CN215321128U - Environment-friendly real leather composite interior material - Google Patents
Environment-friendly real leather composite interior material Download PDFInfo
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- CN215321128U CN215321128U CN202120885037.2U CN202120885037U CN215321128U CN 215321128 U CN215321128 U CN 215321128U CN 202120885037 U CN202120885037 U CN 202120885037U CN 215321128 U CN215321128 U CN 215321128U
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Abstract
The utility model discloses an environment-friendly leather composite interior material which is characterized in that: the leather-type leather fabric comprises a surface coating, a leather layer, a basalt fiber layer, a foaming layer and a cloth layer, wherein the surface coating is arranged on the upper surface of the leather layer, the basalt fiber layer, the foaming layer and the cloth layer are sequentially arranged below the leather layer, and glue layers are respectively arranged between the upper surface of the basalt fiber layer and the leather layer and between the bottom surface of the basalt fiber layer and the foaming layer. In the utility model, the surface coating can improve the brightness of the surface of the corium layer, improve the appearance and play a role of abrasion resistance, the material used by the glue layer is chloroprene rubber latex, the latex is water-soluble latex, and meets the requirement of green environmental protection, and in addition, the basalt fiber is a novel inorganic environment-friendly green high-performance fiber material, has high strength and also has various excellent performances of electrical insulation, corrosion resistance, high temperature resistance and the like.
Description
Technical Field
The utility model belongs to the technical field of automotive interior materials, and relates to improvement of a leather layered structure, in particular to an environment-friendly leather composite interior material.
Background
With the rapid development of passenger cars, various automobile interior materials are widely used, the requirements of people on the automobile interior materials are gradually improved, the automobile interior materials are attractive and durable, the requirements on the environmental protection of the materials are higher and higher, and the evaluation requirements of VOC and ELV are added into the material authentication standards by all large OEM manufacturers no matter the requirements are more and more strict from the national level or the technical standard level, so that the suppliers are urged to use the environment-friendly materials for production and processing. In order to meet the current environmental protection requirement on the automotive interior material, I designed and developed an environmental protection leather composite material.
Application number CN202010447096.1 discloses a solvent-free leather high-brightness UV gloss oil preparation process, which comprises the following steps: s1, stirring and uniformly mixing the modified hyperbranched polyurethane acrylate, the epoxy acrylate, the active monomer and the photoinitiator at normal temperature to obtain a mixed solution; s2, stirring until the mixed solution is clear and transparent and has no solid suspended matter, and preparing the solvent-free leather high-brightness UV gloss oil; the weight ratio of the modified hyperbranched polyurethane acrylate to the epoxy acrylate to the active monomer to the photoinitiator is 60-75: 10-25: 6-12: 1 to 3. The solvent-free leather high-brightness UV gloss oil prepared by the preparation process has the characteristics of low curing temperature, high curing speed, excellent coating film gloss and attractive appearance, avoids the use of cross-linking agents such as formaldehyde in a leather finishing agent, plays an environmental protection role, accords with the development direction of ecological leather, and is suitable for large-scale popularization and application.
Application number CN201910630638.6 provides a flexible wear-resistant leather coating and a preparation method thereof, comprising: (1) dissolving polyvinyl alcohol in water to obtain a polyvinyl alcohol aqueous solution, adding the polyvinyl alcohol aqueous solution into the coating agent matrix emulsion under the condition of stirring, and stirring to obtain the polyvinyl alcohol/coating agent matrix composite emulsion. (2) Firstly, wetting the surface of leather to be treated; secondly, spraying the polyvinyl alcohol/finishing agent matrix composite emulsion on the surface of the wetted leather by a spraying method; finally, the leather sample after being coated is immediately subjected to freezing-unfreezing cycle treatment for a plurality of times, and then is dried at room temperature to form a film. The leather coating prepared by the method has a three-dimensional porous network structure, so that the flexibility and the air permeability of the leather can be effectively guaranteed, and the wear resistance of the leather can be obviously improved.
Application number CN 201810986479.9A polyacrylate super-hydrophobic leather brightener containing organosilicon long side chains and a preparation method of a coating thereof comprise the following process steps: 1. carrying out condensation reaction on equal molar methyl methacrylate and hydroxyl silicone oil under the action of a catalyst to prepare methacrylic siloxane; 2. carrying out dehydrogenation reaction on hydroxyethyl acrylate and methyl hydrogen-containing silicone oil with equal mole under the action of a catalyst to prepare siloxane ethyl acrylate; 3. using the prepared methyl acrylic siloxane and acrylic siloxane ethyl ester as monomers, and preparing polyacrylate containing organosilicon long side chains through copolymerization reaction under the action of an initiator; 4. adding hydrophobic nano silicon dioxide, and physically and uniformly mixing to obtain the super-hydrophobic leather brightener; 5. adding a catalyst into the super-hydrophobic leather brightener, directly spraying or brushing the catalyst on the surface of the leather, and carrying out a curing reaction to prepare the super-hydrophobic leather coating with the lotus leaf effect. The utility model is widely applied to the technical field of surface treatment and modification of fibers such as leather, fabrics, paper and the like.
Application No. CN201580046489.9 utility model relates to a method for coating textiles and/or leather, characterized in that at least one polyurethaneurea dissolved in a solvent or solvent mixture is used, wherein the solvent consists solely of one or more monohydroxy-functional alcohols or a solvent mixture consisting solely of organic solvents is used, which solvent mixture contains >80 wt.% of at least one monohydroxy-functional alcohol relative to the total mass of the solvent mixture, and wherein the polyurethaneurea is formed from the following components: a) at least one araliphatic, aliphatic and/or cycloaliphatic diisocyanate, b) at least one polyether polyol having a number average molecular weight Mn of 400 or more and 6000g/mol or less and an average hydroxyl functionality of 1.5 or more and 4 or less, c) at least one amino-functional compound having at least two isocyanate-reactive amino groups, and optionally further components. The utility model also relates to textile or leather coatings obtainable according to this method and to dissolved polyurethaneureas and to the use of the polyurethaneureas for coating substrates and for producing free films.
Application number CN201310229116.8 an imitation leather jean fabric, including basic unit and top layer, the basic unit is interweaved by warp and weft and forms, warp is formed by cotton yarn and bunchy yarn mixture, weft divide into the three-layer, and the first layer is cotton yarn, and the second floor is diamond silk, and the third layer is the T400 fibre, warp with weft adopts twill circulation to interweave on two. The ready-made clothes washing style of the leather coating fabric is a simple, random and exaggerated fashion style, the stability of the fabric is high, and the leather effect is achieved. Importantly, the manufacturing cost is greatly reduced, and the method is better popularized and applied in the market.
Application number CN201220187914.X relates to a leather, especially a wear-resisting car steering wheel leather, including the leather germ layer, leather germ layer upside covers the back cover, the coating has the primer layer on the back cover, be equipped with the brush thick liquid layer between back cover and the primer layer, be equipped with the dyed layer on the primer layer, be equipped with the adhesion layer between dyed layer and the primer layer, leather germ layer downside covers the inside layer, spout the top thick liquid layer on the dyed layer. According to the leather base material, the inner sealing layer and the bottom sealing layer are covered on the leather blank layer and used as supporting base materials, so that the flatness of the leather is increased, the leather body is full, soft and elastic, and the leather surface is smooth and bright; meanwhile, an adhesion layer is added between the leather coatings, so that the leather coatings can be well penetrated to prevent delamination, and an elastic coating film with excellent support flexibility is formed by curing at a certain temperature, so that the texture of the leather is improved, the interlayer combination is promoted, and the steering wheel leather is endowed with wear resistance and abrasion resistance.
From the above, there are a number of multilayer structures in the prior art, which still need to be further optimized from the raw material and production process aspects.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide the environment-friendly, high-performance and high-wear-resistance automobile interior leather composite yield. The basalt fiber is added into the material, so that the performances of high temperature resistance, radiation resistance and the like of the material can be greatly improved, and the strength of the material is increased; the adhesive used in the material is chloroprene rubber latex, and the latex is water-soluble and environment-friendly.
The technical scheme adopted by the utility model for solving the technical problem is as follows:
the utility model provides an environmental protection genuine leather composite interior material which characterized in that: the leather-type leather fabric comprises a surface coating, a leather layer, a basalt fiber layer, a foaming layer and a cloth layer, wherein the surface coating is arranged on the upper surface of the leather layer, the basalt fiber layer, the foaming layer and the cloth layer are sequentially arranged below the leather layer, and glue layers are respectively arranged between the upper surface of the basalt fiber layer and the leather layer and between the bottom surface of the basalt fiber layer and the foaming layer.
Furthermore, the thickness of the surface coating is 0.1-0.3 mm.
Furthermore, the thickness of the dermis layer is 1-1.5 mm.
Furthermore, the thickness of the basalt fiber layer is 0.1-0.5 mm.
Furthermore, the thickness of the foaming layer is 1-5 mm.
Furthermore, the thickness of the cloth layer is 0.1-0.5 mm.
Furthermore, the thickness of the glue layer is 0.1-0.3 mm.
Furthermore, an adhesive layer is arranged between the foaming layer and the cloth layer, and the thickness of the adhesive layer is 0.05-0.1 mm.
The utility model has the technical effects that:
in the utility model, the corium layer, the glue layer, the basalt fiber layer, the glue layer, the foaming layer and the cloth layer are compounded together, the surface coating is coated on the surface of the corium layer, the surface coating can improve the brightness of the surface of the corium layer, the appearance is improved, and the abrasion-resistant effect is achieved, the glue layer is made of chloroprene rubber latex, the latex is water-soluble latex, and the requirement of green environmental protection is met, in addition, the basalt fiber is a novel inorganic environment-friendly green high-performance fiber material, the strength is high, and the basalt fiber material also has various excellent performances of electric insulation, corrosion resistance, high temperature resistance and the like.
Drawings
FIG. 1 is a schematic view of the present invention in layer form.
Wherein: 1 surface coating, 2 corium layers, 3 neoprene latex layers, 4 basalt fiber layers, 5 neoprene latex layers, 6 polyurethane foaming layers and 7 nylon mesh fabric layers
Detailed Description
The present invention is further illustrated by the following specific examples, which are intended to be illustrative, not limiting and are not intended to limit the scope of the utility model.
An environment-friendly real leather composite interior material is shown in figure 1, and the innovation of the utility model is as follows: the leather-type artificial leather comprises a surface coating 1, a leather layer 2, a basalt fiber layer 4, a foaming layer 6 and a cloth layer 7, wherein the surface coating is arranged on the upper surface of the leather layer, the basalt fiber layer, the foaming layer and the cloth layer are sequentially arranged below the leather layer, and glue layers 3 and 5 are respectively arranged between the upper surface of the basalt fiber layer and the leather layer and between the bottom surface of the basalt fiber layer and the foaming layer.
The surface coating uses UV gloss oil with a thickness of 0.1-0.3 mm. The thickness of the dermis layer is 1-1.5 mm. The thickness of the basalt fiber layer is 0.1-0.5 mm. The foaming layer is made of polyurethane foaming material, and the thickness of the foaming layer is 1-5 mm. The cloth layer is made of nylon mesh cloth material, and the thickness of the cloth layer is 0.1-0.5 mm. The adhesive layer is made of neoprene latex material, and the thickness of the neoprene latex material is 0.1-0.3 mm. An adhesive layer is arranged between the foaming layer and the cloth layer, and the adhesive layer uses acrylate pressure-sensitive adhesive and has the thickness of 0.05-0.1 mm.
The preparation method of the environment-friendly genuine leather composite interior material comprises the following steps:
coating the surface coating on the surface of the corium layer by using a coating machine, and then curing the gloss oil on the surface of the natural leather by using a UV curing machine to form a protective layer;
preparing a glue layer raw material; preparing a basalt fiber layer; laminating the leather layer, the adhesive layer and the basalt fiber layer by using a double-roller laminating machine to obtain a semi-finished product;
preparing a foaming layer; preparing a cloth layer; and (3) using a four-roll calender to attach the semi-finished product, the foaming layer and the cloth layer to obtain a finished product.
Examples
(1) Coating UV gloss oil on the surface of the natural leather with the thickness of 1-1.5 mm by using a coating machine, wherein the coating temperature is 80 ℃; the coating thickness is 0.1-0.3 mm; then curing the leather by a UV curing machine for 4 minutes by using an ultraviolet high-pressure mercury lamp of 100w to form a protective layer on the surface of the natural leather;
(2) preparing latex, namely stirring 20 kg of neoprene latex and 0.5 kg of phenolic resin in a 150L latex mixer for 6 hours at the temperature of 20-30 ℃ and at the stirring speed of 30 r/min to prepare the neoprene latex.
(3) Preparing 0.1-0.5 mm basalt fiber cloth, and coating the surface of the basalt fiber cloth on one side with a coating machine to form a neoprene latex material; the temperature of the coating machine is 90 ℃, the linear speed is 12 m/min, the coating thickness is 0.1-0.3 mm, and then the other side is coated by the same process for standby.
(4) The temperature was 95 ℃ using a double roller laminator. The pressure was 0.05 MPa/tl. And (3) bonding the prepared (1), (2) and (3) for later use.
(5) A polyurethane foam layer having a thickness of 1 to 5 mm was prepared.
(6) Preparing nylon mesh cloth with the thickness of 0.1-0.5 mm.
(7) Adhering the prepared polyurethane foaming layer and the nylon mesh cloth by using an acrylate pressure-sensitive adhesive, wherein the thickness of the pressure-sensitive adhesive is 0.05-0.1 mm; the double roller laminating machine is carried out at the temperature of 80 ℃ and the pressure of 0.1MPA and the linear speed of 8 m/min.
(8) And (3) pressing, curing and laminating the materials (4) and (7) by using a four-roll calender, and rolling the laminated product to obtain the product.
Claims (8)
1. The utility model provides an environmental protection genuine leather composite interior material which characterized in that: the leather-type leather fabric comprises a surface coating, a leather layer, a basalt fiber layer, a foaming layer and a cloth layer, wherein the surface coating is arranged on the upper surface of the leather layer, the basalt fiber layer, the foaming layer and the cloth layer are sequentially arranged below the leather layer, and glue layers are respectively arranged between the upper surface of the basalt fiber layer and the leather layer and between the bottom surface of the basalt fiber layer and the foaming layer.
2. The environment-friendly leather composite interior material as claimed in claim 1, wherein: the thickness of the surface coating is 0.1-0.3 mm.
3. The environment-friendly leather composite interior material as claimed in claim 1, wherein: the thickness of the dermis layer is 1-1.5 mm.
4. The environment-friendly leather composite interior material as claimed in claim 1, wherein: the thickness of the basalt fiber layer is 0.1-0.5 mm.
5. The environment-friendly leather composite interior material as claimed in claim 1, wherein: the thickness of the foaming layer is 1-5 mm.
6. The environment-friendly leather composite interior material as claimed in claim 1, wherein: the thickness of the cloth layer is 0.1-0.5 mm.
7. The environment-friendly leather composite interior material as claimed in claim 1, wherein: the thickness of the adhesive layer is 0.1-0.3 mm.
8. The environment-friendly leather composite interior material as claimed in claim 1, wherein: an adhesive layer is arranged between the foaming layer and the cloth layer, and the thickness of the adhesive layer is 0.05-0.1 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120885037.2U CN215321128U (en) | 2021-04-27 | 2021-04-27 | Environment-friendly real leather composite interior material |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120885037.2U CN215321128U (en) | 2021-04-27 | 2021-04-27 | Environment-friendly real leather composite interior material |
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| CN215321128U true CN215321128U (en) | 2021-12-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113510982A (en) * | 2021-04-27 | 2021-10-19 | 天津市浩迪橡塑科技有限公司 | Environment-friendly real leather composite interior material and preparation method thereof |
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2021
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113510982A (en) * | 2021-04-27 | 2021-10-19 | 天津市浩迪橡塑科技有限公司 | Environment-friendly real leather composite interior material and preparation method thereof |
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