TWI601516B - Three-dimensional flexible breathable physiotherapy film release film - Google Patents

Description

Three-dimensional elastic breathable physiological patch release film

The invention relates to a release film, in particular to a three-dimensional elastic gas permeable type which utilizes an elastic gas permeable layer to provide space stacking and supporting functions, can cooperate with the height difference of the physiological patch glue, and can balance the air pressure of different spaces through the gas permeable function. Physiological patch release film.

Physiological patches need to use biocompatible adhesive to adhere the patch to the body, and use a variety of different materials, characteristics of the gel to achieve the function of the patch, for example: conductive adhesive can conduct physiological electrical signals, anti- Silicone can prevent the formation of scars on the skin, artificial skin can absorb tissue fluid, help the wound to recover, breathable glue can increase the comfort of attachment, etc.; various gels have different specifications and application restrictions, and physiological patches The gel set on it needs to be protected with release paper before use.

In the prior art, the general release paper is a sheet. In order to achieve the function of protecting the physiological patch and being easy to tear off, it is necessary to try to stack the colloids on all the patches into a flat form, and the release paper can be used. Effect; however, different colloids have different specifications and application restrictions. It is not necessarily designed to integrate all the colloids into one plane, and the stacking will produce gaps; if the release paper will not protect the physiological patch Colloid will cause the colloid to be contaminated.

In the conventional technology, a thermoplastic plastic film is also used for hot pressing and spraying, and a release agent is applied to solve the problem of unevenness of the physiological patch; however, the above-mentioned production equipment tools are cast. High cost, high manufacturing cost and the inability to match the viscosity and release force of different colloids. The stiffening characteristics of the thermoplastic plastic film also lead to high design difficulty and inconvenience in use.

Therefore, there is a need for an innovative release film that solves the above-mentioned problems in the prior art that the physiological patch must be fitted to the release paper or difficult to manufacture but does not necessarily achieve efficacy.

In the prior art, the colloid of the physiological patch must be integrated and flattened, but it is not necessarily designed to stack all the colloids into one plane; in addition, the prior art also uses a thermoplastic plastic film for shaping, spraying the release agent. Difficult manufacturing techniques and high cost issues.

The invention provides a three-dimensional elastic gas permeable physiological patch release film, comprising at least one release film layer, at least one elastic gas permeable layer and a base film layer: the release film layer is composed of an outer release layer and an inner separation layer Forming a layer; the outer release layer is hollowed out and its bottom surface is disposed on a top surface of the elastic gas permeable layer, and the elastic gas permeable layer is disposed between the outer release layer and the base film layer; The layer is coated on the top surface of the base film layer.

Wherein, the elastic gas permeable layer corresponds to the shape of the outer release layer.

Wherein, a first upper adhesive layer is disposed between the outer release layer and the elastic gas permeable layer, and a first lower adhesive layer is disposed between the elastic gas permeable layer and the base film layer.

Wherein, the inner release layer corresponds to the inner ring shape of the center of the outer release layer.

Wherein, the elastic gas permeable layer is disposed between the inner release layer and the base film layer.

The other elastic gas permeable layer is different in thickness from the elastic gas permeable layer.

Wherein, a second lower adhesive layer is disposed between the inner release layer and the base film layer.

The top surface of the second lower adhesive layer is combined with another elastic gas permeable layer, and the bottom surface of the second lower adhesive layer is disposed on the top surface of the bottom film layer.

Wherein, the inner release layer and the outer release layer are formed by coating a paper or plastic film material with a waterproof and release material, or directly by a combination of waterproof and release materials; each of the elastic gas permeable layers is composed of a polymer The polymeric material is formed by foaming which simultaneously forms at least one gas permeable structure; the base film layer is a paper or plastic film material.

The first upper adhesive layer, the first lower adhesive layer and the second lower adhesive layer are composed of a highly viscous material.

Wherein, a section line is disposed through the release film, and a cover layer is disposed under the base film layer relative to the line of the line, and a force applying portion is disposed on the lower sides of the cover layer.

The elastic gas permeable layer of the invention can provide space stacking and supporting functions, can cooperate with the colloidal height difference on the physiological patch, and can balance the air pressure of different spaces by utilizing the gas permeable property thereof, and the invention not only facilitates manufacture but also reduces manufacturing. Cost, and at the same time, can support and protect the effectiveness of physiological patches.

Next, a preferred embodiment will be described, and the present invention will be further described in conjunction with the drawings and the drawings, so that the reviewing committee can have a more detailed understanding of the present invention and enable those skilled in the art to implement it. . The following is only to explain the preferred embodiment, not to limit The scope of the present invention is intended to be in the scope of the present invention.

10‧‧‧ release film

11‧‧‧Outlying layer

12‧‧‧In-situ release layer

14‧‧‧Flexible breathable layer

141‧‧‧Flexible breathable layer

16‧‧‧ bottom film

20‧‧‧First upper adhesive layer

22‧‧‧First lower adhesive layer

24‧‧‧Second lower adhesive layer

30‧‧‧section line

32‧‧‧ Coverage

34‧‧‧ Force Department

Figure 1 is a perspective view of the present invention

Figure 2 is a perspective exploded view of the present invention

Figure 3 is a schematic cross-sectional view of Figure 1.

Figure 4 is a schematic cross-sectional view showing a first embodiment of the present invention

Figure 5 is a schematic cross-sectional view showing a second embodiment of the present invention

Figure 6 is a perspective view of the added section line and the cover layer of Figure 1.

Figure 7 is a perspective exploded view of Figure 6

Figure 8 is a front view of Figure 6

Figure 9 is a schematic view of the back of Figure 6

Referring to Figures 1 to 5, the present invention is a three-dimensional elastic gas permeable physiological patch release film comprising at least one release film layer 10, at least one elastic gas permeable layer 14 and a base film layer 16: the release film layer 10 The outer release layer 11 is hollowed out and its bottom surface is disposed on the top surface of the elastic gas permeable layer 14, and the elastic gas permeable layer 14 is disposed on the outer layer 11 and the inner release layer Between the outer release layer 11 and the base film layer 16; the inner release layer 12 is disposed on the top surface of the base film layer 16.

The elastic gas permeable layer 14 corresponds to the shape of the outer release layer 11.

Wherein, the outer release layer 11 and the elastic gas permeable layer 14 are provided with a The first upper adhesive layer 20 is disposed between the elastic gas permeable layer 14 and the base film layer 16 with a first lower adhesive layer 22.

Wherein, the inner release layer 12 corresponds to the shape of the inner ring of the outer release layer 11 which is hollowed out at the center.

Wherein, the elastic gas permeable layer 141 is disposed between the inner release layer 12 and the base film layer 16.

The other elastic gas permeable layer 141 is different in thickness from the elastic gas permeable layer 14 .

A second lower adhesive layer 24 is disposed between the inner release layer 12 and the base film layer 16.

The top surface of the second lower adhesive layer 24 is combined with the other elastic gas permeable layer 141, and the bottom surface of the second lower adhesive layer 24 is disposed on the top surface of the bottom film layer 16.

Wherein, the inner release layer 12 and the outer release layer 11 are formed by coating a waterproof or release material with a paper or plastic film material, or directly by combining waterproof and release materials; each of the elastic gas permeable layers 14 The 141 is formed by foaming a high molecular polymer material, and foaming simultaneously forms at least one gas permeable structure, wherein the gas permeable structure is formed by foaming to form a gas permeable structure having a gas permeability. The gas permeable layer 14 can be made of a material such as foam, non-woven fabric, polyethylene terephthalate (PET) or paper; the base film layer 16 is a paper or plastic film material.

The first upper adhesive layer 20, the first lower adhesive layer 22 and the second lower adhesive layer 24 are made of a highly viscous material; the first upper adhesive layer 20 and the first The elastic gas permeable layer 14 is interposed between the adhesive layers 22, so the first upper adhesive layer 2 0 and the first lower adhesive layer 22 can be provided with different adhesiveness or different kinds of colloids on the physiological patch according to the user's requirements; the second lower adhesive layer 24 can be bonded to the elastic gas permeable layer 141 on one side, and One side is adhered to the base film layer 16. In use, the base film layer 16 is torn off, and the elastic gas permeable layers 14, 141, the outer release layer 11 and the inner release layer 12 are simultaneously removed. , the physiological patch can be directly adhered to the object to be adhered.

As seen from Figures 4 and 5, the outer release layer 11 and the inner release layer 12 are located at the uppermost layer and have different release forces, so that different characteristics of the different patches produced by the physiological patch can be used to provide different separations. The demand for the type of force, combined with the height difference of different colloids, achieves the purpose of flat fit and protection of physiological patches.

The elastic gas permeable layer 14 is located below the outer release layer 11, and the other elastic gas permeable layer 141 may or may not be disposed under the inner separation layer 12; each of the elastic gas permeable layers 14, 141 may provide support, Stacking and matching the height difference of different colloids to achieve the flatness requirement, and using the gas permeability to adjust the air pressure in different spaces to balance, avoiding the difference of the air pressure affecting the physiological patch or the outer release layer 11 and the inner release layer 12 The density, which in turn creates a gap, causes contamination, and can actually achieve the purpose of protecting the physiological patch. In addition, the elastic property can also provide a buffering effect, ensuring the adhesion between the physiological patch and the outer release layer 11 and the inner release layer 12. It can be maintained during production, packaging, transportation or use.

The base film layer 16 provides a basis for combining the outer release layer 11, the inner release layer 12, and each of the elastic gas permeable layers 14, 141 into a single product.

In the sixth to the ninth, the three-dimensional elastic gas permeable physiological patch release film of FIG. 1 is provided with a section line 30, and the section line 30 divides the above-mentioned release film into two halves from top to bottom. The wire 30 extends through the outer release layer 11, the inner release layer 12, the elastic gas permeable layer 14 and The bottom film layer 16 and a cover layer 32 disposed under the bottom film layer 16 relative to the line 30 for covering the underside rubber to prevent the underside glue from being contaminated with dust, the cover layer 32 being upper and lower A different force applying portion 34 is disposed on each of the different sides, and the design is convenient for the user to tear the base film layer 16 while the elastic gas permeable layer 14, the outer release layer 11 and the inner release layer 12 are simultaneously removed. When the operation is performed, one of the urging portions 34 is torn off, and the other urging portion 34 is applied to the other urging portion 34 to tear off the other side.

In the above, the lower adhesive layer may be the first lower adhesive layer (not shown) or the second lower adhesive layer (not shown), and the position of the cross-line 30 is penetrated and the lower adhesive layer is penetrated. And set.

In the above, the release film layers 10 of the left and right halves are not equal in size.

The three-dimensional elastic breathable physiological patch release film of the present invention may have an overall size greater than or equal to a physiological patch, wherein the outer release layer 11 and the inner release layer 12 have release properties, electrical insulation and waterproofness. The sex can be combined with the colloid of the physiological patch to form a protection and can be easily removed; each of the elastic gas permeable layers 14, 141 can be combined with a physiological patch structure to provide stacking requirements of different heights and drops, and has gas permeability and can balance different spaces. The air pressure; the base film layer 16 cooperates with the appearance of the physiological patch to provide a basis for combining all the materials with the adhesive layers 22, 24; therefore, the invention can solve the problem of different colloids on the physiological patch and the problem of inability to level Improve manufacturing difficulties and reduce costs while ensuring that physiological patches are protected from contamination.

By summarizing the above description, the above structural design of the present invention can effectively overcome the shortcomings faced by the conventional invention, and further has the above-mentioned numerous advantages and practical values, so the present invention is an innovative invention and is in the same technical field. The same or similar product inventions or public use are not seen in the present invention, so the invention has met the "novelty" and "progress" of the invention patents. The requirements of the application are made in accordance with the law; however, those skilled in the art can make changes and modifications to the invention without departing from the spirit and scope of the invention, and such changes and modifications should be included in the following patent applications. Within the scope defined by the scope.

10‧‧‧ release film

11‧‧‧Outlying layer

12‧‧‧In-situ release layer

14‧‧‧Flexible breathable layer

Claims (9)

A three-dimensional elastic gas permeable physiological patch release film comprising at least one release film layer, at least one elastic gas permeable layer and a base film layer: the release film layer is composed of an outer release layer and an inner release layer a central portion of the outer release layer is hollowed out and a bottom surface thereof is disposed on a top surface of the elastic gas permeable layer, the elastic gas permeable layer is disposed between the outer release layer and the base film layer, and the elastic gas permeable layer is The outer release layer has a shape corresponding to the outer layer; the inner release layer is disposed on the top surface of the base film layer. The three-dimensional elastic gas permeable physiological patch release film according to claim 1, wherein a first upper adhesive layer is disposed between the outer release layer and the elastic gas permeable layer, and the elastic gas permeable layer is A first lower backing layer is disposed between the base film layers. The three-dimensional elastic gas permeable physiological patch release film according to claim 1, wherein the inner release layer corresponds to the inner ring shape of the outer release layer center hollow. The three-dimensional elastic gas permeable physiological patch release film according to claim 1, wherein another elastic gas permeable layer is disposed between the inner release layer and the base film layer. The three-dimensional elastic gas permeable physiological patch release film according to claim 4, wherein the other elastic gas permeable layer is different in thickness from the elastic gas permeable layer. The three-dimensional elastic gas permeable physiological patch release film according to claim 1 or 4, wherein a second lower adhesive layer is disposed between the inner release layer and the base film layer. The three-dimensional elastic breathable physiological patch release film according to claim 6, wherein a top surface of the second lower adhesive layer is combined with another elastic gas permeable layer, and the second lower adhesive layer is The bottom surface is coated on the top surface of the base film layer. The three-dimensional elastic gas permeable physiological patch release film according to claim 1, wherein the inner release layer and the outer release layer are formed of a paper or plastic film material coated with a waterproof and release material, Or directly formed by combining waterproof and release materials; each of the elastic gas permeable layers is formed by foaming a high molecular polymer material, and foaming simultaneously forms at least one gas permeable structure; the base film layer is paper or Plastic film material. The three-dimensional elastic gas permeable physiological patch release film according to claim 1, wherein a cross-sectional line is disposed through the release film, and a position below the base film layer relative to the line is disposed. The cover layer is provided with a force applying portion on the lower sides of the cover layer.