CN214327619U - Color-changeable flexible weather-resistant protective film - Google Patents
Color-changeable flexible weather-resistant protective film Download PDFInfo
- Publication number
- CN214327619U CN214327619U CN202021991587.4U CN202021991587U CN214327619U CN 214327619 U CN214327619 U CN 214327619U CN 202021991587 U CN202021991587 U CN 202021991587U CN 214327619 U CN214327619 U CN 214327619U
- Authority
- CN
- China
- Prior art keywords
- layer
- resistant
- yellowing
- color
- glue
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Adhesive Tapes (AREA)
- Laminated Bodies (AREA)
Abstract
The utility model relates to the field of protective films, in particular to a color-changeable flexible weather-resistant protective film, which comprises a yellowing-resistant substrate layer, a solidified layer, a glue layer and a release film layer; the curing layer is arranged above the yellowing-resistant base material layer; the glue layer is arranged on the yellowing-resistant base material layer and also comprises a yellowing-resistant auxiliary agent layer and a color-changing pigment layer; the release film layer is arranged below the glue layer; the yellowing-resistant base material layer is a yellowing-resistant TPU base material layer. The utility model discloses simple structure through using yellowing resistant TPU as the substrate, surface treatment is from the UV photocuring coating that has broken down earlier, and the modified acrylate pressure sensitive adhesive of yellowing resistant, the changeable colour of another side coating again can do over again, and the glue face is not the incomplete glue, and the environmental protection is not had halogen, and the anti scraping performance of UV face is excellent, ability automatic recovery.
Description
Technical Field
The utility model relates to a protection film field especially relates to a flexible resistant protection film that waits of changeable colour.
Background
The protective film can be divided into a digital product protective film, an automobile protective film, a household protective film, a food fresh-keeping protective film and the like according to the application. With the popularization of digital products such as mobile phones in China, the protective film has become a general name of the screen protective film slowly, and the function of the protective film in the field of screen protective films is also five-flower eight-door. The materials have undergone more than 5 years of development from the earliest PP materials to the current popular AR materials, and are slowly accepted by the vast cell phone population.
The traditional protective film is not resistant to yellowing, is easy to glue residue and has single color.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a flexible resistant protection film of can changing colour of not cull.
The utility model adopts the following technical scheme:
a color-variable flexible weather-resistant protective film comprises a yellowing-resistant base material layer, a cured layer, a glue layer and a release film layer; the curing layer is arranged above the yellowing-resistant base material layer; the glue layer is arranged on the yellowing-resistant base material layer and also comprises a yellowing-resistant auxiliary agent layer and a color-changing pigment layer; the release film layer is arranged below the glue layer; the yellowing-resistant base material layer is a yellowing-resistant TPU base material layer.
The technical proposal is further improved in that the thickness of the yellowing resistant substrate layer is 100-500 μm.
The technical scheme is further improved in that the curing layer is a self-repairing UV curing coating.
In a further improvement of the above technical solution, the thickness of the cured layer is 5-15 μm.
The technical proposal is further improved in that the glue layer is an acrylate pressure-sensitive glue layer.
The technical proposal is further improved in that the thickness of the glue layer is 20-80 μm.
The technical proposal is further improved in that the color changing pigment layer is a mixed layer of light interference color changing pigment and light diffraction pigment.
The technical proposal is further improved in that the release film is silicone oil PET release film.
The technical proposal is further improved in that the thickness of the release film is 25-100 μm.
The utility model has the advantages that:
the utility model discloses simple structure through using yellowing resistant TPU as the substrate, surface treatment is from the UV photocuring coating that has broken down earlier, and the modified acrylate pressure sensitive adhesive of yellowing resistant, the changeable colour of another side coating again can do over again, and the glue face is not the incomplete glue, and the environmental protection is not had halogen, and the anti scraping performance of UV face is excellent, ability automatic recovery.
Drawings
Fig. 1 is a schematic structural view of the color-changeable flexible weather-resistant protective film of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1, the color-changeable flexible weather-resistant protective film comprises a yellowing-resistant substrate layer 10, a cured layer 20, a glue layer 30 and a release film layer 40; the cured layer 20 is disposed above the yellowing-resistant substrate layer 10; the glue layer 30 is arranged on the yellowing-resistant substrate layer 10, and the glue layer 30 further comprises a yellowing-resistant auxiliary agent layer 31 and a color-changing pigment layer 32; the release film layer 40 is arranged below the glue layer 30; the yellowing-resistant base material layer 10 is a yellowing-resistant TPU base material layer.
The yellowing resistance assistant layer 31 may be Tinuvin 5151 (added in a mass percentage of 1 to 2%) of BASF or a composite of Tinuvin 292 (added in a mass percentage of 0 to 0.5%) of BASF and Tinuvin 1130 (added in a mass percentage of 0.5 to 1.5%) of BASF.
The thickness of the yellowing-resistant substrate layer 10 is 100-500 μm. The anti-yellowing TPU substrate adopts aliphatic type, and it has good anti-yellowing performance, has optics level performance, and stretch-proofing performance is good, further improves the utility model discloses an anti-yellowing performance.
The cured layer 20 is a self-healing UV cured coating; the thickness of the cured layer 20 is 5-15 μm. The self-repairing UV curing coating is fast to repair, the coating is repaired within 1-2 minutes at normal temperature, the weather resistance is good, the yellowing resistance is good, the water stain resistance is good, the elasticity is good, the flexibility is good, and a Japanese Wucang coating, a Changxing chemical, a Japanese Xinyue chemical, a redbud coating or a Holland Akzo Nobel coating can be adopted.
The glue layer 30 is an acrylate pressure-sensitive glue layer; the thickness of the glue layer 30 is 20-80 μm. The acrylate pressure-sensitive adhesive layer is a pressure-sensitive adhesive with better yellowing resistance, and DS-180 or Anzuo Y-1510 of Wen chemical can be adopted; wherein the acrylate pressure-sensitive adhesive layer also comprises a curing agent, the curing agent can be aliphatic isocyanate or aluminum acetylacetonate with yellowing resistance, and the aliphatic isocyanate can be Corsia
N3390BA, Asahi-formed TPA-90SB, Wanhua Taiwan
TAKENATE D-120N in HT-100 or XDI in Mitsui chemistry, preferably 0.2-3% by weight.
The color-changing pigment layer 32 is a mixed layer of a light interference color-changing pigment and a light diffraction pigment. The color shifting pigment layer 32 may also be one or more of the spectra flair series and ChromaFlair series of JDSU corporation, the Ronastar series and Timiron series of Merck corporation, germany, and the multistorira Axio series of CQV corporation, korea.
The release film is a silicone oil PET release film; the thickness of the release film is 25-100 μm.
The preparation process of the utility model is as follows:
coating a self-repairing UV curing coating curing layer 20 on the upper surface of the yellowing-resistant TPU substrate layer in a slightly concave coating mode, wherein the UV energy is 800-2The machine speed is 10-20 m/min;
coating an acrylate pressure-sensitive adhesive layer on the lower surface of the yellowing-resistant TPU substrate layer by using a comma scraper coating mode, wherein the machine speed is 10-20 m/min; after the coating is finished, a silicone oil PET release film is attached to the lower surface of the acrylate pressure-sensitive adhesive layer.
The utility model discloses simple structure through using yellowing resistant TPU as the substrate, surface treatment is from the UV photocuring coating that has broken down earlier, and the modified acrylate pressure sensitive adhesive of yellowing resistant, the changeable colour of another side coating again can do over again, and the glue face is not the incomplete glue, and the environmental protection is not had halogen, and the anti scraping performance of UV face is excellent, ability automatic recovery.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (8)
1. A flexible weather resistant protection film of changeable colour which characterized in that: comprises an anti-yellowing substrate layer, a cured layer, a glue layer and a release film layer; the curing layer is arranged above the yellowing-resistant base material layer; the glue layer is arranged on the yellowing-resistant base material layer and also comprises a yellowing-resistant auxiliary agent layer and a color-changing pigment layer; the release film layer is arranged below the glue layer; the yellowing-resistant base material layer is a yellowing-resistant TPU base material layer.
2. The color-changeable flexible weather-resistant protective film according to claim 1, wherein: the thickness of the yellowing-resistant base material layer is 100-500 mu m.
3. The color-changeable flexible weather-resistant protective film according to claim 1, wherein: the cured layer is a self-healing UV cured coating.
4. The color-changeable flexible weather-resistant protective film according to claim 3, wherein: the thickness of the cured layer is 5-15 μm.
5. The color-changeable flexible weather-resistant protective film according to claim 1, wherein: the glue layer is an acrylate pressure-sensitive glue layer.
6. The color-changeable flexible weather-resistant protective film according to claim 1, wherein: the thickness of the glue layer is 20-80 μm.
7. The color-changeable flexible weather-resistant protective film according to claim 1, wherein: the release film is silicone oil PET release film.
8. The color-changeable flexible weather-resistant protective film according to claim 7, wherein: the thickness of the release film is 25-100 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021991587.4U CN214327619U (en) | 2020-09-11 | 2020-09-11 | Color-changeable flexible weather-resistant protective film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021991587.4U CN214327619U (en) | 2020-09-11 | 2020-09-11 | Color-changeable flexible weather-resistant protective film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214327619U true CN214327619U (en) | 2021-10-01 |
Family
ID=77875277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021991587.4U Active CN214327619U (en) | 2020-09-11 | 2020-09-11 | Color-changeable flexible weather-resistant protective film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214327619U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115746730A (en) * | 2022-12-06 | 2023-03-07 | 海安元京电子科技有限公司 | TPU adhesive tape and application thereof in electronic equipment |
-
2020
- 2020-09-11 CN CN202021991587.4U patent/CN214327619U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115746730A (en) * | 2022-12-06 | 2023-03-07 | 海安元京电子科技有限公司 | TPU adhesive tape and application thereof in electronic equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106995665B (en) | Heat-resistant UV (ultraviolet) anti-adhesion film and preparation method thereof | |
| CN110527464B (en) | High-viscosity yellowing-resistant anti-explosion film glue, adhesive tape and preparation method thereof | |
| CN102965067A (en) | Ultraviolet-curing liquid-state optical cement | |
| CN104151953A (en) | Weatherability fluorocarbon paint and preparation method thereof | |
| CN101837667A (en) | Ultraviolet cured coating and application thereof | |
| CN214327619U (en) | Color-changeable flexible weather-resistant protective film | |
| CN110077068A (en) | A kind of Novel rear cover for mobile phone and its production technology | |
| CN113214752A (en) | TPU (thermoplastic polyurethane) protective film with self-repairing surface and preparation method thereof | |
| CN215250556U (en) | Color-changing self-repairing vehicle cover film with optical dazzling effect | |
| CN110606668A (en) | Production method of dual-curing type scene-following color-changing solar glass panel | |
| TW201410821A (en) | Adhesive for laminated sheets | |
| CN106960891A (en) | A kind of photovoltaic transparent composite membrane and preparation method and application | |
| CN110591611A (en) | UV (ultraviolet) viscosity-reducing protective film glue with reduced viscosity at high temperature and protective film production method thereof | |
| US20220127482A1 (en) | Scenario-adaptable color-changing ink and solar glass product | |
| CN112852323A (en) | PET (polyethylene terephthalate) anti-static acrylic protective film and preparation method thereof | |
| CN113789133A (en) | Double-layer antistatic acrylic protective film and preparation method thereof | |
| CN109135485A (en) | Amphipathic acrylate polymer anticorrosive coating of a kind of fluorine-silicon copolymer modification and preparation method thereof | |
| CN106118556B (en) | A kind of preparation method of the anti-scratch crystal film of surface advertisement | |
| CN209987496U (en) | Novel mobile phone rear cover | |
| CN110408351A (en) | A kind of UV visbreaking adhesive resistant to high temperature and protection membrane preparation method | |
| CN115368838A (en) | Color changing film | |
| CN103351800B (en) | A kind of Double-layer anti-foring gilding film recessive information coating and preparation method thereof | |
| CN114106709B (en) | Optical adhesive for explosion-proof membrane and preparation method thereof | |
| CN114752311B (en) | TPU protective film and preparation method thereof | |
| CN213936204U (en) | Photovoltaic packaging plate with weather-proof protection effect and photovoltaic module |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |