CN214821567U - Cold-resistant packaging film for daily chemical articles - Google Patents
Cold-resistant packaging film for daily chemical articles Download PDFInfo
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- CN214821567U CN214821567U CN202120722010.1U CN202120722010U CN214821567U CN 214821567 U CN214821567 U CN 214821567U CN 202120722010 U CN202120722010 U CN 202120722010U CN 214821567 U CN214821567 U CN 214821567U
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Abstract
The utility model discloses a cold-resistant packaging film for daily chemical articles relates to packaging film technical field. The utility model discloses a heat preservation and lower heat preservation have been compounded in proper order between the membrane body and the inner liner to the membrane body and inner liner, go up the heat preservation and include the polyethylene layer, are equipped with a plurality of bar holes on the polyethylene layer side by side, and the downthehole all packing of a plurality of bar has the heat preservation filler, and the structural feature of lower heat preservation is the same with the structural feature of last heat preservation, and the heat preservation is compound at last heat preservation lower surface down, and the distance between two bar holes is unanimous with the width in bar hole on the polyethylene layer. The utility model discloses a set up heat preservation and lower heat preservation between the film body and inner liner, go up the heat preservation and can evenly arrange on the packaging film with the intraformational heat preservation filler that keeps warm down, can improve the cold-resistant temperature insulating ability of the film body greatly through the fine powder of silica powder or glass, use the powder not to influence the compliance and the intensity of packaging film simultaneously.
Description
Technical Field
The utility model belongs to the technical field of the packaging film, especially, relate to a cold-resistant packaging film for daily chemical articles.
Background
The existing packaging film can be compounded with a polyethylene layer or a PVC layer on a film body to play a role in insulating temperature and cold resistance in order to have cold resistance, however, the thickness of the packaging film is relatively small, so that the cold resistance and the heat preservation capability of the composite heat insulation layer can be reduced due to the reduction of the thickness, and meanwhile, the problem that the heat insulation effect and the strength of the heat insulation layer are not enough still occurs due to the fact that the packaging film needs to have flexibility.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cold-resistant packaging film for daily use chemicals through set up heat preservation and lower heat preservation between the lamina membranacea and inner liner, goes up the heat preservation and can evenly arrange on the packaging film with the intraformational heat preservation that keeps warm down packs, can improve the cold-resistant temperature-isolating ability of the lamina membranacea body greatly through the fine powder of silica powder or glass, uses the powder not to influence the compliance and the intensity of packaging film simultaneously.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model relates to a cold-resistant packaging film for daily chemical products, which comprises a film body and an inner liner layer, wherein an upper heat-insulating layer and a lower heat-insulating layer are sequentially compounded between the film body and the inner liner layer;
the upper heat-insulating layer comprises a polyethylene layer, a plurality of strip-shaped holes are arranged in the polyethylene layer side by side, and heat-insulating fillers are filled in the strip-shaped holes;
the structural characteristics of the lower heat-insulating layer are the same as those of the upper heat-insulating layer, and the lower heat-insulating layer is compounded on the lower surface of the upper heat-insulating layer;
the distance between the two strip-shaped holes on the polyethylene layer is consistent with the width of the strip-shaped holes, and the strip-shaped holes on the lower heat-insulating layer are respectively distributed at intervals with the strip-shaped holes on the upper heat-insulating layer;
the membrane body and the two side edges of the inner liner layer are both positioned outside the upper heat-insulating layer and the lower heat-insulating layer and form a heat-sealing edge.
Further, the membrane body comprises a coating layer, the coating layer is compounded on the upper surface of the upper heat-insulating layer, a printing layer is compounded on the outer surface of the coating layer, and a surface layer is compounded on the outer surface of the printing layer.
Furthermore, the outer surface of the surface layer is compounded with a wear-resistant layer, and the wear-resistant layer is a PVC wear-resistant film.
Furthermore, a plurality of heat-sealing strips are compounded on the lower surface of the inner liner side by side, and the heat-sealing strips are hot-melt adhesive film layers.
Further, the heat-insulating filler is nano-scale silica powder or glass fiber powder, and the heat-insulating filler is fixed in the strip-shaped holes through an adhesive.
Further, the lining layer is an aluminum foil layer.
The utility model discloses following beneficial effect has:
1. the utility model discloses a set up heat preservation and lower heat preservation between the film body and inner liner, go up the heat preservation and can evenly arrange on the packaging film with the intraformational heat preservation filler that keeps warm down, can improve the cold-resistant temperature insulating ability of the film body greatly through the fine powder of silica powder or glass, use the powder not to influence the compliance and the intensity of packaging film simultaneously.
2. The utility model discloses a heat preservation and lower heat preservation are gone up in surpassing of the length setting of the membrane body and inner liner, can form the heat-seal edge, follow at follow-up system bag in-process and carry out the heat-seal to the heat-seal along handling, make things convenient for the shaping of the bag body, avoid going up the heat preservation and influence the condition of membrane body quality when setting up of heat preservation down and causing the stronger difficult heat-seal of membrane body heat-resisting ability or heat-seal.
3. The utility model discloses a set up the lower hot melt adhesive film layer of melting point in the lining bottom surface, can guarantee under the not smooth condition of temperature transmission that the heat-seal strip can melt, the heat-seal of convenient follow-up system bag can heat the heat-seal strip in bag body inboard simultaneously and melt, can melt the processing to the heat-seal strip under the condition of contactless heat-seal strip, convenient subsequent system bag.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a sectional view showing the structure of a cold-resistant packaging film for daily chemical articles according to the present invention;
FIG. 2 is a structural sectional view of the other side of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1-film body, 2-inner liner layer, 3-upper heat preservation layer, 4-lower heat preservation layer, 5-heat sealing edge, 6-heat sealing strip, 101-coating layer, 102-printing layer, 103-surface layer, 104-wear-resistant layer, 301-polyethylene layer, 302-strip hole and 303-heat preservation filler.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-2, the utility model relates to a cold-resistant packaging film for daily chemical products, which comprises a film body 1 and an inner liner layer 2, wherein an upper insulating layer 3 and a lower insulating layer 4 are sequentially compounded between the film body 1 and the inner liner layer 2;
the upper heat-insulating layer 3 comprises a polyethylene layer 301, a plurality of strip-shaped holes 302 are arranged on the polyethylene layer 301 side by side, and heat-insulating fillers 303 are filled in the strip-shaped holes 302;
the structural characteristics of the lower heat-insulating layer 4 are the same as those of the upper heat-insulating layer 3, and the lower heat-insulating layer 4 is compounded on the lower surface of the upper heat-insulating layer 3;
the distance between the two strip-shaped holes 302 on the polyethylene layer 301 is consistent with the width of the strip-shaped holes 302, and the strip-shaped holes 302 on the lower heat-insulating layer 4 are respectively distributed at intervals with the strip-shaped holes 302 on the upper heat-insulating layer 3;
the two side edges of the film body 1 and the inner liner layer 2 are both positioned outside the upper heat-insulating layer 3 and the lower heat-insulating layer 4 and form a heat-sealing edge 5.
As shown in fig. 1-2, the film body 1 includes a coating layer 101, the coating layer 101 is combined on the upper surface of the upper insulating layer 3, a printing layer 102 is combined on the outer surface of the coating layer 101, and a surface layer 103 is combined on the outer surface of the printing layer 102.
As shown in fig. 1-2, the outer surface of the surface layer 103 is compounded with a wear-resistant layer 104, and the wear-resistant layer 104 is a PVC wear-resistant film.
As shown in fig. 1-2, a plurality of heat-sealing strips 6 are compounded on the lower surface of the lining layer 2 side by side, and the heat-sealing strips 6 are hot-melt adhesive film layers.
Wherein, the heat preservation filler 303 is nano-scale silica powder or glass fiber powder, and the heat preservation filler 303 is fixed in the strip-shaped hole 302 through an adhesive.
Wherein, the lining layer 2 is an aluminum foil layer.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. The utility model provides a cold-resistant packaging film for daily chemical articles, includes film body (1) and inner liner (2), its characterized in that: an upper heat-insulating layer (3) and a lower heat-insulating layer (4) are sequentially compounded between the membrane body (1) and the lining layer (2);
the upper heat-insulating layer (3) comprises a polyethylene layer (301), a plurality of strip-shaped holes (302) are formed in the polyethylene layer (301) side by side, and heat-insulating fillers (303) are filled in the strip-shaped holes (302);
the structural characteristics of the lower heat-insulating layer (4) are the same as those of the upper heat-insulating layer (3), and the lower heat-insulating layer (4) is compounded on the lower surface of the upper heat-insulating layer (3);
the distance between the two strip-shaped holes (302) on the polyethylene layer (301) is consistent with the width of the strip-shaped holes (302), and the strip-shaped holes (302) on the lower heat-insulating layer (4) are respectively distributed at intervals with the strip-shaped holes (302) on the upper heat-insulating layer (3);
the membrane body (1) and the inner liner (2) are located on the outer portions of the upper heat-insulating layer (3) and the lower heat-insulating layer (4) and form a heat-sealing edge (5).
2. The cold-resistant packaging film for the daily chemical articles is characterized in that the film body (1) comprises a coating layer (101), the coating layer (101) is compounded on the upper surface of the upper insulating layer (3), the outer surface of the coating layer (101) is compounded with a printing layer (102), and the outer surface of the printing layer (102) is compounded with a surface layer (103).
3. The cold-resistant packaging film for daily chemical articles as claimed in claim 2, wherein the outer surface of the surface layer (103) is compounded with a wear-resistant layer (104), and the wear-resistant layer (104) is a PVC wear-resistant film.
4. The cold-resistant packaging film for the daily chemical articles as claimed in claim 1, wherein a plurality of heat sealing strips (6) are compounded on the lower surface of the inner liner layer (2) side by side, and the heat sealing strips (6) are hot melt adhesive film layers.
5. The cold-resistant packaging film for the daily chemical articles as claimed in claim 1, wherein the heat-insulating filler (303) is nano-silica powder or glass fiber powder, and the heat-insulating filler (303) is fixed in the strip-shaped hole (302) through an adhesive.
6. The cold-resistant packaging film for daily chemical articles as claimed in claim 1, wherein the inner liner layer (2) is an aluminum foil layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120722010.1U CN214821567U (en) | 2021-04-09 | 2021-04-09 | Cold-resistant packaging film for daily chemical articles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120722010.1U CN214821567U (en) | 2021-04-09 | 2021-04-09 | Cold-resistant packaging film for daily chemical articles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214821567U true CN214821567U (en) | 2021-11-23 |
Family
ID=78762888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120722010.1U Active CN214821567U (en) | 2021-04-09 | 2021-04-09 | Cold-resistant packaging film for daily chemical articles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214821567U (en) |
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2021
- 2021-04-09 CN CN202120722010.1U patent/CN214821567U/en active Active
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