CN214845859U - Reflective fabric - Google Patents
Reflective fabric Download PDFInfo
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- CN214845859U CN214845859U CN202120272551.9U CN202120272551U CN214845859U CN 214845859 U CN214845859 U CN 214845859U CN 202120272551 U CN202120272551 U CN 202120272551U CN 214845859 U CN214845859 U CN 214845859U
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Abstract
The utility model discloses a reflective fabric, including the base cloth layer, the base cloth layer on the coating calendering have the PU coating, the PU coating on the plating have a metallic coating, the metallic coating on the coating have the muddy pearl glue film. The reflective fabric has the advantages that the phenomenon of bead falling of floating beads is avoided, and the harm to a human body is avoided; the working environment is improved, the dust raising phenomenon is avoided, and the health of workers is facilitated; the sandwich structure design can effectively protect the metal coating and prevent the metal coating from being corroded to influence the appearance; and the design of the mixed bead adhesive layer is adopted, so that the phenomenon of zigzag whitening in the cold weather is avoided.
Description
Technical Field
The utility model relates to a reflecting material technical field, concretely relates to reflective fabric can give out colour light.
Background
At present, the existing preparation method of the reflecting material is to plant beads on a PET film, spread glass beads on a composite adhesive surface, then carry out vacuum aluminizing on the bead surface, then compound a layer of composite adhesive on a base cloth, finally carry out hot pressing compounding with the bead-planted film, and transfer the glass beads to the composite adhesive. The preparation method has the following problems that firstly, dust is easily generated in the production process, so that the front and back surfaces of the prepared reflective fabric product are provided with glass beads in different degrees, the waste of the glass beads is caused, the surface state of a reflective material is not good, and sensitive people can have an allergy phenomenon; secondly, the aluminum coating or silver coating exists below the glass beads, which is easily corroded by sweat stain and the like, and influences the appearance (the reflection degree is influenced), and thirdly, the phenomenon that the composite adhesive falls off or the glass beads fall off is easily caused when the reflective cloth is rubbed, especially in winter.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve present reflecting material preparation in-process raise dust easily, the reflecting material positive and negative that makes all not equidimension have glass bead, the waste that has caused glass bead reaches to reflecting material face state not good, there is the granule to drop and feels the scheduling problem, and provide one kind and can enough realize the improvement of operation environment, avoid raising dust's appearance, can promote the state of reflecting material positive and negative again, do not have the granule to drop and feel, make the product not have the floating bead, the reflecting material surface fabric of phenomenons such as the tortuous whitening of low temperature can not appear.
The utility model discloses realize that the technical scheme that its technical purpose adopted is: the reflective fabric comprises a base fabric layer, wherein the base fabric layer is coated and calendered and provided with a PU coating, the PU coating is plated with a metal coating, and the metal coating is coated with a bead mixing adhesive layer.
The reflective fabric is formed by mixing glass beads into glue by adopting a glue and glass bead blending process, coating a PU coating on a base fabric layer by a one-step forming process, flattening the PU coating on a calender, vacuum-plating a metal layer on the calendered PU coating, forming a mirror effect on a metal coating, and finally coating a mixed bead glue layer on the metal coating. Glass beads are firmly fixed on the metal coating, the glass beads cannot be loosened to some extent, and meanwhile, the glass beads and the PU coating carry out effective isolation protection on the metal coating, so that a sandwich protection effect is achieved on the metal coating, the metal coating is effectively protected, and the appearance is prevented from being influenced by corrosion. The reflective fabric can be manufactured through a one-time process, and a secondary compounding process such as a release film is not needed, so that the manufacturing cost of the reflective fabric is lower, and the product has higher competitiveness; by adopting the blending process of the glue and the beads, the working environment is improved, no dust is raised, no floating beads exist in the product, and the phenomenon of low-temperature bending whitening is avoided.
Preferably, the mixed bead rubber layer is a mixed bead rubber layer containing pigment. The mixed bead glue layer comprises pigment, and under the irradiation of a light source, colored light can be emitted, not only white light, so that the reflective fabric has a colorful effect.
Preferably, the mixed bead glue layer is a composite glue layer containing glass beads.
Preferably, the composite glue layer containing the glass beads is an acrylic resin layer containing the glass beads or a polyurethane resin layer containing the glass beads.
The bead mixed glue layer mainly comprises the following components in parts by weight:
acrylic resin or urethane resin: 5-30,
curing agent: 0.1-3,
glass beads: 10-60,
solvent: 0.1-10,
pigment: 0-10,
auxiliary agent: 0.1-5.
Wherein the curing agent is selected from one of isocyanate curing agent, aziridine curing agent, amino curing agent and epoxy curing agent. Preferably, the isocyanate curing agent is selected from one of Kostew L-75, 3300, 3390 and N-75, and has good chemical resistance, weather resistance, excellent gloss retention and mechanical properties as the curing agent of the light-resistant polyurethane coating.
The solvent is one or two of water, ethanol, methanol, ethyl acetate, butanone and toluene. The solvent has good miscibility with the curing agent, and the prepared solution has stability. The auxiliary agent comprises a coupling agent and a wetting agent, and the coupling agent is preferably KH 560.
Preferably, the refractive index of the glass beads is 1.5 to 2.2.
Preferably, the thickness of the metal plating layer is 1-500 nm.
Preferably, the thickness of the mixed bead glue layer is 10-150 um.
Preferably, the base fabric layer is chemical fiber fabric or pongee or nylon. The base fabric layer comprises chemical fiber fabric, pongee fabric and nylon fabric, but is not limited to the fabrics.
Preferably, the PU coating is a polyurethane coating. The PU coating adopts a polyurethane coating, and the fabric after coating has plump hand feeling, elasticity and membrane feeling on the surface. The PU coating is soft and elastic, has good coating strength, and can be used for very thin coatings; the coating is porous and has moisture and air permeability; wear resistance, moisture resistance and dry cleaning resistance.
Preferably, the metal plating layer is a vacuum aluminum plating layer or a vacuum silver plating layer. The aluminum plating layer or the silver plating layer is vacuum aluminum plating or silver plating.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the prepared reflective fabric has no phenomenon of floating beads falling off, so that the human body is prevented from being injured;
(2) the working environment is improved, the dust raising phenomenon is avoided, and the health of workers is facilitated;
(3) the sandwich structure design can effectively protect the metal coating and prevent the metal coating from being corroded to influence the appearance;
(4) and the design of the mixed bead adhesive layer is adopted, so that the phenomenon of zigzag whitening in the cold weather is avoided.
Drawings
Fig. 1 is a schematic structural view of the reflective fabric of the present invention;
the coating comprises a base cloth layer 1, a PU coating 2, a metal coating 3, a mixed bead glue layer 4, glass beads 41 and a coating layer.
Detailed Description
The present invention will be described in further detail with reference to the following examples and drawings, wherein the raw materials used in the examples are commercially available or can be prepared by conventional methods.
Example 1:
as shown in fig. 1, the reflective fabric comprises a base fabric layer 1, a PU coating 2 is coated on the base fabric layer 1 by calendering, a metal coating 3 is plated on the PU coating 2, and a bead-mixed glue layer 4 is coated on the metal coating 3. The thickness of the metal plating layer 3 is 1-500 nm. The thickness of the mixed bead glue layer is 10-150 um. The calendering condition after coating the PU coating is 100-250 ℃ and the pressure is 2-10 kgf/cm.
The mixed bead rubber layer 4 is a mixed bead rubber layer containing pigment. The mixed bead glue layer comprises pigment, and under the irradiation of a light source, colored light can be emitted, not only white light, so that the reflective fabric has a colorful effect.
The mixed bead glue layer 4 is a composite glue layer containing glass beads 5. The composite adhesive layer containing the glass beads 41 is an acrylic resin layer containing the glass beads or a polyurethane resin layer containing the glass beads. The refractive index of the glass beads 41 is 1.5-2.2. .
The bead mixed glue layer mainly comprises the following components in parts by weight:
acrylic resin or urethane resin: 5-30,
curing agent: 0.1-3,
glass beads: 10-60,
solvent: 0.1-10,
pigment: 0-10,
auxiliary agent: 0.1-5.
Wherein the curing agent is selected from one of isocyanate curing agent, aziridine curing agent, amino curing agent and epoxy curing agent. Preferably, the isocyanate curing agent is selected from one of Kostew L-75, 3300, 3390 and N-75, and has good chemical resistance, weather resistance, excellent gloss retention and mechanical properties as the curing agent of the light-resistant polyurethane coating.
The solvent is one or two of water, ethanol, methanol, ethyl acetate, butanone and toluene. The solvent has good miscibility with the curing agent, and the prepared solution has stability. The auxiliary agent comprises a coupling agent and a wetting agent, and the coupling agent is preferably KH 560.
The base cloth layer 1 is made of chemical fiber cloth or pongee or nylon yarn. The base fabric layer 1 includes chemical fiber fabric, pongee fabric and nylon fabric, but is not limited to the above fabrics.
The PU coating 2 is a polyurethane coating. The PU coating adopts a polyurethane coating, and the fabric after coating has plump hand feeling, elasticity and membrane feeling on the surface. The PU coating is soft and elastic, has good coating strength, and can be used for very thin coatings; the coating is porous and has moisture and air permeability; wear resistance, moisture resistance and dry cleaning resistance.
The metal coating 3 is a vacuum aluminum coating or a vacuum silver coating. The aluminum plating layer or the silver plating layer is vacuum aluminum plating or silver plating.
The specific preparation method of the reflective fabric comprises the following steps: in this embodiment, the base fabric layer 1 is made of chemical fiber fabric, the PU coating layer 2 is made of polyurethane, the metal coating layer 3 is made of a vacuum aluminum-plated layer, the bead-mixed adhesive layer 4 is made of an acrylic resin layer containing glass beads, and the glass beads 41 are arranged in the bead-mixed adhesive layer 4.
(1) The preparation method of the bead mixing glue comprises the following steps: mixing 10 parts of acrylic resin, 0.5 part of Kesimong L-75 curing agent and 60 parts of 50-micron glass microspheres, wherein the refractive index of the glass microspheres is 1.8, the solvent is 5 parts of ethanol, and 0.1 part of KH560 coupling agent in parts by weight to obtain mixed bead filler 4;
(2) selecting 190T chemical fiber cloth, coating a PU coating 2, drying, rolling on a calender at 200 ℃ and under the pressure of 5kg f/cm, calendering, wherein the thickness of the PU coating is negligible, then carrying out vacuum aluminum plating on a calendered surface, wherein the thickness of the aluminum plated layer is 100nm, then coating mixed bead glue by adopting an arc-shaped scraper, the thickness of the mixed bead glue is 100um, drying, and rolling to obtain the reflective fabric shown in figure 1. The low-temperature bending whitening phenomenon and the falling phenomenon of the glass beads do not occur when the glass beads are used in winter.
The reflective fabric is formed by mixing glass beads into glue by adopting a glue and glass bead blending process, coating a PU coating on a base fabric layer by a one-step forming process, flattening the PU coating on a calender, vacuum-plating a metal layer on the calendered PU coating, forming a mirror effect on a metal coating, and finally coating a mixed bead glue layer on the metal coating. Glass beads are firmly fixed on the metal coating, the glass beads cannot be loosened to some extent, and meanwhile, the glass beads and the PU coating carry out effective isolation protection on the metal coating, so that a sandwich protection effect is achieved on the metal coating, the metal coating is effectively protected, and the appearance is prevented from being influenced by corrosion. The reflective fabric can be manufactured through a one-time process, and a secondary compounding process such as a release film is not needed, so that the manufacturing cost of the reflective fabric is lower, and the product has higher competitiveness; by adopting the blending process of the glue and the beads, the working environment is improved, no dust is raised, no floating beads exist in the product, and the phenomenon of low-temperature bending whitening is avoided.
The above-mentioned embodiments are only a preferred embodiment of the present invention, and are not intended to limit the present invention in any way, and other variations and hairstyles can be made without departing from the technical scope of the present invention as set forth in the claims.
Claims (10)
1. A reflective fabric is characterized in that: including base cloth layer (1), base cloth layer (1) on coat the calendering and have PU coating (2), PU coating (2) on coat and have plated metal coating (3), metal coating (3) on coat and have mixed pearl glue film (4).
2. The reflective fabric of claim 1, wherein: the mixed bead rubber layer (4) is a mixed bead rubber layer containing pigment.
3. The light-reflecting fabric according to claim 1 or 2, wherein: the mixed bead glue layer (4) is a composite glue layer containing glass beads (41).
4. The reflective fabric of claim 3, wherein: the composite adhesive layer containing the glass beads is an acrylic resin layer containing the glass beads or a polyurethane resin layer containing the glass beads.
5. The reflective fabric of claim 3, wherein: the refractive index of the glass beads (41) is 1.5-2.2.
6. The light-reflecting fabric according to any one of claims 1 to 5, wherein: the thickness of the metal coating (3) is 1-500 nm.
7. The light-reflecting fabric according to any one of claims 1 to 5, wherein: the thickness of the bead mixed glue layer (4) is 10-150 um.
8. The light-reflecting fabric according to any one of claims 1 to 5, wherein: the PU coating (2) is a polyurethane coating.
9. The light-reflecting fabric according to any one of claims 1 to 5, wherein: the metal coating (3) is a vacuum aluminum coating or a vacuum silver coating.
10. The light-reflecting fabric according to any one of claims 1 to 5, wherein: the base cloth layer (1) is made of chemical fiber cloth or pongee or nylon yarn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120272551.9U CN214845859U (en) | 2021-01-29 | 2021-01-29 | Reflective fabric |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120272551.9U CN214845859U (en) | 2021-01-29 | 2021-01-29 | Reflective fabric |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214845859U true CN214845859U (en) | 2021-11-23 |
Family
ID=78880350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120272551.9U Active CN214845859U (en) | 2021-01-29 | 2021-01-29 | Reflective fabric |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214845859U (en) |
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2021
- 2021-01-29 CN CN202120272551.9U patent/CN214845859U/en active Active
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