CN217535900U

CN217535900U - EMI shielding adhesive tape based on acrylic resin conductive coating

Info

Publication number: CN217535900U
Application number: CN202221697613.1U
Authority: CN
Inventors: 刘超; 刘观武; 李用军
Original assignee: Hubei Fuheguan Electronic Materials Co ltd
Current assignee: Hubei Fuheguan Electronic Materials Co ltd
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2022-10-04
Anticipated expiration: 2032-06-30

Abstract

The utility model provides an EMI shielding sticky tape based on acrylic resin conductive coating relates to shielding sticky tape technical field, including the substrate layer, the top surface of substrate layer is equipped with the wearing layer, the top surface of wearing layer is equipped with the design layer, the bottom of substrate layer is equipped with the elasticity layer, be equipped with the optical cement layer between elasticity layer and the substrate layer, the bottom surface on elasticity layer is equipped with the conducting layer, the bottom surface of conducting layer is equipped with from the type layer, the easy tear mouth has evenly been seted up to the side of substrate layer, and the easy tear mouth runs through wearing layer, substrate layer, optical cement layer, conducting layer, elasticity layer and from the type layer respectively, and the top of sticky tape is equipped with the design layer, and the side on design layer does not have the easy tear mouth, has played the effect of protection to the sticky tape, after the sticky tape is pasted, tears the position that needs were tailor with the design layer, then tear the mouth along easily can, these designs and has strengthened the toughness of sticky tape when having made things convenient for the sticky tape to tailor.

Description

EMI shielding adhesive tape based on acrylic resin conductive coating

Technical Field

The utility model relates to a shielding sticky tape technical field especially relates to a EMI shielding sticky tape based on acrylic resin conductive paint.

Background

Shielding is the isolation of metal between two spatial regions to control the induction and radiation of electric, magnetic and electromagnetic waves from one region to the other. Each component in the electronic product needs to be pasted and fixed in a certain process, and an EMI shielding protective tape needs to be used for pasting in the process.

According to patent No. CN205328925U, an ultrathin EMI electromagnetic shielding tape is disclosed, which comprises a substrate, wherein an adhesive layer is coated on one surface of the substrate, a PET film layer is adhered to the adhesive layer, a white coating or a black coating is coated on one surface of the PET film layer, the thickness of the PET film layer is 12-15um, and the thickness of the white coating or the black coating is 2-4um. Through increasing white or black coating on thinner PET film layer, white or black coating can reach good shielding effect, and still have better dumb face outward appearance, is provided with the gluing layer that has high conductivity simultaneously, strengthens its electric conductivity, therefore adapts to the requirement of the electromagnetic shield in the confined space after the frivolousization.

Present EMI shielding sticky tape is mostly integrated structure, need tailor with scissors etc. after having used certain length, and is more troublesome, but when the side of sticky tape was seted up more easy tearing mouth, the toughness of sticky tape was not enough again, easily tears apart.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an EMI shielding adhesive tape based on acrylic resin conductive coating.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an EMI shields sticky tape based on acrylic resin conductive coating, includes the substrate layer, the top surface of substrate layer is equipped with the wearing layer, the top surface of wearing layer is equipped with the design layer, the bottom of substrate layer is equipped with elastic layer, be equipped with the optical cement layer between elastic layer and the substrate layer, elastic layer's bottom surface is equipped with the conducting layer, the bottom surface of conducting layer is equipped with from the type layer, the easy mouth of tearing has evenly been seted up to the side of substrate layer, and easily tears the mouth and run through wearing layer, substrate layer, optical cement layer, conducting layer, elastic layer respectively and from the type layer.

Preferably, the locating hole has been seted up to the top surface on design layer, and the locating hole runs through design layer, wearing layer, substrate layer, optical cement layer, conducting layer, elasticity layer and from the type layer respectively.

Preferably, a metal shielding layer is embedded in the optical adhesive layer.

Preferably, the conductive layer is an acrylic resin conductive paint.

Preferably, the elastic layer is formed by thermoplastic rubber, and the thickness of the elastic layer is 0.2mm +/-20%.

Preferably, the substrate layer is a PET layer.

Preferably, the wear-resistant layer is woven by cotton fiber.

Advantageous effects

The utility model discloses in, evenly seted up easily to tear the mouth in the side of sticky tape, and the top of sticky tape is equipped with the design layer, and the side on design layer does not have easily to tear the mouth, has played the effect of protection to the sticky tape, after the sticky tape is pasted well, will design the layer and tear the position that needs were tailor, then tear along easily tearing the mouth can, these designs have made things convenient for the sticky tape to cut out the while strengthened the toughness of sticky tape.

Drawings

FIG. 1 is an isometric view of the present invention;

fig. 2 is a cross-sectional view of the present invention.

Illustration of the drawings:

1. a shaping layer; 2. an easy-to-tear opening; 3. positioning holes; 4. a wear resistant layer; 5. a substrate layer; 6. an optical adhesive layer; 7. an elastic layer; 8. a conductive layer; 9. a metal shielding layer; 10. and a release layer.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the embodiment, those skilled in the art can obtain other embodiments without making creative efforts, and all of them belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

The specific embodiment is as follows:

referring to fig. 1-2, an EMI shielding adhesive tape based on acrylic resin conductive coating, including substrate layer 5, the top surface of substrate layer 5 is equipped with wearing layer 4, the top surface of wearing layer 4 is equipped with design layer 1, the bottom of substrate layer 5 is equipped with elastic layer 7, be equipped with optical cement layer 6 between elastic layer 7 and the substrate layer 5, the bottom surface of elastic layer 7 is equipped with conducting layer 8, the bottom surface of conducting layer 8 is equipped with from type layer 10, easy tear opening 2 has evenly been seted up to the side of substrate layer 5, and easy tear opening 2 runs through wearing layer 4 respectively, substrate layer 5, optical cement layer 6, conducting layer 8, elastic layer 7 and from type layer 10.

Locating hole 3 has been seted up to the top surface on design layer 1, and locating hole 3 runs through design layer 1 respectively, wearing layer 4, substrate layer 5, optical cement layer 6, conducting layer 8, elastic layer 7 and from type layer 10, optical cement layer 6 is embedded to have metal shielding layer 9, conducting layer 8 is acrylic resin conductive coating, elastic layer 7 adopts rubber heat to mould and forms, elastic layer 7's thickness is 0.2mm, substrate layer 5 is the PET layer, wearing layer 4 is woven for cotton-fiber to form.

PET is commonly known as polyester resin. The PET film is a polycondensate of terephthalic acid and ethylene glycol, is commonly called as thermoplastic polyester or saturated polyester together with PBT, has good mechanical property, has impact strength 3-5 times that of other films, has good folding resistance, is resistant to oil, fat, dilute acid, dilute alkali and most solvents, is suitable for being used as a substrate layer 5, a wear-resistant layer 4 is cotton fiber, has good wear resistance and can prolong the service life of the adhesive tape, a release layer 10 is release paper and prevents the adhesive tape from being polluted by dust, a metal shielding layer 9 is metal powder, a shaping layer 1 is a plastic film and protects the adhesive tape.

The utility model discloses a theory of operation: the sticky tape is when using, the effect of locating hole 3 is conveniently fixes a position the position that needs were pasted through locating hole 3, tear from type paper with type layer 10, then paste the sticky tape in shielding department, easy tear mouth 2 has evenly been seted up in the side of sticky tape, and the top of sticky tape is equipped with design layer 1, design layer 1's side does not have easy tear mouth 2, the effect of protection has been played to the sticky tape, after the sticky tape is pasted well, will design layer 1 and tear the position that needs were tailor, then tear along easy tear mouth 2 can, these designs have made things convenient for the sticky tape to cut out the while the toughness of reinforcing sticky tape.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the basic principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An EMI shielding adhesive tape based on acrylic resin conductive coating comprises a substrate layer (5), and is characterized in that: the top surface of substrate layer (5) is equipped with wearing layer (4), the top surface of wearing layer (4) is equipped with design layer (1), the bottom of substrate layer (5) is equipped with elasticity layer (7), be equipped with optical cement layer (6) between elasticity layer (7) and substrate layer (5), the bottom surface of elasticity layer (7) is equipped with conducting layer (8), the bottom surface of conducting layer (8) is equipped with from type layer (10), easy tear mouth (2) have evenly been seted up to the side of substrate layer (5), and easy tear mouth (2) run through wearing layer (4), substrate layer (5), optical cement layer (6), conducting layer (8), elasticity layer (7) respectively and from type layer (10).

2. The EMI shielding tape based on the acrylic conductive paint as set forth in claim 1, wherein: locating hole (3) have been seted up to the top surface on design layer (1), and just stereotype layer (1), wearing layer (4), substrate layer (5), optical cement layer (6), conducting layer (8), elastic layer (7) and from type layer (10) are run through respectively in locating hole (3).

3. The EMI shielding tape based on acrylic conductive paint as claimed in claim 1, wherein: and a metal shielding layer (9) is embedded in the optical adhesive layer (6).

4. The EMI shielding tape based on the acrylic conductive paint as set forth in claim 1, wherein: the conductive layer (8) is acrylic resin conductive paint.

5. The EMI shielding tape based on the acrylic conductive paint as set forth in claim 1, wherein: the elastic layer (7) is formed by thermoplastic rubber, and the thickness of the elastic layer (7) is 0.2mm +/-20%.

6. The EMI shielding tape based on the acrylic conductive paint as set forth in claim 1, wherein: the base material layer (5) is a PET layer.

7. The EMI shielding tape based on acrylic conductive paint as claimed in claim 1, wherein: the wear-resistant layer (4) is formed by weaving cotton fibers.