CN216919090U

CN216919090U - Flame-retardant adhesive tape with color ink layer

Info

Publication number: CN216919090U
Application number: CN202123075095.8U
Authority: CN
Inventors: 黄玉英; 樊秋实; 樊勤海
Original assignee: Huizhou Qinzhou Jianzhi Optical Material Co ltd
Current assignee: Huizhou Qinzhou Jianzhi Optical Material Co ltd
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-07-08
Anticipated expiration: 2031-12-08

Abstract

The utility model discloses a flame-retardant adhesive tape with a color ink layer, which comprises the ink layer, a base film layer, a flame-retardant layer and a glue layer which are sequentially arranged from top to bottom; set up the printing ink that corresponds the colour according to the production demand, the printing ink layer is laid and is solidified in order to form the printing ink layer on the base membrane layer, and the printing ink layer rethread sets gradually and pastes on individual correspondence scene at the fire-retardant layer of base membrane layer another side and glue, and then solves the problem of the single disappearance degree of discerning of fire-retardant sticky tape colour in the current.

Description

Flame-retardant adhesive tape with color ink layer

Technical Field

The utility model belongs to the field of flame-retardant adhesive tapes, and particularly relates to a flame-retardant adhesive tape with a color ink layer.

Background

The adhesive tape consists of a base material and an adhesive, and two or more unconnected objects are connected together through adhesion; along with the development of society, the adhesive tape is more and more applied to various fields, and adhesive tapes with various special functions are correspondingly promoted, wherein the flame-retardant adhesive tape is widely applied to the wrapping of wire insulation shielding fixing wire harnesses of liquid crystal televisions and liquid crystal displays and the fixing of various electronic components, and the adhesive tape is generated according to the fireproof requirement on various occasions where fire easily occurs;

among the prior art, fire-retardant sticky tape is because of more looking into its fire resistance, often neglected the attention to its top layer colour, lead to fire-retardant sticky tape colour single, carry out the pencil when fixed or follow-up the pencil to the wire and overhaul, perhaps paste the sticky tape in the surperficial large tracts of land of the equipment of work in the high temperature state and carry out the sign again, and then remind user's notice, but current colour sticky tape is comparatively single to be advanced unable very first time and is discerned, consequently, urgent need for one kind can have the fire-retardant sticky tape of polychrome selection, solve the problem of fire-retardant sticky tape in the current because of the single disappearance distinguishment of colour.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a flame-retardant adhesive tape with a color ink layer, which comprises an ink layer, a base film layer, a flame-retardant layer and a glue layer which are sequentially arranged from top to bottom; set up the printing ink that corresponds the colour according to the production demand, the printing ink layer is laid and is solidified in order to form the printing ink layer on the base membrane layer, and the printing ink layer rethread sets gradually and pastes on individual correspondence scene at the fire-retardant layer of base membrane layer another side and glue, and then solves the problem of the single disappearance degree of discerning of fire-retardant sticky tape colour in the current.

In order to achieve the purpose, the utility model provides a flame-retardant adhesive tape with a color ink layer, which comprises the ink layer, a base film layer, a flame-retardant layer and a glue layer which are sequentially arranged from top to bottom; the coloring printing ink is uniformly laid on the base film layer and is cured to form a printing ink layer; the flame retardant is uniformly paved at the bottom of the base film layer and is cured to form a flame retardant layer; the glue layer is bonded with the flame-retardant layer.

Preferably, the ink layer is a composite layer of urethane acrylate prepolymer, isocyanate curing agent and pigment, and has a thickness of 2-5 μm.

Preferably, the base film layer is made of one of PET, PE and OPP, and has a thickness of 10-100 μm.

Preferably, the base film layer is made of PET and has a thickness of 20 μm.

Preferably, the flame-retardant layer is a halogen-free flame retardant coating with the thickness of 5-30 μm.

Preferably, the glue layer is a pressure-sensitive adhesive mainly made of acrylic resin and has a thickness of 10-30 μm.

Preferably, the flame-retardant fabric further comprises a release layer, and the glue layer is positioned between the release layer and the flame-retardant layer.

Preferably, the release layer is a PET silicone oil release film with the thickness of 20-100 μm.

The utility model has the beneficial effects that: compared with the prior art, the flame-retardant adhesive tape with the color ink layer provided by the utility model comprises the ink layer, the base film layer, the flame-retardant layer and the glue layer which are sequentially adhered from top to bottom; uniformly paving the coloring printing ink on the base film layer and curing to form a printing ink layer; the flame retardant is uniformly paved at the bottom of the base film layer and is cured to form a flame retardant layer; the glue layer is bonded with the flame-retardant layer; the printing ink layer is formed by compounding a polyurethane acrylate prepolymer, an isocyanate curing agent and a pigment, the printing ink layer is colored by introducing the pigment, a color layer with wear resistance is solidified and laid on the base film layer, the printing ink is used as a surface layer, and the printing ink is pasted on a corresponding scene through a flame-retardant layer and glue which are sequentially arranged on the other surface of the base film layer, so that the problem that the color of the conventional medium flame-retardant adhesive tape is single is solved.

Drawings

FIG. 1 is a block diagram of the present invention.

The main element symbols are as follows:

1. an ink layer; 2. a base film layer: 3. a flame retardant layer; 4. a glue layer; 5. and a release layer.

Detailed Description

In order to more clearly describe the present invention, the present invention will be further described with reference to the accompanying drawings.

In the prior art, the flame-retardant adhesive tape usually neglects attention to the color of the surface layer of the flame-retardant adhesive tape due to the fact that the flame-retardant adhesive tape is more refractory, so that the flame-retardant adhesive tape is single in color, the wire harness is maintained when the wire harness is fixed or the wire harness is maintained subsequently, or the adhesive tape is pasted on the surface of equipment working at a high temperature in a large area for marking, and then a user is reminded of noticing matters, but the existing color adhesive tape is single and cannot be identified at the first time, so that a multicolor-selective flame-retardant adhesive tape is urgently needed, and the problem that the existing flame-retardant adhesive tape is lack of identification degree due to the fact that the color is single is solved;

in order to solve the above problems, the flame retardant adhesive tape with a color ink layer provided by the present invention, please refer to fig. 1, includes an ink layer 1, a base film layer 2, a flame retardant layer 3 and a glue layer 4 which are sequentially adhered from top to bottom; the coloring printing ink is uniformly laid on the base film layer 2 and is cured to form a printing ink layer 1; the flame retardant is uniformly paved at the bottom of the base film layer 2 and is cured to form a flame retardant layer 3; the glue layer 4 is bonded with the flame-retardant layer 3; the printing ink layer is a composite layer formed by combining polyurethane acrylate prepolymer, isocyanate curing agent and pigment, and the preparation of the printing ink layer comprises the following steps: mixing, stirring and dispersing 100 parts of polyurethane acrylate prepolymer, 8 parts of isocyanate curing agent and 5 parts of pigment corresponding to production requirements, wherein the solid content of the polyurethane acrylate copolymer is 40%, so as to obtain primary coloring ink; and then diluting the primary coloring ink to 15% by using a mixed solution of ethyl acetate and PMA, wherein the proportion of ethyl acetate to PMA is 2: 1, obtaining a finished coloring ink product; the base film layer 2 and the ink layer 1 are formed, and the polyurethane acrylic prepolymer and the curing agent isocyanate in the ink layer 1 are subjected to crosslinking curing, so that the crosslinking degree of a molecular structure in the resin is increased, the wear resistance of the resin is improved, and the pigment using the polyurethane acrylic prepolymer as a carrier is prevented from being easily hung down; the thickness of the ink layer is 2-5 mu m, preferably 2 mu m, the ink layer can be quickly cured through an oven, the coloring ink is used as a surface layer, and the flame-retardant layer and the glue which are sequentially arranged on the other surface of the base film layer are pasted on corresponding scenes, so that the problem that the conventional flame-retardant adhesive tape is single in color is solved.

In this embodiment, the base film layer 2 is made of one of PET, PE and OPP, and has a thickness of 10-100 μm; preferably, the base film layer 2 is made of PET and has a thickness of 20 μm; the ink layer 1 is prepared by mixing resin and high-solubility monomer, and has corrosion resistance, so the material of the base film layer 2 has certain corrosion resistance, the PET material has a milky white or light yellow highly-crystalline polymer, the surface is smooth and glossy, the creep resistance, the fatigue resistance, the abrasion resistance and the dimensional stability are good, the abrasion is small, the hardness is high, and the base film layer has the maximum toughness in thermoplastic plastics: the ink layer 1 has the advantages of good electrical insulation performance, no toxicity, weather resistance, good chemical resistance stability, low water absorption and weak acid resistance, and is perfectly fit.

In the embodiment, the flame-retardant layer 3 is a halogen-free flame retardant coating with the thickness of 5-30 μm; the flame-retardant layer 3 is a brominated flame retardant which is prepared by selecting a halogen-free flame retardant to prime coat one surface of the base film layer, which is far away from the ink layer, and has the thickness of 8 mu m, and the halogen-free flame retardant generates less smoke compared with the traditional brominated flame retardant, so that the corrosivity and toxic gas are obviously reduced, and the performance of the brominated flame retardant is far beyond the power transmission; when the flame-retardant layer 3 is in a combustion condition, the heat emitted by a fire source is absorbed in a short time, so that the temperature of the fire source is reduced, the heat radiated to the combustion surface is reduced, the heat acting on the gasified combustible molecules to be cracked into free radicals is reduced, and the combustion reaction is inhibited to a certain degree; under the high temperature condition, the flame-retardant layer 3 has strong endothermic reaction, absorbs part of heat released by combustion, reduces the temperature of the surface of combustible, effectively inhibits the generation of combustible gas and prevents the spread of combustion caused by high temperature of the gas;

in the embodiment, the glue layer 4 is a pressure-sensitive adhesive mainly made of acrylic resin, and the thickness is 10-30 μm; the acrylic resin has excellent high strength, impact resistance and weather resistance, can be bonded with oil surface, is convenient to use, has strong impact resistance and shearing force, has higher pit pulling degree, can be tightly bonded on the surface of an object, and is not easy to fall off; the cooperation is at fire-retardant layer 3 and the printing ink layer 1 that base film layer 2 upper and lower surface set up, processes to connect fixedly to the pencil in needs, selects to fix with the fire-retardant sticky tape of wire rod non-colour, improves the face recognition degree of service position, all produces surveyability's effect to the staff in follow-up maintenance, tearing open and changing.

In the embodiment, the flame-retardant PET film further comprises a release layer 5, the glue layer 4 is positioned between the release layer 5 and the flame-retardant layer 3, and the release layer 5 is a PET silicone oil release film with the thickness of 20-100 micrometers; the PET silicone oil release film is selected to coat a layer of silicone oil on the surface of the PET film to form a silicone oil surface, the silicone oil surface of the release layer 5 is bonded with the glue layer 4, when the PET silicone oil release film is stored in a field, the glue layer 4 bonded on the silicone oil surface can not contact with air in a large area, and the glue layer 4 is prevented from going bad and losing viscosity; when the flame-retardant adhesive tape is used, the glue layer 4 and the silicone oil surface are in an adhesion state, and the adhesive force is reduced through the silicone oil surface, so that the flame-retardant adhesive tape cannot have the adhesive residue phenomenon when being torn.

The utility model has the advantages that:

1) the halogen-free flame retardant which has more advantages in the aspect of environmental protection performance is selected, so that the requirements of good environmental compatibility, attractive cost benefit ratio, flame retardant reliability in final application and the like provided by most users can be met;

2) polyurethane acrylic prepolymer and curing agent isocyanate are crosslinked and cured in the ink layer, so that the crosslinking degree of a molecular structure in resin is increased, the wear resistance of the resin is improved, and the pigment using the polyurethane acrylic prepolymer as a carrier is prevented from being easily hung down.

The above disclosure is only for a few specific embodiments of the present invention, but the present invention is not limited thereto, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.

Claims

1. The flame-retardant adhesive tape with the color ink layer is characterized by comprising the ink layer, a base film layer, a flame-retardant layer and a glue layer which are sequentially adhered from top to bottom; the coloring printing ink is uniformly laid on the upper surface of the base film layer and is solidified to form a printing ink layer; the flame retardant is uniformly paved on the lower surface of the base film layer and is cured to form a flame retardant layer; the glue layer is connected with the flame-retardant layer in an adhesive way.

2. The flame retardant adhesive tape with the color ink layer as claimed in claim 1, wherein the base film layer is made of one of PET, PE and OPP, and has a thickness of 10-100 μm.

3. The flame retardant adhesive tape with the color ink layer as claimed in claim 2, wherein the base film layer is made of PET and has a thickness of 20 μm.

4. The flame retardant adhesive tape with color ink layer according to claim 1, wherein the flame retardant layer is a halogen-free flame retardant coating having a thickness of 5-30 μm.

5. The flame retardant adhesive tape with the color ink layer according to claim 1, further comprising a release layer, wherein the adhesive layer is located between the release layer and the flame retardant layer.

6. The flame retardant adhesive tape with the color ink layer as claimed in claim 5, wherein the release layer is a PET silicone oil release film with a thickness of 20-100 μm.