CN213977523U

CN213977523U - Double-sided foam adhesive tape for electronic equipment

Info

Publication number: CN213977523U
Application number: CN202023276826.0U
Authority: CN
Inventors: 王瞬如
Original assignee: Kunshan Puchuang Electronic Materials Co Ltd
Current assignee: Kunshan Puchuang Electronic Materials Co Ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-08-17
Anticipated expiration: 2030-12-30

Abstract

The utility model discloses a be used for two-sided bubble celloidin area of electronic equipment, including two-sided bubble celloidin body and plastics circle, the surface of plastics circle is located to two-sided bubble celloidin body cover, two-sided bubble celloidin body includes the stratum basale. The utility model discloses it has first bubble cotton layer to bond through EVA glue at the top of stratum basale, the cotton layer of PE foaming that first bubble included and the cotton layer of EVA foaming all have very good weatherability, it has the cotton layer of second bubble to bond through EVA glue in the bottom of stratum basale, the cotton layer of PU foaming that the cotton layer of second bubble included and high foaming layer all have very good weatherability, the acrylic EVA glue of establishing is scribbled to PE foaming cotton layer upper surface and the hot melt adhesive of establishing of the lower surface coating on high foaming layer all have very good viscidity, make two-sided bubble cotton glue body reach the purpose that the weatherability is good, it is poor to have solved current two-sided bubble cotton glue weatherability, easy damage comes unstuck when leading to it to use, influence the problem of normal use.

Description

Double-sided foam adhesive tape for electronic equipment

Technical Field

The utility model relates to a two-sided bubble celloidin technical field specifically is a be used for electronic equipment two-sided bubble celloidin area.

Background

The foam double-faced adhesive tape is characterized in that strong-adhesion acrylic acid adhesive is coated on two sides of a foam base material, then one side of the foam double-faced adhesive tape is coated with release paper or a double-faced adhesive tape formed by release films, if the two sides of the foam double-faced adhesive tape are coated with the release paper or the release films, the foam double-faced adhesive tape is made into a sandwich double-faced adhesive tape, and the sandwich double-faced adhesive tape is mainly used for facilitating double-faced adhesive tape punching, has the characteristics of strong adhesive force, good holding power, good waterproof performance, strong temperature resistance and strong ultraviolet resistance, and is divided into: the adhesive system comprises oil adhesive, thermosol, rubber and acryl adhesive, the PE foam double-sided adhesive is double-sided adhesive formed by coating acryl adhesive water on two sides of a PE foamed substrate, the color mainly comprises white, black and gray, the common thickness comprises 0.3mm, 0.5mm, 0.8mm, 1.0mm, 1.5mm, 2.0mm and 3.0mm, the foam expansion ratio of the foam comprises 5 times, 8 times, 10 times, 15 times, 20 times and 30 times, the release mainly comprises release paper (white and yellow) and release films (red, green, blue and orange), and the application is as follows: the adhesive fixing device is suitable for the adhesive fixing action in the aspects of photo frame decorative strips, furniture decorative strips, automobile decorative strips, corrugated plates, wheel arcs, flow blocking, plate brake lamps, automobile logos, motorcycle labels, electric appliance nameplates, wool tops and the like, and is characterized in that: strong adhesive force, good retention, ultraviolet resistance, temperature resistance, water resistance, solvent resistance and plasticity resistance, and the application temperature is as follows: the EVA foam double-sided adhesive is formed by coating adhesive on two sides of an EVA foamed substrate, the adhesive comprises oil glue, thermosol and rubber glue, has rich colors, white, gray, black and other colors, has the advantages of good shockproof buffer performance, closed cells, good sound insulation effect, heat insulation, moisture resistance, chemical corrosion resistance and the like, meets the environmental protection requirement, and is suitable for various industries such as various electronic products, electric appliances, automobiles, communication, computers, toys, household hooks, sports equipment, plastic cement, hardware and the like to be used as auxiliary materials and has the common density: 38-48 degrees, special density: 50-80 degrees, common thickness: 0.5mm-50mm, generally adopting white or yellow release paper, and the applicable temperature is as follows: 20 ℃ -60 ℃, the PU foam double-sided adhesive is a double-sided adhesive formed by coating acrylic adhesive water on two sides of a PU foaming (polyurethane) substrate, the color is white and black, the common thickness is 0.8mm and 1.6mm, the release paper mainly covers blue tape grids has the characteristics of strong adhesive force, good adhesion, waterproofness, good hardness, good toughness and strong weight resistance, and is suitable for adhesive fixation of hooks, billboards, picture boards, plastic strips, metal sheets and the like, and the application temperature is as follows: the temperature is-20 ℃ to 120 ℃, but the existing double-faced foam cotton has poor weather resistance, so that the double-faced foam cotton is easy to damage and degum when in use, and the normal use is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be used for two-sided bubble celloidin area of electronic equipment possesses the good advantage of corrosion protection nature, and it is poor to have solved current two-sided bubble celloidin weatherability, and the fragile is come unstuck when leading to its use, influences the problem of normal use.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a be used for two-sided bubble cotton tape of electronic equipment, includes two-sided bubble cotton body and plastics circle, the surface of plastics circle is located to two-sided bubble cotton body cover, two-sided bubble cotton body includes the stratum basale, the top of stratum basale has first bubble cotton layer through EVA glue bonding, first bubble cotton layer includes that PE sends out the cotton layer of bubble and the cotton layer of EVA foaming, the bottom of stratum basale bonds through EVA glue has the cotton layer of second bubble, the cotton layer of second bubble includes that PU sends out the cotton layer of bubble and high foaming layer, the upper surface coating that PE sent out the cotton layer is equipped with ya keli EVA glue, the upper surface that PE sent out the cotton layer of bubble has the slip sheet through yakeli EVA glue bonding, the lower surface coating on high foaming layer is equipped with the hot melt adhesive.

Preferably, the EVA foaming cotton layer is located the top of stratum basale, the top of EVA foaming cotton layer and the bottom of PE foaming cotton layer are through EVA glue bonding.

Preferably, the thickness of the PE foam layer is the same as that of the EVA foam layer, and the thickness of the first foam layer is 0.2-0.3 times that of the base layer.

Preferably, the PU foam layer is located the bottom of stratum basale, the bottom of PU foam layer and the top of high foaming layer are passed through EVA glue and are bonded.

Preferably, the thickness of the PU foam layer is the same as that of the high-foaming layer, and the thickness of the second foam layer is 0.4-0.5 times of that of the base layer.

Preferably, the plastic ring is made of polyethylene, and the thickness of the plastic ring is the same as that of the double-faced foam rubber body.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses it has first bubble cotton layer to bond through EVA glue at the top of stratum basale, the cotton layer of PE foaming that first bubble included and the cotton layer of EVA foaming all have very good weatherability, it has the cotton layer of second bubble to bond through EVA glue in the bottom of stratum basale, the cotton layer of PU foaming that the cotton layer of second bubble included and high foaming layer all have very good weatherability, the acrylic EVA glue of establishing is scribbled to PE foaming cotton layer upper surface and the hot melt adhesive of establishing of the lower surface coating on high foaming layer all have very good viscidity, make two-sided bubble cotton glue body reach the purpose that the weatherability is good, it is poor to have solved current two-sided bubble cotton glue weatherability, easy damage comes unstuck when leading to it to use, influence the problem of normal use.

Drawings

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

FIG. 2 is a schematic view of the cross-sectional structure of the double-faced foam rubber body of the present invention;

FIG. 3 is a schematic view of the first foam layer structure of the present invention;

fig. 4 is a schematic view of the second foam layer structure of the present invention.

In the figure: 1. a double-sided foam rubber body; 11. a base layer; 12. a first foam layer; 121. a PE foam cotton layer; 122. an EVA foam cotton layer; 13. a second foam layer; 131. a PU foam cotton layer; 132. a high-foaming layer; 2. lining paper; 3. and (4) a plastic ring.

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.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses a two-sided bubble celloidin body 1, stratum basale 11, first cotton layer 12 of bubble, the cotton layer 121 of PE foaming, EVA foaming cotton layer 122, the cotton layer 13 of second bubble, the cotton layer 131 of PU foaming, high foaming layer 132, slip sheet 2 and plastic ring 3 parts are the parts that general standard spare or technical field personnel know, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.

Referring to fig. 1-4, a double-sided foam adhesive tape for electronic devices includes a double-sided foam adhesive body 1 and a plastic ring 3, the plastic ring 3 is made of polyethylene, the thickness of the plastic ring 3 is the same as that of the double-sided foam adhesive body 1, the double-sided foam adhesive body 1 is sleeved on the outer surface of the plastic ring 3, the double-sided foam adhesive body 1 includes a substrate layer 11, a first foam layer 12 is adhered on the top of the substrate layer 11 through EVA glue, the first foam layer 12 includes a PE foam layer 121 and an EVA foam layer 122, the EVA foam layer 122 is located on the top of the substrate layer 11, the top of the EVA foam layer 122 and the bottom of the PE foam layer 121 are adhered through EVA glue, the thickness of the PE foam layer 121 is the same as that of the EVA foam layer 122, the thickness of the first foam layer 12 is 0.2-0.3 times the thickness of the substrate layer 11, the bottom of the substrate layer 11 has a second foam layer 13 through EVA glue, the second foam layer 13 comprises a PU foam layer 131 and a high foam layer 132, the upper surface of the PE foam layer 121 is coated with acrylic EVA glue, the upper surface of the PE foam layer 121 is adhered with lining paper 2 through the acrylic EVA glue, the lower surface of the high foam layer 132 is coated with hot melt glue, the PU foam layer 131 is positioned at the bottom of the substrate layer 11, the bottom of the PU foam layer 131 is adhered with the top of the high foam layer 132 through the EVA glue, the thickness of the PU foam layer 131 is the same as that of the high foam layer 132, the thickness of the second foam layer 13 is 0.4-0.5 times of that of the substrate layer 11, the top of the substrate layer 11 is adhered with a first foam layer 12 through the EVA glue, the PE foam layer 121 and the EVA foam layer 122 which are included in the first foam layer 12 both have excellent weather resistance, the bottom of the substrate layer 11 is adhered with a second foam layer 13 through the EVA glue, the PU foam layer 131 and the high foam layer 132 which are included in the second foam layer 13 both have excellent weather resistance, the acrylic EVA glue coated on the upper surface of the PE foam cotton layer 121 and the hot melt adhesive coated on the lower surface of the high-foaming layer 132 both have very good viscosity, so that the double-sided foam cotton body 1 achieves the purpose of resisting pollution.

During the use, it has first bubble cotton layer 12 to bond through EVA glue at the top of stratum basale 11, PE foaming cotton layer 121 and EVA foaming cotton layer 122 that first bubble cotton layer 12 includes all have very good weatherability, it has second bubble cotton layer 13 to bond through EVA glue in the bottom of stratum basale 11, PU foaming cotton layer 131 and high foaming layer 132 that second bubble cotton layer 13 includes all have very good weatherability, acrylic EVA glue that PE foaming cotton layer 121 upper surface was scribbled and the hot melt adhesive that high foaming layer 132 lower surface was scribbled all have very good viscidity, make two-sided bubble cotton glue body 1 reach the purpose of anticorrosion, it is poor to have solved current two-sided bubble cotton glue weatherability, lead to its easy damage degum when using, influence the problem of normal use.

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 be used for two-sided bubble celloidin area of electronic equipment, includes two-sided bubble celloidin body (1) and plastic ring (3), its characterized in that: the surface of plastic ring (3) is located to two-sided bubble cotton body (1) cover, two-sided bubble cotton body (1) includes stratum basale (11), the top of stratum basale (11) is bonded through EVA glue has first bubble cotton layer (12), first bubble cotton layer (12) are including PE foaming cotton layer (121) and EVA foaming cotton layer (122), the bottom of stratum basale (11) is bonded through EVA glue has second bubble cotton layer (13), second bubble cotton layer (13) are including PU foaming cotton layer (131) and high foaming layer (132), the upper surface coating of PE foaming cotton layer (121) is equipped with ya keli EVA glue, the upper surface of PE foaming cotton layer (121) is bonded through ya keli EVA glue has slip sheet (2), the lower surface of high foaming layer (132) is equipped with scribbles the hot melt adhesive.

2. The double-sided foam tape for electronic equipment according to claim 1, wherein: the EVA foaming cotton layer (122) is located at the top of the basal layer (11), and the top of the EVA foaming cotton layer (122) is bonded with the bottom of the PE foaming cotton layer (121) through EVA glue.

3. The double-sided foam tape for electronic equipment according to claim 1, wherein: the thickness of the PE foam layer (121) is the same as that of the EVA foam layer (122), and the thickness of the first foam layer (12) is 0.2-0.3 times that of the base layer (11).

4. The double-sided foam tape for electronic equipment according to claim 1, wherein: PU foaming cotton layer (131) are located the bottom of stratum basale (11), the bottom of PU foaming cotton layer (131) and the top of high foaming layer (132) are passed through EVA glue and are bonded.

5. The double-sided foam tape for electronic equipment according to claim 1, wherein: the thickness of the PU foam layer (131) is the same as that of the high-foaming layer (132), and the thickness of the second foam layer (13) is 0.4-0.5 times of that of the base layer (11).

6. The double-sided foam tape for electronic equipment according to claim 1, wherein: the plastic ring (3) is made of polyethylene, and the thickness of the plastic ring (3) is the same as that of the double-sided foam rubber body (1).