CN113718535A - Silica gel light-transmitting leather, preparation method thereof and light-transmitting ornament - Google Patents
Silica gel light-transmitting leather, preparation method thereof and light-transmitting ornament Download PDFInfo
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- CN113718535A CN113718535A CN202110949575.8A CN202110949575A CN113718535A CN 113718535 A CN113718535 A CN 113718535A CN 202110949575 A CN202110949575 A CN 202110949575A CN 113718535 A CN113718535 A CN 113718535A
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- base cloth
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- 229910002027 silica gel Inorganic materials 0.000 title claims abstract description 149
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 148
- 239000000741 silica gel Substances 0.000 title claims abstract description 148
- 239000010985 leather Substances 0.000 title claims abstract description 84
- 238000002360 preparation method Methods 0.000 title claims abstract description 20
- 239000004744 fabric Substances 0.000 claims abstract description 64
- 239000007787 solid Substances 0.000 claims abstract description 24
- 239000002994 raw material Substances 0.000 claims abstract description 13
- 230000007704 transition Effects 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims description 33
- 239000003795 chemical substances by application Substances 0.000 claims description 22
- 238000004073 vulcanization Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 9
- 238000003825 pressing Methods 0.000 claims description 8
- 238000002156 mixing Methods 0.000 claims description 7
- 229920001296 polysiloxane Polymers 0.000 claims description 4
- 238000003851 corona treatment Methods 0.000 claims description 3
- 238000013329 compounding Methods 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 claims description 2
- 229920004933 Terylene® Polymers 0.000 claims 1
- 235000021189 garnishes Nutrition 0.000 claims 1
- 239000005020 polyethylene terephthalate Substances 0.000 claims 1
- 238000005034 decoration Methods 0.000 abstract description 10
- 239000002649 leather substitute Substances 0.000 abstract description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 20
- 150000001875 compounds Chemical class 0.000 description 15
- 229910052697 platinum Inorganic materials 0.000 description 10
- 230000005540 biological transmission Effects 0.000 description 9
- 238000003490 calendering Methods 0.000 description 7
- 238000010329 laser etching Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 229920000728 polyester Polymers 0.000 description 4
- 229920000742 Cotton Polymers 0.000 description 3
- 238000010147 laser engraving Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 239000003086 colorant Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 231100000252 nontoxic Toxicity 0.000 description 2
- 230000003000 nontoxic effect Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 239000002759 woven fabric Substances 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000499 gel Substances 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000009965 odorless effect Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000009967 tasteless effect Effects 0.000 description 1
Images
Classifications
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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
- D06N3/12—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins
- D06N3/128—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with silicon polymers
-
- 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
- B32B25/00—Layered products comprising a layer of natural or synthetic rubber
- B32B25/04—Layered products comprising a layer of natural or synthetic rubber comprising rubber 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
- B32B25/00—Layered products comprising a layer of natural or synthetic rubber
- B32B25/20—Layered products comprising a layer of natural or synthetic rubber comprising silicone rubber
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/02—Physical, chemical or physicochemical properties
- B32B7/023—Optical properties
-
- 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
- D06N3/0002—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate
- D06N3/0006—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate using woven fabrics
-
- 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
- D06N3/007—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by mechanical or physical treatments
- D06N3/0077—Embossing; Pressing of the surface; Tumbling and crumbling; Cracking; Cooling; Heating, e.g. mirror finish
-
- 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
- D06N3/0086—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique
- D06N3/0095—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique by inversion technique; by transfer processes
- D06N3/0097—Release surface, e.g. separation sheets; Silicone papers
-
- 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
- D06N2209/00—Properties of the materials
- D06N2209/08—Properties of the materials having optical properties
- D06N2209/0861—Transparent
-
- 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
- D06N2209/00—Properties of the materials
- D06N2209/08—Properties of the materials having optical properties
- D06N2209/0892—Luminescent, fluorescent, phosphorescent
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
- Y02P70/62—Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear
Abstract
The invention relates to a silica gel light-transmitting leather, a preparation method thereof and a light-transmitting ornament, and belongs to the technical field of artificial leather. The invention relates to a silica gel light-transmitting leather, which comprises: the light-transmitting silica gel skin layer is mainly formed by vulcanizing a solid silica gel raw material, and the surface of one side of the light-transmitting silica gel skin layer is a textured pavement; the shading layer is attached to the surface of the other side of the light-transmitting silica gel skin layer and is provided with light-transmitting patterns; the shading layer is an opaque base cloth provided with a transparent pattern; the light-tight base cloth and the light-transmitting silica gel skin layer are provided with entanglement transition layers formed by mutual entanglement of the light-tight base cloth and the light-transmitting silica gel skin layer at the joint position, and the light-transmitting patterns are used for enabling light to penetrate through and then form corresponding patterns on the light-transmitting silica gel skin layer. Compared with the existing PVC and PU light-transmitting leather, the silica gel light-transmitting leather of the invention is healthy, easy to degrade and recover, and can be used for leather decoration in various vehicles and household leather decoration in daily life, such as sofas, leather bags and the like.
Description
Technical Field
The invention relates to a silica gel light-transmitting leather, a preparation method thereof and a light-transmitting ornament, and belongs to the technical field of artificial leather.
Background
With the rapid and stable development of the economy of China and the continuous pursuit of people for ever-increasing good life, the automobile conservation quantity of China continuously increases year by year. In order to occupy a larger market share, research and application of new materials, new structures and new processes are very important for all the car enterprises. The automobile decoration parts are gradually made into a country from the 80 th of the last century, and are gradually formed by developing the current concept of an automobile cabin, and the traditional opaque and environmentally-friendly leather cannot meet the requirement.
Most of the transparent leather in the market is PVC or PU leather, generally has large smell, may harm human health after long-term use, is not easy to degrade and has poor environmental protection property. With the continuous upgrading of the consumption requirements of client main bodies, the light-transmitting silica gel leather which is free of pollution, mildew-proof and healthy is inevitably required for future development.
Disclosure of Invention
The invention aims to provide healthy and environment-friendly silica gel light-transmitting leather.
The invention also provides a preparation method of the silica gel light-transmitting leather and a light-transmitting ornament.
In order to realize the purpose, the technical scheme adopted by the silica gel light-transmitting leather is as follows:
a silica gel light-transmitting leather comprising: the light-transmitting silica gel skin layer is mainly formed by vulcanizing a solid silica gel raw material, and the surface of one side of the light-transmitting silica gel skin layer is a textured pavement; the shading layer is attached to the surface of the other side of the light-transmitting silica gel skin layer and is provided with light-transmitting patterns; the shading layer is an opaque base cloth provided with a transparent pattern; the light-tight base cloth and the light-transmitting silica gel skin layer are provided with entanglement transition layers formed by mutual entanglement of the light-tight base cloth and the light-transmitting silica gel skin layer at the joint position, and the light-transmitting patterns are used for enabling light to penetrate through and then form corresponding patterns on the light-transmitting silica gel skin layer.
The light-transmitting silica gel skin layer is formed by uniformly mixing solid silica gel, color paste and a vulcanizing agent and then vulcanizing. Preferably, the mass ratio of the color paste to the solid silica gel raw material is 0.1-0.5: 100.
The silica gel light-transmitting leather is characterized in that a light-transmitting silica gel skin layer is formed by vulcanizing a non-toxic odorless solid silica gel raw material, and the light shielding layer and the light-transmitting silica gel skin layer are connected through forming an intertwining transition layer at the joint part.
Preferably, the silica gel light-transmitting leather further comprises a light-transmitting base fabric layer; the light shading layer and the light-transmitting base cloth layer are arranged in sequence in the direction away from the light-transmitting silica gel skin layer. The light-transmitting base cloth layer can improve the friction force of the back of the silica gel light-transmitting leather so as to prevent the engraved part of the light-shielding layer from being worn. When the silica gel light-transmitting leather without the light-transmitting base cloth layer is used, the silica gel light-transmitting leather can be directly bonded on the light guide plate.
Preferably, the light-transmitting base cloth layer is light-transmitting polyester knitted cloth or light-transmitting cotton cloth. Further, the light-tight base cloth is subjected to corona treatment to improve the surface adhesive force.
Preferably, the opaque base fabric is an opaque plain woven fabric. The light-tight plain weave cloth is used as the light-tight base cloth, so that the light-tight pattern of the engraved part can be better presented while the light source is shielded. The light-transmitting pattern is a laser etching pattern. The light-transmitting pattern may be engraved as desired.
Preferably, the opaque plain weave cloth is a polyester plain weave cloth.
The preparation method of the silica gel light-transmitting leather adopts the technical scheme that:
a preparation method of silica gel light-transmitting leather comprises the following steps:
1) mixing the solid silica gel raw material, the color paste and the vulcanizing agent uniformly, and then rolling the mixture onto the texture material belt to obtain a light-transmitting silica gel sheet with the texture material belt on one side;
2) pressing a light-tight base cloth with a light-tight pattern on the surface of the other side of the light-tight silica gel sheet with the grain material belt, and then carrying out vulcanization treatment to peel off the grain material belt;
or pressing the opaque base cloth on the surface of the other side of the transparent silica gel sheet with the grain material belt, then carrying out vulcanization treatment, and engraving a transparent pattern on the opaque base cloth after peeling the grain material belt.
The preparation method of the silica gel light-transmitting leather takes the nontoxic and tasteless solid silica gel raw material as the main raw material, presses the light-tight base cloth with the light-transmitting pattern or without the light-transmitting pattern by utilizing the self viscosity of the light-transmitting silica gel sheet which is not vulcanized after mixing, and then carries out vulcanization treatment, thereby greatly reducing the pollution of production and processing, even leading the production and processing process to have no pollution, and the prepared silica gel light-transmitting leather is healthy and easy to degrade and recycle.
The solid silica gel raw material is vulcanizable solid silica gel. Further, the solid silica gel is gas phase silica gel.
The color of the solid silica gel is changed through the color paste, the third dimension of the leather is improved, and the specific color can be selected according to the requirement. Preferably, the mass ratio of the color paste to the solid silica gel raw material is 0.1-0.5: 100.
The thickness of printing opacity silica gel piece can be adjusted the calendering technology as required and obtain, and the printing opacity pattern on the opaque base cloth can adopt radium-shine carving equipment to carry out radium-shine sculpture formation, if can adopt optic fibre radium-shine carving machine or carbon dioxide radium-shine carving machine to carve.
Preferably, in the step 2), the surface of the opaque base fabric for lamination is subjected to corona treatment.
Preferably, the preparation method of the silica gel light-transmitting leather further comprises the following steps: and after vulcanization, compounding the light-transmitting base cloth on the surface of the light-transmitting base cloth, which is far away from the light-transmitting silica gel sheet. For example, the light-transmitting substrate may be adhered to the surface of the light-impermeable substrate using a transparent adhesive.
Preferably, the vulcanizing agent is an A/B component platinum vulcanizing agent.
Preferably, the temperature of the vulcanization treatment is 130-160 ℃, and the time is 5-8 min. The time for the vulcanization treatment is preferably 5 to 6 min.
The technical scheme adopted by the light-transmitting ornament is as follows:
a light-transmitting trim comprising: silica gel printing opacity leather and light guide plate, the light guide plate sets up in one side that printing opacity silica gel cortex was kept away from to silica gel printing opacity leather.
According to the light-transmitting ornament, the light guide plate is arranged on one side of the light-transmitting leather, so that light can uniformly pass through the light-transmitting layer after the light source irradiates the light guide plate, and a uniform light-emitting pattern is presented on the surface of the silica gel light-transmitting leather; when the environment-friendly interior decorative material is used as an automotive interior decorative part, the environment-friendly interior decorative material is environment-friendly and healthy, and the problem of single atmosphere in an automobile can be solved.
It can be understood that when the light guide plate is arranged on one side of the silica gel light-transmitting leather far away from the light-transmitting silica gel cortex, the light guide plate, the light-transmitting layer and the light-transmitting silica gel cortex are sequentially arranged. The light guide plate is made of transparent plastic.
Preferably, the light-transmitting decoration piece further comprises a light source for illuminating the light guide plate to enable light to uniformly penetrate through the light-transmitting layer. The light source can be a single color or a diode, an LED lamp, or a luminous strip.
Drawings
FIG. 1 is a schematic structural view of a silicone light-transmitting leather according to example 1;
fig. 2 is a schematic structural view of a light-transmitting trim part in embodiment 9;
FIG. 3 is a graph showing the effect of the silica gel light-transmitting leather of example 7 before a display screen with a brightness of 300 nit;
FIG. 4 is a graph showing the effect of the silica gel light-transmitting leather of example 8 before a display screen with a brightness of 300 nit;
the shading structure comprises a shading layer, a shading base fabric layer and a shading plate, wherein the shading layer comprises 1-a light-transmitting silica gel skin layer, 2-the shading layer, 3-a light-transmitting base fabric layer and 4-the shading plate.
Detailed Description
The technical solution of the present invention will be further described with reference to the following embodiments.
In the following examples, a solid silica gel raw material model is AOZ-3142 gas phase gel, which is purchased from Australian Olympic industry Co., Ltd, Jiangmen; the vulcanizing agent is a platinum vulcanizing agent of component A/B, wherein the component A is A-202, the component B is B-213, and the vulcanizing agent is purchased from silica gel Co., Ltd.
Example 1
The silica gel light-transmitting leather of the present embodiment, as shown in fig. 1, includes a light-transmitting silica gel skin layer 1, a light-shielding layer 2 and a light-transmitting base fabric layer 3, which are sequentially arranged; the light shielding layer is a light-tight plain woven fabric engraved with light-transmitting patterns, and the light-transmitting base fabric layer is a light-transmitting polyester knitted fabric; the surface of one side of the light-transmitting silica gel skin layer is a textured road surface, the surface of the other side of the light-transmitting silica gel skin layer is mutually attached to the shading layer, and the light-transmitting silica gel skin layer and the shading layer are mutually entangled at the attachment part to form an entanglement transition layer (not shown in the figure); the printing opacity base cloth layer and light shield layer pass through transparent gluing and paste together, and the thickness of printing opacity silica gel cortex is 0.4 mm.
The silica gel light-transmitting leather of the present example was prepared by the method of example 4.
Example 2
The main difference between the silica gel light-transmitting leather of the present embodiment and the silica gel light-transmitting leather of embodiment 1 is: the light-transmitting leather of the embodiment omits a light-transmitting base cloth layer, and the thickness of the light-transmitting silica gel light-transmitting leather is 0.3 mm. The silica gel light-transmitting leather of the present example was prepared by the method of example 5.
Example 3
The main differences between the silicone light-transmitting leather of the present embodiment and the silicone light-transmitting leather of embodiment 1 are as follows: the opaque base cloth layer of the silica gel light-transmitting leather of the embodiment is light-transmitting cotton cloth, and the thickness of the light-transmitting silica gel light-transmitting leather is 0.5 mm. The silica gel light-transmitting leather of this example was prepared by the preparation method of example 6.
Example 4
The preparation method of the silica gel light-transmitting leather of the embodiment comprises the following steps:
1) feeding the solid silica gel, the color paste and the A/B component platinum vulcanizing agent into an open mill according to the mass ratio of 100:0.1:1.5, and uniformly mixing to obtain a rubber compound; the backlight color of the uniformly mixed rubber compound is uniform and the mixed rubber compound is semitransparent to light; the mass ratio of the agent A to the agent B in the platinum vulcanizing agent of the component A/B is 1: 0.5;
2) using grain paper with lines as a calendering material belt, putting the rubber compound into a calender, and calendering the rubber compound onto the grain material belt to obtain a light-transmitting silica gel sheet with the grain material belt on one side;
3) pressing a layer of corona opaque plain weave cloth on the other side surface of the light-transmitting silica gel sheet with the grain material belt on one side obtained in the step 2) by using the viscosity of unvulcanized silica gel, then feeding the light-transmitting silica gel sheet into a furnace channel for vulcanization treatment at 130 ℃ for 5min, and then stripping the grain material belt;
4) after stripping the grain material belt, performing laser etching processing on the light-tight plain weave cloth by using a laser etching machine to form a light-transmitting pattern;
5) and after the patterns are laser-engraved, a layer of light-transmitting polyester knitted fabric is bonded on the light-proof plain weave fabric by using transparent adhesive, and the solid silica gel light-transmitting leather with the lines is obtained.
Example 5
This embodiment is a method for preparing the silica gel light-transmitting leather of embodiment 2, including the following steps:
1) feeding the solid silica gel, the color paste and the A/B component platinum vulcanizing agent into an open mill according to the mass ratio of 100:0.25:1.5, and uniformly mixing to obtain a rubber compound; the backlight color of the uniformly mixed rubber compound is uniform and the mixed rubber compound is semitransparent to light; the mass ratio of the agent A to the agent B in the platinum vulcanizing agent of the component A/B is 1: 0.5;
2) using a grain film with grains as a calendering material belt, putting the rubber compound into a calender, and calendering the rubber compound onto the grain material belt to obtain a light-transmitting silica gel sheet with the grain material belt on one side;
3) pressing a layer of corona opaque plain weave cloth on the other side surface of the light-transmitting silica gel sheet with the grain material belt on one side obtained in the step 2) by using the viscosity of unvulcanized silica gel, then feeding the light-transmitting silica gel sheet into a furnace channel for vulcanization treatment at 145 ℃ for 5min, and then stripping the grain material belt;
4) and (3) after stripping the grain material belt, carrying out laser engraving processing on the light-tight plain weave cloth by using a laser engraving machine to form a light-transmitting pattern, thus obtaining the solid silica gel light-transmitting leather with the grains.
Example 6
This embodiment is a method for preparing the silica gel light-transmitting leather of embodiment 3, including the following steps:
1) feeding the solid silica gel, the color paste and the A/B component platinum vulcanizing agent into an open mill according to the mass ratio of 100:0.5:1.5, and uniformly mixing to obtain a rubber compound; the backlight color of the uniformly mixed rubber compound is uniform and the mixed rubber compound is semitransparent to light; the mass ratio of the agent A to the agent B in the platinum vulcanizing agent of the component A/B is 1: 0.5;
2) using a grain film with grains as a calendering material belt, putting the rubber compound into a calender, and calendering the rubber compound onto the grain material belt to obtain a light-transmitting silica gel sheet with the grain material belt on one side;
3) pressing a layer of corona opaque plain weave cloth on the other side surface of the light-transmitting silica gel sheet with the grain material belt on one side obtained in the step 2) by using the viscosity of unvulcanized silica gel, then feeding the light-transmitting silica gel sheet into a furnace channel for vulcanization treatment at 160 ℃ for 6min, and then stripping the grain material belt;
4) after stripping the grain material belt, performing laser etching processing on the light-tight plain weave cloth by using a laser etching machine to form a light-transmitting pattern;
5) and after the patterns are laser-engraved, adhering a layer of light-transmitting cotton cloth on the light-proof plain weave cloth by using transparent adhesive to obtain the solid silica gel light-transmitting leather with the lines.
Example 7
The preparation method of the silica gel light-transmitting leather of the present embodiment is different from the preparation method of the silica gel light-transmitting leather of the embodiment 4 only in that: in the embodiment, the mass ratio of the solid silica gel to the color paste to the A/B component platinum vulcanizing agent is 100:0.7: 1.5.
Example 8
The preparation method of the silica gel light-transmitting leather of the present embodiment is different from the preparation method of the silica gel light-transmitting leather of the embodiment 4 only in that: in the embodiment, the mass ratio of the solid silica gel to the color paste to the A/B component platinum vulcanizing agent is 100:0.2: 1.5.
Example 9
The light-transmitting decoration of the present embodiment, as shown in fig. 2, includes a silica gel light-transmitting leather, a light guide plate 4 and a light source 5, which are sequentially disposed; silica gel printing opacity leather is embodiment 1's silica gel printing opacity leather, including the printing opacity silica gel cortex 1, light shield layer 2 and the printing opacity base cloth layer 3 that set gradually, light guide plate 4 sets up in one side that silica gel printing opacity leather kept away from printing opacity silica gel cortex 1, laminates each other with printing opacity base cloth layer 3, and light source 5 sets up the outside at the light guide plate.
The effect of the light-transmitting decoration piece of the embodiment after the light source is turned on is shown in fig. 2, and as can be seen from fig. 2, the light source sequentially passes through the light-transmitting base fabric layer 3, the light-shielding layer 2 after laser engraving, and the light-transmitting silica gel skin to generate the pattern effect. By the different colors emitted from the light source, various light emitting patterns of different colors can be observed from the front surface of the light-transmitting leather 1.
Example 10
The light-transmitting decoration piece of the present embodiment is different from the light-transmitting decoration piece of the embodiment 9 only in that the adopted silica gel light-transmitting leather is the silica gel light-transmitting leather of the embodiment 2.
Example 11
The light-transmitting decoration piece of the present embodiment is different from the light-transmitting decoration piece of the embodiment 9 only in that the adopted silica gel light-transmitting leather is the silica gel light-transmitting leather of the embodiment 3.
Examples of the experiments
The light transmission patterns of the silica gel light transmission leather prepared in example 7 and the silica gel light transmission leather prepared in example 8 were respectively attached to the front of a screen of a display with a brightness of 300nit (a pure white pattern is displayed), and the light transmission condition was checked, and the results are shown in fig. 3 and fig. 4, wherein the light transmission pattern of the silica gel light transmission leather prepared in example 7 is dim in brightness, and the light transmission pattern of the silica gel light transmission leather prepared in example 8 is higher in brightness and superior to that of the PU light transmission leather on the market at present.
Claims (10)
1. A silica gel printing opacity leather which characterized in that: the method comprises the following steps:
the light-transmitting silica gel skin layer is mainly formed by vulcanizing a solid silica gel raw material, and the surface of one side of the light-transmitting silica gel skin layer is a textured pavement;
the shading layer is attached to the surface of the other side of the light-transmitting silica gel skin layer and is provided with light-transmitting patterns;
the shading layer is an opaque base cloth provided with a transparent pattern; the light-tight base cloth and the light-transmitting silica gel skin layer are provided with entanglement transition layers formed by mutual entanglement of the light-tight base cloth and the light-transmitting silica gel skin layer at the joint position, and the light-transmitting patterns are used for enabling light to penetrate through and then form corresponding patterns on the light-transmitting silica gel skin layer.
2. The silica gel light-transmitting leather according to claim 1, wherein: the light-transmitting base fabric layer is also included; the light shading layer and the light-transmitting base cloth layer are arranged in sequence in the direction away from the light-transmitting silica gel skin layer.
3. The silica gel light-transmitting leather according to claim 1 or 2, characterized in that: the light-tight base cloth is light-tight plain woven cloth.
4. The silica gel light-transmitting leather according to claim 3, wherein: the light-tight plain weave cloth is a terylene plain weave cloth.
5. A preparation method of silica gel light-transmitting leather is characterized by comprising the following steps: the method comprises the following steps:
1) mixing the solid silica gel raw material, the color paste and the vulcanizing agent uniformly, and then rolling the mixture onto the texture material belt to obtain a light-transmitting silica gel sheet with the texture material belt on one side;
2) pressing a light-tight base cloth with a light-tight pattern on the surface of the other side of the light-tight silica gel sheet with the grain material belt, and then carrying out vulcanization treatment to peel off the grain material belt;
or pressing the opaque base cloth on the surface of the other side of the transparent silica gel sheet with the grain material belt, then carrying out vulcanization treatment, and engraving a transparent pattern on the opaque base cloth after peeling the grain material belt.
6. The preparation method of the silica gel light-transmitting leather according to claim 5, characterized in that: the mass ratio of the color paste to the solid silica gel raw material is 0.1-0.5: 100.
7. The preparation method of the silica gel light-transmitting leather according to claim 5, characterized in that: further comprising the steps of: and after vulcanization, compounding the light-transmitting base cloth on the surface of the light-transmitting base cloth, which is far away from the light-transmitting silica gel sheet.
8. The preparation method of the silica gel light-transmitting leather according to claim 5, characterized in that: in the step 2), the surface of the opaque base cloth used for pressing is subjected to corona treatment.
9. The preparation method of the silica gel light-transmitting leather according to claim 5, characterized in that: the temperature of the vulcanization treatment is 130-160 ℃, and the time is 5-8 min.
10. A light-transmitting garnish, characterized in that: the method comprises the following steps:
the silicone light-transmitting leather according to any one of claims 1 to 5;
the light guide plate is arranged on one side of the silica gel light-transmitting leather far away from the light-transmitting silica gel skin layer.
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| CN202110949575.8A CN113718535B (en) | 2021-08-18 | 2021-08-18 | Silica gel light-transmitting leather and preparation method thereof, and light-transmitting ornament |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114536930A (en) * | 2022-01-19 | 2022-05-27 | 东莞市达瑞电子股份有限公司 | Leather shell and preparation method thereof |
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| JP2016081817A (en) * | 2014-10-21 | 2016-05-16 | 株式会社クラレ | Leather-like sheet having light permeability, lather-like light-emitting sheet and lather-like light-emitting belt |
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