CN219124496U - Three-dimensional texture facing with liquid crystal layer and product containing same - Google Patents
Three-dimensional texture facing with liquid crystal layer and product containing same Download PDFInfo
- Publication number
- CN219124496U CN219124496U CN202222743667.3U CN202222743667U CN219124496U CN 219124496 U CN219124496 U CN 219124496U CN 202222743667 U CN202222743667 U CN 202222743667U CN 219124496 U CN219124496 U CN 219124496U
- Authority
- CN
- China
- Prior art keywords
- liquid crystal
- layer
- crystal layer
- texture
- stereoscopic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Liquid Crystal (AREA)
- Laminated Bodies (AREA)
Abstract
The utility model provides a three-dimensional texture veneer with liquid crystal layer and contain its product which characterized in that: the facing structure includes a carrier layer, a liquid crystal layer, a UV embossed texture layer, and a colored layer; the carrier layer is provided with at least a first surface and a second surface which are oppositely arranged, the liquid crystal layer is positioned on the first surface or the second surface, and the UV embossing texture layer is positioned on the outer surface of the liquid crystal layer or one surface of the carrier layer which is oppositely arranged with the liquid crystal layer; the coloring layer is positioned on the outer surface of the UV embossing texture layer; the color display device has the advantages of having a stereoscopic texture display effect, and realizing a color superposition effect through color combination of the liquid crystal layer, the self texture layer and the coloring layer.
Description
Technical Field
The application relates to the technical field of electrical appliance panels, in particular to a three-dimensional texture facing with a liquid crystal layer and a product containing the same.
Background
Liquid crystal is a material which is used in liquid crystal displays and is mainly used for color presentation of the liquid crystal displays; but the application field is limited to a certain extent; at present, with the development of texture facing technology, the facing of household appliances such as washing machines, refrigerators and the like has more and more diversified requirements, and the facing of injection molding products, 3C products and the like has more and more diversified requirements; the existing veneers of the products are subjected to injection dyeing of the integral veneers by adopting color master batches, or films printed with patterns and textures are attached to the outer surfaces of the products in a film attaching mode, and the different textures, colors or patterns of the veneers can be presented to a certain extent, but the colors of the veneers can only be presented through the colors of a coloring layer or a pattern printing layer; and how to combine the colors of the veneers through external illumination so that the veneers of the products show richer color display effects, thereby solving the problem of enriching the display types of the veneers of the products, and being a very valuable research scheme.
In addition, with the lack of main function development, the characteristics of the existing products with external decorative surfaces, such as home appliances or 3C products, which can be visually displayed by consumers become important influencing factors for distinguishing low-high-end home appliances and improving the value of the home appliances, while the decorative surface textures of the existing products have the stereoscopic texture display effect, but are also more pure stereoscopic texture effects, and the display of decorative surface colors can only be purely realized by attaching by virtue of the final coloring layer, so if the decorative surfaces with the superimposed colors of the stereoscopic texture and the liquid crystal layer can be provided, the types of the decorative surfaces of the existing products can be expanded, and more choices can be provided for the decorative surfaces of the existing high-end home appliances.
Disclosure of Invention
The application provides a stereoscopic texture veneer that has liquid crystal layer to the above-mentioned not enough of prior art, has stereoscopic texture bandwagon effect, still can realize the color superposition effect through the color combination of liquid crystal layer, self texture layer and dyed layer simultaneously.
In order to solve the technical problems, the technical scheme adopted in the application is as follows: a three-dimensional textured finish having a liquid crystal layer, the finish structure comprising a carrier layer, a liquid crystal layer, a UV embossed texture layer, and a colored layer; the carrier layer is provided with at least a first surface and a second surface which are oppositely arranged, the liquid crystal layer is positioned on the first surface or the second surface, and the UV embossing texture layer is positioned on the outer surface of the liquid crystal layer or one surface of the carrier layer which is oppositely arranged with the liquid crystal layer; the coloring layer is positioned on the outer surface of the UV embossing texture layer.
By adopting the structure, the complete facing structure of the novel decorative surface has the liquid crystal layer and the UV embossing texture layer, the novel facing display effect is realized through a mutual superposition mode, the liquid crystal layer in the facing is a liquid crystal layer prepared from cholesteric liquid crystal material, the liquid crystal layer can show very rich colors under the irradiation of external light (different hues or colors can be shown according to the liquid crystal layer formed by different wavelengths of reflected light), thus the whole facing can show different hues or extends, the appearance variety of the whole facing color is further enriched by combining the texture layer and the coloring layer of the facing, a richer scheme is provided for the structure that the existing facing can only generate colors by the coloring layer of the self, and the novel decorative surface has the stereoscopic texture layer.
Further, the liquid crystal layer is positioned on the first surface or the second surface, and the UV embossing texture layer is positioned on the outer surface of the liquid crystal layer; by adopting the structure, the surface without the liquid crystal layer is used as a display surface, the surface with the liquid crystal layer is used as an inner layer, and the liquid crystal layer is arranged between the carrier layer and the UV embossing texture layer, so that the liquid crystal layer can be effectively protected, the scratch or damage can be prevented, and the color phase and the three-dimensional texture of the liquid crystal layer can be mutually overlapped to display the overlapped decorative surface display effect.
Further, the liquid crystal layer is positioned on the first surface or the second surface, and the UV embossing texture layer is positioned on one surface of the carrier layer which is arranged opposite to the liquid crystal layer; that is, if the liquid crystal layer is located on the first surface, the UV embossed texture layer is located on the second surface, and if the liquid crystal layer is located on the second surface, the UV embossed texture layer is located on the first surface; by adopting the mode, the liquid crystal layer can be combined on the facing, meanwhile, the display effect of mutual superposition between the liquid crystal layer and the three-dimensional texture layer can be seen on the display surface, and the more various colors and three-dimensional texture display effect of the facing are provided.
Further, the thickness of the liquid crystal layer is 0.01-0.03 mm; by adopting the thickness range, the color of the facing is more abundant, the color of the coloring layer below can be better overlapped and transmitted, and the overlapped display effect of the colors of the two coloring layers is displayed.
Further, the thickness of the liquid crystal layer is 0.015-0.025 mm; by adopting the thickness range, the color of the facing is further more abundant, and meanwhile, the color of the coloring layer below can be better overlapped and transmitted, so that the overlapped display effect of the colors of the two color layers is displayed.
Further, the liquid crystal layer is a liquid crystal layer with a reflection wavelength range of 400-700nm; with reflection wavelengths in this range, the finished veneer can be made to appear in a specific range of hues as a whole.
Further, the liquid crystal layer is a reflective wavelength range of 500-660nm; with reflection wavelengths in this range, the finished veneer can be made to appear in a specific range of hues as a whole.
Further, the liquid crystal layer is a coating liquid crystal layer or a UV embossing liquid crystal layer; the liquid crystal layer of the application is formed by adhering a liquid crystal material to a carrier layer in an infrared drying mode or adhering the liquid crystal material to the carrier layer in a UV drying mode; these above-described ways allow a firm connection between the liquid crystal layer and the carrier layer.
Further, the coloring layer is white, blue, yellow, red, gray or green, or various single colors or various colors are compounded to form a compound color; the colored layers of different colors may be laminated with the liquid crystal layer to exhibit a color display effect different from that of the overall facing.
Further, the carrier layer is glass, PMMA (acrylic or organic glass), PC (polycarbonate), ABS (terpolymer of three monomers of acrylonitrile (A), butadiene (B) and styrene (S)), PVC (polyvinyl chloride), PP (polypropylene), PET (polyethylene terephthalate) or sheet metal.
The application also provides application of the facing with the liquid crystal layer, and the facing can be applied to large and small household appliances, in-mold injection products, 3C products and the like.
Drawings
Fig. 1 is a schematic structural diagram of a facing flow chart of embodiment 1 of the present application.
Fig. 2 is a schematic structural view of example 1 facings of the present application.
Fig. 3 is a schematic structural view of a finishing flow chart of embodiment 2 of the present application.
Fig. 4 is a schematic structural view of the facing of embodiment 2 of the present application.
Fig. 5 is a schematic structural diagram of example 3 facing flow chart of the present application.
Fig. 6 is a schematic structural view of the facing of example 3 of the present application.
Fig. 7 is a schematic structural diagram of a finishing flow chart of embodiment 4 of the present application.
Fig. 8 is a schematic structural view of the facing of example 4 of the present application.
As shown in the accompanying drawings: 1. a carrier layer, 101. A first surface, 102. A second surface, 2. A liquid crystal layer, 3. A UV embossed texture layer, 4. A colored layer.
Detailed Description
The technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments, and it is apparent that the described embodiments are only preferred embodiments, not all embodiments. All other embodiments, based on the embodiments herein, which a person of ordinary skill in the art would obtain without making any inventive effort, are within the scope of the utility model;
furthermore, it is to be noted that: when an element is referred to as being "fixed" to another element (and other means similar to the means by which it is "fixed"), it can be directly on the other element or be present with another intervening element(s) by which it is fixed. When an element is referred to as being "connected" (and other means similar to "connected") to another element, it can be directly connected to the other element or intervening elements may also be present. When an element is referred to as being "disposed on" (and other means similar to "disposed on") another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1-8, a three-dimensional textured finish having a liquid crystal layer of the present application comprises a carrier layer 1, a liquid crystal layer 2, a UV embossed textured layer 3, and a colored layer 4; the carrier layer 1 has at least a first surface 101 and a second surface 102 opposite to each other (or the carrier layer has a first surface and a second surface opposite to each other in a first direction, where the first direction may be a thickness direction of the carrier layer, the first surface and the second surface are opposite to each other on the carrier layer along the thickness direction), the liquid crystal layer 2 is located on the first surface 101 or the second surface 102, and the UV-embossed texture layer 3 is located on an outer surface of the liquid crystal layer 2 or on one surface of the carrier layer 1 opposite to the liquid crystal layer 2 (i.e. where the liquid crystal layer and the UV-embossed texture layer are located on two surfaces opposite to each other on the carrier layer); the coloring layer 4 is positioned on the outer surface of the UV embossing texture layer 3.
By adopting the structure, the complete veneer structure of the veneer has the liquid crystal layer and the UV embossing texture layer, the novel veneer display effect is realized by mutually overlapping the liquid crystal layer and the cholesteric liquid crystal material, the liquid crystal layer in the veneer can be a liquid crystal layer prepared by using a cholesteric liquid crystal material, and can be in very rich colors under the irradiation of external light (the liquid crystal layer formed according to the wavelength of different reflected lights can be in different hues or colors, the wavelength of the reflected lights enables the liquid crystal layer to be in blue light hue under the irradiation of light, the whole veneer can be in blue light hue three-dimensional texture display effect, the whole veneer can be in different hues or extend, the color display variety of the whole veneer can be further enriched by combining the texture layer and the coloring layer of the veneer, a richer scheme can be provided for the structure that the existing veneer can only generate colors by using the coloring layer of the veneer, and the veneer can be in different colors and three-dimensional texture layers through the irradiation of external light, so that the veneer can be in display effect of different household appliances, the display effect of the existing high-end household appliances can be provided, more selective and more visual impact effect can be provided for the novel products can be provided.
As shown in fig. 1-4, the liquid crystal layer 2 is positioned on the first surface 101 or the second surface 102, and the UV embossed texture layer 3 is positioned on the outer surface of the liquid crystal layer 2; by adopting the structure, the surface without the liquid crystal layer is used as a display surface, the surface with the liquid crystal layer is used as an inner layer, and the liquid crystal layer is arranged between the carrier layer and the UV embossing texture layer, so that the liquid crystal layer can be effectively protected, the scratch or damage can be prevented, and the color phase and the three-dimensional texture of the liquid crystal layer can be mutually overlapped to display the overlapped decorative surface display effect.
Specifically, as shown in fig. 1-2, the liquid crystal layer 2 is located on the second surface 102 of the carrier layer 1, the corresponding UV-embossed texture layer 3 is located on the outer surface of the liquid crystal layer 2 opposite to the second surface 102, and then the coloring layer 4 is located on the outer surface of the UV-embossed texture layer 3; the layers are stacked one upon the other in sequence to form the complete facing structure of fig. 2, wherein the first surface is facing the display surface adjacent the user and the second surface is bonded to the product.
Specifically, as shown in fig. 3 to 4, the liquid crystal layer 2 is located on the first surface 101 of the carrier layer 1, the corresponding UV-embossed texture layer 3 is located on the outer surface of the liquid crystal layer 2 opposite to the first surface 101, and then the coloring layer 4 is located on the outer surface of the UV-embossed texture layer 3; the layers are stacked one upon the other in sequence to form the complete facing structure of fig. 3, wherein the second surface is facing the display surface adjacent the user and the first surface side is bonded to the product.
As shown in fig. 5-8, the liquid crystal layer 2 is disposed on the first surface 101 or the second surface 102, and the UV embossed texture layer 3 is disposed on one surface of the carrier layer 1 opposite to the liquid crystal layer 2; that is, if the liquid crystal layer is located on the first surface, the UV embossed texture layer is located on the second surface, and if the liquid crystal layer is located on the second surface, the UV embossed texture layer is located on the first surface; by adopting the mode, the liquid crystal layer can be combined on the facing, meanwhile, the display effect of mutual superposition between the liquid crystal layer and the three-dimensional texture layer can be seen on the display surface, and the more various colors and three-dimensional texture display effect of the facing are provided.
Specifically, as shown in fig. 5-6, the liquid crystal layer 2 is located on the first surface 101 of the carrier layer 1, the corresponding UV-embossed texture layer 3 is located on the second surface 102 of the carrier layer 1, and then the coloring layer 4 is located on the outer surface of the UV-embossed texture layer 3; namely, the liquid crystal layer and the UV embossing texture layer are respectively arranged on two surfaces of the carrier layer which are oppositely arranged; the layers are stacked one upon the other in sequence to form the complete facing structure of fig. 6, wherein the first surface side is the facing display surface adjacent the user and the second surface side is bonded to the product.
Specifically, as shown in fig. 7-8, the liquid crystal layer 2 is located on the second surface 102 of the carrier layer 1, the corresponding UV-embossed texture layer 3 is located on the first surface 101 of the carrier layer 1, and then the coloring layer 4 is located on the outer surface of the UV-embossed texture layer 3; namely, the liquid crystal layer and the UV embossing texture layer are respectively arranged on two surfaces of the carrier layer which are oppositely arranged; the layers are stacked one upon the other in sequence to form the completed facing structure of fig. 8, wherein the second surface side is the facing display surface adjacent the user and the first surface side is bonded to the product.
As an example, the thickness of the liquid crystal layer 2 described herein is 0.01 to 0.03 mm; by adopting the thickness range, the color of the facing can be more abundant, the color of the coloring layer below can be better overlapped and transmitted, and the overlapped display effect of the colors of the two coloring layers can be displayed; in addition, the setting of the thickness of the liquid crystal layer can enable the UV embossing texture layer and the coloring layer to be better overlapped with the liquid crystal layer, so that the decorative surface is integrally provided with more ideal color and pattern display effects.
More specifically, the thickness of the liquid crystal layer 2 described herein is 0.015 to 0.025 mm; by adopting the thickness range, the color of the facing is further more abundant, and meanwhile, the color of the coloring layer below can be better overlapped and transmitted, so that the overlapped display effect of the colors of the two color layers is displayed.
As an example, the reflection wavelength range of the liquid crystal layer 2 described herein is 400-700nm; with reflection wavelengths in this range, the finished veneer can be made to appear in a specific range of hues as a whole.
More specifically, the reflection wavelength range of the liquid crystal layer is 500-660nm; with reflection wavelengths in this range, the finished veneer can be made to appear in a specific range of hues as a whole.
The liquid crystal layer is a coated liquid crystal layer or a UV embossed liquid crystal layer; namely, the liquid crystal layer of the application is formed by coating or attaching the liquid crystal material on the carrier layer in an infrared drying mode, or attaching the liquid crystal material on the carrier layer in a UV drying mode; these above-described ways allow a firm connection between the liquid crystal layer and the carrier layer.
The coloring layer is white, blue, yellow, red, gray or green and various single colors or various colors are compounded to form a compound color; the colored layers of different colors may be laminated with the liquid crystal layer to exhibit a color display effect different from that of the overall facing.
The carrier layer is glass, PMMA (acrylic or organic glass), PC (polycarbonate), ABS (ternary copolymer of three monomers of acrylonitrile (A), butadiene (B) and styrene (S), PVC (polyvinyl chloride), PP (polypropylene), PET (polyethylene terephthalate) or a metal plate; the carrier layer of the present application may be transparent or translucent to facilitate the presentation of the liquid crystal layer, the stereoscopic texture layer and the colored layer of the present application.
The application also provides application of the facing with the liquid crystal layer, and the facing can be applied to large and small household appliances, in-mold injection products, 3C products and the like.
The coloring layer can be realized by spraying, electroplating, coating or nano printing, and the like, can also be obtained by a nano coating treatment mode, and particularly can be obtained by a metal nano coating process which is conventional in the industry.
The veneer that contains the wavelength range that is blue light reflection effect and has three-dimensional texture's liquid crystal layer of this application embodiment 1 preparation, the veneer is whole can to present blue light effect all the time under the irradiation of outside light, whole veneer color show is mild, can not take place strong eye stimulation effect and can not take place strong reflection of light yet, simultaneously can also present a tone or hue that uses blue as the basement and still have three-dimensional texture bandwagon effect's veneer simultaneously, effectually richened present household electrical appliances, 3C product or the bandwagon effect of injection molding, for the consumer provides more different visual effect, the selection of compound high-end product veneer demand.
The UV imprinting texture layer or the UV imprinting optical texture layer or the UV stereoscopic texture layer is prepared by a mold, and a specific mold can be prepared by referring to a preparation method of a CN109465992A multichannel 3D nano texture mold or a nano texture mold disclosed in 201910529441.3; the method comprises the following steps: the texture pattern on the mould is transferred onto the transfer glue, the transfer glue and the carrier layer or the liquid crystal layer are bonded and attached, a three-dimensional texture layer with UV texture is formed on one surface of the carrier layer or the liquid crystal layer, the transfer glue can be UV curing type UV transfer glue, so that the transfer glue with UV texture and a layer structure attached to the transfer glue can be tightly connected and integrated through ultraviolet irradiation, the transfer glue can be semitransparent or transparent and convenient for the three-dimensional texture presentation and the display of the liquid crystal layer or the coloring layer, and meanwhile, the UV embossing texture layer is microscopically provided with texture patterns formed by combining innumerable slender lines, and can also have a certain overlapping shielding effect with the liquid crystal layer, so that the display effect of a final facing is further enriched; in addition, the facing with the liquid crystal layer and the UV embossed texture layer can also have a mirror effect.
Claims (10)
1. A three-dimensional texture finish having a liquid crystal layer, characterized by: the facing structure includes a carrier layer, a liquid crystal layer, a UV embossed texture layer, and a colored layer; the carrier layer is provided with at least a first surface and a second surface which are oppositely arranged, the liquid crystal layer is positioned on the first surface or the second surface, and the UV embossing texture layer is positioned on the outer surface of the liquid crystal layer or one surface of the carrier layer which is oppositely arranged with the liquid crystal layer; the coloring layer is positioned on the outer surface of the UV embossing texture layer.
2. The stereoscopic textured finish with a liquid crystal layer of claim 1, wherein: the liquid crystal layer is positioned on the first surface or the second surface, and the UV embossing texture layer is positioned on the outer surface of the liquid crystal layer.
3. The stereoscopic textured finish with a liquid crystal layer of claim 1, wherein: the liquid crystal layer is positioned on the first surface or the second surface, and the UV embossing texture layer is positioned on one surface of the carrier layer which is arranged opposite to the liquid crystal layer.
4. The stereoscopic textured finish with a liquid crystal layer of claim 1, wherein: the thickness of the liquid crystal layer is 0.01-0.03 mm.
5. The stereoscopic textured finish with a liquid crystal layer of claim 4, wherein: the thickness of the liquid crystal layer is 0.015-0.025 mm.
6. The stereoscopic textured finish with a liquid crystal layer of claim 1, wherein: the reflection wavelength range of the liquid crystal layer is 400-700nm.
7. The stereoscopic textured finish with a liquid crystal layer of claim 1, wherein: the reflection wavelength range of the liquid crystal layer is 500-660nm.
8. The stereoscopic textured finish with a liquid crystal layer of claim 1, wherein: the liquid crystal layer is a coating liquid crystal layer or a UV embossing liquid crystal layer; the coloring layer is white, blue, yellow, red, gray or green or a composite color formed by compositing various colors.
9. The stereoscopic textured finish with a liquid crystal layer of claim 1, wherein: the carrier layer is made of glass, PMMA, PC, ABS, PVC, PP, PET or metal plates.
10. A product comprising the three-dimensional textured finish with a liquid crystal layer of any of claims 1-9, characterized in that: the product is a large and small household appliance, an in-mold injection molding product or a 3C product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222743667.3U CN219124496U (en) | 2022-10-18 | 2022-10-18 | Three-dimensional texture facing with liquid crystal layer and product containing same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222743667.3U CN219124496U (en) | 2022-10-18 | 2022-10-18 | Three-dimensional texture facing with liquid crystal layer and product containing same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219124496U true CN219124496U (en) | 2023-06-02 |
Family
ID=86525917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222743667.3U Active CN219124496U (en) | 2022-10-18 | 2022-10-18 | Three-dimensional texture facing with liquid crystal layer and product containing same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219124496U (en) |
-
2022
- 2022-10-18 CN CN202222743667.3U patent/CN219124496U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR100923660B1 (en) | Surface Decoration Member and Method for manufacturing thereof | |
| CN206796687U (en) | Decorating film | |
| CN101152821A (en) | Decoration plate and its construction structure | |
| CN219124496U (en) | Three-dimensional texture facing with liquid crystal layer and product containing same | |
| CN218577226U (en) | Decorative panel with three-dimensional uplifting effect and electric appliance comprising same | |
| CN219122532U (en) | Facing with liquid crystal layer and product containing same | |
| CN208812684U (en) | Multi-level composite material for decoration | |
| CN110527447A (en) | Gradient color decorating film | |
| WO2010074403A2 (en) | Manufacturing method of heterogeneous eyeglass frames and eyeglass frames manufactured using the same | |
| CN207118158U (en) | A kind of cosmetic sheet, mould and electronic equipment cover plate | |
| CN108819431A (en) | Multi-level composite material for decoration and preparation method thereof and application | |
| CN2866495Y (en) | Multicolour composite material structure | |
| JPS63166737A (en) | Transfer-printed decorative glass plate and production thereof | |
| CN104401065A (en) | Household decoration membrane with double colorful surfaces and local laser and manufacturing method thereof | |
| CN210595892U (en) | Bright decorative film | |
| CN208745632U (en) | Decorating film and cosmetic sheet | |
| CN219446605U (en) | Facing with alternate three-dimensional texture areas and electric appliance comprising same | |
| CN201009625Y (en) | Complex structure used for lavatory plate 3 pieces per set material | |
| CN218819942U (en) | Light-guiding luminous three-dimensional texture veneer and product containing same | |
| JP2003136666A (en) | Decorative sheet and its production method | |
| CN218906780U (en) | Decorative surface with suspended three-dimensional texture and electric appliance comprising same | |
| CN110527448A (en) | Decorating film | |
| CN219276886U (en) | Decorative three-dimensional texture facing and product thereof | |
| CN219115133U (en) | UV texture decorating film and product containing same | |
| CN219769305U (en) | Decorative surface product with Damascus three-dimensional textures |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |