CN216738160U

CN216738160U - Convenient to use's cotton sticky tape of waterproof bubble

Info

Publication number: CN216738160U
Application number: CN202123201159.4U
Authority: CN
Inventors: 林志武; 高凌文; 杨滨
Original assignee: It Contains Up To Winged Intelligent Science And Technology Co ltd In Suzhou
Current assignee: It Contains Up To Winged Intelligent Science And Technology Co ltd In Suzhou
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-06-14
Anticipated expiration: 2031-12-20

Abstract

The present case provides a convenient to use's cotton sticky tape of waterproof bubble, top-down include in proper order from type protective layer, wear-resisting buffer layer, waterproof layer, first supplementary fixed bed, the cotton substrate layer of bubble, the supplementary fixed bed of second, gluing layer and from the type membrane, be provided with a plurality of slopes cut apart the face from the type protective layer, and a plurality of slope cut apart the face with wear-resisting buffer layer forms the contained angle, waterproof layer top-down is including absorbing water layer and hydrophobic layer in proper order, the lower surface on the layer that absorbs water is the concave surface, the upper surface of hydrophobic layer be with the convex surface of the lower surface looks adaptation on layer that absorbs water, just the lower surface cladding on layer that absorbs water the upper surface of hydrophobic layer. This convenient to use's waterproof bubble celloidin area, waterproof performance is good, convenient to use is nimble, is convenient for tear, and the practicality is high.

Description

Convenient to use's cotton sticky tape of waterproof bubble

Technical Field

The utility model relates to a bubble celloidin area field, concretely relates to convenient to use's waterproof bubble celloidin area.

Background

The foam adhesive tape is manufactured by coating a solvent type (or hot melt type) pressure-sensitive adhesive on one surface or two surfaces of EVA (ethylene vinyl acetate) material or PE (polyethylene) foam as a base material and then compounding release paper, has the functions of sealing and shock absorption, and has excellent sealing property, compression deformation resistance, flame retardance, wettability and the like.

The waterproof performance is relatively poor to have when using for current bubble cotton sticky tape, causes the outside steam of bubble cotton sticky tape to get into article inside easily to influence the adhesion effect of bubble cotton sticky tape and article, current bubble cotton sticky tape still exists when using and tears the difficulty from the type protective layer, uses inconvenient problem, can't satisfy user's demand, has reduced the practicality of bubble cotton sticky tape.

In view of the above, a waterproof foam tape with convenient use and excellent waterproof performance is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at prior art's defect, provide a convenient to use's waterproof bubble celloidin area, its waterproof performance is good, convenient to use is nimble, is convenient for tear, and the practicality is high.

The utility model discloses a realize through following technical scheme:

the utility model provides a convenient to use's cotton sticky tape of waterproof bubble, top-down include in proper order from type protective layer, wear-resisting buffer layer, waterproof layer, first supplementary fixed bed, the cotton substrate layer of bubble, the supplementary fixed bed of second, gluing layer and from the type membrane, be provided with a plurality of slopes cut apart the face between the type protective layer, and a plurality of the slope cut apart the face with wear-resisting buffer layer forms the contained angle, waterproof layer top-down is including absorbing water layer and hydrophobic layer in proper order, the lower surface on the layer that absorbs water is the concave surface, the upper surface of hydrophobic layer be with the convex surface of the lower surface looks adaptation on layer that absorbs water, just the lower surface cladding on layer that absorbs water the upper surface of hydrophobic layer.

Preferably, the upper surface of the release protective layer is provided with a grid-shaped embossing.

Preferably, the included angle is 30 to 60 degrees.

Preferably, a PET fiber net interlayer is arranged in the wear-resistant buffer layer.

Preferably, the thickness of the PET fiber mesh interlayer is 20 to 60 μm.

Preferably, the water absorbing layer is made of PVA, and the hydrophobic layer is made of PTFE.

Preferably, a thin copper foil layer is arranged inside the second auxiliary fixing layer.

Preferably, the thickness of the copper foil thin layer is 15 μm to 30 μm.

Preferably, the release film is made of transparent PET.

Compared with the prior art, the utility model discloses following advantage has:

1. the waterproof layer of the waterproof foam adhesive tape convenient to use comprises a water absorbing layer and a hydrophobic layer, wherein the water absorbing layer is made of PVA (polyvinyl alcohol) material, the hydrophobic layer is made of PTFE (polytetrafluoroethylene), the lower surface of the water absorbing layer is a concave surface, the upper surface of the hydrophobic layer is a convex surface matched with the lower surface of the water absorbing layer, and the lower surface of the water absorbing layer coats the upper surface of the hydrophobic layer;

2. this convenient to use's waterproof bubble cotton tape be provided with a plurality of slopes cut apart the face from the type protective layer between, the upper surface from the type protective layer is provided with latticed impressed watermark, and slope cut apart the face and forms 30-60 degrees contained angles with the buffer layer for bubble cotton tape tears more easily from the type protective layer when using, and it is more convenient nimble to use.

Drawings

FIG. 1 is a sectional view of the waterproof foam adhesive tape of the present invention in the longitudinal direction;

FIG. 2 is a cross-sectional view of the waterproof foam adhesive tape of the present invention in the width direction;

fig. 3 is a top view of the release protective layer of the waterproof foam adhesive tape of the utility model.

In the figure: 1-a foam base material layer; 2-a first auxiliary fixed layer; 3-waterproof layer; 4-wear resistant buffer layer; 5-a release protective layer; 6-a second auxiliary fixing layer; 7-an adhesive layer; 8-a release film; 31-a water-absorbing layer; 32-a hydrophobic layer; 41-PET fiber net interlayer; 51-oblique parting plane; 52-embossing; 53-included angle; 61-copper foil thin layer.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to fig. 1-3.

Examples

The utility model provides a convenient to use's cotton sticky tape of waterproof bubble, top-down include in proper order from type protective layer 5, buffer layer 4, waterproof layer 3, first supplementary fixed bed 2, the cotton substrate layer 1 of bubble, the supplementary fixed bed 6 of second, gluing layer 7 and from type membrane 8, be provided with a plurality of slopes cut-apart face 51 from type protective layer 5 within a definite time, and a plurality of slope cut-apart face 51 with buffer layer 4 forms contained angle 53, 3 top-down of waterproof layer include in proper order and absorb water layer 31 and hydrophobic layer 32, the lower surface that absorbs water layer 31 is the concave surface, the upper surface of hydrophobic layer 32 be with the convex surface of the lower surface looks adaptation that absorbs water layer 32, just the lower surface cladding that absorbs water layer 31 the upper surface of hydrophobic layer 32.

The waterproof layer 3 comprises a water absorbing layer 31 and a hydrophobic layer 32, the water absorbing layer 31 is made of PVA material, the hydrophobic layer 32 is made of PTFE material, when the foam adhesive tape is used, the water absorbing layer 31 can intercept and absorb water entering from the outside, the hydrophobic layer 32 can further prevent the water from immersing into the foam adhesive tape and help the water to be discharged to the outside, the waterproof performance of the waterproof foam adhesive tape is improved, the requirements of users are met, the service life of the waterproof foam adhesive tape is prolonged, the practicability of the foam adhesive tape is improved, a plurality of inclined dividing surfaces 51 are arranged between the release protective layers 5, the upper surface of the release protective layer 5 is provided with grid-shaped embossing 52, the inclined dividing surfaces 51 and the wear-resistant buffer layer 4 form an included angle 53, the included angle 53 is 30-60 degrees, so that the foam adhesive tape is easier to be torn away from the release protective layer 5 when in use, the use is more convenient and flexible.

The PET fiber net interlayer 41 is arranged in the wear-resistant buffer layer 4, the thickness of the PET fiber net interlayer 41 is 20-60 microns, the PET fiber net layer 41 has excellent wear resistance and moisture resistance and high strength, the overall performance of the waterproof foam adhesive tape is improved, and the service life of the waterproof foam adhesive tape is prolonged.

A copper foil thin layer 61 is arranged in the second auxiliary fixing layer 6, the thickness of the copper foil thin layer 61 is 15-30 micrometers, and the copper foil thin layer 61 has low surface oxygen characteristics and can play a role in electromagnetic shielding and static resistance.

The release film 8 is made of transparent PET (polyethylene terephthalate), and the PET has good adsorbability and adhesiveness, smooth and clean surface and good stripping property.

The convenient to use's of this embodiment waterproof bubble cotton tape, its theory of operation is:

this convenient to use's waterproof bubble cotton tape, waterproof layer 3 top-down includes layer 31 and hydrophobic layer 32 that absorbs water in proper order, the layer 31 that absorbs water adopts the PVA material, hydrophobic layer 32 adopts the PTFE material, the lower surface that absorbs water layer 31 is the concave surface, the upper surface of hydrophobic layer 32 be with the convex surface that absorbs water layer 32's lower surface looks adaptation, just the lower surface cladding that absorbs water layer 31 the upper surface of hydrophobic layer 32, during the use absorb water layer 31 intercepts and absorbs the moisture that gets into from the external world, hydrophobic layer 32 can further prevent moisture and immerse and help moisture to discharge to the outside to bubble cotton tape inside, has promoted waterproof bubble cotton tape's waterproof performance, has strengthened waterproof bubble cotton tape's life, has improved bubble cotton tape's practicality, be provided with a plurality of slope parting planes 51 between release protective layer 5, the upper surface from protective layer 5 is provided with latticed impressed watermark 52, the inclined dividing surface 51 and the wear-resistant buffer layer 4 form an included angle 53, the included angle 53 is 30-60 degrees, and when the foam rubber tape is used, the foam rubber tape is easier to tear from the release protective layer 5, and is more convenient and flexible to use.

While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.

Claims

1. The utility model provides a convenient to use's cotton sticky tape of waterproof bubble, its characterized in that, top-down include in proper order from type protective layer, wear-resisting buffer layer, waterproof layer, first supplementary fixed bed, the cotton substrate layer of bubble, the supplementary fixed bed of second, gluing layer and from the type membrane, be provided with a plurality of slopes cut apart the face from the type protective layer, and a plurality of slope cut apart the face with wear-resisting buffer layer forms the contained angle, waterproof layer top-down is including absorbing water layer and hydrophobic layer in proper order, the lower surface on the layer that absorbs water is the concave surface, the upper surface of hydrophobic layer be with the convex surface of the lower surface looks adaptation on layer that absorbs water, just the lower surface cladding on the layer that absorbs water the upper surface of hydrophobic layer.

2. The waterproof foam tape convenient to use according to claim 1, wherein the upper surface of the release protective layer is provided with grid-shaped embossings.

3. The waterproof foam adhesive tape convenient to use according to claim 1, wherein the included angle is 30-60 degrees.

4. The waterproof foam tape convenient to use according to claim 1, wherein a PET fiber mesh interlayer is arranged inside the wear-resistant buffer layer.

5. The easy-to-use waterproof foam tape according to claim 4, wherein the thickness of the PET fiber mesh interlayer is 20 μm to 60 μm.

6. The waterproof foam tape convenient to use according to claim 1, wherein the water absorbing layer is made of PVA, and the hydrophobic layer is made of PTFE.

7. The waterproof foam tape convenient to use according to claim 1, wherein a thin copper foil layer is arranged inside the second auxiliary fixing layer.

8. The waterproof foam tape convenient to use according to claim 7, wherein the thickness of the copper foil thin layer is 15 μm to 30 μm.

9. The waterproof foam tape convenient to use according to claim 1, wherein the release film is made of a transparent PET material.