CN215152712U - A integrative membrane of two-sided heat-seal for chinese mugwort grass package - Google Patents
A integrative membrane of two-sided heat-seal for chinese mugwort grass package Download PDFInfo
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- CN215152712U CN215152712U CN202120519343.4U CN202120519343U CN215152712U CN 215152712 U CN215152712 U CN 215152712U CN 202120519343 U CN202120519343 U CN 202120519343U CN 215152712 U CN215152712 U CN 215152712U
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Abstract
The utility model discloses a double-sided heat-sealing integrated film for a wormwood bag, which comprises a first surface layer, a core layer and a second surface layer; the first surface layer, the core layer and the second surface layer are sequentially overlapped and coextruded; wherein the first facing is made of a metallocene polyethylene material; the core layer is configured from a first composite material; the second facing is configured from a second composite material. The utility model has simple structure, is formed by three-layer co-extrusion blow molding, has different double-sided seal-opening temperatures of an integrated film, has low seal-opening temperature of a second surface layer, and can be thermally sealed with various materials such as PP films, spunlace fabrics and the like; the sealing-off temperature of the first surface layer is relatively high, the heat sealing performance is good, the sealing effect is achieved without extra coating glue, the production procedures are reduced, the production efficiency is improved, and the production cost is reduced.
Description
Technical Field
The utility model relates to a packaging material technical field, concretely relates to a two-sided heat-seal body membrane for chinese mugwort grass package.
Background
The wormwood bag (also called wormwood paste) can be pasted on the skin for hot compress, so that the medicine can reach the pathological change position more quickly, and can treat and relieve symptoms to a certain extent and promote the rehabilitation of a human body. Carry out the heat-seal on both sides behind its packaging material fifty percent discount of present chinese mugwort bag, the heat-seal effect is poor, makes the product back at the heat-seal, appears the seepage easily, can have the big problem of thickness fluctuation simultaneously when the heat-seal, has leaded to sealing defects such as unevenness.
Based on the above situation, the utility model provides a two-sided heat-seal integrative membrane for chinese mugwort grass package can effectively solve above problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a two-sided heat-seal body membrane for chinese mugwort grass package. The utility model provides a two-sided heat-seal integrated film for wormwood bag, simple structure, it is formed through three-layer coextrusion extrusion blow molding, the two-sided seal-breaking temperature of integrated film is different, the seal-breaking temperature of second surface layer is low, can with PP membrane and spunlace cloth etc. multiple material heat-seal; the first surface layer has relatively high seal-opening temperature and good heat sealability, does not need additional coating glue to achieve the sealing effect, reduces the production procedures, improves the production efficiency and reduces the production cost. The utility model discloses reduced the thickness fluctuation volume of two-sided heat-seal integrated membrane, also improved the roughness of sealing of two-sided heat-seal membrane simultaneously, improved the performance of two-sided heat-seal membrane, prevented the seepage from appearing.
The utility model discloses a following technical scheme realizes:
a double-sided heat-seal integrated film for a wormwood bag comprises a first surface layer, a core layer and a second surface layer; the first surface layer, the core layer and the second surface layer are sequentially overlapped and coextruded; wherein the first facing is configured from a metallocene polyethylene material; the core layer is configured from a first composite material; the second facing is configured from a second composite material.
Wherein the first composite is configured from 75% linear low density polyethylene and 25% high density polyethylene; the second composite material is prepared from 50% of metallocene polyethylene, 25% of ultra-high molecular weight polyethylene and 25% of ethylene-vinyl acetate copolymer material.
The core layer of the structure has good high temperature resistance and plays a role in heat insulation, and the first surface layer and the second surface layer are protected from being melted in the using process.
According to the above technical means, as a further preferable technical means of the above technical means, the seal-peeling temperature of the first surface layer is 110 ℃.
According to the above technical means, as a further preferable technical means of the above technical means, the seal-off temperature of the second surface layer is 85 ℃.
The double-sided heat-sealing integrated film has a simple structure, is formed by three-layer co-extrusion blow molding, has different double-sided seal-opening temperatures of the integrated film, has low seal-opening temperature of the second surface layer, and can be heat-sealed with various materials such as PP films, spunlace fabrics and the like; the first surface layer has relatively high seal-opening temperature and good heat sealability, does not need additional coating glue to achieve the sealing effect, reduces the production procedures, improves the production efficiency and reduces the production cost. The utility model discloses reduced the thickness fluctuation volume of two-sided heat-seal integrated membrane, also improved the roughness of sealing of two-sided heat-seal membrane simultaneously, improved the performance of two-sided heat-seal membrane, prevented the seepage from appearing.
According to the above technical means, as a further preferable technical means of the above technical means, the heat seal strength of the first face layer in the transverse direction is 0.66N/15mm to 0.70N/15mm, and the heat seal strength of the first face layer in the longitudinal direction is 1.65N/15mm to 1.78N/15 mm.
According to the above technical means, as a further preferable technical means of the above technical means, the heat seal strength of the second face layer in the transverse direction is 0.74N/15mm to 0.77N/15mm, and the heat seal strength of the second face layer in the longitudinal direction is 1.56N/15mm to 1.85N/15 mm.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
the utility model provides a two-sided heat-seal integrated film for wormwood bag, simple structure, it is formed through three-layer coextrusion extrusion blow molding, the two-sided seal-breaking temperature of integrated film is different, the seal-breaking temperature of second surface layer is low, can with PP membrane and spunlace cloth etc. multiple material heat-seal; the first surface layer has relatively high seal-opening temperature and good heat sealability, does not need additional coating glue to achieve the sealing effect, reduces the production procedures, improves the production efficiency and reduces the production cost. The utility model discloses reduced the thickness fluctuation volume of two-sided heat-seal integrated membrane, also improved the roughness of sealing of two-sided heat-seal membrane simultaneously, improved the performance of two-sided heat-seal membrane, prevented the seepage from appearing.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
The reference numerals include: first surface course 1, sandwich layer 2, second surface course 3.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the following description of the preferred embodiments of the present invention is given with reference to the accompanying examples, but it should be understood that the drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.
Example 1:
a double-sided heat-seal integrated film for a mugwort bag, comprising: the double-sided heat-seal integrated film comprises a first surface layer 1, a core layer 2 and a second surface layer 3; the first surface layer 1, the core layer 2 and the second surface layer 3 are sequentially overlapped and co-extruded to form the composite material; wherein the first facing layer 1 is configured from a metallocene polyethylene material; the core layer 2 is made of a first composite material; the second facing 3 is configured from a second composite material.
Example 2:
a double-sided heat-seal integrated film for a mugwort bag, comprising: the double-sided heat-seal integrated film comprises a first surface layer 1, a core layer 2 and a second surface layer 3; the first surface layer 1, the core layer 2 and the second surface layer 3 are sequentially overlapped and co-extruded to form the composite material; wherein the first facing layer 1 is configured from a metallocene polyethylene material; the core layer 2 is made of a first composite material; the second facing 3 is configured from a second composite material.
Further, in another embodiment, the seal-off temperature of the first face layer 1 is 110 ℃.
The first surface layer 1 has relatively high seal-initiating temperature and better heat sealability.
Further, in another embodiment, the seal initiation temperature of the second facing is 85 ℃.
The sealing temperature of the second surface layer 3 is relatively low, and the second surface layer can be thermally sealed with various materials such as PP films, spunlace fabrics and the like.
Further, in another embodiment, the heat-seal strength of the first face sheet 1 in the transverse direction is from 0.66N/15mm to 0.70N/15mm, and the heat-seal strength of the first face sheet 1 in the longitudinal direction is from 1.65N/15mm to 1.78N/15 mm.
Further, in another embodiment, the heat-seal strength of the second face sheet 3 in the transverse direction is from 0.74N/15mm to 0.77N/15mm, and the heat-seal strength of the second face sheet 3 in the longitudinal direction is from 1.56N/15mm to 1.85N/15 mm.
According to the description and drawings of the present invention, it is easy for those skilled in the art to manufacture or use the present invention, which is a double-sided heat-sealed integrated film for moxa roll, and can produce the positive effects described in the present invention.
Unless otherwise specified, in the present invention, if the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate an orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for the convenience of describing the present invention and simplifying the description, rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, the terms describing orientation or positional relationship in the present invention are used for illustrative purposes only, and should not be construed as limiting the present patent, specific meanings of the above terms can be understood by those of ordinary skill in the art in light of the specific circumstances in conjunction with the accompanying drawings.
Unless expressly stated or limited otherwise, the terms "disposed," "connected," and "connected" are used broadly and encompass both fixed and removable connections, or integral connections; 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.
The above is only the preferred embodiment of the present invention, not to the limitation of the present invention in any form, all the technical matters of the present invention all fall into the protection scope of the present invention to any simple modification and equivalent change of the above embodiments.
Claims (5)
1. A double-sided heat-seal integrated film for a mugwort bag, comprising: the double-sided heat-seal integrated film comprises a first surface layer (1), a core layer (2) and a second surface layer (3); the first surface layer (1), the core layer (2) and the second surface layer (3) are sequentially overlapped and coextruded to form the composite material; wherein the first facing (1) is configured from a metallocene polyethylene material; the core layer (2) is configured by a first composite material; the second facing (3) is configured from a second composite material.
2. The double-sided heat-seal integrated film for mugwort bags according to claim 1, wherein: the seal-peeling temperature of the first surface layer (1) is 110 ℃.
3. The double-sided heat-seal integrated film for mugwort bags according to claim 1, wherein: the seal-peeling temperature of the second surface layer (3) is 85 ℃.
4. The double-sided heat-seal integrated film for mugwort bags according to claim 2, wherein: the heat seal strength of the first surface layer (1) along the transverse direction is 0.66N/15mm-0.70N/15mm, and the heat seal strength of the first surface layer (1) along the longitudinal direction is 1.65N/15mm-1.78N/15 mm.
5. The double-sided heat-seal integrated film for mugwort bags according to claim 3, wherein: the heat seal strength of the second surface layer (3) along the transverse direction is 0.74N/15mm-0.77N/15mm, and the heat seal strength of the second surface layer (3) along the longitudinal direction is 1.56N/15mm-1.85N/15 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120519343.4U CN215152712U (en) | 2021-03-12 | 2021-03-12 | A integrative membrane of two-sided heat-seal for chinese mugwort grass package |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120519343.4U CN215152712U (en) | 2021-03-12 | 2021-03-12 | A integrative membrane of two-sided heat-seal for chinese mugwort grass package |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215152712U true CN215152712U (en) | 2021-12-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120519343.4U Active CN215152712U (en) | 2021-03-12 | 2021-03-12 | A integrative membrane of two-sided heat-seal for chinese mugwort grass package |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215152712U (en) |
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2021
- 2021-03-12 CN CN202120519343.4U patent/CN215152712U/en active Active
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