CN211497475U - Temperature-control adhesive release film - Google Patents
Temperature-control adhesive release film Download PDFInfo
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- CN211497475U CN211497475U CN201920566284.9U CN201920566284U CN211497475U CN 211497475 U CN211497475 U CN 211497475U CN 201920566284 U CN201920566284 U CN 201920566284U CN 211497475 U CN211497475 U CN 211497475U
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- temperature
- adhesive
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- film
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- 239000000853 adhesive Substances 0.000 title claims abstract description 34
- 230000001070 adhesive effect Effects 0.000 title claims abstract description 34
- 239000000839 emulsion Substances 0.000 claims abstract description 24
- 229920002635 polyurethane Polymers 0.000 claims abstract description 17
- 239000004814 polyurethane Substances 0.000 claims abstract description 17
- 150000001252 acrylic acid derivatives Chemical class 0.000 claims abstract description 10
- 239000010410 layer Substances 0.000 claims description 44
- 239000002313 adhesive film Substances 0.000 claims description 19
- 239000012790 adhesive layer Substances 0.000 claims description 13
- 239000003292 glue Substances 0.000 abstract description 37
- 239000012528 membrane Substances 0.000 abstract description 18
- 238000012545 processing Methods 0.000 abstract description 12
- 230000008859 change Effects 0.000 abstract description 9
- 238000010030 laminating Methods 0.000 abstract description 6
- 239000002518 antifoaming agent Substances 0.000 description 12
- 239000000080 wetting agent Substances 0.000 description 12
- 239000000945 filler Substances 0.000 description 11
- 239000002562 thickening agent Substances 0.000 description 11
- 239000012752 auxiliary agent Substances 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- -1 acrylic ester Chemical class 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 6
- 238000000576 coating method Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 239000000758 substrate Substances 0.000 description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000001681 protective effect Effects 0.000 description 5
- 229920000297 Rayon Polymers 0.000 description 4
- 239000003513 alkali Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000002585 base Substances 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- 230000000181 anti-adherent effect Effects 0.000 description 2
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000002270 dispersing agent Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 229920000663 Hydroxyethyl cellulose Polymers 0.000 description 1
- 239000004354 Hydroxyethyl cellulose Substances 0.000 description 1
- 229920002153 Hydroxypropyl cellulose Polymers 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 239000004820 Pressure-sensitive adhesive Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- DAKWPKUUDNSNPN-UHFFFAOYSA-N Trimethylolpropane triacrylate Chemical compound C=CC(=O)OCC(CC)(COC(=O)C=C)COC(=O)C=C DAKWPKUUDNSNPN-UHFFFAOYSA-N 0.000 description 1
- 229920006223 adhesive resin Polymers 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000002216 antistatic agent Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229910021485 fumed silica Inorganic materials 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 235000019447 hydroxyethyl cellulose Nutrition 0.000 description 1
- 229920003063 hydroxymethyl cellulose Polymers 0.000 description 1
- 229940031574 hydroxymethyl cellulose Drugs 0.000 description 1
- 239000001863 hydroxypropyl cellulose Substances 0.000 description 1
- 235000010977 hydroxypropyl cellulose Nutrition 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000004642 transportation engineering Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Images
Landscapes
- Laminated Bodies (AREA)
- Adhesive Tapes (AREA)
Abstract
The utility model relates to a control by temperature change nature bonding from membrane, control by temperature change nature bonding from type layer and control by temperature change nature bonding from the glue film including laminating each other, control by temperature change nature bonding from the glue film is polyurethane modified acrylate emulsion layer. The temperature-controlled bond-release film has high film thickness precision, and the yield of product processing is improved; can be used for fixing and processing or protecting workpieces under ultraviolet light and certain temperature, is easy to tear off, has no adhesive residue, and is very convenient to use.
Description
Technical Field
The utility model belongs to the technical field of the waterborne bonding technique and specifically relates to a control by temperature change nature adhesion membrane.
Background
At present, in the process of processing products, two protective films which are used for fixing and protecting workpieces and are easy to peel are mainly used according to different applications, one protective film is a thermal viscosity-reducing adhesive film which needs to be operated in a low-temperature environment, and the workpieces cannot be fixed and protected when the temperature is too high; the other is that the UV viscosity-reducing adhesive film needs to work in a dark or non-light environment, and the work piece can not be fixed and protected in a light environment. Therefore, the two protective films have serious limitations on fixing and protecting workpieces of special products under different temperature and illumination conditions, and cannot meet the production and processing requirements.
Patent application CN109021851A discloses an acrylic protective film, comprising a PET transparent film, a self-adsorption glue layer and a PET release film, wherein the self-adsorption glue layer is coated on the non-release surface of the PET release film, and the PET transparent film is covered on the self-adsorption glue layer; the self-adsorption adhesive layer mainly comprises an acrylic acid adhesive, methylbenzene, acrylic resin, trimethylolpropane triacrylate, a dispersing agent and a curing agent. The material is used for fixing workpieces in product transportation engineering, prevents slipping, is usually used under normal temperature conditions, and cannot be used in the processing processes of workpiece heating, UV treatment and the like; and toluene is used as a solvent, so that the solvent is easy to volatilize and pollute the environment.
Patent application CN108300336A discloses a UV detackifying composition, a UV detackifying film and a method for preparing the same. The UV viscosity-reducing composition is mainly prepared from the following raw materials in percentage by weight: 20-50% of high temperature resistant acrylate pressure sensitive adhesive resin, 1-30% of polyfunctional oligomer and/or polyfunctional monomer, 0.3-2% of cross-linking agent, 0.1-5% of antistatic agent, 0-2% of dispersing agent, 0.2-2% of flatting agent, 0.5-5% of photoinitiator and 25-60% of solvent. The UV anti-adhesive film comprises a base material layer, and a UV anti-adhesive layer and a release film layer which are coated on the base material layer. This material cannot be adapted to the production conditions in which the workpiece to be protected and fixed needs to be subjected to light treatment.
Therefore, it is a direction of research of those skilled in the art to develop a protective film having a property of being not affected by temperature and illumination conditions, for fixing and protecting a workpiece, and being easily peeled off.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, the present invention provides a temperature-controlled adhesive film, which has high adhesiveness within a certain temperature range, reduces the temperature, can rapidly peel off a protected workpiece from the surface of the temperature-controlled adhesive film, has no adhesive residue, overcomes the difficulty of temperature and illumination limitation in the manufacturing process, and the problem of difficult peeling and adhesive residue of the protected workpiece after the manufacturing process is finished, and is repeatedly baked in a high temperature environment, without change and loss of adhesion; under the ultraviolet irradiation, the adhesive force is not changed or lost, and the film can be simultaneously used for fixing and processing the film base material under the ultraviolet light and different temperatures.
The common thermal viscosity-reducing adhesive film can be cured and hardened at a temperature higher than a certain temperature, the adhesive force tends to 0, the workpiece can not be normally fixed, and the adhesive force of the product is not lower than 600gf/25mm at 40-100 ℃, so that the fixing effect can be exerted at 40-100 ℃. After the temperature-controlled adhesive-release film is baked at the temperature of 150-; after the temperature-controlled adhesive-release film is subjected to ultraviolet irradiation, the adhesive force is detected at the temperature of 40-100 ℃, and the adhesive force is unchanged relative to that when the temperature-controlled adhesive-release film is not subjected to ultraviolet irradiation, so that the light resistance of the temperature-controlled adhesive-release film is good.
After the temperature-controlled adhesive-release film is used, 2 peeling modes are adopted. 1. When the temperature is reduced to 10 ℃ or below, the adhesive force is lower than 10gf/25mm, the fixed workpiece can be quickly peeled off without adhesive residue; especially at 0-5 ℃, can fall off rapidly and automatically; 2. the temperature-control adhesive layer can be peeled off from the substrate after the alkali soaking for a plurality of minutes. The substrate can be reused, the cost is saved, and the application is very convenient.
In the temperature-control adhesive film, the temperature-control adhesive layer is formed by adding an auxiliary agent into one or more of acrylate emulsion, polyurethane modified acrylate emulsion and polyurethane emulsion and then drying. The optional formula is: the emulsion formed by mixing one or more of acrylate emulsion, polyurethane modified acrylate emulsion and polyurethane emulsion accounts for 100 parts by mass, the auxiliary agent can be one or more of wetting agent, defoaming agent, thickening agent, filler and water, and the corresponding dosage is as follows: 0.1-5 parts of a wetting agent; 0.1-5 parts of a defoaming agent; 0-5 parts of a thickening agent; 0-5 parts of a filler; 0-20 parts of water. Preferably, the wetting agent is a polyether siloxane base material wetting agent, the defoaming agent is an organic silicon defoaming agent, the thickening agent is one or a mixture of more of hydroxymethyl cellulose, hydroxyethyl cellulose or hydroxypropyl cellulose, and the filler is one or a mixture of more of titanium dioxide, fumed silica or barium sulfate.
The preparation method of the temperature-controlled adhesive film comprises the following steps:
and 4, attaching a release film or release paper to one side of the dried temperature-control adhesive, which does not contain the release film or release paper, and rolling.
The whole process has no solvent volatilization, no air pollution, convenient operation, mass production and processing, no equipment transformation on the basis of the original coating adhesive film equipment, and strong applicability.
In order to solve the technical problem, the utility model discloses take following scheme:
the temperature-control adhesive-release film comprises a release layer and a temperature-control adhesive layer which are mutually attached, wherein the temperature-control adhesive-release layer is a polyurethane modified acrylate emulsion layer, and the polyurethane modified acrylate emulsion layer is a film layer formed by adding an auxiliary agent into a polyurethane modified acrylate emulsion and then drying the polyurethane modified acrylate emulsion.
Further, the release layer is release paper or release film.
Furthermore, the release layer is PE release film, PET release film, PVC release film or EVA release film. In order to improve the film thickness accuracy, a PET release film is preferable.
Furthermore, the temperature-control adhesive film is composed of an upper release layer, a temperature-control adhesive layer and a lower release layer which are sequentially stacked.
Further, the thickness of release layer is 5-125 um.
Further, the thickness of release layer is 15-75 um.
Furthermore, the thickness of the temperature-control adhesive layer is 5-60 um.
Furthermore, the thickness of the temperature-control adhesive layer is 10-50 um.
Through adopting aforementioned technical scheme, compared with the prior art, the utility model, have following advantage:
(1) the temperature-control sticky membrane has high membrane thickness precision, particularly high-precision component processing, and a customer can cut the temperature-control sticky membrane into the size required by the customer as required, so that the membrane thickness is unchanged even if the temperature is changed, and the yield of product processing is greatly improved.
(2) The temperature-controlled adhesive film can be used for fixing, processing or protecting a workpiece under ultraviolet light and a certain temperature, the substrate can be heated to 50-70 ℃, one release layer of the temperature-controlled adhesive film is torn off, the exposed temperature-controlled adhesive layer is rolled and attached to the surface of the substrate, and then the other release layer of the temperature-controlled adhesive film is torn off; thermally bonding a workpiece to be fixed on the surface of the temperature-controlled adhesive layer, and processing the workpiece; after the processing is finished, the temperature is reduced to-5-10 ℃, the workpiece quickly and automatically falls off from the surface of the temperature-control adhesive-separating glue layer without residual glue, and the temperature-control adhesive-separating film on the substrate is soaked in aqueous alkali at 50-80 ℃ for 1-10min, so that the temperature-control adhesive-separating glue layer automatically falls off from the substrate without residual glue, and the use is very convenient.
Drawings
Fig. 1 is a schematic structural view of a temperature-controllable adhesive film provided in embodiment 1 of the present invention;
fig. 2 is a schematic view of a temperature-controllable adhesive film according to embodiment 2 of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings and detailed description, but those skilled in the art will understand that the following described embodiments are some, not all, of the embodiments of the present invention, and are only used for illustrating the present invention, and should not be construed as limiting the scope of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. The examples, in which specific conditions are not specified, were conducted under conventional conditions or conditions recommended by the manufacturer. The reagents or instruments used are not indicated by the manufacturer, and are all conventional products available commercially.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1, the nature of control by temperature change nature is glued from type paper 0 that the membrane laminated each other and is glued from glue film 2 with control by temperature change nature and constitutes, and thickness is 125um, 5um in proper order, and wherein nature of control by temperature change glues from glue film 2 by polyurethane modification acrylic ester emulsion 100 parts by mass, adds the auxiliary agent: 1 part by mass of wetting agent, 1 part by mass of defoaming agent, 1 part by mass of thickening agent, 2 parts by mass of filler and 10 parts by mass of water are mixed and coated on the surface of release paper 0 and dried to form the release paper.
Example 2:
referring to fig. 2, temperature control nature glues from membrane from type rete 3, temperature control nature glue film 2 and from type rete 1 down by laminating in proper order and constitute, and thickness is 75um, 10um, 75um in proper order, wherein go up from type rete 3 and be PET from type membrane from type rete 1 down, and temperature control nature glue film 2 is by 100 parts by mass of polyurethane emulsion, auxiliary agent: 1 part by mass of wetting agent, 1 part by mass of defoaming agent, 1 part by mass of thickening agent, 2 parts by mass of filler and 10 parts by mass of water are mixed and then coated on the surface of the upper release film layer 3 or the lower release film layer 1 and dried to form the coating.
Example 3:
the utility model provides a temperature control nature glues from membrane, what laminate each other glues from type paper 0 and temperature control nature and from glue film 2 and constitute, and thickness is 60um, 20um in proper order, and wherein temperature control nature glues from glue film 2 by 100 parts by mass of polyurethane modified acrylate emulsion, adds the auxiliary agent: 1 part by mass of wetting agent, 1 part by mass of defoaming agent, 1 part by mass of thickening agent, 2 parts by mass of filler and 10 parts by mass of water are mixed and coated on the surface of release paper 0 and dried to form the release paper.
Example 4:
the utility model provides a temperature control nature glues from membrane, by laminating in proper order from type rete 3, temperature control nature glue from glue film 2 and from type paper 0 constitution, thickness is 50um, 30um, 60um in proper order, wherein goes up to be PE from the type membrane from type rete 3, temperature control nature glue from glue film 2 by 100 parts by mass of acrylic ester emulsion, auxiliary agent: 1 part by mass of wetting agent, 1 part by mass of defoaming agent, 1 part by mass of thickening agent, 2 parts by mass of filler and 10 parts by mass of water are mixed and then coated on the surface of the upper release film layer 3 or the release paper 0 and dried to form the adhesive.
Example 5:
the utility model provides a temperature control nature glues from membrane, by laminating in proper order from type rete 3, temperature control nature glue from glue film layer 2 and from type rete 1 down and form, thickness is 40um, 60um, 40um in proper order, wherein goes up from type rete 3 and is PVC from type membrane from type rete 1 down, temperature control nature glue from glue film layer 2 by 50 parts by mass of acrylic ester emulsion, 50 parts by mass of polyurethane modified acrylic ester emulsion, auxiliary agent: 1 part by mass of wetting agent, 1 part by mass of defoaming agent, 1 part by mass of thickening agent, 2 parts by mass of filler and 10 parts by mass of water are mixed and then coated on the surface of the upper release film layer 3 or the lower release film layer 1 and dried to form the coating.
Example 6:
the utility model provides a temperature control nature glues from membrane, by laminating in proper order from type rete 3, temperature control nature glue from glue film 2 and from type rete 1 down and form, thickness is 15um, 50um, 15um in proper order, wherein goes up from type rete 3 and is EVA from the membrane from type rete 1 down, temperature control nature glue from glue film 2 by 50 parts by mass of polyurethane modified acrylate emulsion, 50 parts by mass of polyurethane emulsion, auxiliary agent: 1 part by mass of wetting agent, 1 part by mass of defoaming agent, 1 part by mass of thickening agent, 2 parts by mass of filler and 10 parts by mass of water are mixed and then coated on the surface of the upper release film layer 3 or the lower release film layer 1 and dried to form the coating.
Example 7:
the utility model provides a temperature control nature viscose from membrane, by laminating in proper order from type rete 3, temperature control nature viscose from glue film layer 2 and from type rete 1 down and form, thickness is 5um, 5um in proper order, wherein goes up from type rete 3 and is PET from type membrane from type rete 1 down, temperature control nature viscose from glue film 2 by 50 parts by mass of acrylic ester emulsion, 50 parts by mass of polyurethane modified acrylic ester emulsion, auxiliary agent: 1 part by mass of wetting agent, 1 part by mass of defoaming agent, 1 part by mass of thickening agent, 2 parts by mass of filler and 10 parts by mass of water are mixed and then coated on the surface of the upper release film layer 3 or the lower release film layer 1 and dried to form the coating. The temperature-controlled adhesive film was tested and the results are shown in Table 1.
TABLE 1 table of the results of the measurement of the performance of the temperature-controlled adhesive release film
Note: the test method comprises the following steps:
(1) viscosity retention: the test was carried out according to GB/T4851-1998, calculated as the time taken for the weight to fall when the tape breaks;
(2)180 ° peel strength: testing with a computer-based tester according to GB/T2792-1998;
(3) alkali removal experiments: tearing off the release film layer from the temperature-controlled adhesive film, sticking the film on the surface of glass, soaking the glass in 4-5 wt% NaOH (or KOH) aqueous solution at 50-80 ℃, and counting the time of the adhesive film separating from the glass as the alkali removal time.
Although embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that changes, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the principles and spirit of the present invention.
Claims (6)
1. A temperature-controlled adhesive release film is characterized in that: the temperature-control adhesive-release film comprises a release layer and a temperature-control adhesive-release layer which are mutually attached, wherein the temperature-control adhesive-release layer is a polyurethane modified acrylate emulsion layer, and the release layer is release paper or a release film; the thickness of the temperature-control adhesive layer is 5-60 um.
2. The temperature-controlled adhesive release film according to claim 1, wherein: the release layer is PE release film, PET release film, PVC release film or EVA release film.
3. The temperature-controlled adhesive release film according to claim 1, wherein: the temperature-control adhesive film is composed of an upper release layer, a temperature-control adhesive layer and a lower release layer which are sequentially stacked.
4. The temperature-controlled adhesive release film according to claim 1 or 2, wherein: the thickness of the release layer is 5-125 um.
5. The temperature-controlled adhesive release film according to claim 4, wherein: the thickness of the release layer is 15-75 um.
6. The temperature-controlled adhesive release film according to claim 1, wherein: the thickness of the temperature-control adhesive layer is 10-50 um.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920566284.9U CN211497475U (en) | 2019-04-24 | 2019-04-24 | Temperature-control adhesive release film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920566284.9U CN211497475U (en) | 2019-04-24 | 2019-04-24 | Temperature-control adhesive release film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211497475U true CN211497475U (en) | 2020-09-15 |
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|---|---|---|---|
| CN201920566284.9U Expired - Fee Related CN211497475U (en) | 2019-04-24 | 2019-04-24 | Temperature-control adhesive release film |
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| Country | Link |
|---|---|
| CN (1) | CN211497475U (en) |
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2019
- 2019-04-24 CN CN201920566284.9U patent/CN211497475U/en not_active Expired - Fee Related
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Granted publication date: 20200915 |