CN218162520U

CN218162520U - Special optical adhesive tape for 3D (three-dimensional) surface plain glass with good arc edge wrapping performance

Info

Publication number: CN218162520U
Application number: CN202222473107.0U
Authority: CN
Inventors: 梁永林; 钟才锋
Original assignee: Guangdong Huangguan New Material Technology Co ltd
Current assignee: Guangdong Huangguan New Material Technology Co ltd
Priority date: 2022-09-19
Filing date: 2022-09-19
Publication date: 2022-12-27
Anticipated expiration: 2032-09-19

Abstract

The utility model discloses a special optical adhesive tape of 3D curved surface plain glass that arc limit parcel performance is good, including curved surface screen body, the front of curved surface screen body is equipped with the transparent area respectively and prolongs the district with the limit, the limit is prolonged the front first one in district and is equipped with the lens hole respectively and listen the hole, the front of listening the hole is equipped with filter mechanism, the limit is prolonged the front lower half in district and is equipped with main keyhole, the back in district all is equipped with the sticky tape body all around. The above structure is adopted in the utility model, at first adopt the high transparent PET substrate layer that does not have the flash point as the bottom, OCA optical cement dirt is as first high adhesive layer, and the silica gel layer is as the high adhesive layer of second, has promoted the good fillibility and the reworking ability of high adhesive layer on the one hand, and on the other hand also can make the high adhesive layer of second and radian curved surface screen body perfect laminating of silica gel layer conduct, and the edge is difficult for the bounce-back, and the edge is difficult to the gassing.

Description

Special optical adhesive tape for 3D (three-dimensional) surface plain glass with good arc edge wrapping performance

Technical Field

The utility model belongs to optics adhesive tape field, in particular to special optics adhesive tape of 3D curved surface plain glass that arc limit parcel performance is good.

Background

Along with the development of screen, the cambered surface screen has appeared and so on, in order to adapt to the demand of screen development, has appeared tempering membrane, 2.5D tempering membrane, 3D tempering membrane etc. afterwards, this type of protection film can not only prevent that the screen from being scratched, must prevent falling the ability moreover, and the laminating degree with the screen has also obtained promoting by a wide margin simultaneously.

The special AB glue for 3D surface plain glass in the current market: 1. the low-end product is easy to generate bubbles and the edge is easy to rebound, and 2. The high-end product is good in reliability, good in arc edge wrapping performance and clear in using layer and free of flash points.

SUMMERY OF THE UTILITY MODEL

To the problem that mentions in the background art, the utility model aims at providing a special optical adhesive tape of 3D curved surface plain glass that arc limit parcel performance is good to the problem that mentions in the above background art is solved.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a special optical adhesive tape of 3D curved surface plain glass that arc limit parcel performance is good, includes curved surface screen body, the front of curved surface screen body is equipped with the transparent area respectively and prolongs the district with the limit, the first one in front that the district was prolonged on the limit is equipped with the lens hole respectively and listens the hole, the front of listening the hole is equipped with filter mechanism, the positive lower half that the district was prolonged on the limit is equipped with main keyhole, the back that the district was prolonged on the limit all is equipped with the sticky tape body all around.

Further, as preferred technical scheme, the sticky tape body includes, transparent from type rete, OCA optical adhesive layer, high transparent PET substrate layer, silica gel layer and fluorine element from the type membrane constitution, the silica gel layer is established in the upper end of high transparent PET substrate layer, fluorine element is established in the upper end on silica gel layer from the type membrane, OCA optical adhesive layer establishes the lower extreme at high transparent PET substrate layer, the transparency is established at the lower extreme of OCA optical adhesive layer from type rete.

Further, as a preferred technical scheme, all corners around the edge extending area are provided with arc parts.

Further, as preferred technical scheme, filtering mechanism includes the mounting groove, the mounting groove is established in the front of listening the hole, the inboard of mounting groove is equipped with the magnetism frame, the outside magnetic force of magnetism frame is connected with the magnetic sheet, the outside of magnetic sheet is equipped with the round hole.

Further, as a preferred technical scheme, the upper half part of the front surface of the edge area is provided with an arc groove, and the arc groove is arranged on one side of the mounting groove.

To sum up, the utility model discloses mainly have following beneficial effect:

firstly, a high-transmittance transparent PET substrate layer without a flash point is used as a bottom layer, OCA optical cement dust is used as a first high-viscosity layer, and a silica gel layer is used as a second high-viscosity layer, so that on one hand, the good filling property and the reworking performance of the high-viscosity layer are improved, on the other hand, the second high-viscosity layer used as the silica gel layer can be perfectly attached to the radian curved screen body, the edge is not easy to rebound, and the edge is not easy to generate bubbles;

the second, set up on the limit prolongs the district and listen the hole, listen the pore wall in hole and openly set up the mounting groove, set up the magnetism frame in the mounting groove, magnetism force coupling area has the magnetic sheet of round hole in the magnetism frame, can conveniently filter the dust, and the cooperation arc groove can make things convenient for the dismouting to maintain moreover.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a rear view of the curved screen body of the present invention;

FIG. 3 is a cross-sectional view of the filter mechanism of the present invention;

fig. 4 is a sectional view of the adhesive tape body of the present invention.

Reference numerals are as follows: 1. curved surface screen body, 2, lens hole, 3, transparent district, 4, limit extend the district, 5, filtering mechanism, 501, mounting groove, 502, round hole, 503, magnetism frame, 504, magnetic sheet, 6, arc groove, 7, main keyhole, 8, circular arc portion, 9, sticky tape body, 901, transparent type rete, 902, OCA optical cement layer, 903, high transparent PET substrate layer, 904, silica gel layer, 905, fluorine are from type membrane, 10, listen the hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-4, the optical adhesive tape special for 3D curved surface element glass with good arc edge wrapping performance according to the embodiment includes a curved surface screen body 1, a transparent area 3 and an edge extending area 4 are respectively disposed on the front surface of the curved surface screen body 1, a lens hole 2 and a listening hole 10 are respectively disposed on the upper half portion of the front surface of the edge extending area 4, a filtering mechanism 5 is disposed on the front surface of the listening hole 10, a main key hole 7 is disposed on the lower half portion of the front surface of the edge extending area 4, and adhesive tape bodies 9 are disposed around the back surface of the edge extending area 4; the corner all around in limit extension district 4 all is equipped with circular arc portion 8, sets up circular arc portion 8 through the corner all around in limit extension district 4, can promote the smoothness and the quality of curved screen body 1.

Example 2

Refer to fig. 2 and fig. 4, in order to reach the purpose of preventing curved surface screen body 1 edge from producing the bubble, this embodiment adhesive tape body 9 includes, it is transparent from type rete 901, OCA optical cement layer 902, high transparent PET substrate layer 903 that passes through, silica gel layer 904 and fluorine are from type membrane 905 and constitute, silica gel layer 904 is established in the upper end of high transparent PET substrate layer 903 that passes through, fluorine is from type membrane 905 and is established in the upper end of silica gel layer 904, OCA optical cement layer 902 is established at the lower extreme of high transparent PET substrate layer 903 that passes through, it establishes at the lower extreme of OCA optical cement layer 902 to pass through transparent PET substrate layer 903 that passes through transparently from type membrane 904, OCA optical cement dirt is as first high adhesive layer, silica gel layer 904 is as second high adhesive layer 904, on the one hand good fillability and the rework performance of high adhesive layer have been promoted, on the other hand also can make the second high adhesive layer that silica gel layer 904 is as perfectly laminate with curved surface screen body 1 with the radian, the edge is difficult for bounce-back.

Example 3

Referring to fig. 1 and 3, in order to achieve the purpose of conveniently performing dust-proof filtration on the listening hole 10, the filtering mechanism 5 of the present embodiment includes an installation groove 501, the installation groove 501 is disposed on the front surface of the listening hole 10, a magnetic frame 503 is disposed on the inner side of the installation groove 501, a magnetic sheet 504 is magnetically connected to the outer side of the magnetic frame 503, a circular hole 502 is disposed on the outer side of the magnetic sheet 504, by disposing the filtering mechanism 5, the listening hole 10 is disposed on the edge zone 4, the installation groove 501 is disposed on the front surface of the hole wall of the listening hole 10, the magnetic frame 503 is disposed in the installation groove 501, and the magnetic sheet 504 with the circular hole 502 is magnetically connected to the magnetic frame 503, so that dust can be conveniently filtered; the first half of the front in limit extension district 4 is equipped with arc groove 6, and arc groove 6 is established in one side of mounting groove 501, sets up arc groove 6 through the first half in the front in limit extension district 4, can conveniently take out the clearance with magnetic sheet 504 from mounting groove 501.

The use principle and the advantages are as follows: during the use, after taking off from type membrane 905 layer through fluorine, silica gel layer 904 and radian curved surface screen body 1 perfect laminating, then will be transparent from type rete 901 again, install OCA optical cement layer 902 and cell-phone screen, because adopt the transparent PET substrate layer 903 that passes through that does not have the flash point highly, OCA optical cement dirt is as first high adhesive layer, silica gel layer 904 is as the high adhesive layer of second, on the one hand, the good fillibility and the reworking performance of high adhesive layer have been promoted, on the other hand also can make the second high adhesive layer and the perfect laminating of radian curved surface screen body 1 of silica gel layer 904 conduct, the edge is difficult for the bounce-back, the edge is difficult to produce the bubble, and set up on limit extension district 4 and listen hole 10, listen the pore wall front of hole 10 and set up mounting groove 501, set up magnetism frame 503 in the mounting groove 501, the magnetic sheet 504 that magnetic connection has round hole 502 in magnetism frame 503, can conveniently filter the dust, and cooperation arc groove 6 can make things convenient for the dismouting to maintain.

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

1. The utility model provides a special optical adhesive tape of 3D curved surface plain glass that arc limit parcel performance is good which characterized in that: including curved surface screen body (1), the front of curved surface screen body (1) is equipped with transparent district (3) respectively and limit is prolonged district (4), the first one in front that the limit was prolonged district (4) is equipped with lens hole (2) respectively and listens hole (10), the front of listening hole (10) is equipped with filtering mechanism (5), the positive lower half that the limit was prolonged district (4) is equipped with main keyhole (7), the back that the limit was prolonged district (4) all is equipped with adhesive tape body (9) all around.

2. The optical adhesive tape special for 3D curved plain glass with good arc edge wrapping performance according to claim 1, characterized in that: the sticky tape body (9) includes, transparent from type rete (901), OCA optical cement layer (902), high transparent PET substrate layer (903), silica gel layer (904) and fluorine are from type membrane (905) and constitute, silica gel layer (904) is established at the upper end that high transparent PET substrate layer (903) passes through, fluorine is established at the upper end on silica gel layer (904) from type membrane (905), OCA optical cement layer (902) is established at the lower extreme that high transparent PET substrate layer (903) passes through, transparent lower extreme at OCA optical cement layer (902) is established from type rete (901).

3. The optical adhesive tape special for the 3D curved-surface plain glass and having the good arc-edge wrapping performance according to claim 1, is characterized in that: and arc parts (8) are arranged at the corners around the edge extending area (4).

4. The optical adhesive tape special for 3D curved plain glass with good arc edge wrapping performance according to claim 1, characterized in that: filtering mechanism (5) include mounting groove (501), the front in listening hole (10) is established in mounting groove (501), the inboard of mounting groove (501) is equipped with magnetism frame (503), the outside magnetic force of magnetism frame (503) is connected with magnetic sheet (504), the outside of magnetic sheet (504) is equipped with round hole (502).

5. The optical adhesive tape special for 3D curved plain glass with good arc edge wrapping performance according to claim 4, characterized in that: the upper half part of the front surface of the edge area (4) is provided with an arc groove (6), and the arc groove (6) is arranged on one side of the mounting groove (501).