CN102965043A - Toughened aluminum foil tape and manufacturing method thereof - Google Patents
Toughened aluminum foil tape and manufacturing method thereof Download PDFInfo
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- CN102965043A CN102965043A CN2012104473895A CN201210447389A CN102965043A CN 102965043 A CN102965043 A CN 102965043A CN 2012104473895 A CN2012104473895 A CN 2012104473895A CN 201210447389 A CN201210447389 A CN 201210447389A CN 102965043 A CN102965043 A CN 102965043A
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Abstract
The invention relates to a toughened aluminum foil tape which comprises a plastic film layer, a middle aluminum foil layer and a base adhesive layer, wherein the plastic film layer is directly compounded with the middle aluminum foil layer; and the base adhesive layer is applied to the other surface of the middle aluminum foil layer. The manufacturing method comprises the following steps: A. preheating the aluminum foil in a drying tunnel, directly compounding the preheated aluminum foil with the plastic film layer, and compacting the plastic film layer with the aluminum foil with compression rollers; B. heating the plastic film/aluminum foil compounded layer treated by the step A in the drying tunnel of the drying oven, cooling, and forming the outer layer/middle layer combination of the toughened aluminum foil tape; and C. coating the base adhesive layer on the other surface of the aluminum foil of the outer layer/middle layer combination of the toughened aluminum foil tape, and drying the base adhesive layer to form the toughened aluminum foil tape. Compared with the existing aluminum foil tape, the invention reduces one adhesive layer, and has the advantages of excellent corrosion resistance, high tensile strength, high tear-fracture tendency, cost saving, technique, lower waste of resources, low energy consumption, high use convenience and high utilization ratio.
Description
(1) technical field
The present invention relates to the manufacture method of a kind of aluminum foil and adhesive tape and aluminum foil and adhesive tape.
(2) background technology
Existing aluminum foil and adhesive tape, for example the aluminum foil and adhesive tape of the Pacific Ocean, Ningbo strap company limited is three-decker, superimposed by aluminium foil layer, off-style paper layer, its main technique is to coat pressure sensitive adhesive at aluminium foil layer, and then goes up separate-type paper again.The main drawback of this aluminum foil and adhesive tape is very high to the specification of quality of separate-type paper, but will all tear to pieces separate-type paper when using, the waste resource, and cost is high, and working efficiency is low.
And for example the laminated adhesive aluminium foil band of Fengyou Adhesive Protects Co., Ltd., Xiamen is four-layer structure, consisted of by these four layers of plastic film layers, plastic film rubberised layer, aluminium foil layer, primer layer, mainly be gluing on plastic film, oven dry is rear and aluminium foil is compound, is coated with primer at the aluminium foil bottom again.Although its main shortcoming is to have saved separate-type paper, has reduced to a certain extent waste, at plastic film and aluminium foil compound tense since the plastic film surface want gluing and dry, this has increased the ground dischargings such as waste gas, water to a certain extent, namely pollute environment, wasted again resource, improved cost.
(3) summary of the invention
For the waste resource that overcomes existing aluminum foil and adhesive tape and manufacture method thereof, cost height, complex process, contaminate environment, deficiency that utilization ratio is low, the invention provides a kind of toughness reinforcing aluminum foil and adhesive tape and manufacture method thereof, save cost, technique simple, reduce the wasting of resources, energy consumption is low, easy to use, utilization ratio is high.
The technical scheme that the present invention solves its technical problem is:
A kind of toughness reinforcing aluminum foil and adhesive tape comprises plastic film layers, middle aluminium foil layer, and described plastic film layers direct combination is on described middle aluminium foil layer;
Also comprise primer layer, described primer layer is coated on the another side of described middle aluminium foil layer.
Preferably, described plastic film layers is three-layer co-extruded toughness reinforcing composite plastic film, and it forms by inner layer film, mesopelagic layer and outer membrane are three-layer co-extruded; Wherein inner layer film is EAA, and mesopelagic layer is LDPE or LLDPE, and outer membrane is LDPE or LLDPE or HDPE.
Described primer layer can be water-based glue-line or oiliness glue-line or rubber layer or hot melt adhesive layer or pressure-sensitive adhesive layer.
Further, the thickness of described plastic film layers is 15～45 μ m, and the thickness of described aluminium foil layer is 6～40 μ m, and the thickness of described primer layer is 10～45 μ m.
A kind of manufacture method of above-mentioned toughness reinforcing aluminum foil and adhesive tape comprises the following steps:
A. aluminium foil enters drying tunnel and carries out preheating, and preheating temperature is 100 ℃～200 ℃, out after with the plastic film layers direct combination, again by pressure roller with plastic film layers and aluminium foil compression, thereby formation plastics film and aluminium foil composite bed;
B. plastics film and the aluminium foil composite bed through processing of step A enters heated oven again, Heating temperature is 100 ℃～200 ℃, be controlled at 6 seconds heat-up time～between 20 seconds, drying tunnel out after cooling, namely is shaped to the skin of toughness reinforcing aluminum foil and adhesive tape and the combination in middle level;
C. primer layer in the coating of the another side of aluminium foil in the combination in the skin of toughness reinforcing aluminum foil and adhesive tape and middle level, and will form toughness reinforcing aluminum foil and adhesive tape after the primer layer oven dry.
Preferably, in step B, the length of heated oven is 4 meters, and the plastics film of process processing of step A and aluminium foil composite bed are 15～12m/min by the speed of baking oven.
Preferably, in step B, in heated oven, the top of plastics film and aluminium foil composite bed also is provided with the blowing device towards katabatic wind.
The manufacture method of a kind of above-mentioned toughness reinforcing aluminum foil and adhesive tape (plastic film layers is three-layer co-extruded toughness reinforcing composite plastic film) comprises the following steps:
A. aluminium foil enters drying tunnel and carries out preheating, preheating temperature is 100 ℃～200 ℃, out after with plastic film layers direct combination, the applying of compound tense inner layer film and described aluminium foil, by pressure roller plastic film layers and aluminium foil are compressed again, thereby form plastics film and aluminium foil composite bed;
B. plastics film and the aluminium foil composite bed through processing of step A enters heated oven again, Heating temperature is 100 ℃～200 ℃, be controlled at 6 seconds heat-up time～between 20 seconds, drying tunnel out after cooling, namely is shaped to the skin of toughness reinforcing aluminum foil and adhesive tape and the combination in middle level;
C. primer layer in the coating of the another side of aluminium foil in the combination in the skin of toughness reinforcing aluminum foil and adhesive tape and middle level, and will form toughness reinforcing aluminum foil and adhesive tape after the primer layer oven dry.
Preferably, in step B, the length of heated oven is 4 meters, and the plastics film of process processing of step A and aluminium foil composite bed are 15～12m/min by the speed of baking oven.
Preferably, in step B, in heated oven, the top of plastics film and aluminium foil composite bed also is provided with the blowing device towards katabatic wind.
Beneficial effect of the present invention is: compare with existing aluminum foil and adhesive tape, lacked one deck glue-line, have good anticorrosion, tension, easily tear fracture, save cost, technique simple, reduce the wasting of resources, energy consumption is low, easy to use, utilization ratio is high.
(4) description of drawings
Fig. 1 is the structural representation of toughness reinforcing aluminum foil and adhesive tape of the present invention.
(5) embodiment
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail.
Embodiment one
As shown in Figure 1, toughness reinforcing aluminum foil and adhesive tape is comprised of plastic film layers 1, middle aluminium foil layer 2 and primer layer 3.Plastic film layers 1 direct combination is on middle aluminium foil layer 2, and primer layer 3 is coated on the another side of middle aluminium foil layer 2.Plastic film layers 1 is three-layer co-extruded toughness reinforcing composite plastic film in the present embodiment, and it forms by inner layer film, mesopelagic layer and outer membrane are three-layer co-extruded, and wherein inner layer film is EAA, and mesopelagic layer is LDPE, and outer membrane is LLDPE.
Its manufacturing process is: aluminium foil is 120 ℃ drying tunnel through temperature, carries out preheating, out carries out compoundly with the inner layer film of plastic film layers, and plastic film layers tentatively is compounded on the aluminium foil.The fusing point of inner layer film is minimum, and aluminium foil can tentatively be compounded on the aluminium foil inner layer film through the temperature that is passed to inner layer film after the preheating; And then by pressure roller plastic film layers and aluminium foil are compressed, make inner layer film and aluminium foil further compound, thereby form plastics film and aluminium foil composite bed; Plastics film and aluminium foil composite bed are 100 ℃ heated oven again through 4 meters long temperature, Negotiation speed is 15m/min, arrive the junction of inner layer film and aluminium foil behind the heat process outer membrane that drying tunnel provides, mesopelagic layer, inner layer film, the aluminium foil, further reinforce the combination between inner layer film and the aluminium foil.For adapting to the above-mentioned approach that heat transmits in the drying tunnel, the fusing point of outer membrane, mesopelagic layer is higher than the fusing point of inner layer film.
Drying tunnel out after cooling, namely is shaped to the skin of toughness reinforcing aluminum foil and adhesive tape and the combination in middle level.Coat pressure sensitive adhesive at the another side of aluminium foil after the cooling and namely form primer layer, namely be shaped to toughness reinforcing aluminum foil and adhesive tape after the oven dry.
The plastics film layer thickness is 18 μ m in the present embodiment, and middle level aluminium foil layer thickness is 6 μ m, and primer layer thickness is 15 μ m.
Embodiment two
As shown in Figure 1, toughness reinforcing aluminum foil and adhesive tape is comprised of plastic film layers 1, middle aluminium foil layer 2 and primer layer 3.Plastic film layers 1 direct combination is on middle aluminium foil layer 2, and primer layer 3 is coated on the another side of middle aluminium foil layer 2.Plastic film layers 1 is three-layer co-extruded toughness reinforcing composite plastic film in the present embodiment, and it forms by inner layer film, mesopelagic layer and outer membrane are three-layer co-extruded, and wherein inner layer film is EAA, and mesopelagic layer is LLDPE, and outer membrane is HDPE.
Its manufacturing process is: aluminium foil is 150 ℃ drying tunnel through temperature, carries out preheating, out carries out compoundly with the inner layer film of plastic film layers, and plastic film layers tentatively is compounded on the aluminium foil.The fusing point of inner layer film is minimum, and aluminium foil can tentatively be compounded on the aluminium foil inner layer film through the temperature that is passed to inner layer film after the preheating; And then by pressure roller plastic film layers and aluminium foil are compressed, make inner layer film and aluminium foil further compound, thereby form plastics film and aluminium foil composite bed; Plastics film and aluminium foil composite bed are 150 ℃ heated oven again through 4 meters long temperature, Negotiation speed is 15m/min, arrive the junction of inner layer film and aluminium foil behind the heat process outer membrane that drying tunnel provides, mesopelagic layer, inner layer film, the aluminium foil, further reinforce the combination between inner layer film and the aluminium foil.For adapting to the above-mentioned approach that heat transmits in the drying tunnel, the fusing point of outer membrane, mesopelagic layer is higher than the fusing point of inner layer film.
Drying tunnel out after cooling, namely is shaped to the skin of toughness reinforcing aluminum foil and adhesive tape and the combination in middle level.Coat pressure sensitive adhesive at the another side of aluminium foil after the cooling and namely form primer layer, namely be shaped to toughness reinforcing aluminum foil and adhesive tape after the oven dry.
The plastics film layer thickness is 20 μ m in the present embodiment, and middle level aluminium foil layer thickness is 8 μ m, and primer layer thickness is 18 μ m.
Embodiment three
As shown in Figure 1, toughness reinforcing aluminum foil and adhesive tape is comprised of plastic film layers 1, middle aluminium foil layer 2 and primer layer 3.Plastic film layers 1 direct combination is on middle aluminium foil layer 2, and primer layer 3 is coated on the another side of middle aluminium foil layer 2.Plastic film layers 1 is three-layer co-extruded toughness reinforcing composite plastic film in the present embodiment, and it forms by inner layer film, mesopelagic layer and outer membrane are three-layer co-extruded, and wherein inner layer film is EAA, and mesopelagic layer is LDPE, and outer membrane is LDPE.
Its manufacturing process is: aluminium foil is 160 ℃ drying tunnel through temperature, carries out preheating, out carries out compoundly with the inner layer film of plastic film layers, and plastic film layers tentatively is compounded on the aluminium foil.The fusing point of inner layer film is minimum, and aluminium foil can tentatively be compounded on the aluminium foil inner layer film through the temperature that is passed to inner layer film after the preheating; And then by pressure roller plastic film layers and aluminium foil are compressed, make inner layer film and aluminium foil further compound, thereby form plastics film and aluminium foil composite bed; Plastics film and aluminium foil composite bed are 160 ℃ heated oven again through 4 meters long temperature, Negotiation speed is 15m/min, arrives the junction of inner layer film and aluminium foil behind the heat process outer membrane that drying tunnel provides, mesopelagic layer, inner layer film, the aluminium foil, further reinforces the combination between inner layer film and the aluminium foil.For adapting to the above-mentioned approach that heat transmits in the drying tunnel, the fusing point of outer membrane, mesopelagic layer is higher than the fusing point of inner layer film.
Drying tunnel out after cooling, namely is shaped to the skin of toughness reinforcing aluminum foil and adhesive tape and the combination in middle level.Coat pressure sensitive adhesive at the another side of aluminium foil after the cooling and namely form primer layer, namely be shaped to toughness reinforcing aluminum foil and adhesive tape after the oven dry.
The plastics film layer thickness is 20 μ m in the present embodiment, and middle level aluminium foil layer thickness is 10 μ m, and primer layer thickness is 25 μ m.
Embodiment four
As shown in Figure 1, toughness reinforcing aluminum foil and adhesive tape is comprised of plastic film layers 1, middle aluminium foil layer 2 and primer layer 3.Plastic film layers 1 direct combination is on middle aluminium foil layer 2, and primer layer 3 is coated on the another side of middle aluminium foil layer 2.Plastic film layers 1 is three-layer co-extruded toughness reinforcing composite plastic film in the present embodiment, and it forms by inner layer film, mesopelagic layer and outer membrane are three-layer co-extruded, and wherein inner layer film is EAA, and mesopelagic layer is LDPE, and outer membrane is HDPE.
Its manufacturing process is: aluminium foil is 165 ℃ drying tunnel through temperature, carries out preheating, out carries out compoundly with the inner layer film of plastic film layers, and plastic film layers tentatively is compounded on the aluminium foil.The fusing point of inner layer film is minimum, and aluminium foil can tentatively be compounded on the aluminium foil inner layer film through the temperature that is passed to inner layer film after the preheating; And then by pressure roller plastic film layers and aluminium foil are compressed, make inner layer film and aluminium foil further compound, thereby form plastics film and aluminium foil composite bed; Plastics film and aluminium foil composite bed are 165 ℃ heated oven again through 4 meters long temperature, Negotiation speed is 15m/min, arrive the junction of inner layer film and aluminium foil behind the heat process outer membrane that drying tunnel provides, mesopelagic layer, inner layer film, the aluminium foil, further reinforce the combination between inner layer film and the aluminium foil.For adapting to the above-mentioned approach that heat transmits in the drying tunnel, the fusing point of outer membrane, mesopelagic layer is higher than the fusing point of inner layer film.
Drying tunnel out after cooling, namely is shaped to the skin of toughness reinforcing aluminum foil and adhesive tape and the combination in middle level.Coat pressure sensitive adhesive at the another side of aluminium foil after the cooling and namely form primer layer, namely be shaped to toughness reinforcing aluminum foil and adhesive tape after the oven dry.
The plastics film layer thickness is 25 μ m in the present embodiment, and middle level aluminium foil layer thickness is 12 μ m, and primer layer thickness is 30 μ m.
Embodiment five
As shown in Figure 1, toughness reinforcing aluminum foil and adhesive tape is comprised of plastic film layers 1, middle aluminium foil layer 2 and primer layer 3.Plastic film layers 1 direct combination is on middle aluminium foil layer 2, and primer layer 3 is coated on the another side of middle aluminium foil layer 2.Plastic film layers 1 is three-layer co-extruded toughness reinforcing composite plastic film in the present embodiment, and it forms by inner layer film, mesopelagic layer and outer membrane are three-layer co-extruded, and wherein inner layer film is EAA, and mesopelagic layer is LLDPE, and outer membrane is HDPE.
Its manufacturing process is: aluminium foil is 170 ℃ drying tunnel through temperature, carries out preheating, out carries out compoundly with the inner layer film of plastic film layers, and plastic film layers tentatively is compounded on the aluminium foil.The fusing point of inner layer film is minimum, and aluminium foil can tentatively be compounded on the aluminium foil inner layer film through the temperature that is passed to inner layer film after the preheating; And then by pressure roller plastic film layers and aluminium foil are compressed, make inner layer film and aluminium foil further compound, thereby form plastics film and aluminium foil composite bed; Plastics film and aluminium foil composite bed are 170 ℃ heated oven again through 4 meters long temperature, Negotiation speed is 15m/min, arrive the junction of inner layer film and aluminium foil behind the heat process outer membrane that drying tunnel provides, mesopelagic layer, inner layer film, the aluminium foil, further reinforce the combination between inner layer film and the aluminium foil.For adapting to the above-mentioned approach that heat transmits in the drying tunnel, the fusing point of outer membrane, mesopelagic layer is higher than the fusing point of inner layer film.
Drying tunnel out after cooling, namely is shaped to the skin of toughness reinforcing aluminum foil and adhesive tape and the combination in middle level.Coat pressure sensitive adhesive at the another side of aluminium foil after the cooling and namely form primer layer, namely be shaped to toughness reinforcing aluminum foil and adhesive tape after the oven dry.
The plastics film layer thickness is 30 μ m in the present embodiment, and middle level aluminium foil layer thickness is 15 μ m, and primer layer thickness is 35 μ m.
Embodiment six
As shown in Figure 1, toughness reinforcing aluminum foil and adhesive tape is comprised of plastic film layers 1, middle aluminium foil layer 2 and primer layer 3.Plastic film layers 1 direct combination is on middle aluminium foil layer 2, and primer layer 3 is coated on the another side of middle aluminium foil layer 2.Plastic film layers 1 is three-layer co-extruded toughness reinforcing composite plastic film in the present embodiment, and it forms by inner layer film, mesopelagic layer and outer membrane are three-layer co-extruded, and wherein inner layer film is EAA, and mesopelagic layer is LLDPE, and outer membrane is LDPE.
Its manufacturing process is: aluminium foil is 165 ℃ drying tunnel through temperature, carries out preheating, out carries out compoundly with the inner layer film of plastic film layers, and plastic film layers tentatively is compounded on the aluminium foil.The fusing point of inner layer film is minimum, and aluminium foil can tentatively be compounded on the aluminium foil inner layer film through the temperature that is passed to inner layer film after the preheating; And then by pressure roller plastic film layers and aluminium foil are compressed, make inner layer film and aluminium foil further compound, thereby form plastics film and aluminium foil composite bed; Plastics film and aluminium foil composite bed are 165 ℃ heated oven again through 4 meters long temperature, Negotiation speed is 15m/min, arrive the junction of inner layer film and aluminium foil behind the heat process outer membrane that drying tunnel provides, mesopelagic layer, inner layer film, the aluminium foil, further reinforce the combination between inner layer film and the aluminium foil.For adapting to the above-mentioned approach that heat transmits in the drying tunnel, the fusing point of outer membrane, mesopelagic layer is higher than the fusing point of inner layer film.
Drying tunnel out after cooling, namely is shaped to the skin of toughness reinforcing aluminum foil and adhesive tape and the combination in middle level.Coat pressure sensitive adhesive at the another side of aluminium foil after the cooling and namely form primer layer, namely be shaped to toughness reinforcing aluminum foil and adhesive tape after the oven dry.
The plastics film layer thickness is 35 μ m in the present embodiment, and middle level aluminium foil layer thickness is 18 μ m, and primer layer thickness is 38 μ m.
Embodiment seven
As shown in Figure 1, toughness reinforcing aluminum foil and adhesive tape is comprised of plastic film layers 1, middle aluminium foil layer 2 and primer layer 3.Plastic film layers 1 direct combination is on middle aluminium foil layer 2, and primer layer 3 is coated on the another side of middle aluminium foil layer 2.Plastic film layers 1 is three-layer co-extruded toughness reinforcing composite plastic film in the present embodiment, and it forms by inner layer film, mesopelagic layer and outer membrane are three-layer co-extruded, and wherein inner layer film is EAA, and mesopelagic layer is LDPE, and outer membrane is HDPE.
Its manufacturing process is: aluminium foil is 170 ℃ drying tunnel through temperature, carries out preheating, out carries out compoundly with the inner layer film of plastic film layers, and plastic film layers tentatively is compounded on the aluminium foil.The fusing point of inner layer film is minimum, and aluminium foil can tentatively be compounded on the aluminium foil inner layer film through the temperature that is passed to inner layer film after the preheating; And then by pressure roller plastic film layers and aluminium foil are compressed, make inner layer film and aluminium foil further compound, thereby form plastics film and aluminium foil composite bed; Plastics film and aluminium foil composite bed are 170 ℃ heated oven again through 4 meters long temperature, Negotiation speed is 15m/min, arrive the junction of inner layer film and aluminium foil behind the heat process outer membrane that drying tunnel provides, mesopelagic layer, inner layer film, the aluminium foil, further reinforce the combination between inner layer film and the aluminium foil.For adapting to the above-mentioned approach that heat transmits in the drying tunnel, the fusing point of outer membrane, mesopelagic layer is higher than the fusing point of inner layer film.
Drying tunnel out after cooling, namely is shaped to the skin of toughness reinforcing aluminum foil and adhesive tape and the combination in middle level.Coat pressure sensitive adhesive at the another side of aluminium foil after the cooling and namely form primer layer, namely be shaped to toughness reinforcing aluminum foil and adhesive tape after the oven dry.
The plastics film layer thickness is 40 μ m in the present embodiment, and middle level aluminium foil layer thickness is 20 μ m, and primer layer thickness is 40 μ m.
Embodiment eight
As shown in Figure 1, toughness reinforcing aluminum foil and adhesive tape is comprised of plastic film layers 1, middle aluminium foil layer 2 and primer layer 3.Plastic film layers 1 direct combination is on middle aluminium foil layer 2, and primer layer 3 is coated on the another side of middle aluminium foil layer 2.Plastic film layers 1 is three-layer co-extruded toughness reinforcing composite plastic film in the present embodiment, and it forms by inner layer film, mesopelagic layer and outer membrane are three-layer co-extruded, and wherein inner layer film is EAA, and mesopelagic layer is LLDPE, and outer membrane is HDPE.
Its manufacturing process is: aluminium foil is 175 ℃ drying tunnel through temperature, carries out preheating, out carries out compoundly with the inner layer film of plastic film layers, and plastic film layers tentatively is compounded on the aluminium foil.The fusing point of inner layer film is minimum, and aluminium foil can tentatively be compounded on the aluminium foil inner layer film through the temperature that is passed to inner layer film after the preheating; And then by pressure roller plastic film layers and aluminium foil are compressed, make inner layer film and aluminium foil further compound, thereby form plastics film and aluminium foil composite bed; Plastics film and aluminium foil composite bed are 170 ℃ heated oven again through 4 meters long temperature, Negotiation speed is 15m/min, arrive the junction of inner layer film and aluminium foil behind the heat process outer membrane that drying tunnel provides, mesopelagic layer, inner layer film, the aluminium foil, further reinforce the combination between inner layer film and the aluminium foil.For adapting to the above-mentioned approach that heat transmits in the drying tunnel, the fusing point of outer membrane, mesopelagic layer is higher than the fusing point of inner layer film.
Drying tunnel out after cooling, namely is shaped to the skin of toughness reinforcing aluminum foil and adhesive tape and the combination in middle level.Coat pressure sensitive adhesive at the another side of aluminium foil after the cooling and namely form primer layer, namely be shaped to toughness reinforcing aluminum foil and adhesive tape after the oven dry.
The plastics film layer thickness is 45 μ m in the present embodiment, and middle level aluminium foil layer thickness is 25 μ m, and primer layer thickness is 45 μ m.
Embodiment nine
With reference to Fig. 1, toughness reinforcing aluminum foil and adhesive tape is comprised of plastic film layers 1, middle aluminium foil layer 2 and primer layer 3.Plastic film layers 1 direct combination is on middle aluminium foil layer 2, and primer layer 3 is coated on the another side of middle aluminium foil layer 2.Plastic film layers 1 is three-layer co-extruded toughness reinforcing composite plastic film in the present embodiment, and it forms by inner layer film, mesopelagic layer and outer membrane are three-layer co-extruded, and wherein inner layer film is EAA, and mesopelagic layer is LLDPE, and outer membrane is HDPE.
Its manufacturing process is: aluminium foil is 200 ℃ drying tunnel through temperature, carries out preheating, out carries out compoundly with the inner layer film of plastic film layers, and plastic film layers tentatively is compounded on the aluminium foil.The fusing point of inner layer film is minimum, and aluminium foil can tentatively be compounded on the aluminium foil inner layer film through the temperature that is passed to inner layer film after the preheating; And then by pressure roller plastic film layers and aluminium foil are compressed, make inner layer film and aluminium foil further compound, thereby form plastics film and aluminium foil composite bed; Plastics film and aluminium foil composite bed are 190 ℃ heated oven again through 4 meters long temperature, Negotiation speed is 12m/min, arrive the junction of inner layer film and aluminium foil behind the heat process outer membrane that drying tunnel provides, mesopelagic layer, inner layer film, the aluminium foil, further reinforce the combination between inner layer film and the aluminium foil.For adapting to the above-mentioned approach that heat transmits in the drying tunnel, the fusing point of outer membrane, mesopelagic layer is higher than the fusing point of inner layer film.
In the present embodiment, in heated oven, the top of plastics film and aluminium foil composite bed also is provided with the blowing device towards katabatic wind, hot blast is blown to the rear resilience in heated oven bottom, thereby the heat of aluminium foil below is strong than baking oven top heat.Because the heat aluminium foil arrives the junction of inner layer film and aluminium foil obviously penetrates outer membrane, mesopelagic layer, inner layer film arrival inner layer film and aluminium foil than heat junction difficulty, therefore above-mentioned measure helps heat evenly to be passed to the junction of inner layer film and aluminium foil.
Drying tunnel out after cooling, namely is shaped to the skin of toughness reinforcing aluminum foil and adhesive tape and the combination in middle level.Coat pressure sensitive adhesive at the another side of aluminium foil after the cooling and namely form primer layer, namely be shaped to toughness reinforcing aluminum foil and adhesive tape after the oven dry.
The plastics film layer thickness is 40 μ m in the present embodiment, and middle level aluminium foil layer thickness is 25 μ m, and primer layer thickness is 45 μ m.
Embodiment ten
With reference to Fig. 1, toughness reinforcing aluminum foil and adhesive tape is comprised of plastic film layers 1, middle aluminium foil layer 2 and primer layer 3.Plastic film layers 1 direct combination is on middle aluminium foil layer 2, and primer layer 3 is coated on the another side of middle aluminium foil layer 2.Plastic film layers 1 is three-layer co-extruded toughness reinforcing composite plastic film in the present embodiment, and it forms by inner layer film, mesopelagic layer and outer membrane are three-layer co-extruded, and wherein inner layer film is EAA, and mesopelagic layer is LDPE, and outer membrane is LLDPE.
Its manufacturing process is: aluminium foil is 100 ℃ drying tunnel through temperature, carries out preheating, out carries out compoundly with the inner layer film of plastic film layers, and plastic film layers tentatively is compounded on the aluminium foil.The fusing point of inner layer film is minimum, and aluminium foil can tentatively be compounded on the aluminium foil inner layer film through the temperature that is passed to inner layer film after the preheating; And then by pressure roller plastic film layers and aluminium foil are compressed, make inner layer film and aluminium foil further compound, thereby form plastics film and aluminium foil composite bed; Plastics film and aluminium foil composite bed are 200 ℃ heated oven again through 4 meters long temperature, Negotiation speed is 15m/min, arrive the junction of inner layer film and aluminium foil behind the heat process outer membrane that drying tunnel provides, mesopelagic layer, inner layer film, the aluminium foil, further reinforce the combination between inner layer film and the aluminium foil.For adapting to the above-mentioned approach that heat transmits in the drying tunnel, the fusing point of outer membrane, mesopelagic layer is higher than the fusing point of inner layer film.
In the present embodiment, in heated oven, the top of plastics film and aluminium foil composite bed also is provided with the blowing device towards katabatic wind, hot blast is blown to the rear resilience in heated oven bottom, thereby the heat of aluminium foil below is strong than baking oven top heat.Because the heat aluminium foil arrives the junction of inner layer film and aluminium foil obviously penetrates outer membrane, mesopelagic layer, inner layer film arrival inner layer film and aluminium foil than heat junction difficulty, therefore above-mentioned measure helps heat evenly to be passed to the junction of inner layer film and aluminium foil.
Drying tunnel out after cooling, namely is shaped to the skin of toughness reinforcing aluminum foil and adhesive tape and the combination in middle level.Coat pressure sensitive adhesive at the another side of aluminium foil after the cooling and namely form primer layer, namely be shaped to toughness reinforcing aluminum foil and adhesive tape after the oven dry.
The plastics film layer thickness is 20 μ m in the present embodiment, and middle level aluminium foil layer thickness is 10 μ m, and primer layer thickness is 15 μ m.
Embodiment 11
With reference to Fig. 1, toughness reinforcing aluminum foil and adhesive tape is comprised of plastic film layers 1, middle aluminium foil layer 2 and primer layer 3.Plastic film layers 1 direct combination is on middle aluminium foil layer 2, and primer layer 3 is coated on the another side of middle aluminium foil layer 2.Plastic film layers 1 is three-layer co-extruded toughness reinforcing composite plastic film in the present embodiment, and it forms by inner layer film, mesopelagic layer and outer membrane are three-layer co-extruded, and wherein inner layer film is EAA, and mesopelagic layer is LLDPE, and outer membrane is LDPE.
Its manufacturing process is: aluminium foil is 130 ℃ drying tunnel through temperature, carries out preheating, out carries out compoundly with the inner layer film of plastic film layers, and plastic film layers tentatively is compounded on the aluminium foil.The fusing point of inner layer film is minimum, and aluminium foil can tentatively be compounded on the aluminium foil inner layer film through the temperature that is passed to inner layer film after the preheating; And then by pressure roller plastic film layers and aluminium foil are compressed, make inner layer film and aluminium foil further compound, thereby form plastics film and aluminium foil composite bed; Plastics film and aluminium foil composite bed are 100 ℃ heated oven again through 4 meters long temperature, Negotiation speed is 12m/min, arrive the junction of inner layer film and aluminium foil behind the heat process outer membrane that drying tunnel provides, mesopelagic layer, inner layer film, the aluminium foil, further reinforce the combination between inner layer film and the aluminium foil.For adapting to the above-mentioned approach that heat transmits in the drying tunnel, the fusing point of outer membrane, mesopelagic layer is higher than the fusing point of inner layer film.
In the present embodiment, in heated oven, the top of plastics film and aluminium foil composite bed also is provided with the blowing device towards katabatic wind, hot blast is blown to the rear resilience in heated oven bottom, thereby the heat of aluminium foil below is strong than baking oven top heat.Because the heat aluminium foil arrives the junction of inner layer film and aluminium foil obviously penetrates outer membrane, mesopelagic layer, inner layer film arrival inner layer film and aluminium foil than heat junction difficulty, therefore above-mentioned measure helps heat evenly to be passed to the junction of inner layer film and aluminium foil.
Drying tunnel out after cooling, namely is shaped to the skin of toughness reinforcing aluminum foil and adhesive tape and the combination in middle level.Coat pressure sensitive adhesive at the another side of aluminium foil after the cooling and namely form primer layer, namely be shaped to toughness reinforcing aluminum foil and adhesive tape after the oven dry.
The plastics film layer thickness is 40 μ m in the present embodiment, and middle level aluminium foil layer thickness is 20 μ m, and primer layer thickness is 35 μ m.
Embodiment 12
With reference to Fig. 1, toughness reinforcing aluminum foil and adhesive tape is comprised of plastic film layers 1, middle aluminium foil layer 2 and primer layer 3.Plastic film layers 1 direct combination is on middle aluminium foil layer 2, and primer layer 3 is coated on the another side of middle aluminium foil layer 2.Plastic film layers 1 is three-layer co-extruded toughness reinforcing composite plastic film in the present embodiment, and it forms by inner layer film, mesopelagic layer and outer membrane are three-layer co-extruded, and wherein inner layer film is EAA, and mesopelagic layer is LLDPE, and outer membrane is LDPE.
Its manufacturing process is: aluminium foil is 150 ℃ drying tunnel through temperature, carries out preheating, out carries out compoundly with the inner layer film of plastic film layers, and plastic film layers tentatively is compounded on the aluminium foil.The fusing point of inner layer film is minimum, and aluminium foil can tentatively be compounded on the aluminium foil inner layer film through the temperature that is passed to inner layer film after the preheating; And then by pressure roller plastic film layers and aluminium foil are compressed, make inner layer film and aluminium foil further compound, thereby form plastics film and aluminium foil composite bed; Plastics film and aluminium foil composite bed are 145 ℃ heated oven again through 4 meters long temperature, Negotiation speed is 14m/min, arrive the junction of inner layer film and aluminium foil behind the heat process outer membrane that drying tunnel provides, mesopelagic layer, inner layer film, the aluminium foil, further reinforce the combination between inner layer film and the aluminium foil.For adapting to the above-mentioned approach that heat transmits in the drying tunnel, the fusing point of outer membrane, mesopelagic layer is higher than the fusing point of inner layer film.
In the present embodiment, in heated oven, the top of plastics film and aluminium foil composite bed also is provided with the blowing device towards katabatic wind, hot blast is blown to the rear resilience in heated oven bottom, thereby the heat of aluminium foil below is strong than baking oven top heat.Because the heat aluminium foil arrives the junction of inner layer film and aluminium foil obviously penetrates outer membrane, mesopelagic layer, inner layer film arrival inner layer film and aluminium foil than heat junction difficulty, therefore above-mentioned measure helps heat evenly to be passed to the junction of inner layer film and aluminium foil.
Drying tunnel out after cooling, namely is shaped to the skin of toughness reinforcing aluminum foil and adhesive tape and the combination in middle level.Coat pressure sensitive adhesive at the another side of aluminium foil after the cooling and namely form primer layer, namely be shaped to toughness reinforcing aluminum foil and adhesive tape after the oven dry.
The plastics film layer thickness is 40 μ m in the present embodiment, and middle level aluminium foil layer thickness is 35 μ m, and primer layer thickness is 16 μ m.
Embodiment 13
With reference to Fig. 1, toughness reinforcing aluminum foil and adhesive tape is comprised of plastic film layers 1, middle aluminium foil layer 2 and primer layer 3.Plastic film layers 1 direct combination is on middle aluminium foil layer 2, and primer layer 3 is coated on the another side of middle aluminium foil layer 2.Plastic film layers 1 is three-layer co-extruded toughness reinforcing composite plastic film in the present embodiment, and it forms by inner layer film, mesopelagic layer and outer membrane are three-layer co-extruded, and wherein inner layer film is EAA, and mesopelagic layer is LDPE, and outer membrane is HDPE.
Its manufacturing process is: aluminium foil is 175 ℃ drying tunnel through temperature, carries out preheating, out carries out compoundly with the inner layer film of plastic film layers, and plastic film layers tentatively is compounded on the aluminium foil.The fusing point of inner layer film is minimum, and aluminium foil can tentatively be compounded on the aluminium foil inner layer film through the temperature that is passed to inner layer film after the preheating; And then by pressure roller plastic film layers and aluminium foil are compressed, make inner layer film and aluminium foil further compound, thereby form plastics film and aluminium foil composite bed; Plastics film and aluminium foil composite bed are 168 ℃ heated oven again through 4 meters long temperature, Negotiation speed is 13m/min, arrive the junction of inner layer film and aluminium foil behind the heat process outer membrane that drying tunnel provides, mesopelagic layer, inner layer film, the aluminium foil, further reinforce the combination between inner layer film and the aluminium foil.For adapting to the above-mentioned approach that heat transmits in the drying tunnel, the fusing point of outer membrane, mesopelagic layer is higher than the fusing point of inner layer film.
In the present embodiment, in heated oven, the top of plastics film and aluminium foil composite bed also is provided with the blowing device towards katabatic wind, hot blast is blown to the rear resilience in heated oven bottom, thereby the heat of aluminium foil below is strong than baking oven top heat.Because the heat aluminium foil arrives the junction of inner layer film and aluminium foil obviously penetrates outer membrane, mesopelagic layer, inner layer film arrival inner layer film and aluminium foil than heat junction difficulty, therefore above-mentioned measure helps heat evenly to be passed to the junction of inner layer film and aluminium foil.
Drying tunnel out after cooling, namely is shaped to the skin of toughness reinforcing aluminum foil and adhesive tape and the combination in middle level.Coat pressure sensitive adhesive at the another side of aluminium foil after the cooling and namely form primer layer, namely be shaped to toughness reinforcing aluminum foil and adhesive tape after the oven dry.
The plastics film layer thickness is 15 μ m in the present embodiment, and middle level aluminium foil layer thickness is 40 μ m, and primer layer thickness is 10 μ m.
Claims (10)
1. a toughness reinforcing aluminum foil and adhesive tape comprises plastic film layers, middle aluminium foil layer, it is characterized in that: described plastic film layers direct combination is on described middle aluminium foil layer;
Also comprise primer layer, described primer layer is coated on the another side of described middle aluminium foil layer.
2. toughness reinforcing aluminum foil and adhesive tape as claimed in claim 1, it is characterized in that: described plastic film layers is three-layer co-extruded toughness reinforcing composite plastic film, and it forms by inner layer film, mesopelagic layer and outer membrane are three-layer co-extruded; Wherein inner layer film is EAA, and mesopelagic layer is LDPE or LLDPE, and outer membrane is LDPE or LLDPE or HDPE.
3. toughness reinforcing aluminum foil and adhesive tape as claimed in claim 1 or 2, it is characterized in that: described primer layer is water-based glue-line or oiliness glue-line or rubber layer or hot melt adhesive layer or pressure-sensitive adhesive layer.
4. toughness reinforcing aluminum foil and adhesive tape as claimed in claim 1 or 2, it is characterized in that: the thickness of described plastic film layers is 15～45 μ m, and the thickness of described aluminium foil layer is 6～40 μ m, and the thickness of described primer layer is 10～45 μ m.
5. the manufacture method of a toughness reinforcing aluminum foil and adhesive tape as claimed in claim 1 is characterized in that comprising the following steps:
A. aluminium foil enters drying tunnel and carries out preheating, and preheating temperature is 100 ℃～200 ℃, out after with the plastic film layers direct combination, again by pressure roller with plastic film layers and aluminium foil compression, thereby formation plastics film and aluminium foil composite bed;
B. plastics film and the aluminium foil composite bed through processing of step A enters heated oven again, Heating temperature is 100 ℃～200 ℃, be controlled at 6 seconds heat-up time～between 20 seconds, drying tunnel out after cooling, namely is shaped to the skin of toughness reinforcing aluminum foil and adhesive tape and the combination in middle level;
C. primer layer in the coating of the another side of aluminium foil in the combination in the skin of toughness reinforcing aluminum foil and adhesive tape and middle level, and will form toughness reinforcing aluminum foil and adhesive tape after the primer layer oven dry.
6. the manufacture method of toughness reinforcing aluminum foil and adhesive tape as claimed in claim 5, it is characterized in that: in step B, the length of heated oven is 4 meters, is 15～12m/min through the plastics film of processing of step A and the aluminium foil composite bed speed by heated oven.
7. the manufacture method of toughness reinforcing aluminum foil and adhesive tape as claimed in claim 5, it is characterized in that: in step B, in heated oven, the top of belt also is provided with the blowing device towards katabatic wind.
8. the manufacture method of a toughness reinforcing aluminum foil and adhesive tape as claimed in claim 2 is characterized in that comprising the following steps:
A. aluminium foil enters drying tunnel and carries out preheating, preheating temperature is 100 ℃～200 ℃, out after with plastic film layers direct combination, the applying of compound tense inner layer film and described aluminium foil, by pressure roller plastic film layers and aluminium foil are compressed again, thereby form plastics film and aluminium foil composite bed;
B. plastics film and the aluminium foil composite bed through processing of step A enters heated oven again, Heating temperature is 100 ℃～200 ℃, be controlled at 6 seconds heat-up time～between 20 seconds, drying tunnel out after cooling, namely is shaped to the skin of toughness reinforcing aluminum foil and adhesive tape and the combination in middle level;
C. primer layer in the coating of the another side of aluminium foil in the combination in the skin of toughness reinforcing aluminum foil and adhesive tape and middle level, and will form toughness reinforcing aluminum foil and adhesive tape after the primer layer oven dry.
9. the manufacture method of toughness reinforcing aluminum foil and adhesive tape as claimed in claim 8, it is characterized in that: in step B, the length of heated oven is 4 meters, is 15～12m/min through the plastics film of processing of step A and the aluminium foil composite bed speed by baking oven.
10. the manufacture method of toughness reinforcing aluminum foil and adhesive tape as claimed in claim 8, it is characterized in that: in step B, in heated oven, the top of belt also is provided with the blowing device towards katabatic wind.
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| CN103275635A (en) * | 2013-06-14 | 2013-09-04 | 江苏亚龙数码科技有限公司 | Explosion-proof adhesive tape containing aluminum foil and glass fiber and manufacturing method thereof |
| CN105699668A (en) * | 2016-03-08 | 2016-06-22 | 上海润普生物技术有限公司 | Rh blood group antigen detection card |
| CN106590463A (en) * | 2016-12-30 | 2017-04-26 | 合肥舒实工贸有限公司 | Film-coated aluminum foil adhesive tape |
| CN106590464A (en) * | 2016-12-30 | 2017-04-26 | 合肥舒实工贸有限公司 | High-tenacity inflaming retarding aluminum foil adhesive tape |
| CN106634667A (en) * | 2016-12-30 | 2017-05-10 | 合肥舒实工贸有限公司 | Process for manufacturing complex membrane aluminum foil adhesive tape |
| CN106854442A (en) * | 2016-12-30 | 2017-06-16 | 合肥舒实工贸有限公司 | High tenacity flame-retardant aluminium foil adhesive tape manufacturing process |
| CN106916545A (en) * | 2017-04-01 | 2017-07-04 | 合肥梦飞电器有限公司 | A kind of corrosion-resisting aluminium foil belt |
| CN106947406A (en) * | 2017-04-01 | 2017-07-14 | 合肥梦飞电器有限公司 | One kind enhancing aluminum foil and adhesive tape |
| CN106995664A (en) * | 2017-04-01 | 2017-08-01 | 合肥梦飞电器有限公司 | A kind of aluminum foil and adhesive tape |
| CN107022320A (en) * | 2017-04-01 | 2017-08-08 | 合肥梦飞电器有限公司 | A kind of aluminum foil and adhesive tape for building |
| CN107043603A (en) * | 2017-04-01 | 2017-08-15 | 合肥梦飞电器有限公司 | A kind of antistatic aluminum foil and adhesive tape |
| CN109760295A (en) * | 2019-01-28 | 2019-05-17 | 广州卓迅包装机械有限公司 | The film covering method of sheet metal and pre- laminating machine |
| CN111320945A (en) * | 2020-03-03 | 2020-06-23 | 烟台万泰通信科技有限公司 | Thermostable multilayer film-coated aluminum foil |
| CN111976324A (en) * | 2020-09-08 | 2020-11-24 | 海南现代彩印包装有限公司 | Environment-friendly water-based gravure printing process for plastic packaging bag |
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| CN103275635A (en) * | 2013-06-14 | 2013-09-04 | 江苏亚龙数码科技有限公司 | Explosion-proof adhesive tape containing aluminum foil and glass fiber and manufacturing method thereof |
| CN105699668A (en) * | 2016-03-08 | 2016-06-22 | 上海润普生物技术有限公司 | Rh blood group antigen detection card |
| CN106590463A (en) * | 2016-12-30 | 2017-04-26 | 合肥舒实工贸有限公司 | Film-coated aluminum foil adhesive tape |
| CN106590464A (en) * | 2016-12-30 | 2017-04-26 | 合肥舒实工贸有限公司 | High-tenacity inflaming retarding aluminum foil adhesive tape |
| CN106634667A (en) * | 2016-12-30 | 2017-05-10 | 合肥舒实工贸有限公司 | Process for manufacturing complex membrane aluminum foil adhesive tape |
| CN106854442A (en) * | 2016-12-30 | 2017-06-16 | 合肥舒实工贸有限公司 | High tenacity flame-retardant aluminium foil adhesive tape manufacturing process |
| CN106916545A (en) * | 2017-04-01 | 2017-07-04 | 合肥梦飞电器有限公司 | A kind of corrosion-resisting aluminium foil belt |
| CN106947406A (en) * | 2017-04-01 | 2017-07-14 | 合肥梦飞电器有限公司 | One kind enhancing aluminum foil and adhesive tape |
| CN106995664A (en) * | 2017-04-01 | 2017-08-01 | 合肥梦飞电器有限公司 | A kind of aluminum foil and adhesive tape |
| CN107022320A (en) * | 2017-04-01 | 2017-08-08 | 合肥梦飞电器有限公司 | A kind of aluminum foil and adhesive tape for building |
| CN107043603A (en) * | 2017-04-01 | 2017-08-15 | 合肥梦飞电器有限公司 | A kind of antistatic aluminum foil and adhesive tape |
| CN109760295A (en) * | 2019-01-28 | 2019-05-17 | 广州卓迅包装机械有限公司 | The film covering method of sheet metal and pre- laminating machine |
| CN111320945A (en) * | 2020-03-03 | 2020-06-23 | 烟台万泰通信科技有限公司 | Thermostable multilayer film-coated aluminum foil |
| CN111976324A (en) * | 2020-09-08 | 2020-11-24 | 海南现代彩印包装有限公司 | Environment-friendly water-based gravure printing process for plastic packaging bag |
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