-plastic composite board and preparation method thereof |
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JPH08302498A (en) * | 1995-05-10 | 1996-11-19 | Ykk Kk | Antibacterial and mildewproof building material |
CN102555343A (en) * | 2011-12-28 | 2012-07-11 | 大连创达技术交易市场有限公司 | Antibacterial self-cleaning aluminum-plastic composite plate |
CN205444763U (en) * | 2015-12-29 | 2016-08-10 | 上海吉祥科技(集团)有限公司 | Dampproofing aluminium -plastic panel |
CN111719808A (en) * | 2020-06-29 | 2020-09-29 | 安徽可尔海思塑业有限公司 | Anti-mildew composite floor and production process thereof |
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CN114889254A (en) * | 2022-05-23 | 2022-08-12 | 滁州市永通交通设备有限公司 | Decorative panel with antibacterial effect for railway vehicle and processing method thereof |
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