CN212954981U

CN212954981U - PI adhesive tape with high heat resistance and wear resistance

Info

Publication number: CN212954981U
Application number: CN202021449584.8U
Authority: CN
Inventors: 史功亮
Original assignee: Taihu Xinhuahong New Material Co ltd
Current assignee: Taihu Xinhuahong New Material Co ltd
Priority date: 2020-07-21
Filing date: 2020-07-21
Publication date: 2021-04-13
Anticipated expiration: 2030-07-21

Abstract

The utility model discloses a PI sticky tape that heat-resisting wearability is strong relates to PI sticky tape technical field, thereby can utilize the insulating characteristic of self to be applied to the interface parcel of cable for the PI sticky tape among the solution prior art, but the wearability attribute of PI sticky tape is relatively poor, and the in-process of using at the later stage probably appears wearing and tearing, so has the problem of great potential safety hazard. PI double-sided insulating tape includes polyimide rubber core, the surface of polyimide rubber core both sides all is provided with interior viscose layer, and interior viscose layer is glued the core laminating with polyimide and is connected, polyimide rubber core's both sides all are provided with polyimide and hinder the abrasive disc, and polyimide hinders the abrasive disc and polyimide rubber core and be connected through interior viscose layer, polyimide hinders the surface of abrasive disc and is provided with the colloid and annotates the heart groove, and the colloid is annotated the heart groove and is netted distribution, the colloid is annotated the heart groove and is run through and extend to polyimide and hinder the both sides surface of abrasive disc.

Description

PI adhesive tape with high heat resistance and wear resistance

Technical Field

The utility model relates to a PI sticky tape technical field specifically is a PI sticky tape that heat-resisting wearability is strong.

Background

The PI adhesive tape is named as a polyimide adhesive tape, and the most important characteristic is high temperature resistance. The method is mainly applied to the SMT industry and is used for protecting the gold fingers in wave soldering and reflow soldering.

However, although the existing PI tape can be applied to interface wrapping of cables by utilizing the insulation property of the PI tape, the PI tape has poor wear resistance, and may be worn in the later use process, so that a great potential safety hazard exists; therefore, the existing requirements are not met, and a PI adhesive tape with strong heat resistance and wear resistance is provided for the PI adhesive tape.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a PI sticky tape that heat-resisting wearability is strong to thereby the interface parcel of cable is applied to in the PI sticky tape that proposes in solving above-mentioned background art can utilize the insulating character of self, but the wearability attribute of PI sticky tape is relatively poor, and the in-process of using at the later stage probably appears wearing and tearing, so has the problem of great potential safety hazard.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a PI sticky tape that heat-resisting wearability is strong, includes PI double-sided insulating tape, PI double-sided insulating tape includes that polyimide glues the core, the surface that polyimide glued the core both sides all is provided with interior viscose layer, and interior viscose layer glues the core laminating with polyimide and is connected, polyimide glues the both sides of core and all is provided with polyimide and hinders the abrasive disc, and polyimide hinders the abrasive disc and glue the core with polyimide and pass through interior viscose layer and be connected, polyimide hinders the surface of abrasive disc and is provided with the colloid and annotates the heart groove, and the colloid is annotated the heart groove and be netted distribution, the colloid is annotated the heart groove and run through and extend to polyimide and hinder the both sides surface of abrasive disc.

Preferably, the surface of the polyimide wear resistant plate outside is provided with an outer adhesive layer, and the outer adhesive layer is attached to the polyimide wear resistant plate.

Preferably, the polyimide hinders the outside of abrasive disc and is provided with from type membrane paper, and hinders the abrasive disc and be connected with polyimide through pasting the viscose layer outward from type membrane paper.

Preferably, the outer surface of the release film paper is provided with an antistatic coating.

Preferably, the thickness of the PI double-sided insulation tape is eighty microns, the thickness of the polyimide rubber core is forty microns, and the thickness of the polyimide wear resistant plate is ten microns.

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

1. the utility model discloses a glue is annotated heart groove and is distributed on polyimide hinders the surface of abrasive disc, make polyimide hinder the abrasive disc and form a net sheet structure, after polyimide hinders abrasive disc and polyimide gum core laminating, pour into outer paste viscose layer into polyimide and hinder the abrasive disc, at this moment outer paste viscose layer will permeate the inside in glue is annotated heart groove, will form a square glue piece in the inside in glue is annotated heart groove along with outer solidification of viscose layer at last, even like this the polyimide hinders the abrasive disc and appears wearing and tearing and lead to the outer paste viscose layer disappearance of surface, the condition that whole sticky tape can not appear dropping yet, because the glue piece in the inside glue is annotated heart groove can replace original outer paste viscose layer and play the effect of pasting;

2. the utility model discloses the surface from type membrane paper is provided with antistatic coating for only need to tear off the arbitrary one side of PI double-sided insulating tape when cable interface parcel from type membrane paper can, the another side from type membrane paper then need preserve, and from the antistatic coating on type membrane paper surface can prevent the formation of static, because in case outside appear charged ion from type membrane paper surface and just can guide the electric current of cable contact, thereby the condition of puncturing appears.

Drawings

FIG. 1 is an overall front view of the present invention;

FIG. 2 is a schematic view of the overall cross-sectional structure of the present invention;

FIG. 3 is a schematic view of the structure of the polyimide wear resistant sheet of the present invention.

In the figure: 1. PI double-sided insulating tape; 2. a polyimide rubber core; 3. an adhesive layer is attached inside; 4. a polyimide wear resistant sheet; 5. pasting an adhesive layer outside; 6. release film paper; 7. the colloid is injected into the core slot.

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.

Referring to fig. 1-3, the present invention provides an embodiment: a PI adhesive tape with strong heat resistance and wear resistance comprises a PI double-sided insulating adhesive tape 1, wherein the PI double-sided insulating adhesive tape 1 comprises a polyimide rubber core 2, the polyimide rubber core 2 is the most main structure of the whole adhesive tape, inner adhesive layers 3 are arranged on the surfaces of two sides of the polyimide rubber core 2, the inner adhesive layers 3 are connected with the polyimide rubber core 2 in a laminating manner, polyimide grinding resisting sheets 4 are arranged on two sides of the polyimide rubber core 2, the polyimide grinding resisting sheets 4 are connected with the polyimide rubber core 2 through the inner adhesive layers 3, the polyimide grinding resisting sheets 4 are positioned on the outer sides of the polyimide rubber core 2, the polyimide rubber core 2 inside can be protected through the polyimide grinding resisting sheets 4, the condition that the polyimide rubber core 2 inside is directly worn is avoided, the service life of the whole adhesive tape is prolonged, colloid core injecting grooves 7 are arranged on the outer surface of the polyimide grinding resisting sheets 4, and the heart groove 7 is netted distribution is annotated to the colloid, the heart groove 7 is annotated to the colloid runs through and extends to polyimide and hinders the both sides surface of abrasive disc 4, the heart groove 7 distributes and hinders the surface of abrasive disc 4 at polyimide, make polyimide hinder abrasive disc 4 and form a net structure, hinder abrasive disc 4 and polyimide glue core 2 laminating back at polyimide, will paste outer viscose layer 5 and pour into polyimide into and hinder on the abrasive disc 4, at this moment outer viscose layer 5 will permeate the inside that the heart groove 7 was annotated to the colloid, will form a square blocking along with the solidification of outer viscose layer 5 will annotate the inside in heart groove 7 at the colloid at last, even if polyimide hinders abrasive disc 4 like this and appear wearing and tearing and lead to the outer viscose layer 5 disappearance on surface, the condition that whole sticky tape can not appear dropping yet, because the inside blocking of heart groove 7 can replace original outer viscose layer 5 to play the effect of pasting because of colloid.

Further, the surface in the polyimide hinders the abrasive disc 4 outside is provided with outer viscose layer 5, and outer viscose layer 5 is connected with the laminating of polyimide hinders abrasive disc 4, and outer viscose layer 5's thickness will be greater than interior viscose layer 3 that attaches, and outer viscose layer 5's primary function is the sticky tape adhesion of polyimide material on the surface of object.

Further, the outside that polyimide hinders abrasive disc 4 is provided with from type membrane paper 6, and hinders abrasive disc 4 with polyimide through outer viscose layer 5 from type membrane paper 6 and be connected, just protects outer viscose layer 5 from the effect of type membrane paper 6, prevents that outer viscose layer 5 from appearing the morals and manners to lose viscidity.

Further, be provided with antistatic coating from the surface of type membrane paper 6, only need to tear off the arbitrary one side of PI double-sided insulating tape 1 when being used for cable interface parcel from type membrane paper 6 can, the another side from type membrane paper 6 then need be preserved, and from the antistatic coating on type membrane paper 6 surface can prevent the formation of static, because in case the outside appear charged ion from type membrane paper 6 surface and just can guide the electric current of cable contact, thereby the condition of puncturing appears.

Further, the thickness of the PI double-sided insulating tape 1 is eighty microns, the thickness of the polyimide rubber core 2 is forty microns, the thickness of the polyimide wear resistant plate 4 is ten microns, and the polyimide rubber core 2 and the polyimide wear resistant plate 4 are both made of polyimide materials, so that the characteristic of the PI tape can be kept to the greatest extent.

The working principle is as follows: when in use, the polyimide rubber core 2 inside can be protected by the polyimide resistance grinding sheet 4, the condition that the polyimide rubber core 2 inside is directly worn is avoided, the service life of the whole adhesive tape is prolonged, the outer surface of the polyimide resistance grinding sheet 4 is provided with the colloid injection groove 7, the colloid injection groove 7 is distributed on the surface of the polyimide resistance grinding sheet 4, the polyimide resistance grinding sheet 4 forms a mesh structure, after the polyimide resistance grinding sheet 4 is attached to the polyimide rubber core 2, the outer adhesive layer 5 is injected onto the polyimide resistance grinding sheet 4, at the moment, the outer adhesive layer 5 can permeate into the colloid injection groove 7, finally, a square rubber block can be formed inside the colloid injection groove 7 along with the solidification of the outer adhesive layer 5, even if the polyimide resistance grinding sheet 4 is worn, the outer adhesive layer 5 on the surface disappears, and the whole adhesive tape can not fall, because the glue block inside the glue injection groove 7 can replace the original outer adhesive layer 5 to play a role in adhesion.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a PI sticky tape that heat-resisting wearability is strong, includes PI double-sided insulating tape (1), its characterized in that: PI two-sided insulating tape (1) is including polyimide rubber core (2), polyimide rubber core (2) both sides's surface all is provided with interior viscose layer (3), and interior viscose layer (3) of attaching is glued core (2) laminating with polyimide and is connected, polyimide rubber core's (2) both sides all are provided with polyimide and hinder abrasive disc (4), and polyimide hinders abrasive disc (4) and polyimide rubber core (2) and be connected through interior viscose layer (3), polyimide hinders the surface of abrasive disc (4) and is provided with the colloid and annotates heart groove (7), and the colloid annotates heart groove (7) and be netted distribution, the colloid is annotated heart groove (7) and is run through and extend to polyimide and hinder the both sides surface of abrasive disc (4).

2. The PI adhesive tape with high heat and abrasion resistance as claimed in claim 1, wherein: the surface of the outer side of the polyimide wear resistant plate (4) is provided with an outer adhesive layer (5), and the outer adhesive layer (5) is attached to the polyimide wear resistant plate (4).

3. The PI adhesive tape with high heat and abrasion resistance as claimed in claim 2, wherein: the outer side of the polyimide wear resistant sheet (4) is provided with release film paper (6), and the release film paper (6) is connected with the polyimide wear resistant sheet (4) through an outer adhesive layer (5).

4. The PI tape as claimed in claim 3, wherein the PI tape comprises: and an antistatic coating is arranged on the outer surface of the release film paper (6).

5. The PI adhesive tape with high heat and abrasion resistance as claimed in claim 1, wherein: the thickness of the PI double-sided insulating tape (1) is eighty microns, the thickness of the polyimide rubber core (2) is forty microns, and the thickness of the polyimide friction plate (4) is ten microns.