WO2021195865A1 - Cuir artificiel composite transmettant la lumière et intérieur d'automobile - Google Patents

Cuir artificiel composite transmettant la lumière et intérieur d'automobile Download PDF

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Publication number
WO2021195865A1
WO2021195865A1 PCT/CN2020/082140 CN2020082140W WO2021195865A1 WO 2021195865 A1 WO2021195865 A1 WO 2021195865A1 CN 2020082140 W CN2020082140 W CN 2020082140W WO 2021195865 A1 WO2021195865 A1 WO 2021195865A1
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WO
WIPO (PCT)
Prior art keywords
fabric
layer
light
artificial leather
transmitting
Prior art date
Application number
PCT/CN2020/082140
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English (en)
Chinese (zh)
Inventor
宋伟锋
刘建红
郭强
程好
Original Assignee
加通汽车内饰(常熟)有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 加通汽车内饰(常熟)有限公司 filed Critical 加通汽车内饰(常熟)有限公司
Priority to PCT/CN2020/082140 priority Critical patent/WO2021195865A1/fr
Publication of WO2021195865A1 publication Critical patent/WO2021195865A1/fr

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    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
    • 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • 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
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
    • B60R13/02—Internal Trim mouldings ; Internal Ledges; Wall liners for passenger compartments; Roof liners

Definitions

  • the invention relates to the technical field of artificial leather, in particular to a translucent composite artificial leather and automobile interior decoration.
  • the traditional composite artificial leather is a flame composite sandwich structure made of artificial leather single leather material, polyurethane sponge and non-woven fabric by burning the sponge.
  • the sponge product has a dense cell structure
  • the non-woven fabric has a three-dimensional densely intersecting network structure, which has a significant effect of attenuating and eliminating light. Therefore, when the traditional composite artificial leather product is coated on the surface of the structural member, the backlight on the frame or the part cannot play a role.
  • the three-dimensional spacer fabric is a three-dimensional fabric consisting of two fabric layers and Composed of a support layer formed by spacer yarns between two fabric layers, the three-dimensional spacer fabric has the advantages of compression resistance, air permeability, moisture absorption, moisture conductivity, structural integrity and formability.
  • the commonly used spacer yarn configurations are V-type, X-type, and IXI-type. Because the spacer yarn can form a stable triangle structure with the upper and lower fabrics, the fabric can maintain good stability and compression resistance even if it is subjected to lateral load. The separation distance. Since the above-mentioned configuration of the spacer yarn has a significant effect of weakening and eliminating light, it is also difficult to realize light-transmitting application scenarios for automobile interiors.
  • the main purpose of the present invention is to provide a translucent composite artificial leather and automobile interior decoration to solve the above-mentioned problems of the existing artificial leather.
  • the first aspect of the present invention provides a light-transmitting composite artificial leather, comprising a multi-layer light-transmitting fabric and a light-transmitting single leather covered thereon.
  • the multi-layer light-transmitting fabric includes two fabric layers and connecting A connecting support layer of the two fabric layers, the connecting support layer is formed by connecting threads, and the connecting threads include a support thread part located between the two textile layers and a connecting thread part woven into the two textile layers respectively,
  • the light-permeable single leather includes at least a skin layer, the skin layer is a colored layer, the fabric layer is woven from fabric threads and at least a plurality of meshes are formed by the fabric threads, and the connecting threads are connected to the
  • the fabric threads are all transparent or translucent monofilaments, the connecting threads are arranged in an I-shape between the two fabric layers, and the ratio of the thickness of the connecting support layer to the diameter of the support line is 6 to 55.
  • the ratio of the maximum span size of the mesh to the diameter of the fabric thread is 8-32.
  • the size of the mesh is greater than 10 mesh.
  • the diameter of the fabric thread and the connecting thread are both 0.05 to 0.1 mm.
  • the plurality of meshes are formed by the fabric thread and the connecting line part, the mesh is a polygonal hole, and in each side of the polygon, the fabric thread and the connecting line part The sum of the number of roots does not exceed 7.
  • the connecting line portion of the connecting wire is rounded along the side of the polygon.
  • the thickness of the connection support layer is 1 to 3 mm.
  • the particle size of the toner used in the skin layer slurry forming the skin layer is 0.5 to 10 nm.
  • the light-transmitting single leather and one of the fabric layers of the multi-layer light-transmitting fabric are bonded by glue, and the glue is a solvent-based glue, a water-based glue or a hot-melt glue.
  • the skin layer is bonded to the fabric layer; or,
  • the light-transmitting single leather further includes a support layer arranged on the inner side of the skin layer, and the support layer is bonded to the fabric layer.
  • the light transmittance of the light-permeable composite artificial leather is higher than 8%.
  • the second aspect of the present invention provides an automotive interior, including the translucent composite artificial leather as described above.
  • the connecting thread and the fabric thread are both transparent or translucent monofilaments, thereby improving the permeability of the light-transmitting composite artificial leather.
  • the connecting thread is between the two fabric layers.
  • the type arrangement minimizes the support lines located in the mesh from the direction perpendicular to the fabric layer, thereby ensuring the passage of more light and obtaining a transparent composite artificial leather structure.
  • the ratio of the thickness of the connecting support layer to the diameter of the support line portion is 6 to 55, so as to ensure the supporting capacity and elasticity of the multilayer light-transmitting fabric, thereby ensuring the overall structural support of the light-transmitting composite artificial leather.
  • Figure 1 is a schematic diagram of the structure of the translucent composite artificial leather provided by the present invention.
  • FIG. 2 is a schematic structural view of the alignment of the first mesh and the second mesh in the multilayer light-transmitting fabric of the light-transmitting composite artificial leather provided by the present invention
  • Fig. 3 is a structural schematic diagram of the misalignment of the first mesh and the second mesh in the multilayer light-transmitting fabric of the light-transmitting composite artificial leather provided by the present invention
  • Fig. 4 is a schematic diagram illustrating the size of the misalignment in the present invention.
  • 100 the first fabric layer; 110, the first mesh; 200, the second fabric layer; 210, the second mesh; 300, the connecting support layer; 310, the connecting thread; 311, the support line part; 400, Fabric thread; 10.
  • test method for transmittance (Transmittance) described in this application is: ASTM E1348.
  • the present application provides a light-transmitting composite artificial leather, as shown in FIG. 1, comprising a multilayer light-transmitting fabric 10 and a light-transmitting single leather covering it 20.
  • the light-transmitting single leather 20 includes at least a skin layer 22, which is a colored layer.
  • the multilayer light-transmitting fabric 10 includes two fabric layers and a connecting support layer 300 connecting the two fabric layers.
  • the supporting layer 300 is formed by a connecting thread 310.
  • the connecting thread 310 includes a supporting thread portion 311 located between two fabric layers and a connecting thread portion woven into the two fabric layers respectively.
  • the fabric layer is woven from the fabric thread 400 and at least A plurality of mesh holes are formed by the fabric thread 400.
  • the light-transmitting single leather 20 is not limited to the above structure, and may also include a laminated surface treatment agent layer 21, a skin layer 22, a support layer 23, and a glue layer, or include a laminated surface treatment The agent layer 21, the skin layer 22, the support layer 23, the glue layer and the base fabric (specific description will be given later).
  • the light transmittance thereof is preferably set to be greater than 12%, for example, 12% to 18%.
  • the fabric layers of the multi-layer light-transmitting fabric 10 are not limited to two layers, and can also be set to three or more layers, and the adjacent fabric layers are all connected by the connecting support layer 300.
  • the connecting thread 310 and the fabric thread 400 are both transparent or translucent monofilaments.
  • a transparent or translucent thread is used, for example, both are made of a transparent material such as polyethylene terephthalate.
  • the light transmittance of the fabric thread 400 and the connecting thread 310 can reach 50% to 70%, thereby improving the light transmittance of the multilayer light-transmitting fabric 10.
  • the fabric thread 400 and the connecting thread 310 are made of monofilament, compared with The multi-strand thread is twisted into a bundle and then weaved.
  • the use of monofilament can further improve the light transmittance, and on the other hand, it can avoid the mesh contour on the surface of the fabric.
  • translucent refers to allowing light to pass but not necessarily conforming to Snell's law, that is, translucent media allows light transmission, and transparent media not only allows light transmission, but also allows image formation.
  • the connecting threads 310 are arranged in an I-shape between the two fabric layers.
  • the two fabric layers are the first fabric layer 100 and the second fabric layer 200, respectively, formed on the first fabric layer 100
  • the mesh is the first mesh 110
  • the mesh formed on the second fabric layer 200 is the second mesh 210
  • the first mesh 110 and the second mesh 210 are one-to-one or the first mesh 110
  • There is a misalignment with the second mesh 210 and the size of the misalignment does not exceed 30% of the maximum span of the mesh.
  • the one-to-one mentioned here refers to the first mesh 110 on the second fabric layer 200
  • the projection overlaps with the second mesh 210 on the second fabric layer 200, as shown in FIG.
  • the misalignment size described here refers to the center C1 of the projection of the first mesh 110 on the second fabric layer 200
  • the distance D between the center C2 of the second mesh 210 closest to it, the maximum span size of the mesh refers to the distance between the two points on the outline of the mesh with the largest distance, for example, when the mesh is square When, its maximum span size is the length of its diagonal.
  • the support line portions 311 arranged in an I shape are approximately parallel, and each support line portion 311 is perpendicular to the first fabric layer 100, or each support line portion 311 follows the gap between the first mesh 110 and the second mesh 210 It is misaligned and inclined with respect to the first fabric layer 100.
  • the verticality mentioned here refers to the alignment of the connection position between the support line portion 311 and the first mesh 110 and the connection position between the support line portion 311 and the second mesh 210, that is, the support line portion
  • the projection of the connection position of 311 and the first mesh 110 on the second fabric layer 200 coincides with the connection position of the support line portion 311 and the second mesh 210, which is caused by the bending caused by the weaving and the stiffness of the silk thread itself (refer to Figure 1 )
  • Set the first mesh 110 and the second mesh 210 to be one-to-one or close to one-to-one to reduce the staggering of the first mesh 110 and the second mesh 210, so as to ensure more light to pass through.
  • the support line portion 311 located in the mesh further ensures that more light passes through the multi-layer light-transmitting fabric.
  • the thickness of the connection support layer 300 is The ratio of the diameter of the support line portion 311 is less than 55, so as to ensure the mechanical properties of the multilayer light-transmitting fabric 10, and the ratio of the thickness of the connecting support layer 300 to the diameter of the support line portion 311 should not be too small, too small will affect the ride Therefore, the ratio of the thickness of the connecting support layer 300 to the diameter of the support line portion 311 is set to be 6 to 55, and more preferably 18 to 20. In this way, the mechanical performance can be ensured, and the user can also provide a comfortable ride Experience.
  • connection support layer 300 when the connection support layer 300 is thick, it will cause light scattering and affect the light transmission performance, and when the connection support layer 300 is thin, it will affect the comfort of riding.
  • the connection support layer 300 The thickness is 1 to 3mm, so that not only can ensure the comfort of riding, but also can ensure the light transmittance.
  • the present application also defines the ratio of the maximum span size of the mesh to the diameter of the fabric thread 400, wherein if the ratio is too large, it will be difficult to ensure the support ability and elasticity, and it will easily leak out on the surface of the fabric under the irradiation of the light source. If the contour of the mesh is too small, it will cause severe light blocking.
  • the ratio of the maximum span size of the mesh to the diameter of the fabric thread 400 is set to 8-32.
  • the mesh density is set so that the mesh size is greater than 10 meshes. This not only ensures the support performance of the multilayer light-transmitting fabric 10, but also enables it to achieve a good light-transmitting effect while having high light-transmitting properties. (It can transmit light without showing contours on the surface of artificial leather).
  • the present application limits the overall thickness of the sides forming the mesh, so as to further improve the light transmittance and the light transmittance effect of the multilayer light-transmitting fabric 10.
  • the sides of the mesh can be formed only by the fabric thread 400, or can be formed by the fabric thread 400 and the connecting line portion of the connecting thread 310.
  • the overall thickness of the side forming the mesh is related to the diameter of the fabric thread 400 on the one hand ( When the side of the mesh is formed by the fabric thread 400 and the connecting line part of the connecting thread 310, it is related to the diameter of the fabric thread 400 and the diameter of the connecting line part). On the other hand, it is related to the number of threads forming the side of the mesh.
  • the diameters of the fabric thread 400 and the connecting thread 310 are both in the range of 0.05 to 0.15 mm, and the number of threads forming the side of the mesh does not exceed 7, for example, when the side of the mesh has both the fabric thread 400 and When there is a connecting line part, the sum of the number of the textile thread 400 and the connecting line part does not exceed 7. More preferably, the number of the textile thread 400 does not exceed three, and the number of the connecting line part does not exceed 4. Further, the mesh is usually set in a polygonal shape, and in each side forming the polygon, the number of fabric threads 400 does not exceed 3, and the number of connecting lines does not exceed 4.
  • the connecting wire portion of the connecting wire 400 is routed along the edge forming the mesh.
  • the connecting wire portion of the connecting wire 400 is rounded along the edge of the polygon. In this way, the connecting line part will not cross the aperture of the mesh to facilitate the passage of more light.
  • the number of detours of the connecting wire 400 on the side of the polygon does not exceed 4, that is, the side forming the mesh is connected.
  • the number of threads does not exceed 4.
  • the skin layer 22 is a colored layer.
  • the light-transmitting composite artificial leather presents the appearance of a conventional artificial leather, and the light source is turned on.
  • the light-transmitting composite artificial leather can show light-transmitting effect.
  • Traditional single leather has a very strong shielding effect on light due to the use of color pastes and fillers.
  • a perforation method can be used. This method exhibits poor pattern definition.
  • this application is achieved by adjusting the toner in the skin layer 22.
  • the toner content in the slurry for preparing the skin layer 22 can be reduced, so that the toner is more dispersed in the slurry, but this will It affects the color concealment. Therefore, it is further preferable to set the particle size of the toner in the slurry for preparing the skin layer 22 to nanometers, for example, 0.5-10 nm, so that even if the toner content is large, the light transmission will not be affected. To ensure the concealment of the color.
  • the glue preferably uses high-permeability glue such as solvent-based glue, water-based glue, hot-melt glue, etc., so as to further Ensure the light transmittance of the light-transmitting composite artificial leather.
  • the glue is further preferably hot-melt glue. Hot-melt glue has the advantages of strong permeability, good hydrolysis resistance, high viscosity and not easy to seep.
  • the translucent composite artificial leather provided by the present application improves the structure and material of the multi-layer translucent fabric 10 and the components of the translucent single leather, so that the light transmittance of the translucent composite artificial leather is greater than 8%. .
  • the single leather needs to be set on a certain support structure.
  • the light-transmitting single leather 20 is also provided with a glue layer and a base cloth on the inner side of the support layer 23.
  • the light transmittance of the artificial leather of this structure can reach 8% to 15%.
  • the base fabric can also block light, preferably, the support layer 23 is directly bonded to the fabric layer, such as the first fabric layer 100, by transparent glue, and the multi-layer light-transmitting fabric 10 is used as the support structure of the single leather, eliminating the need for
  • the glue layer and the base cloth can further improve the light transmittance of the light-transmitting composite artificial leather, and the light transmittance can reach 10% to 18%.
  • the multi-layer light-transmitting fabric 10 is attached to the glue layer, eliminating the need for the base fabric, and also improving the light transmittance of the light-transmitting composite artificial leather, and the light transmittance can reach 9 % To 17%.
  • the glue layer mentioned above is a material layer formed by a single leather preparation process, such as a calendering process or a release paper coating process, and is a part of the light-transmitting single leather 20.
  • the raw materials for forming the glue layer include PVC powder, etc.
  • the main materials, plasticizers, stabilizers, etc., and the above-mentioned glue is coated on the transparent single leather 20 after the preparation of the transparent single leather 20 is completed, so as to bond with the multi-layer transparent fabric 10.
  • the present application also provides an automotive interior, including the translucent composite artificial leather as described above.
  • a light source is arranged at the position where the translucent composite artificial leather is coated on the frame of the car, and when the light source is turned off, It presents a conventional interior interior effect, and when the light source is lit, the light-transmitting effect of the light-transmitting composite artificial leather can be realized.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)

Abstract

La présente invention concerne un cuir artificiel composite transmettant la lumière et un intérieur d'automobile. Le cuir artificiel composite transmettant la lumière comprend un tissu de transmission de lumière multicouche et un cuir unique transmettant la lumière revêtu sur celui-ci. Le tissu de transmission de lumière multicouche comprend deux couches de tissu et une couche de support de liaison reliant les deux couches de tissu, la couche de support de liaison est constituée de fils de liaison et chaque fil de liaison comprend une partie de fil de support et des parties de fil de liaison respectivement tissées dans les deux couches de tissu. Le cuir unique transmettant la lumière comprend au moins une couche de peau qui est une couche de couleur, chaque couche de tissu étant tissée à partir de fils de tissu et formant une pluralité de mailles au moins constituées des fils de tissu. Les fils de liaison et les fils de tissu sont tous les deux des mono-fils transparents ou semi-transparents, les fils de liaison sont agencés dans un type I entre les deux couches de tissu et le rapport de l'épaisseur de la couche de support de liaison au diamètre de la partie de fil de support est de 6 à 55. Le cuir artificiel composite transmettant la lumière transmet la lumière et présente de bonnes propriétés mécaniques.
PCT/CN2020/082140 2020-03-30 2020-03-30 Cuir artificiel composite transmettant la lumière et intérieur d'automobile WO2021195865A1 (fr)

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PCT/CN2020/082140 WO2021195865A1 (fr) 2020-03-30 2020-03-30 Cuir artificiel composite transmettant la lumière et intérieur d'automobile

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Application Number Priority Date Filing Date Title
PCT/CN2020/082140 WO2021195865A1 (fr) 2020-03-30 2020-03-30 Cuir artificiel composite transmettant la lumière et intérieur d'automobile

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103806295A (zh) * 2012-11-02 2014-05-21 季建良 金粉透光透气人造革
CN104233621A (zh) * 2014-09-10 2014-12-24 江南大学 一种立体提花三明治织物
CN108385266A (zh) * 2018-04-10 2018-08-10 信泰(福建)科技有限公司 一种可透视双贾卡提花网布及其制作方法
CN209142050U (zh) * 2018-11-14 2019-07-23 上海延锋金桥汽车饰件系统有限公司 一种可透光饰件
CN210116215U (zh) * 2019-04-11 2020-02-28 上海延锋金桥汽车饰件系统有限公司 可透光表皮以及包括该可透光表皮的可透光饰件

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103806295A (zh) * 2012-11-02 2014-05-21 季建良 金粉透光透气人造革
CN104233621A (zh) * 2014-09-10 2014-12-24 江南大学 一种立体提花三明治织物
CN108385266A (zh) * 2018-04-10 2018-08-10 信泰(福建)科技有限公司 一种可透视双贾卡提花网布及其制作方法
CN209142050U (zh) * 2018-11-14 2019-07-23 上海延锋金桥汽车饰件系统有限公司 一种可透光饰件
CN210116215U (zh) * 2019-04-11 2020-02-28 上海延锋金桥汽车饰件系统有限公司 可透光表皮以及包括该可透光表皮的可透光饰件

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