CN213570269U

CN213570269U - Fireproof flame-retardant adhesive tape

Info

Publication number: CN213570269U
Application number: CN202022217780.9U
Authority: CN
Inventors: 邵亚国; 许明阳; 梁开仁
Original assignee: Wuxi First High Tech Special Material Manufacturing Co ltd
Current assignee: Wuxi First High Tech Special Material Manufacturing Co ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-06-29
Anticipated expiration: 2030-09-30

Abstract

The utility model discloses a fireproof flame-retardant adhesive tape, which comprises a fireproof cloth layer, a hot-melt adhesive layer and a release layer, wherein the hot-melt adhesive layer is attached to the lower surface of the fireproof cloth layer, and the release layer is attached to the lower surface of the hot-melt adhesive layer; the structure of fire prevention cloth layer includes the basic unit, the fire prevention fire-retardant layer of both sides of basic unit has all been posted to have. The utility model discloses a fire prevention cloth have the softening point high, advantage that fire prevention fire behaviour is good, set up the fire prevention fire retardant coating on the two sides of fire prevention cloth, further improve the fire prevention fire retardant behaviour of sticky tape to satisfy the user demand that the product restricted the burning under the naked light situation and extinguish by oneself under the situation of leaving a fire. But the wide application in intelligent electrical equipment field, for example be used for sweeping floor the robot insulating layer, the product is kept away from and is resisted the flame gun and continuously roast more than half an hour from type layer one side and not perforate, and simple structure material environmental protection, and chemical stability is high.

Description

Fireproof flame-retardant adhesive tape

Technical Field

The utility model relates to a fire-retardant sticky tape technical field especially relates to a fire prevention fire-retardant type sticky tape.

Background

The adhesive tape package and the adhesive tape package products have a larger share in the market, and have been widely applied to the fields of food, medicine, chemical industry and the like, wherein the usage proportion of the adhesive tape package and the adhesive tape package products is the largest in electronic and electrical products, such as refrigerators, air conditioners, automobiles, intelligent household appliances and the like.

Along with the promotion of electronic appliance packaging quality requirement, current sticky tape barrier property is heat resistance especially, and intensity can't satisfy the operation requirement, for example in intelligent robot of sweeping the floor, the insulating layer uses the sticky tape to paste in the fuselage bottom, and the robot operation in-process is very high to the fire prevention fire behaviour requirement on insulating layer itself and sticky tape layer, and current fire-retardant type sticky tape for example fire-retardant aluminium box glass fibre sticky tape itself is combustible, and fire-retardant aluminium foil glass fibre sticky tape can only play the effect of combustion-supporting not, and can not play the effect that prevents the fire emergence. Therefore, a fire-retardant adhesive tape product needs to be developed, which can limit the burning under the open fire condition and can extinguish itself under the fire-away condition.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a main aim at provides a fire prevention fire-retardant type sticky tape, aims at realizing under the long-term service condition under the high temperature, has better thermal-insulated fire prevention flame retardant efficiency.

The utility model provides a fire prevention fire-retardant type sticky tape, technical scheme is as follows:

a fireproof flame-retardant adhesive tape comprises a fireproof cloth layer, a hot-melt adhesive layer and a release layer, wherein the hot-melt adhesive layer is attached to the lower surface of the fireproof cloth layer, and the release layer is attached to the lower surface of the hot-melt adhesive layer; the structure of fire prevention cloth layer includes the basic unit, the fire prevention fire-retardant layer of both sides of basic unit has all been posted to have.

The base layer is made of alkali-free glass fiber cloth through heat treatment, acid treatment, water washing and drying.

The fireproof flame-retardant layer adopts EVA fireproof flame-retardant glue.

The thickness of the fireproof cloth layer is 0.25-1.5 mm.

The thickness of the base layer is 0.2-1.2mm, and the thickness of the fireproof flame-retardant layers on the two sides of the base layer is equal.

The hot melt adhesive layer is made of rubber type hot melt adhesive.

The release layer comprises a release coating and a release film layer, the release coating is a fluorine release agent coating, and the thickness of the release coating is 3-4 um.

The release film is a PET film, and the thickness of the release film is 50-100 um.

The technical scheme has the following beneficial effects:

the utility model discloses a fire prevention cloth that sticky tape adopted has the softening point high, advantage that fire prevention flame retardant property is good, sets up the fire prevention flame retardant coating on the two sides of fire prevention cloth, further improves the fire prevention flame retardant property of sticky tape to satisfy the user demand that the product restricted the burning under the naked light situation and extinguish by oneself under the situation of leaving a fire.

The fireproof cloth of the utility model uses the glass fiber cloth which is specially processed, and has strong temperature resistance and acid resistance, high chemical stability and good insulativity; the fireproof flame-retardant glue adopts EVA fireproof flame-retardant glue, and has fireproof isolation and wear-resistant flame-retardant performance; the hot melt adhesive layer adopts high-viscosity adhesive sticker, has high viscosity and is not easy to degum; the utility model discloses a from the type layer including from the type coating with from the type rete, the firmness is high, peel off effectually.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: 1. a fire-proof cloth layer; 2. a hot melt adhesive layer; 3. a release layer; 11. a fire resistant and flame retardant layer; 12. a base layer.

Detailed Description

As shown in fig. 1, the fire-retardant adhesive tape of the present embodiment includes a fire-retardant fabric layer 1, a hot-melt adhesive layer 2 and a release layer 3, wherein the hot-melt adhesive layer 2 is attached to the lower surface of the fire-retardant fabric layer 1, and the release layer 3 is attached to the lower surface of the hot-melt adhesive layer 2; the fireproof cloth layer 1 comprises a base layer 12, and fireproof flame-retardant layers 11 are attached to two sides of the base layer 12.

The thickness of the base layer 12 is 0.2-1.2mm, and the thickness of the fireproof flame-retardant layers 11 on the two sides of the base layer 12 is equal.

The hot melt adhesive layer 2 adopts rubber type hot melt adhesive. Specifically, a commercially available high-viscosity pressure-sensitive adhesive product may be used.

The release layer 3 comprises a release coating and a release film layer, the release coating is a fluorine release agent coating, and the thickness of the release coating is 3-4 um.

Specifically, the base layer 12 of the present invention is a glass fiber cloth with a specific thickness after being specially processed. Firstly, twisting and plain weaving a finished product of alkali-free glass fiber yarn to obtain basic glass fiber cloth, arranging the basic glass fiber in slurry to obtain preformed glass fiber cloth, bundling glass fiber monofilaments into protofilaments, cutting and randomly and uniformly paving the protofilaments on the preformed glass fiber cloth, coating a binder, heating and curing to obtain the alkali-free glass fiber cloth, carrying out heat treatment and acid treatment on the alkali-free glass fiber cloth, washing, drying and then preparing the base layer 12. The specific surface area of the porous structure processed by the adopted fibers is greatly improved, and the slurry contains synthetic resin emulsion and hollow glass beads, so that the flame retardant property is further improved.

The thickness of the fireproof cloth layer 1 is 0.25-1.5mm, and the preferable thickness is 55-65 μm;

the preferred thickness of the base layer 12 is 0.7-1.0 mm.

The fireproof flame-retardant layer 11 is made of EVA fireproof flame-retardant glue.

The utility model discloses a fire prevention fire-retardant type sticky tape can extensively be applicable to intelligent electrical equipment field, for example is used for sweeping the floor the robot insulating layer, and the product is kept away from the type layer and is simultaneously resisted the flame gun and continuously roast more than half an hour and not perforate, and simple structure material environmental protection, and chemical stability is high.

The preferred embodiments of the present invention have been described above with reference to the accompanying drawings, without thereby limiting the scope of the invention. Any modification, equivalent replacement and improvement made by those skilled in the art without departing from the scope and spirit of the present invention should be within the scope of the claims of the present invention.

Claims

1. The fireproof flame-retardant adhesive tape is characterized by comprising a fireproof cloth layer (1), a hot-melt adhesive layer (2) and a release layer (3), wherein the hot-melt adhesive layer (2) is attached to the lower surface of the fireproof cloth layer (1), and the release layer (3) is attached to the lower surface of the hot-melt adhesive layer (2); the structure of the fireproof cloth layer (1) comprises a base layer (12), and fireproof flame-retardant layers (11) are attached to two sides of the base layer (12).

2. The flameproof and flame-retardant tape according to claim 1, wherein the flameproof and flame-retardant layer (11) is formed of EVA type flameproof and flame-retardant glue.

3. The flameproof and flame-retardant tape according to claim 1, wherein the flameproof fabric layer (1) has a thickness of 0.25 to 1.5 mm.

4. The flameproof and flame-retardant tape according to claim 3, wherein the base layer (12) has a thickness of 0.2 to 1.2mm, and the flameproof and flame-retardant layers (11) on both sides of the base layer (12) have the same thickness.

5. The flameproof and flame-retardant tape according to claim 1, wherein the hot-melt adhesive layer (2) is a rubber-type hot-melt adhesive.

6. The flameproof and flame-retardant tape according to claim 1, wherein the release layer (3) comprises a release coating layer and a release film layer, the release coating layer is a fluorine release agent coating layer, and the thickness of the release coating layer is 3-4 um.

7. The flameproof and flame-retardant tape according to claim 6, wherein the release film is a PET film, and the thickness of the release film is 50-100 um.