CN216968936U

CN216968936U - Automotive interior material

Info

Publication number: CN216968936U
Application number: CN202120723925.4U
Authority: CN
Inventors: 张大权; 荣常如
Original assignee: FAW Group Corp
Current assignee: FAW Group Corp
Priority date: 2021-04-09
Filing date: 2021-04-09
Publication date: 2022-07-15
Anticipated expiration: 2031-04-09

Abstract

The utility model provides an automotive interior material, which comprises a first resin layer, a woven layer and a second resin layer which are sequentially arranged; wherein, the weaving layer is a polyether-ether-ketone weaving layer. The automotive interior material provided by the utility model has good weather resistance, and has good stability when used in environments with different temperatures and different humidity; meanwhile, the automobile interior material provided by the utility model has lower cost; and has the visual experience effect of knitting sense, and can improve the aesthetic degree of the interior material. The utility model has high design freedom degree, lower cost and larger developable space.

Description

Automotive interior material

Technical Field

The utility model belongs to the technical field of composite materials, and relates to an automotive interior material.

Background

With the rapid development of the automobile industry, safety and aesthetic property become themes, consumers pay attention to the safety of automobiles and the aesthetic property of external shapes when purchasing automobiles, more and more consumers put higher requirements on the aesthetic property, functionality and low emission of automobile interior materials, and the automobile interior materials become important factors influencing the quality of the finished automobiles. Automotive interior mainly indicates the automobile product that the inside repacking of car was used, involves the square face of the inside car, for example car steering wheel cover, car cushion, car callus on the sole, car pendant, inside goods of furniture for display rather than for use, containing box and so on all are automotive interior products. More and more, the interior design is more and more humanized, such as enhancing the comfort and convenience in the car and the exquisite and exquisite texture requirement, so as to create a high-quality feeling, and become a more urgent research direction at present.

In order to improve the quality grade of the automotive interior, the interior with wood texture is generally adopted at present, generally, in order to reduce the cost, a wood grain sticker mode is generally adopted, the wood grain sticker mode is attached to an automotive interior plastic material, the sound is crisp after knocking, the quality is not high, and most of the wood grain stickers are similar. And a few automobiles are made of wood materials through multiple processes, so that the touch feeling of wood is restored, but the cost is extremely high.

CN202242215U discloses an automotive interior composite board, which is formed by compounding a PP film layer, a fiber woven reinforced thermoplastic resin sheet layer, a PP fibrilia layer and a non-woven fabric layer, wherein the fiber woven reinforced thermoplastic resin sheet layer and the PP fibrilia layer are arranged between the PP film layer and the non-woven fabric layer. The interior material provided by the patent application has certain heat and sound insulation effects, can be applied to side walls and ceilings, and does not consider whether the interior material has certain weather resistance and aesthetic property.

CN110341245A discloses an automotive interior fabric, which comprises a base layer, and is characterized in that the base layer is a 3D fabric, and a surface layer is compounded on the surface of the base layer or/and an impermeable bottom layer is compounded on the bottom surface of the base layer. The fabric provided by the patent application adopts 3D fabric, has an easy-to-decompose effect, but does not have good ornamental value.

CN206030658U discloses a three-layer composite automotive interior fabric, which comprises a sponge, a water-repellent automotive fabric and a non-woven fabric, wherein one side of the water-repellent automotive fabric is provided with a first double-point coating, the water-repellent automotive fabric is compounded on one side of the sponge through the first double-point coating, one side of the non-woven fabric is provided with a second double-point coating, and the non-woven fabric is compounded on the other side of the sponge through the second double-point coating. The interior fabric provided by the patent application has low cost, but whether the weather resistance can meet the requirement or not is not considered.

CN105367892A discloses a wood fiber toughened polypropylene automotive interior material and a preparation method thereof, the interior material adopts polypropylene, sisal fiber, modified wood fiber and carbon nano tube as main components, mineral wool residue, hydroxyethyl methyl cellulose ether, basalt fiber, zeolite, 3-aminopropyl triethoxysilane, nano alumina, nano barium titanate, triphenyl phosphite, erucamide, ternary propylene rubber and other inorganic and organic materials are selected to act synergistically with the main components, the interior material has good toughness, but the weather resistance and the cost are not considered.

Therefore, the utility model aims to provide an interior material which has good weather resistance, low cost and visual experience of weaving.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an automobile interior material. The automotive interior material provided by the utility model has good weather resistance, and has good stability when used in environments with different temperatures and different humidity; meanwhile, the automobile interior material provided by the utility model has lower cost; and has the visual experience effect of knitting sense, and can improve the aesthetic degree of the interior material. The utility model has high design freedom degree, lower cost and larger developable space.

In order to achieve the purpose of the utility model, the utility model adopts the following technical scheme:

in a first aspect, the utility model provides an automotive interior material, comprising a first resin layer, a woven layer and a second resin layer which are sequentially arranged;

wherein, the weaving layer is a polyether-ether-ketone weaving layer.

According to the utility model, the polyether-ether-ketone braided layer is selected, the polyether-ether-ketone material has excellent braiding property, the braided polyether-ether-ketone braided layer has good stability, can not scatter and break, and the polyether-ether-ketone braided layer provided by the utility model has good weather resistance and longer service life.

Meanwhile, the resin layers are arranged on the two sides of the polyether-ether-ketone woven layer, so that the cost can be reduced, and the performances of the automobile interior material such as wear resistance and the like can be further improved.

In the present invention, the thickness of the automotive interior material is 3 to 3.5mm, for example, 3.1mm, 3.2mm, 3.3mm, 3.4mm, etc.

The thickness of the automotive interior material of the present invention is preferably 3 to 3.5mm, and if the thickness is too thin, the service life of the material may be reduced, and if the thickness is too thick, the self weight of the interior material may increase.

Preferably, the thickness of the woven layer is 0.1-1mm, such as 0.2mm, 0.3mm, 0.4mm, 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm, etc.

The knitting layer of the utility model can achieve the visual experience of knitting effect without being too thick, and the aesthetic property of the interior material is increased.

Preferably, the transparency of the first resin layer is 90% or more, such as 91%, 92%, 94%, 96%, 98%, etc.

Preferably, the transparency of the second resin layer is 90% or more, such as 91%, 92%, 94%, 96%, 98%, etc.

In the utility model, the resin layers positioned on the two sides of the woven layer have higher transparency, so that the automotive interior material has a woven visual experience effect, and the attractiveness of the interior material can be improved.

Further, even after the resin layer is abraded, it does not affect the beauty of the automotive interior material provided by the present invention.

In the present invention, the first resin layer and the second resin layer are each independently selected from a polyolefin layer or a polyester layer.

The polyester layer can be selected from a polycarbonate layer, a polyethylene terephthalate layer, a polymethyl methacrylate layer and the like, and can be specifically selected according to actual conditions.

The polyolefin layer may be a polypropylene layer or the like.

Preferably, the first resin layer and the second resin layer are each independently selected from a polymethylmethacrylate layer or a polycarbonate layer.

The polymethyl methacrylate layer or the polycarbonate layer selected by the utility model has high transparency, and also has good mechanical strength and wear resistance.

Compared with the prior art, the utility model has the following beneficial effects:

(1) according to the utility model, the polyether-ether-ketone braided layer is selected, the polyether-ether-ketone material has excellent braiding property, the braided polyether-ether-ketone braided layer has good stability, can not scatter and break, and the polyether-ether-ketone braided layer provided by the utility model has good weather resistance and longer service life;

(2) the resin layers are arranged on the two sides of the polyether-ether-ketone woven layer, so that the cost can be reduced, and the performances such as wear resistance and the like of the automobile interior material can be further improved;

(3) In the utility model, the resin layers positioned on the two sides of the woven layer have higher transparency, so that the automotive interior material has a woven visual experience effect, and the attractiveness of the interior material can be improved.

Drawings

FIG. 1 is a schematic view of a structure of an automotive interior material provided in embodiment 1 of the present invention;

wherein, 1-a first resin layer; 2-weaving layer; 3-a second resin layer.

FIG. 2 is an appearance diagram of an automotive interior material provided in example 1 of the present invention.

FIG. 3 is an appearance diagram of one of the automotive interior materials provided in comparative example 1 of the present invention.

Detailed Description

The technical solution of the present invention is further described below by way of specific embodiments. It should be understood by those skilled in the art that the examples are only for the understanding of the present invention and should not be construed as the specific limitation of the present invention.

Example 1

An automotive interior material, as shown in fig. 1, is composed of a first resin layer 1, a woven layer 2 and a second resin layer 3 which are arranged in this order.

Wherein, the weaving layer 2 is a polyether-ether-ketone weaving layer which is plain weave.

Wherein, the first resin layer 1 and the second resin layer 3 are both polycarbonate layers, and the transparency is more than 92%.

Wherein, automotive interior material's thickness is 3.5mm, and the thickness of weaving layer is 0.5mm, and the thickness of first resin layer and second resin layer is 1.5 mm.

The preparation method comprises the following steps:

and (3) superposing the first resin layer 1, the woven layer 2 and the second resin layer 3, and then carrying out hot pressing to obtain the automotive interior material.

Comparative example 1

An automotive interior material was a polycarbonate layer as provided in example 1, having a thickness of 3.5 mm.

The preparation method comprises the following steps:

and (3) carrying out injection molding on the polycarbonate material to obtain the automotive interior material.

Example 2

The woven fabric is composed of a first resin layer, a woven layer and a second resin layer which are sequentially arranged.

Wherein the woven layer is a polyether-ether-ketone woven layer and is plain woven.

Wherein, the first resin layer and the second resin layer are polymethyl methacrylate layers, and the transparence is 90%.

Wherein, automotive interior material's thickness is 3mm, and the thickness of weaving layer is 1mm, and the thickness of first resin layer and second resin layer is 1 mm.

The preparation method comprises the following steps:

and superposing the first resin layer, the woven layer and the second resin layer, and then carrying out hot pressing to obtain the automotive interior material.

Example 3

An automotive interior material is composed of a first resin layer, a woven layer and a second resin layer which are sequentially arranged.

Wherein the first resin layer and the second resin layer are both polymethyl methacrylate layers, and the transparency is 98%.

Wherein, automotive interior material's thickness is 3.1mm, and the thickness of weaving layer is 0.1mm, and the thickness of first resin layer and second resin layer is 1.5 mm.

The preparation method comprises the following steps:

Comparative example 2

The difference from example 1 is that a woven layer of polyetheretherketone is replaced by a woven layer of polycarbonate.

Comparative example 3

The difference from example 1 is that the peek woven layer is replaced with a peek layer (non-woven).

Performance test

The materials provided in examples 1-3 and comparative examples 1-3 were tested for performance by the following method:

(1) and (3) visual observation: observing the apparent appearance of the sample by visual observation;

fig. 2 is an appearance diagram of the interior material provided in example 1, and fig. 3 is an appearance diagram of the interior material provided in comparative example 1. As can be seen from fig. 2, the interior material provided by the present invention has a clear visual enhancement effect, and the knittability has a richer visual transmission effect, and the knittability material has a more luxurious feeling; as can be seen from fig. 3, the interior material provided in comparative example 1 can be displayed only by the color of the material itself, or the color is improved by painting on the surface, and the color is monotonous and the feeling of low cost is strong.

Therefore, as can be seen from the comparison between the example 1 and the comparative example 1 provided by the present invention, the interior material provided by the present invention has a visual experience effect of woven feeling and high aesthetic degree, while the polycarbonate material in the comparative example 1 has transparency and weather resistance but has no aesthetic degree, and the color of the polycarbonate material is only the color of the material itself or the surface of the polycarbonate material is painted, the fastness of the paint layer is insufficient, the polycarbonate material is easy to peel off and has no woven aesthetic feeling.

Weather resistance tests are carried out on the examples and the comparative examples, and the weather resistance of the examples is good, and the service life of the examples is long; and comparative examples 2 to 3 are inferior in weather resistance.

Therefore, the automotive interior material provided by the utility model has a weaving visual experience effect and high attractiveness; meanwhile, the braided polyether-ether-ketone braided layer is good in stability, cannot be scattered and broken, and is good in weather resistance and long in service life.

As can be seen from the comparison between example 1 and comparative examples 1 to 3, the woven layer of polyetheretherketone adopted by the utility model has the advantages of beautiful weaving effect and capability of improving the weather resistance of the interior material.

The applicant states that the present invention is illustrated by the above examples of the automotive interior material of the present invention, but the present invention is not limited to the above process steps, that is, it is not meant to imply that the present invention must rely on the above process steps to be carried out. It will be apparent to those skilled in the art that any modifications to the present invention, equivalent substitutions of selected materials and additions of auxiliary components, selection of specific forms, etc., are within the scope and disclosure of the present invention.

Claims

1. The automotive interior material is characterized by comprising a first resin layer, a woven layer and a second resin layer which are sequentially arranged;

wherein the woven layer is a polyether-ether-ketone woven layer;

the thickness of the automotive interior material is 3-3.5 mm;

the thickness of the woven layer is 0.1-1 mm.

2. The automotive interior material according to claim 1, wherein the transparency of the first resin layer is 90% or more.

3. The automotive interior material according to claim 1, wherein the transparency of the second resin layer is 90% or more.

4. The automotive interior material according to claim 1, wherein the first resin layer and the second resin layer are each independently selected from a polymethyl methacrylate layer or a polycarbonate layer.