CN214937157U

CN214937157U - OCA optical cement with high light transmission

Info

Publication number: CN214937157U
Application number: CN202121787264.8U
Authority: CN
Inventors: 林志波
Original assignee: Dongguan Jiepu Plastic Hardware Products Co ltd
Current assignee: Dongguan Jiepu Plastic Hardware Products Co ltd
Priority date: 2021-08-02
Filing date: 2021-08-02
Publication date: 2021-11-30
Anticipated expiration: 2031-08-02

Abstract

The utility model discloses an OCA optical cement with high light transmittance, which comprises a first release film, wherein the lower end surface of the first release film is connected with a fire retardant layer; the connecting clamp body is connected to the lower end face of the fireproof agent layer, and the outer wall of the connecting clamp body is connected with a connecting clamping groove; the connecting glue layer is arranged outside the connecting clamping groove; the second release film is connected below the connecting clamping groove; the penetrating and infiltrating body is connected to the lower end face of the second release film, and infiltrating holes are formed in the penetrating and infiltrating body; the optical acrylic adhesive base layer is connected to the lower end face of the permeation infiltration body; ultraviolet shielding particles disposed inside the optical acryl glue base layer. The utility model can effectively shield the ultraviolet rays through the arranged ultraviolet shielding particles, thereby prolonging the service life of the device; the fire-retardant agent layer made by mixing can improve the fire-retardant effect of the fire-retardant agent layer, thereby improving the fire-retardant performance of the device.

Description

OCA optical cement with high light transmission

Technical Field

The utility model relates to a OCA optical cement technical field specifically is a high OCA optical cement of light transmissivity.

Background

Optical clear adhesives are special adhesives used to bond transparent optical elements (e.g., lenses, etc.). The coating is required to have the characteristics of colorless transparency, light transmittance of more than 90 percent, good bonding strength, capability of being cured at room temperature or middle temperature, small curing shrinkage and the like. The OCA optical adhesive is one of important raw materials of the touch screen, is prepared by manufacturing the optical acrylic adhesive into a non-base material and then respectively attaching a layer of release film to the upper bottom layer and the lower bottom layer, and is a double-sided adhesive without a base material. In short, OCA is a special non-substrate double-sided adhesive tape with optical transparency.

The existing OCA optical cement is not very high in overall strength when in use, has no fireproof and flame-retardant functions, cannot effectively shield ultraviolet rays and influence service life, and therefore the OCA optical cement with high light transmission is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a current OCA optical cement bulk strength is not very high when using, and does not have the fire-retardant function of fire prevention to can't effectively shield the problem that influences life to the ultraviolet ray.

In order to achieve the above object, the utility model provides a following technical scheme: an OCA optical cement with high light transmission comprises:

the lower end surface of the first release film is connected with a fire retardant layer;

the connecting clamp body is connected to the lower end face of the fireproof agent layer, and the outer wall of the connecting clamp body is connected with a connecting clamping groove;

the connecting glue layer is arranged outside the connecting clamping groove;

the second release film is connected below the connecting clamping groove;

the penetrating and infiltrating body is connected to the lower end face of the second release film, and infiltrating holes are formed in the penetrating and infiltrating body;

the optical acrylic adhesive base layer is connected to the lower end face of the permeation infiltration body;

ultraviolet shielding particles disposed inside the optical acryl glue base layer.

Preferably, the first release film is further provided with:

and the silicon oil layer is connected with the upper end surface of the first release film.

Preferably, the silicon oil layer is tightly attached to the first release film, and the external dimensions of the silicon oil layer and the first release film are matched.

Preferably, the fire-retardant agent layer and the connecting clamp body are fixedly connected, the fire-retardant agent layer forms a clamping structure between the release film through the connecting clamp body and the connecting clamping groove, and the connecting glue layer is wrapped outside the connecting clamp body and the connecting clamping groove.

Preferably, the optical acrylic adhesive base layer is bonded and connected with the second release film through the infiltration holes, the infiltration holes are uniformly distributed in an equidistant manner relative to the inside of the infiltration body, and the shape and the size of the optical acrylic adhesive base layer are matched with those of the infiltration body.

Preferably, the ultraviolet shielding particles are uniformly distributed with respect to the inside of the optical acryl glue-based layer, and the size of the ultraviolet shielding particles is 1015 nm.

Preferably, the fire retardant layer is a mixture of an organic flame retardant and an inorganic flame retardant, and the ratio of the mixture of the organic flame retardant and the inorganic flame retardant is 6: 4.

Compared with the prior art, the utility model provides a OCA optical cement that light transmissivity is high possesses following beneficial effect:

1. the first release film can be effectively protected by arranging the silicon oil layer, and the first release film can be subjected to waterproof air treatment;

2. the device can be subjected to fireproof treatment through the arranged fireproof agent layer, the fireproof effect of the device is improved, the device is convenient to transport and use, the connection effect between the fireproof agent layer and the second release film can be improved through the fireproof agent layer capable of being clamped, the overall strength of the device is improved, and the connection between the fireproof agent layer and the second release film is further improved through the externally-wrapped connection adhesive layer; the optical acrylic adhesive base layer and the connecting colloid on the second release film can be mutually infiltrated through the arranged infiltration holes, so that the connecting effect between the second release film and the optical acrylic adhesive base layer is improved;

3. the ultraviolet rays can be effectively shielded by the arranged ultraviolet ray shielding particles, so that the service life of the device is prolonged; the fire-retardant agent layer made by mixing can improve the fire-retardant effect of the fire-retardant agent layer, thereby improving the fire-retardant performance of the device.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic view of the three-dimensional structure of the infiltration body of the present invention;

fig. 4 is a schematic view of a part of an enlarged structure at a in fig. 2 according to the present invention.

In the figure: 1. a silicon oil layer; 2. a first release film; 3. a fire retardant layer; 4. connecting the adhesive layer; 5. a second release film; 6. penetrating through the infiltration body; 7. infiltrating the pores; 8. an optical acrylic adhesive base layer; 9. a connecting card body; 10. a connecting clamping groove; 11. ultraviolet shielding particles.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.

As shown in fig. 1 to 3, an OCA optical adhesive with high light transmittance includes: the lower end surface of the first release film 2 is connected with a fire retardant layer 3; the second release film 5 is connected below the connecting clamping groove 10; a permeation infiltrant 6 connected to the lower end face of the second release film 5, wherein infiltration holes 7 are formed in the permeation infiltrant 6; an optical acrylic adhesive base layer 8 connected to the lower end surface of the permeation infiltrant 6; ultraviolet shielding particles 11 disposed inside the optical acryl glue base layer 8; the silicone oil layer 1 is connected with the upper end surface of the first release film 2; the silicon oil layer 1 is tightly attached to the first release film 2, and the external dimensions of the silicon oil layer 1 and the first release film 2 are matched; the optical acrylic adhesive base layer 8 is bonded and connected with the second release film 5 through the infiltration holes 7, the infiltration holes 7 are uniformly distributed in an equidistant manner relative to the inside of the permeation infiltration body 6, and the external dimensions of the optical acrylic adhesive base layer 8 and the permeation infiltration body 6 are matched; the ultraviolet shielding particles 11 are uniformly distributed about the inside of the optical acryl glue base layer 8, and the size of the ultraviolet shielding particles 11 is 1015 nm; the fire retardant layer 3 is a mixture of an organic fire retardant and an inorganic fire retardant, and the ratio of the mixture of the organic fire retardant to the inorganic fire retardant is 6: 4; the silicon oil layer 1 can effectively protect the first release film 2 and can perform moisture-proof treatment on the first release film 2; the optical acrylic adhesive base layer 8 and the connecting colloid on the second release film 5 can be mutually infiltrated through the arranged infiltration holes 7, so that the connecting effect between the second release film 5 and the optical acrylic adhesive base layer 8 is improved; the ultraviolet shielding particles 11 can effectively shield ultraviolet rays, so that the service life of the device is prolonged; the fire retardant layer 3 made by mixing can improve the fire-retardant effect of the fire retardant layer 3, thereby improving the fire-retardant performance of the device.

As shown in fig. 4, an OCA optical adhesive with high light transmittance includes: the connecting clamp body 9 is connected to the lower end face of the fireproof agent layer 3, and the outer wall of the connecting clamp body 9 is connected with a connecting clamping groove 10; the connecting glue layer 4 is arranged outside the connecting clamping groove 10; the fireproof agent layer 3 is fixedly connected with the connecting clamp body 9, the fireproof agent layer 3 forms a clamping structure with the second release film 5 through the connecting clamp body 9 and the connecting clamping groove 10, and the connecting glue layer 4 wraps the connecting clamp body 9 and the connecting clamping groove 10; the fire retardant layer 3 through setting up can carry out fire prevention processing to the device, improves the fire prevention effect of device, convenient transportation and use, and can carry out the fire retardant layer 3 of block and can improve the connection effect between fire retardant layer 3 and the second release film 5 to improve the bulk strength of device, further improve fire retardant layer 3 and the second through the connection glue film 4 of outside parcel and from the connectivity between the film 5.

The working principle is as follows: when using this OCA optical cement that light transmissivity is high, at first when carrying out the atress from type membrane 2, first from

type membrane

2 and 3 bonding connection on fire retardant layer, fire retardant layer 3 produces the atress, fire retardant layer 3 and connection card body 9 fixed connection, connection card body 9 produces the atress, connection card body 9 carries out the block with connection draw-in groove 10 and improves the connection effect, connection draw-in groove 10 carries out the atress, the second is from type membrane 5 and connection draw-in groove 10 fixed connection, the second carries out the atress from type membrane 5, connection card body 9 and the outside connection glue film 4 of connection draw-in groove 10 further improve the connection effect, the second is from type membrane 5 through seeing through infiltration body 6 and infiltration hole 7 and optical acrylic glue basic unit 8 bonding connection, final atress can be transmitted to optical acrylic glue basic unit 8, when using the transportation, silicon oil reservoir 1 with first bonding connection from type membrane 2 prevents the access device, ultraviolet shielding particle 11 that sets up in optical acrylic glue basic unit 8 inside carries out good screen to the ultraviolet ray When the OCA optical cement is shielded and meets high-temperature and large fire, the arranged fire retardant layer 3 can effectively block the high-temperature and large fire, the organic fire retardant is antimony trioxide, and the inorganic fire retardant is m-phenylene tetraphenyl diphosphate, which is the working principle of the OCA optical cement with high light transmission.

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. An OCA optical cement with high light transmission is characterized by comprising:

the lower end surface of the first release film (2) is connected with a fire retardant layer (3);

the connecting clamp body (9) is connected to the lower end face of the fireproof agent layer (3), and the outer wall of the connecting clamp body (9) is connected with a connecting clamping groove (10);

the connecting glue layer (4) is arranged outside the connecting clamping groove (10);

the second release film (5) is connected below the connecting clamping groove (10);

a permeation infiltrating body (6) connected to the lower end face of the second release film (5), wherein infiltrating holes (7) are formed in the permeation infiltrating body (6);

an optical acrylic adhesive base layer (8) connected to the lower end face of the permeation infiltration body (6);

and ultraviolet shielding particles (11) arranged inside the optical acrylic adhesive base layer (8).

2. The OCA optical cement with high light transmittance according to claim 1, wherein the first release film (2) is further provided with:

and the silicon oil layer (1) is connected with the upper end face of the first release film (2).

3. The OCA optical cement with high light transmittance as claimed in claim 2, wherein: the silicon oil layer (1) is tightly attached to the first release film (2), and the external dimensions of the silicon oil layer (1) and the first release film (2) are identical.

4. The OCA optical cement with high light transmittance as claimed in claim 1, wherein: the fireproof agent layer (3) is fixedly connected with the connecting clamp body (9), the fireproof agent layer (3) forms a clamping structure between the release film (5) through the connecting clamp body (9) and the connecting clamping groove (10) and the second, and the connecting glue layer (4) is wrapped outside the connecting clamp body (9) and the connecting clamping groove (10).

5. The OCA optical cement with high light transmittance as claimed in claim 1, wherein: the optical acrylic adhesive base layer (8) is in adhesive connection with the second release film (5) through the infiltration holes (7), the infiltration holes (7) are uniformly distributed in an equidistant mode in the penetrating infiltration body (6), and the optical acrylic adhesive base layer (8) is matched with the penetrating infiltration body (6) in overall dimension.

6. The OCA optical cement with high light transmittance as claimed in claim 1, wherein: the ultraviolet shielding particles (11) are uniformly distributed about the inside of the optical acrylic adhesive base layer (8), and the size of the ultraviolet shielding particles (11) is 10-15 nm.

7. The OCA optical cement with high light transmittance as claimed in claim 1, wherein: the fireproof agent layer (3) is a mixture of an organic flame retardant and an inorganic flame retardant, and the ratio of the mixture of the organic flame retardant to the inorganic flame retardant is 6: 4.