CN213122343U - Silica gel reflection of light membrane of carving characters - Google Patents
Silica gel reflection of light membrane of carving characters Download PDFInfo
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- CN213122343U CN213122343U CN202022551735.7U CN202022551735U CN213122343U CN 213122343 U CN213122343 U CN 213122343U CN 202022551735 U CN202022551735 U CN 202022551735U CN 213122343 U CN213122343 U CN 213122343U
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Abstract
The utility model provides a silica gel reverse photo-etching character membrane, including PET sheet bottom, set up on PET sheet bottom from the profile, set up in the PP resin layer from profile upper portion, set up at least one glass pearl on the PP resin layer, the glass pearl stretches into 1/4~1/2 to PP resin thickness, sets up on the environmental protection silica gel layer on glass pearl upper portion, sets up the environmental protection resin layer on environmental protection silica gel layer upper portion, sets up the hot melt adhesive membrane on environmental protection resin layer upper portion. The utility model discloses implant at least one glass pearl at the surface course of PP resin layer, the glass pearl melts the 1/3 of PP resin thickness, and reflection of light pearl can not drop, ensures reflection of light effect permanence.
Description
Technical Field
The utility model relates to a silica gel mould or decoration membrane's forming technology, concretely relates to anti-photo-etching word membrane of silica gel.
Background
At present, 1. the light-reflecting silica gel adopts a screen printing process and a TPU anti-photoetching printing film, and has the defects that: the printing silica gel has high cost, poor washing fastness and poor reliability. And 2, the TPU reflective lettering film is easy to fall off and age.
SUMMERY OF THE UTILITY MODEL
In view of this, the main objective of the present invention is to provide a silica gel reverse photo-etching character film.
A silica gel reverse photo-etching character film comprises
The bottom layer of the PET sheet material is provided with a base layer,
a release surface is arranged on the bottom layer of the PET sheet,
a PP resin layer arranged on the upper part of the release surface,
at least one glass bead arranged on the PP resin layer, wherein the glass bead extends into 1/4-1/2 of the thickness of the PP resin layer,
an environment-friendly silica gel layer arranged on the upper part of the glass beads,
an environment-friendly resin layer arranged on the upper part of the environment-friendly silica gel layer,
the hot melt adhesive film is arranged on the upper part of the environment-friendly resin layer.
Further, the thickness of the profile surface is 1.5 um-2.5 um.
Further, the thickness of the environment-friendly silica gel layer is 0.25-0.5 mm.
Further, the thickness of the environment-friendly resin layer is 2-4 um.
Further, the thickness of the hot melt adhesive film is 0.1 mm-0.15 mm.
Further, the glass beads extended to 1/3 of the thickness of the PP resin.
The utility model discloses implant at least one glass pearl in the surface course of PP resin layer, flatten the glass pearl with the silica roller under 140 ~170 ℃ of temperature after the completion, the glass pearl melts 1/4~1/2 of PP resin thickness, and the reflection of light pearl can not drop, ensures the effect of reflecting light permanent nature.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
Referring to FIG. 1, a silica gel reverse photo-etching character film includes
The bottom layer 1 of the PET sheet material,
a release surface 2 provided on the bottom layer of PET sheet,
a PP resin layer 3 arranged on the upper part of the release surface,
the glass bead 4 is arranged on the PP resin layer, the glass bead 4 extends into 1/4-1/2 of the thickness of the PP resin, and in the picture 1, the glass beads 4 are arranged in a plurality and are tightly attached to each other.
An environment-friendly silica gel layer 5 arranged on the upper part of the glass beads 4,
an environment-friendly resin layer 6 arranged on the upper part of the environment-friendly silica gel layer 5,
and a hot melt adhesive film 7 arranged on the upper part of the environment-friendly resin layer 6.
The utility model also provides a shaping method is decorated to anti-photo-etching word membrane of silica gel, including following step:
1) coating a profile surface on the surface of a PET coiled material, wherein a reticulate pattern roller is 200 meshes, the coating and baking temperature is 80 ℃, and the coating and baking time is 3 min;
2) scraping a PP resin layer on the surface of the release surface after the step 1) is finished;
3) implanting at least one glass bead into the surface layer of the PP resin layer after the step 2) is finished;
4) flattening the glass beads at 140 ℃ by using a silica gel roller after the step 3), melting the glass beads to 1/4 of the thickness of the PP resin,
5) coating an environment-friendly silica gel layer on the glass beads in a blade coating thickness of 0.25, and baking at 60 ℃ for 3min after blade coating;
6) after the step 5) is finished, rolling and coating an environment-friendly resin layer with the thickness of 2 mu m on the surface of the environment-friendly silica gel, wherein the rolling and coating speed of a baking parameter net is 3 meters per minute, the coating and baking temperature is 120 ℃, and the time is 5 min;
7) step 6), coating a hot melt adhesive film on the surface of the environment-friendly resin layer, wherein the thickness of the hot melt adhesive film is 0.1mm, the film coating temperature is 120 ℃, and the film coating speed is 3 meters per minute;
8) cutting the material according to the specification, trimming and confirming the product quality.
In the above, the hot melt adhesive film is one of TPU, PA and PES materials.
In the aforesaid, for carrying out corona treatment with PET, from the profile, adopt finishing agent A to handle at its corona face, picture layer and PET corona face separation after the processing, the surface is dumb face, coating thickness 1.5 um.
In the above, the treating agent a is an environment-friendly resin material SS 521.
In the above, the environment-friendly resin layer is made of an environment-friendly resin material.
In the above, the environment-friendly resin material comprises, by mass, 50-55% of PU resin, 20-35% of PP resin, 7-15% of methyl vinyl, 5-10% of matte powder, 2-3% of silicone oil, 2-3% of a coupling agent, and 4-6% of a curing agent.
In the step 4), the glass beads are melted into the PP resin and then baked in a tunnel furnace at 80 ℃ for 3 min.
The product is detected, and the yield is 97.90%.
In the embodiment, at least one glass bead is implanted into the surface layer of the PP resin layer, the glass beads are flattened by the silica-based roller at the temperature of 140-170 ℃, and the glass beads are flattened by the silica-based roller to ensure that the glass beads are melted to 1/3 of the PP resin.
The environment-friendly silica gel is coated on the glass beads in a scraping mode, any color can be adjusted, the general thickness is controlled to be 0.25-0.5 mm, and different color effects can be visually observed according to different requirements.
The technical solutions disclosed in the embodiments of the present invention are described in detail above, and the principles and embodiments of the present invention are explained herein by using specific embodiments, and the descriptions of the above embodiments are only applicable to help understand the principles of the embodiments of the present invention; meanwhile, for a person skilled in the art, according to the embodiments of the present invention, there may be variations in the specific implementation manners and application ranges, and in summary, the content of the description should not be construed as a limitation to the present invention.
Claims (6)
1. A silica gel reverse photo-etching character film is characterized by comprising
The bottom layer of the PET sheet material is provided with a base layer,
a release surface is arranged on the bottom layer of the PET sheet,
a PP resin layer arranged on the upper part of the release surface,
at least one glass bead arranged on the PP resin layer, wherein the glass bead extends into 1/4-1/2 of the thickness of the PP resin layer,
an environment-friendly silica gel layer arranged on the upper part of the glass beads,
an environment-friendly resin layer arranged on the upper part of the environment-friendly silica gel layer,
the hot melt adhesive film is arranged on the upper part of the environment-friendly resin layer.
2. The silica gel reverse photo-etching character film according to claim 1, wherein the thickness of the release surface is 1.5um to 2.5 um.
3. The reverse photoresist of claim 1, wherein the thickness of the environmental-friendly silica gel layer is 0.25-0.5 mm.
4. The anti-photolithograph silica gel membrane of claim 1, wherein the environmentally friendly resin layer is 2-4 um thick.
5. The silica gel reverse photo-etching character film as claimed in claim 1, wherein the thickness of the hot melt adhesive film is 0.1 mm-0.15 mm.
6. The silica gel reverse letter lithography film of claim 1, wherein said glass beads extend to 1/3 the thickness of the PP resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022551735.7U CN213122343U (en) | 2020-11-06 | 2020-11-06 | Silica gel reflection of light membrane of carving characters |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022551735.7U CN213122343U (en) | 2020-11-06 | 2020-11-06 | Silica gel reflection of light membrane of carving characters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213122343U true CN213122343U (en) | 2021-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022551735.7U Active CN213122343U (en) | 2020-11-06 | 2020-11-06 | Silica gel reflection of light membrane of carving characters |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115287008A (en) * | 2022-08-25 | 2022-11-04 | 泉州森润煜辉反光材料有限公司 | Reflective silica gel film |
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2020
- 2020-11-06 CN CN202022551735.7U patent/CN213122343U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115287008A (en) * | 2022-08-25 | 2022-11-04 | 泉州森润煜辉反光材料有限公司 | Reflective silica gel film |
| CN115287008B (en) * | 2022-08-25 | 2023-06-16 | 泉州森润煜辉反光材料有限公司 | Reflective silica gel film |
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