CN115449312A - Explosion-proof and scratch-proof mobile phone film and preparation method thereof - Google Patents
Explosion-proof and scratch-proof mobile phone film and preparation method thereof Download PDFInfo
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- CN115449312A CN115449312A CN202210993609.8A CN202210993609A CN115449312A CN 115449312 A CN115449312 A CN 115449312A CN 202210993609 A CN202210993609 A CN 202210993609A CN 115449312 A CN115449312 A CN 115449312A
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- 238000002360 preparation method Methods 0.000 title claims abstract description 19
- 238000007790 scraping Methods 0.000 claims abstract description 9
- 239000005341 toughened glass Substances 0.000 claims abstract description 7
- 230000000694 effects Effects 0.000 claims abstract description 6
- 239000004753 textile Substances 0.000 claims abstract description 4
- -1 arene disulfide Chemical class 0.000 claims abstract description 3
- 210000004379 membrane Anatomy 0.000 claims description 23
- 239000012528 membrane Substances 0.000 claims description 23
- 239000003292 glue Substances 0.000 claims description 15
- 230000002209 hydrophobic effect Effects 0.000 claims description 13
- 238000004880 explosion Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 9
- 239000000853 adhesive Substances 0.000 claims description 8
- 230000003678 scratch resistant effect Effects 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 8
- 230000001070 adhesive effect Effects 0.000 claims description 7
- 238000005520 cutting process Methods 0.000 claims description 7
- 238000003860 storage Methods 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 238000005496 tempering Methods 0.000 claims description 6
- 238000004026 adhesive bonding Methods 0.000 claims description 5
- 210000002469 basement membrane Anatomy 0.000 claims description 4
- 229920002799 BoPET Polymers 0.000 claims description 3
- 238000013016 damping Methods 0.000 claims description 3
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 238000000227 grinding Methods 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 238000001771 vacuum deposition Methods 0.000 claims description 3
- OYQYHJRSHHYEIG-UHFFFAOYSA-N ethyl carbamate;urea Chemical compound NC(N)=O.CCOC(N)=O OYQYHJRSHHYEIG-UHFFFAOYSA-N 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 229920000728 polyester Polymers 0.000 claims description 2
- 238000005507 spraying Methods 0.000 claims description 2
- 230000002265 prevention Effects 0.000 claims 1
- 230000001681 protective effect Effects 0.000 abstract description 9
- 239000011521 glass Substances 0.000 abstract description 7
- 238000003801 milling Methods 0.000 abstract description 3
- 238000005649 metathesis reaction Methods 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 83
- 238000000354 decomposition reaction Methods 0.000 description 3
- 230000008439 repair process Effects 0.000 description 3
- 238000006748 scratching Methods 0.000 description 3
- BWGNESOTFCXPMA-UHFFFAOYSA-N Dihydrogen disulfide Chemical compound SS BWGNESOTFCXPMA-UHFFFAOYSA-N 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 239000012790 adhesive layer Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 239000003205 fragrance Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920006267 polyester film Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/29—Laminated material
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/40—Adhesives in the form of films or foils characterised by release liners
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2463/00—Presence of epoxy resin
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2467/00—Presence of polyester
- C09J2467/006—Presence of polyester in the substrate
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Telephone Set Structure (AREA)
- Laminated Bodies (AREA)
Abstract
The invention provides an explosion-proof and scratch-proof mobile phone film and a preparation method thereof, and relates to the technical field of mobile phone protection films. The mobile phone film comprises a first release film, a first seal, a protective film, a second seal and a second release film, wherein the first seal is fixedly arranged at one side of the lower end face of the first release film and leans on the front end, and the second seal is fixedly arranged at one side of the upper end face of the second release film and leans on the front end. Through the setting of anti rete of scraping, effectively prevent that the surface from scraping colored effect, the setting on explosion-proof layer, can avoid causing the phenomenon that the glass piece splashes when toughened glass body is broken, avoid the protection film to burst and cause harm to the human body, the collocation self-repairing intraformational arene disulfide's of collocation metathesis effect, can restore under the normal temperature, this preparation method uses cnc engraving and milling machine and high density textile to carry out the cnc engraving to it and handle and deckle edge polish, its hole site location is more accurate, impel its surface more smooth, increase its life.
Description
Technical Field
The invention relates to the technical field of protective films of mobile phones, in particular to an explosion-proof and scratch-proof mobile phone film and a preparation method thereof.
Background
The mobile phone film is also called as mobile phone beauty film and mobile phone protective film, is a cold mounting film which can be used for mounting the surface of the mobile phone body, the screen and other tangible objects, has various types, and can be divided into the following parts according to the purposes: the functions of the mobile phone screen protective film and the mobile phone body protective film can be divided into the following steps from the original simple scratch-resistant protective film to the push-out functional protective film series: peep-proof membrane, mirror membrane, AR membrane, frosting membrane, high clear film, prevent scraping protection film, 3D membrane, cell-phone fuselage prevent scraping flower protection film, diamond membrane, tempering membrane.
The mobile phone film that uses at present divide into tempering membrane and flexible membrane usually, and tempering membranous ground is harder, and anti scratch nature is strong, but produces glass thorn when having toughened glass cracked and cause harm to personal safety, and is higher to more tiny, slight mar repair cost, needs professional to maintain or directly change to make the life-span reduce.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an explosion-proof and scratch-proof mobile phone film and a preparation method thereof, which solve the problems that glass pricks generated when tempered glass is cracked cause harm to the personal safety, the repair cost for tiny and slight scratches is higher, and professional personnel are required to repair or directly replace the tiny and slight scratches, so that the service life is shortened.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme:
the utility model provides an explosion-proof cell-phone membrane of preventing mar, includes that first from type membrane, first strip of paper used for sealing, protection film, second strip of paper used for sealing and second from the type membrane, first strip of paper used for sealing is fixed to be set up in first from type membrane terminal surface one side by the front end, the second strip of paper used for sealing is fixed to be set up in the second from type membrane up end one side by the front end, first from type membrane and second from type membrane activity respectively set up in the protection film upper and lower extreme, the protection film includes superconductive hydrophobic layer, adhesion layer, self-repairing layer, anti-scratch film layer, explosion-proof layer and base film layer.
Preferably, the superconductive hydrophobic layer is fixed to be set up in self-repairing layer up end through gluing the glutinous layer, the self-repairing layer is fixed to be set up in anti-scraping film layer up end, anti-scraping film layer is fixed to be set up in explosion-proof layer up end, the explosion-proof layer is fixed to be set up in basic film layer up end, wherein superconductive hydrophobic layer, gluing layer, self-repairing layer, anti-scraping film layer, explosion-proof layer and basic film layer are all for the mobile phone film protection film through the pressurized equipment pressurization equipment shaping.
Preferably, the adhesive layer is a transparent adhesive, and acrylic glue or transparent high-adhesive can be used.
Preferably, the explosion-proof layer is a polyester PET film.
Preferably, the scratch-resistant film layer is a nano liquid film.
Preferably, the self-healing layer is a urea-urethane polymeric material that is enriched in aromatic disulfide compounds.
Preferably, the base film layer is made of toughened glass material.
Preferably, the preparation method of the mobile phone film capable of preventing explosion and scratches specifically comprises the following steps;
a. basal lamina section
Cutting the large base film layer into small pieces by using a carving machine or a cutting die;
b. edge grinding of slice
B, using a high-density textile fabric to perform rough edge and anti-damping treatment on the small sheet-shaped base film layer after the fine engraving in the step a;
c. plasticity of slice tempering
C, cutting and plasticizing the flaky base film layer obtained in the step b according to the size of the die, and carrying out toughening treatment on the flaky base film layer, wherein the toughening time is 3-6h;
d. oiling and gluing
Coating oil on the toughened base film layer in a manual, spraying or vacuum coating mode for adhesion, and coating glue on one surface in contact with the mobile phone, wherein the glue is epoxy resin AB glue;
e. pressure forming and storage
The explosion-proof layer, the anti-scratching film layer, the self-repairing layer and the superconducting hydrophobic layer are sequentially pressed, adhered and fixed by using a transparent adhesive through a pressurizing device, and the upper surface and the lower surface of the explosion-proof layer, the anti-scratching film layer, the self-repairing layer and the superconducting hydrophobic layer are respectively wrapped by using a first release film with a first seal and a second release film with a second seal and are placed in a storage box for centralized storage.
(III) advantageous effects
The invention provides an explosion-proof and scratch-proof mobile phone film and a preparation method thereof. The method has the following beneficial effects:
1. the invention provides an explosion-proof and scratch-proof mobile phone film and a preparation method thereof.
2. The invention provides an explosion-proof and scratch-proof mobile phone film and a preparation method thereof.
3. The invention provides an explosion-proof and scratch-proof mobile phone film and a preparation method thereof.
Drawings
FIG. 1 is a schematic axial view of the present invention;
FIG. 2 is a schematic front cross-sectional view of the present invention.
Wherein, 1, a first release film; 2. a first seal; 3. a protective film; 301. a superconducting hydrophobic layer; 302. a sticky layer; 303. a self-healing layer; 304. a scratch resistant film layer; 305. an explosion-proof layer; 306. a base film layer; 4. a second seal; 5. and a second release film.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b):
as shown in fig. 1-2, an embodiment of the present invention provides an explosion-proof and scratch-proof mobile phone film, including a first release film 1, a first seal 2, a protection film 3, a second seal 4, and a second release film 5, where the first seal 2 is fixedly disposed on one side of a lower end surface of the first release film 1 near a front end, the second seal 4 is fixedly disposed on one side of an upper end surface of the second release film 5 near a front end, and the first release film 1 and the second release film 5 are respectively and movably disposed on an upper end and a lower end of the protection film 3, so as to wrap and shield the upper end and the lower end of the protection film 3, reduce dust and impurities attached to the upper surface and the lower surface of the protection film 3 in contact with air, and reduce formation of bubbles during a pasting process, and the protection film 3 includes a superconducting hydrophobic layer 301, an adhesion layer 302, a self-repairing layer 303, an anti-scratching film layer 304, an explosion-proof layer 305, and a base film layer 306.
The superconductive hydrophobic layer 301 is fixedly arranged on the upper end face of the self-repairing layer 303 through the sticky layer 302, the self-repairing layer 303 is fixedly arranged on the upper end face of the scratch-resistant film layer 304, the scratch-resistant film layer 304 is fixedly arranged on the upper end face of the explosion-proof layer 305, the explosion-proof layer 305 is fixedly arranged on the upper end face of the base film layer 306, the superconductive hydrophobic layer 301, the sticky layer 302, the self-repairing layer 303, the scratch-resistant film layer 304, the explosion-proof layer 305 and the base film layer 306 are all assembled into the mobile phone film protective film 3 through pressurization by a pressurization device, the sticky layer 302 is a transparent adhesive and can use acrylic glue or transparent high-viscosity glue, the adhesion is high, the dropping phenomenon is reduced, the transparent effect is achieved, the explosion-proof layer 305 is a polyester film, the PET film is colorless and transparent, the glossy film is high in mechanical property, the rigidity, the hardness and the toughness are high, the puncture resistance, the friction resistance, the high temperature resistance and the low temperature resistance, the scratch resistance, the air tightness and the fragrance retention are good, the existence of the double decomposition resistance can be reduced, the double decomposition repairing film layer 304 is a nano urethane film layer, the aromatic hydrocarbon-polymeric film layer 303 is rich in a certain material, the double decomposition reaction can be carried out, and the disulfide reaction can be carried out at normal temperature, so that the disulfide reaction can be carried out, and the self-repairing material can be carried out, thereby, and the self-repairing material can be used for realizing the self-repairing material at normal temperature and the self-repairing material.
A preparation method of an explosion-proof and scratch-proof mobile phone film specifically comprises the following steps;
a. basal lamina section
The large base film layer 306 is cut into a small piece shape by using the engraving and milling machine, the cutting hole position of the engraving and milling machine is more accurate, the rough edges are smaller, the service life of the glass film is directly influenced by the size of the rough edges, and the smaller the rough edges are, the longer the service life is;
b. edge grinding of slice
B, performing rough edges and damping resistance treatment on the small sheet-shaped base film layer 306 subjected to the fine engraving in the step a by using a high-density textile fabric, so that the glass surface of the base film layer is smoother, rough edges of the glass film are reduced, and the service life of the base film layer is prolonged;
c. plasticity of slice tempering
C, cutting and plasticizing the small-sized base film layer 306 obtained in the step b according to the size of the die, and toughening the small-sized base film layer, wherein the toughening time is 4 hours, the forming critical time of toughened glass is 4 hours, the toughened glass has certain risk less than four hours, and glass pricks still occur during fragmentation, so that personal safety is damaged;
d. oiling and gluing
The toughened base film layer 306 is coated with oil and adhered in a vacuum coating mode, so that the oil coating is more uniform and the adhesion is better, one surface in contact with the mobile phone is coated with glue, the glue is epoxy resin AB glue, the adhesive force of the glue on the surface A is strong, the light transmittance is high, the automatic exhaust of the glue on the surface B is fast, the reusability is strong, and the toughened base film layer can be used for multiple times;
e. pressure forming and storing
The explosion-proof layer 305, the scratch-resistant film layer 304, the self-repairing layer 303 and the superconducting hydrophobic layer 301 are sequentially pressed, adhered and fixed by a pressurizing device by using a transparent adhesive, and the upper surface and the lower surface of the explosion-proof layer are respectively wrapped by using a first release film 1 with a first seal 2 and a second release film 5 with a second seal 4 and are placed in a storage box for centralized storage.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an explosion-proof cell-phone membrane of preventing mar, includes that first type membrane (1), first strip of paper used for sealing (2), protection film (3), second strip of paper used for sealing (4) and second are from type membrane (5), its characterized in that: first strip of paper used for sealing (2) is fixed to be set up in first from type membrane (1) lower terminal surface one side by the front end, second strip of paper used for sealing (4) is fixed to be set up in the second from type membrane (5) up end one side by the front end, first from type membrane (1) and second from type membrane (5) activity respectively set up in protection film (3) upper and lower extreme, protection film (3) include superconductive hydrophobic layer (301), adhesion layer (302), self-repairing layer (303), anti-scratch film layer (304), explosion-proof layer (305) and base film layer (306).
2. The mobile phone film with explosion and scratch resistance and the preparation method thereof according to claim 1, wherein the mobile phone film with explosion and scratch resistance comprises: superconducting hydrophobic layer (301) are fixed to be set up in self-repairing layer (303) up end through gluing layer (302), self-repairing layer (303) are fixed to be set up in anti rete (304) up end of scraping, anti rete (304) of scraping are fixed to be set up in explosion-proof layer (305) up end, explosion-proof layer (305) are fixed to be set up in basement membrane layer (306) up end.
3. The mobile phone film with explosion and scratch resistance and the preparation method thereof according to claim 1, wherein the mobile phone film with explosion and scratch resistance comprises: the sticky layer (302) is transparent adhesive.
4. The explosion-proof and scratch-proof mobile phone film and the preparation method thereof according to claim 1, wherein: the explosion-proof layer (305) is a polyester PET film.
5. The mobile phone film with explosion and scratch resistance and the preparation method thereof according to claim 1, wherein the mobile phone film with explosion and scratch resistance comprises: the anti-scratch film layer (304) is a nano liquid film.
6. The mobile phone film with explosion and scratch resistance and the preparation method thereof according to claim 1, wherein the mobile phone film with explosion and scratch resistance comprises: the self-healing layer (303) is a urea-urethane polymeric material that is enriched in aromatic disulfide compounds.
7. The explosion-proof and scratch-proof mobile phone film and the preparation method thereof according to claim 1, wherein: the base film layer (306) is made of toughened glass material.
8. The preparation method of the mobile phone film with the explosion and scratch prevention functions is characterized by comprising the following steps of;
a. basal lamina section
Cutting the large base film layer (306) into small pieces by using a fine engraving machine or a knife mold;
b. edge grinding of slice
B, using high-density textile fabrics to carry out rough edge and anti-damping treatment on the small sheet-shaped base film layer (306) after the fine carving in the step a;
c. plasticity of slice tempering
C, cutting and plasticizing the flaky base film layer (306) obtained in the step b according to the size of the die, and carrying out toughening treatment on the flaky base film layer for 3-6h;
d. coating oil and glue
Coating oil and adhering the toughened base film layer (306) in a manual, spraying or vacuum coating mode, and coating glue on one surface in contact with the mobile phone, wherein the glue is epoxy resin AB glue;
e. pressure forming and storing
The explosion-proof layer (305), the scratch-resistant film layer (304), the self-repairing layer (303) and the superconducting hydrophobic layer (301) are sequentially pressed, adhered and fixed through a pressurizing device by using a transparent adhesive, and the upper surface and the lower surface of the explosion-proof layer are respectively wrapped by a first release film (1) with a first seal (2) and a second release film (5) with a second seal (4) and are placed in a storage box for centralized storage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210993609.8A CN115449312A (en) | 2022-08-18 | 2022-08-18 | Explosion-proof and scratch-proof mobile phone film and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210993609.8A CN115449312A (en) | 2022-08-18 | 2022-08-18 | Explosion-proof and scratch-proof mobile phone film and preparation method thereof |
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| Publication Number | Publication Date |
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| CN115449312A true CN115449312A (en) | 2022-12-09 |
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| CN202210993609.8A Pending CN115449312A (en) | 2022-08-18 | 2022-08-18 | Explosion-proof and scratch-proof mobile phone film and preparation method thereof |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120051325A (en) * | 2010-11-12 | 2012-05-22 | 김승욱 | Protect film for mobile phone |
| CN108248157A (en) * | 2018-01-31 | 2018-07-06 | 廖仲明 | A kind of part frost flower ambetti and its processing technology |
| CN214545332U (en) * | 2021-02-05 | 2021-10-29 | 广东亚龙兴新材料有限公司 | Flexible high-frequency protective film |
| CN215040893U (en) * | 2020-11-02 | 2021-12-07 | 湖北浠玻实业有限公司 | High-temperature-resistant toughened glass |
| CN216513655U (en) * | 2021-12-25 | 2022-05-13 | 苏州市奥贝新材料科技有限公司 | High-adsorbability single-layer silica gel protective film |
| CN216494610U (en) * | 2021-12-31 | 2022-05-13 | 平湖市偌俬电子有限公司 | Mirror surface not prone to scratch |
-
2022
- 2022-08-18 CN CN202210993609.8A patent/CN115449312A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120051325A (en) * | 2010-11-12 | 2012-05-22 | 김승욱 | Protect film for mobile phone |
| CN108248157A (en) * | 2018-01-31 | 2018-07-06 | 廖仲明 | A kind of part frost flower ambetti and its processing technology |
| CN215040893U (en) * | 2020-11-02 | 2021-12-07 | 湖北浠玻实业有限公司 | High-temperature-resistant toughened glass |
| CN214545332U (en) * | 2021-02-05 | 2021-10-29 | 广东亚龙兴新材料有限公司 | Flexible high-frequency protective film |
| CN216513655U (en) * | 2021-12-25 | 2022-05-13 | 苏州市奥贝新材料科技有限公司 | High-adsorbability single-layer silica gel protective film |
| CN216494610U (en) * | 2021-12-31 | 2022-05-13 | 平湖市偌俬电子有限公司 | Mirror surface not prone to scratch |
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Application publication date: 20221209 |