CN112280486A - Adhesive tape with two sides remaining edges and realizing different viscosities from top to bottom and production process thereof - Google Patents
Adhesive tape with two sides remaining edges and realizing different viscosities from top to bottom and production process thereof Download PDFInfo
- Publication number
- CN112280486A CN112280486A CN201910685615.5A CN201910685615A CN112280486A CN 112280486 A CN112280486 A CN 112280486A CN 201910685615 A CN201910685615 A CN 201910685615A CN 112280486 A CN112280486 A CN 112280486A
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- Prior art keywords
- layer
- isolation
- release
- adhesive
- adhesive tape
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000002390 adhesive tape Substances 0.000 title claims abstract description 34
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 239000010410 layer Substances 0.000 claims abstract description 325
- 238000002955 isolation Methods 0.000 claims abstract description 90
- 239000000758 substrate Substances 0.000 claims abstract description 65
- 239000012790 adhesive layer Substances 0.000 claims abstract description 37
- 239000000853 adhesive Substances 0.000 claims abstract description 21
- 230000001070 adhesive effect Effects 0.000 claims abstract description 21
- 238000004026 adhesive bonding Methods 0.000 claims description 37
- 239000011248 coating agent Substances 0.000 claims description 24
- 238000000576 coating method Methods 0.000 claims description 24
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 15
- 229910052710 silicon Inorganic materials 0.000 claims description 15
- 239000010703 silicon Substances 0.000 claims description 15
- 238000001723 curing Methods 0.000 claims description 11
- 239000011347 resin Substances 0.000 claims description 11
- 229920005989 resin Polymers 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 8
- 238000005096 rolling process Methods 0.000 claims description 5
- 238000003848 UV Light-Curing Methods 0.000 claims description 3
- 230000011218 segmentation Effects 0.000 claims 1
- 238000000016 photochemical curing Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 230000007613 environmental effect Effects 0.000 description 5
- 238000007789 sealing Methods 0.000 description 4
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/22—Plastics; Metallised plastics
- C09J7/25—Plastics; Metallised plastics based on macromolecular compounds obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds
- C09J7/255—Polyesters
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/22—Plastics; Metallised plastics
- C09J7/24—Plastics; Metallised plastics based on macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
- C09J7/241—Polyolefin, e.g.rubber
- C09J7/243—Ethylene or propylene polymers
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Adhesive Tapes (AREA)
Abstract
The invention discloses an adhesive tape with two side margins and different viscosities and a production process thereof, and the adhesive tape comprises a substrate layer, a release layer, an isolation layer and an adhesive layer which are sequentially arranged from top to bottom, wherein the substrate layer is combined with the release layer, the width of the adhesive layer is arranged between the release layer and the isolation layer, the width of the isolation layer is greater than that of the release layer, the adhesive force between the release layer and the isolation layer is smaller than the adhesive force between the isolation layer and the adhesive layer, and the adhesive viscosity of the adhesive layer towards one side of the substrate layer is lower than that of the adhesive layer away from one side of the substrate layer after the substrate layer and the release layer are torn off.
Description
Technical Field
The invention relates to the technical field of adhesive tapes, in particular to an adhesive tape with two sides left with edges and capable of realizing different viscosities from top to bottom and a production process thereof.
Background
The adhesive tape consists of a base material and an adhesive, and two or more unconnected objects are connected together through adhesion. The double-sided adhesive tape can be divided into a single-sided adhesive tape and a double-sided adhesive tape according to the adhesive division, when the double-sided adhesive tape is used, in order to connect different objects, the adhesive degrees of two side surfaces of a base material can be kept consistent in the production process, so that the double-sided adhesive tape can be stably connected with the base material after being used, if the double-sided adhesive tape and the double-sided adhesive tape are required to be separated, the surfaces of the objects are stuck to be damaged due to the fact that the adhesive degrees of two sides of the double-sided adhesive tape are the same, the double-sided adhesive tape cannot be reused, a large number of sealing bags are required to be repeatedly used for multiple times in order to improve the utilization rate of.
Disclosure of Invention
The invention aims to provide an adhesive tape which has two sides with edges and realizes different viscosities from top to bottom, so that the surfaces of the two sides of an adhesive layer have different viscosities, and the adhesive tape can be repeatedly used.
The technical purpose of the invention is realized by the following technical scheme: the utility model provides a sticky tape with limit is stayed to both sides and different viscosities about realizing, includes from last to the substrate layer that sets gradually down, from type layer, isolation layer, gluing layer, the substrate layer combines together between the type layer, the width on gluing layer is arranged in from between type layer and the isolation layer, the width of isolation layer is greater than from the type layer, adhesive force from between type layer and the isolation layer is less than the adhesive force between isolation layer and the gluing layer, the substrate layer is torn the back with type layer and is realized gluing layer towards the gluey viscosity of substrate layer one side and be less than the gluey viscosity that deviates from substrate layer one side.
Through adopting above-mentioned technical scheme, substrate layer with the surface with from the type layer when tearing off, because adhesive force between type layer and the isolation layer is less than the adhesive force between isolation layer and the gluing layer, make partly of isolation layer can shift to gluing layer towards substrate layer side surface because the effect on gluing layer this moment, and then make the gluing degree of surface keep different about the gluing layer, deviate from substrate layer one side with the gluing layer and bond in the department of sealing when using, tear off the substrate layer again and leave the type layer, then enable gluing layer towards substrate layer one side and can bond in by the seal body repeatedly, promote its utilization ratio. Meanwhile, the width of the adhesive layer is arranged between the release layer and the isolation layer, so that the front side and the back side of the adhesive layer can be clearly distinguished.
The invention is further configured to: the gluing layer is formed with beyond from the limit of keeping out that the type layer side is covered by the isolation layer in its width direction's both sides towards substrate layer one side.
Through adopting above-mentioned technical scheme, when the substrate layer with from the type layer when tearing off from the sticky layer surface, because the adhesive force between sticky layer and the isolation layer is big, make the sticky layer be close to its width direction's both sides surface and form the limit of keeping somewhere that is covered by the isolation layer, make the both sides face of the different viscosities on sticky layer distinguish more easily when using, and then avoid producing when using and obscure, promote its utilization degree of accuracy.
The invention is further configured to: the release layer is a UV release silicon layer.
Through adopting above-mentioned technical scheme, when production shaping, with UV from the type silicon layer coat in the substrate layer surface, rely on the photocuring machine to play the solidification to UV from the type silicon layer again, make UV from the type silicon layer and adhere to the substrate layer surface, and reduced the use of gluing agent, organic volatile component is few, and environmental protection more reaches better from the type effect.
The invention is further configured to: the isolation layer is a UV resin layer.
Through adopting above-mentioned technical scheme, at the surface on type layer at first the coating UV resin layer, make the isolation layer adhere to the isolation layer surface through photocuring again, the UV resin layer curing speed is fast, and production efficiency is high, and energy utilization is high, and the energy saving, inside organic volatile component is few, and is environment-friendly.
The invention is further configured to: the width of the release layer is 3-3.5mm, the width of the isolation layer is 7-7.5mm, and the width of the adhesive layer is 5-5.5 mm.
Through adopting above-mentioned technical scheme, make the width on sticky layer arrange in from type layer and isolation layer between, then tear the substrate layer on surface and leave the type layer after, can make sticky layer be formed with two in its width direction's both sides towards substrate layer one side and leave the limit, reach better resolution effect, also realize that the viscosity of sticky layer both sides keeps different, make sticky layer repeatedly paste.
The invention is further configured to: the isolation layer is attached to the release layer through UV light curing.
Through adopting above-mentioned technical scheme, utilize light curing's effect to make the isolation layer and from realizing adhering to between the type layer and being connected, make the isolation layer and be less than the cohesion between isolation layer and the gluing layer from the adhesive force between the type layer, simultaneously, the mode that both pass through UV photocuring can make the mode of combining environmental protection more.
The invention is further configured to: the width of the base material layer is larger than or equal to that of the isolation layer.
Through adopting above-mentioned technical scheme, utilize the substrate layer to cover the isolation layer surface, avoid the isolation layer adhesion dust before the use to reach better result of use.
The invention also aims to provide a production process of the adhesive tape with two side margins and different viscosities, which is convenient for distinguishing the surfaces of the adhesive tape with different viscosities.
The technical purpose of the invention is realized by the following technical scheme: a production process of an adhesive tape with two sides left edges and capable of realizing different viscosities from top to bottom comprises the following steps:
step A: coating a release layer, coating the release layer on the surface of the base material layer and curing;
and B: coating an isolation layer, coating the isolation layer with the width larger than that of the release layer on one side of the release layer, which is far away from the substrate layer, and curing;
and C: coating an adhesive layer, coating the adhesive layer with the width larger than that of the release layer and smaller than that of the isolation layer on one side of the isolation layer, which is far away from the release layer, and curing;
step D: and C, rolling the adhesive tape in the step C.
Through adopting above-mentioned technical scheme, in the coating forming process, make the adhesive force that is less than between isolation layer and the gluing layer from between type layer and the isolation layer, and simultaneously, the width setting on gluing layer is greater than from the type layer and is less than the isolation layer, then when tearing off the substrate layer on surface, can partially shift to the gluing layer surface from the type layer surface with the isolation layer from type layer overlap section, and the isolation layer that directly bonds with gluing layer surface can directly stop in gluing layer surface, thereby form two margins in gluing layer's both sides, make the both sides surface on gluing layer form different viscosities simultaneously, be convenient for distinguish, also can realize using repeatedly simultaneously, prolong its life.
The invention is further configured to: the release layer in the step A is a UV release silicon layer, the isolation layer in the step B is a UV resin layer, and the step A and the step B are cured through UV.
Through adopting above-mentioned technical scheme, adopt UV to keep the environmental protection from type silicon layer and UV resin layer and the technology of UV solidification, what adopt is environmental protection material, can not produce harmful waste water waste material.
The invention is further configured to: evenly coat many along its length direction on the substrate layer surface in step A from the type layer, the isolation layer in step B and the gluing layer in step C with from the type layer equal one-to-one, step D cuts in sections in the rolling in-process in step D in step.
Through adopting above-mentioned technical scheme, in the forming process, the surface coating interval of substrate layer sets up many from the type layer, then can synchronous production shaping multiunit sticky tape, promotes production efficiency.
In conclusion, the invention has the following beneficial effects:
one is as follows: the width of the adhesive layer is arranged between the release layer and the isolation layer, two reserved edges are formed on the two sides of the adhesive layer in the width direction towards one side of the substrate layer after the substrate layer and the release layer on the surface are torn off, and part of the isolation layer is adhered to the adhesive layer towards one side of the substrate layer, so that the adhesive viscosity of the surfaces on the two sides of the adhesive layer is kept different, and the adhesive layer can be repeatedly adhered for use after the substrate layer and the release layer are torn off;
the second step is as follows: use the UV resin layer with the isolation layer, use UV from type silicon layer with the type layer, then realize the adhesion from type layer and isolation layer through photocuring, UV resin layer and UV are still less from the intraformational volatile materials of type silicon, reach the effect of environmental protection more.
Drawings
FIG. 1 is a schematic cross-sectional view of the first embodiment;
FIG. 2 is a cross-sectional view of the present embodiment, mainly illustrating the width of each layer;
fig. 3 is a top view of the third embodiment.
Reference numerals: 1. a substrate layer; 2. a release layer; 3. an isolation layer; 4. an adhesive layer; 5. and (5) reserving edges.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The first embodiment is as follows:
the utility model provides an sticky tape with limit is kept to both sides and different viscosity about realizing, refers to fig. 1 and shows, includes from last substrate layer 1 that sets gradually down, from type layer 2, isolation layer 3, gluing layer 4, when substrate layer 1 with tear from type layer 2, gluing layer 4 will be the separation layer 3 of bonding portion towards substrate layer 1 one side, realizes that the gluing degree of gluing layer 4 both sides is different, and then can make gluing layer 4 realize bonding repeatedly.
Separating layer 2 deviates from substrate layer 1 one side coating one deck width and is less than or equal to the isolation layer 3 of substrate layer 1 width, and isolation layer 3 is the UV resin layer, makes isolation layer 3 adhere to in deviating from substrate layer 1 side surface from layer 2 through the mode of photocuring, and the width of isolation layer 3 sets up to 7-7.5mm, 3 width direction's of isolation layer central line and the coincidence of 2 width direction's of type central line.
Deviate from type layer 2 one side coating one deck gluing layer 4 at isolation layer 3, the central line of 4 width direction on gluing layer coincides with the central line of 3 width direction on isolation layer to set up the width on gluing layer 4 into 5-5.5 mm.
The adhesive force between the release layer 2 and the isolation layer 3 is smaller than the adhesive force between the isolation layer 3 and the adhesive layer 4, and the adhesive force between the release layer 2 and the substrate layer 1 and the isolation layer 3 is approximately the same, when the substrate layer 1 and the release layer 2 are torn off, the isolation layer 3 and the part exceeding the two sides of the width direction of the adhesive layer 4 are torn off together with the release layer 2, the isolation layer 3 forms a margin 5 on the two side surfaces of the adhesive layer 4 exceeding the width direction of the release layer 2, the isolation layer 3 is separated from the release layer 2 and stays on the two side surfaces of the width direction of the adhesive layer 4, one part of the isolation layer 3 overlapped with the release layer 2 is torn off along with the release layer 2, one part of the isolation layer is transferred to the surface of the adhesive layer 4 facing one side of the substrate layer 1, so that the two side margins 5 and the middle part of the adhesive layer 4 facing one side surface of the substrate layer 1 are in a dot shape, and, the viscosity of the adhesive layer 4 toward the side of the substrate layer 1 is lower than the viscosity of the adhesive layer away from the side of the substrate layer 1.
When in production, the invention can be wound into a roll shape, and when in use, one side surface of the adhesive layer 4 departing from the substrate layer 1 is adhered to the sealing position of the sealed object and is cut into a section of length, simultaneously, the substrate layer 1 and the release layer 2 on the surface are torn off, at the moment, one part of the isolation layer 3 overlapped with the release layer 2 is transferred from the release layer 2 to the adhesive layer 4 towards one side surface of the substrate layer 1, meanwhile, the two side surfaces of the adhesive layer 4 in the width direction are provided with the remaining edge 5 covered by the isolation layer 3, so that the viscosity of one side surface of the adhesive layer 4 departing from the sealing position is lower than that of the other side surface, and the seal of the sealed object can be repeatedly adhered to the body of the sealed object.
Example two:
a production process of an adhesive tape with two sides left edges and capable of realizing different viscosities from top to bottom comprises the following steps:
step A: coating a release layer 2, coating the release layer 2 on the surface of a substrate layer 1 and curing, wherein the substrate layer 1 is made of common films or PET, PE and OPP, the release layer 2 is a UV release silicon layer, the UV release silicon layer is UV curing silicone oil, the release layer 2 is attached to the surface of the substrate layer 1 in a photocuring mode, and the width of the release layer 2 is 3.5 mm;
and B: coating an isolation layer 3, coating the isolation layer 3 with a width larger than that of the release layer 2 on one side of the release layer 2, which is far away from the substrate layer 1, and curing, wherein the isolation layer 3 is a UV resin layer, the isolation layer 3 is attached to the surface of one side of the release layer 2, which is far away from the substrate layer 1, in a photocuring mode, the width of the isolation layer 3 is set to be 7.5mm, and the central line of the isolation layer 3 in the width direction is superposed with the central line of the;
and C: coating an adhesive layer 4, coating the adhesive layer 4 with the width larger than that of the release layer 2 and smaller than that of the isolation layer 3 on one side of the isolation layer 3, which is far away from the release layer 2, and curing, wherein the width of the adhesive layer 4 is preferably 5.5mm, and the adhesive force between the adhesive layer 4 and the isolation layer 3 is larger than that between the isolation layer 3 and the release layer 2;
step D: and C, rolling the adhesive tape in the step C.
Example three:
the utility model provides a production technology of sticky tape with both sides are kept limit and are realized different viscosity from top to bottom, with embodiment two difference lie in, refer to fig. 3, in step A evenly coated on the surface of substrate layer 1 along its length direction has many from type layer 2, isolation layer 3 in step B is with each from type layer 2 one-to-one afterwards, the gluing layer 4 in step C with from type layer 2 one-to-one, then many sticky tapes have been shaped in the length direction of same piece substrate layer 1. Meanwhile, after the adhesive layer 4 is coated and cured, the substrate layer 1 is cut in sections along the length direction thereof, and is separately wound.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a sticky tape with both sides are kept limit and are realized different viscosity from top to bottom which characterized by: include from last substrate layer (1) that sets gradually extremely down, from type layer (2), isolation layer (3), gluing layer (4), substrate layer (1) and combine together from between type layer (2), the width of gluing layer (4) is arranged in from between type layer (2) and isolation layer (3), the width of isolation layer (3) is greater than from type layer (2), adhesive force from between type layer (2) and isolation layer (3) is less than the adhesive force between isolation layer (3) and gluing layer (4), realize gluing layer (4) and be less than the gluey viscosity that deviates from substrate layer (1) one side towards the gluey viscosity of substrate layer (1) one side after tearing from type layer (2) substrate layer (1).
2. The adhesive tape according to claim 1, which has two side margins and realizes different viscosities from top to bottom, wherein: the gluing layer (4) is formed with beyond from leaving the limit (5) that the type layer (2) side was covered by isolation layer (3) in its width direction's both sides towards substrate layer (1) one side.
3. Adhesive tape with double side margins (5) and with different upper and lower viscosities according to claim 1, characterized in that: the release layer (2) is a UV release silicon layer.
4. The adhesive tape according to claim 1, which has two side margins and realizes different viscosities from top to bottom, wherein: the isolation layer (3) is a UV resin layer.
5. The adhesive tape according to claim 1, 3 or 4 having both sides margins and realizing different viscosities in upper and lower directions, wherein: the width of the release layer (2) is 3-3.5mm, the width of the isolation layer (3) is 7-7.5mm, and the width of the adhesive layer (4) is 5-5.5 mm.
6. The adhesive tape according to claim 1, which has two side margins and realizes different viscosities from top to bottom, wherein: the isolation layer (3) and the release layer (2) are adhered through UV light curing.
7. The adhesive tape according to claim 1, which has two side margins and realizes different viscosities from top to bottom, wherein: the width of the base material layer (1) is larger than or equal to that of the isolation layer (3).
8. A production process of an adhesive tape with two sides left with edges and capable of realizing different viscosities from top to bottom is characterized in that: the method comprises the following steps:
step A: coating a release layer (2), coating the release layer (2) on the surface of the base material layer (1) and curing;
and B: coating an isolation layer (3), coating the isolation layer (3) with the width larger than that of the release layer (2) on one side of the release layer (2) departing from the substrate layer (1), and curing;
and C: coating an adhesive layer (4), coating the adhesive layer (4) with the width larger than that of the release layer (2) and smaller than that of the isolation layer (3) on one side of the isolation layer (3) away from the release layer (2), and curing;
step D: and C, rolling the adhesive tape in the step C.
9. The process for producing an adhesive tape with two side margins and different upper and lower viscosities as claimed in claim 8, wherein: the release layer (2) in the step A is a UV release silicon layer, the isolation layer (3) in the step B is a UV resin layer, and the step A and the step B are cured through UV.
10. The process for producing an adhesive tape with two side margins and different upper and lower viscosities as claimed in claim 8, wherein: evenly coat many along its length direction on substrate layer (1) surface in step A from type layer (2), isolation layer (3) in step B and gluing layer (4) in step C and from type layer (2) equal one-to-one, step D carries out the segmentation in step D in the rolling in-process and cuts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910685615.5A CN112280486A (en) | 2019-07-27 | 2019-07-27 | Adhesive tape with two sides remaining edges and realizing different viscosities from top to bottom and production process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910685615.5A CN112280486A (en) | 2019-07-27 | 2019-07-27 | Adhesive tape with two sides remaining edges and realizing different viscosities from top to bottom and production process thereof |
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| Publication Number | Publication Date |
|---|---|
| CN112280486A true CN112280486A (en) | 2021-01-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910685615.5A Pending CN112280486A (en) | 2019-07-27 | 2019-07-27 | Adhesive tape with two sides remaining edges and realizing different viscosities from top to bottom and production process thereof |
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|---|---|
| CN (1) | CN112280486A (en) |
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|---|---|---|---|---|
| CN1254359A (en) * | 1998-02-02 | 2000-05-24 | 株式会社辻电 | Double faced tape, method of and apparatus for manufacturing same |
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| CN201793517U (en) * | 2010-08-25 | 2011-04-13 | 王佳实业股份有限公司 | sealing tape |
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2019
- 2019-07-27 CN CN201910685615.5A patent/CN112280486A/en active Pending
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