CN211140164U - Environmental protection self-sealing packaging bag with temperature change prompt - Google Patents
Environmental protection self-sealing packaging bag with temperature change prompt Download PDFInfo
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- CN211140164U CN211140164U CN201921835614.6U CN201921835614U CN211140164U CN 211140164 U CN211140164 U CN 211140164U CN 201921835614 U CN201921835614 U CN 201921835614U CN 211140164 U CN211140164 U CN 211140164U
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- 238000007789 sealing Methods 0.000 title claims abstract description 65
- 230000007613 environmental effect Effects 0.000 title claims abstract description 8
- 238000004806 packaging method and process Methods 0.000 title claims description 16
- 230000008859 change Effects 0.000 title claims description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000002131 composite material Substances 0.000 claims abstract description 12
- 239000004033 plastic Substances 0.000 claims abstract description 10
- 230000005389 magnetism Effects 0.000 claims abstract description 9
- 229910052742 iron Inorganic materials 0.000 claims abstract description 7
- 238000012856 packing Methods 0.000 claims abstract description 7
- 238000012545 processing Methods 0.000 claims abstract description 4
- 230000036760 body temperature Effects 0.000 claims description 8
- 239000002245 particle Substances 0.000 claims description 4
- 239000002985 plastic film Substances 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 3
- 239000006247 magnetic powder Substances 0.000 claims description 2
- 230000002427 irreversible effect Effects 0.000 claims 1
- 230000002441 reversible effect Effects 0.000 claims 1
- 239000010410 layer Substances 0.000 abstract description 30
- 238000007639 printing Methods 0.000 abstract description 7
- 238000003860 storage Methods 0.000 abstract description 7
- 235000013305 food Nutrition 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 abstract description 2
- 239000011229 interlayer Substances 0.000 abstract description 2
- 230000000007 visual effect Effects 0.000 abstract description 2
- 230000001737 promoting effect Effects 0.000 abstract 1
- 230000002265 prevention Effects 0.000 description 7
- 238000005034 decoration Methods 0.000 description 6
- 239000012790 adhesive layer Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 239000011888 foil Substances 0.000 description 3
- 241000238631 Hexapoda Species 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241001122767 Theaceae Species 0.000 description 1
- 239000005030 aluminium foil Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012536 packaging technology Methods 0.000 description 1
- 235000021485 packed food Nutrition 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 235000011888 snacks Nutrition 0.000 description 1
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Abstract
The utility model discloses a mouth wrapping bag is proclaimed oneself in environmental protection with temperature variation suggestion, include: the bag body is formed by bonding and processing a plurality of layers of composite films, decorative patterns are printed on the bag body, and a temperature-sensitive area is arranged on the bag body and is formed by printing temperature-sensitive color-changing ink; the magnetic self-sealing strip is arranged on the inner side of the bag opening of the bag body and used for sealing the bag opening, and the magnetic self-sealing strip consists of a strong magnetic plastic sealing strip and an iron plastic sealing strip; the bag mouth of the bag body is also provided with a heat-sealing area and an easy-tearing opening. The utility model discloses improving the strip of proclaiming oneself that constitutes by concave, protruding strip of paper used for sealing originally and proclaiming oneself to the magnetism, proclaiming oneself the whole thickness of strip and reducing, whole aesthetic property obtains promoting, and can not appear the problem that concave, protruding strip of paper used for sealing pressfitting is not tight or the pressfitting is not last to through set up the temperature sensing area on the bag body, realize carrying out visual detection and feedback to storage temperature, and increase the interest of packing, wholly adopt multilayer interlayer structure, food in the better protection package bag.
Description
Technical Field
The utility model relates to the field of packaging technology, concretely relates to mouth wrapping bag is proclaimed oneself in environmental protection with temperature variation suggestion.
Background
The self-sealing packaging bag is a packaging bag which can be automatically sealed by pressing, the self-sealing bag produced by food-grade raw materials can be used for storing various snacks, tea leaves, marine products and the like, and has the functions of moisture prevention, odor tainting prevention, water prevention, insect prevention, object scattering prevention and the like. The self-sealing strip in the prior art mainly comprises a concave sealing strip and a convex sealing strip, and the effect of press-fitting and self-sealing is realized through an interlocking structure between the concave sealing strip and the convex sealing strip, so the thickness of the self-sealing strip is large, usually, the self-sealing strip is thick by 1mm, certain unattractive performance is realized, and after the self-sealing strip is repeatedly opened and closed for a plurality of times, the problem of non-press-fitting is easy to occur, especially for food packaging bags, the effects of moisture resistance, odor tainting prevention, insect prevention and the like are easy to lose, in addition, the temperature and humidity control is usually stored for the storage of food, and most packaging strips do not have.
Disclosure of Invention
The utility model aims at overcoming the not enough of above-mentioned prior art, provide an environmental protection self-sealing wrapping bag with temperature variation suggestion.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an environmental protection self-sealing packaging bag with temperature change prompt comprises: the bag body is formed by bonding and processing a plurality of layers of composite films, decorative patterns are printed on the bag body, and a temperature-sensitive area is arranged on the bag body and is formed by printing temperature-sensitive color-changing ink; the magnetic self-sealing strip is arranged on the inner side of the bag opening of the bag body and used for sealing the bag opening, and the magnetic self-sealing strip consists of a strong magnetic plastic sealing strip and an iron plastic sealing strip; the sack department of the bag body still is provided with heat-seal district and easily tears the mouth, the heat-seal district is used for increasing the leakproofness that the packing was opened before, easily tear the mouth setting and be in the magnetism from the strip with between the heat-seal district.
Further, the thermochromic ink printed in the temperature-sensitive area is low-temperature thermochromic ink and body-temperature thermochromic ink, wherein the low-temperature thermochromic ink is colorless when the temperature is lower than 15 ℃, changes from colorless to light color when the temperature is close to 15 ℃, completes color development when the temperature exceeds 15 ℃, and cannot be changed into colorless when the temperature is lower than 15 ℃ again; the body temperature color-changing ink is colored when the temperature is lower than 31 ℃, the color begins to fade when the temperature is close to 31 ℃, the color disappears when the temperature is higher than 31 ℃, and the primary color is recovered when the temperature is lower than 31 ℃ again.
Further, the low-temperature color-changing ink and the body-temperature color-changing ink are printed at different positions of the temperature sensing area and are not overlapped with each other.
Furthermore, the magnetic self-sealing strip is formed by tightly adhering and adsorbing a composite plastic sheet added with strong magnetic powder particles and a composite plastic sheet added with iron powder particles, removing air bubbles and performing die cutting.
Further, the thickness of the magnetic self-sealing strip is 0.3-0.5 mm.
Further, the structure of multilayer complex film after accomplishing the printing is from top to bottom in proper order: PET layer, temperature sensing layer, decoration pattern layer, gluing layer, aluminium foil layer, gluing layer and PE layer, the back is accomplished to the system bag, and the PET layer is in the bag body outside, and the PE layer is at the bag body inwardmost, with by the contact of packaged food.
The utility model has the advantages that:
the utility model discloses will be originally by concave, the strip improvement of proclaiming oneself that protruding strip of paper used for sealing constitutes is the strip of proclaiming oneself for magnetism, proclaiming oneself the whole thickness of strip and reducing, make the whole aesthetic property of wrapping bag promote, and can not appear concave, the problem that protruding strip of paper used for sealing pressfitting is not tight or the pressfitting is not last, and simultaneously, set up the temperature sensing area on the bag body, change the printing ink through low temperature and carry out visual detection to storage temperature, owing to for can not change the colour reaction, article to need low temperature storage can embody directly perceivedly after storage temperature changes, and change the printing ink through body temperature and increase the interest of packing, wholly adopt multilayer interlayer structure, food in.
Drawings
FIG. 1 is a schematic view of the structure of the self-sealing packing bag of the present invention;
FIG. 2 is a sectional view of the self-sealing packing bag of the present invention from the A-A direction;
FIG. 3 is a schematic view of the temperature-sensitive area B-B direction structure of the self-sealing packaging bag of the present invention.
In the figure: 1. the packaging bag comprises a packaging bag body, 10 parts of a multilayer composite film, 101 parts of a PET layer, 102 parts of a temperature sensing layer, 103 parts of a decoration pattern layer, 104 parts of an adhesive layer, 105 parts of an aluminum foil layer, 106 parts of a PE layer, 2 parts of a magnetic self-sealing strip, 21 parts of a strong magnetic plastic sealing strip, 22 parts of an iron plastic sealing strip, 3 parts of a heat sealing area, 4 parts of an easy-tearing opening and 5 parts of a temperature sensing area.
Detailed Description
The drawings are only for illustrative purposes and are not to be construed as limiting the patent, and the technical solution of the present invention is further described with reference to the drawings and the embodiments.
As shown in fig. 1-3, an environment-friendly self-sealing packaging bag with temperature change prompt comprises: the self-sealing bag comprises a bag body 1 and a magnetic self-sealing strip 2, wherein the bag body 1 is formed by bonding and processing a plurality of layers of composite films 10, decorative patterns are printed on the bag body 1, a temperature-sensitive area 5 is arranged on the bag body, and the temperature-sensitive area 5 is formed by printing temperature-sensitive color-changing ink; the magnetic self-sealing strip 2 is arranged on the inner side of the bag opening of the bag body 1 and used for sealing the bag opening, and the magnetic self-sealing strip 2 consists of a strong magnetic plastic seal 21 and an iron plastic seal 22; bag mouth department of the bag body 1 still is provided with heat-seal district 3 and easy tear mouth 4, heat-seal district 3 is used for increasing the leakproofness that the packing was opened before, easy tear mouth 4 sets up 2 are proclaimed from the strip to magnetism with between the heat-seal district 3.
As shown in fig. 3, a multicolor intaglio printing press is used to print a moisture-based low-temperature allochroic ink and a thermochromic ink on a temperature-sensitive area 5 of a PET layer 101 to form a temperature-sensitive layer 102, then a decoration pattern layer 103 is printed by using an environmentally-friendly water-based ink according to the decoration setting requirements, after drying and curing, the PET layer with the decoration pattern layer 103 and the temperature-sensitive layer 102 is combined with an aluminum foil layer 105 and a PE layer 106 by using an adhesive layer 104 on a multilayer compounding device to form a multilayer composite film 10, the temperature-sensitive area 5 of the multilayer composite film 10 obtained by the process is sequentially composed of the PET layer 101, the temperature-sensitive layer 102, the decoration pattern layer 103, the adhesive layer 104, the aluminum foil layer 105, the adhesive layer 104 and the PE layer 106, then the multilayer composite film 10 is made into a bag body 1 on a bag making machine, a group of magnetic self-sealing strips 2 are adhered to the mouth of the bag body 1, and a heat-sealing area 3 is hot-pressed, the easy mouth 4 that tears is surely cut at the 1 marginal mould of the bag body between the strip 2 is proclaimed oneself to hot sealing 3 and magnetism to rethread die-cutting technology to accomplish the shaping of the bag body 1, obtain the utility model discloses a mouthful wrapping bag is proclaimed oneself in environmental protection.
During storage, the low-temperature color-changing ink printed in the temperature-sensitive area is colorless when the storage temperature is lower than 15 ℃, changes from colorless to light color when the temperature is close to 15 ℃, finishes color development when the temperature exceeds 15 ℃, and cannot change into colorless when the temperature is lower than 15 ℃ again.
During the use, tear whole heat-seal zone 3 along easily tearing 4, then open the sack, under the effect of external force, the strong magnetism of strip 2 is moulded strip of paper used for sealing 21 and iron and is moulded strip of paper used for sealing 22 and separate, takes the content after, and strong magnetism is moulded strip of paper used for sealing 21 and iron and is moulded strip of paper used for sealing 22 and again the laminating realization is proclaimed oneself together under self restoring force and magnetic attraction effect. And the temperature-sensitive area printed body temperature color-changing ink is colored when the temperature is lower than 31 ℃, when a consumer presses the temperature-sensitive area by fingers, the temperature of the temperature-sensitive area is increased, the color begins to fade when the temperature is close to 31 ℃, the color disappears when the temperature exceeds 31 ℃, and the primary color is recovered when the temperature is lower than 31 ℃ again, so that the interestingness is good.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (5)
1. An environmental protection self-sealing packaging bag with temperature change prompt comprises: bag body and magnetism self-sealing strip, its characterized in that: the bag body is formed by bonding and processing a plurality of layers of composite films, decorative patterns are printed on the bag body, and a temperature-sensitive area is arranged on the bag body and is printed by thermochromic ink; the magnetic self-sealing strip is arranged on the inner side of the bag opening of the bag body and used for sealing the bag opening, and the magnetic self-sealing strip consists of a strong magnetic plastic sealing strip and an iron plastic sealing strip; the sack department of the bag body still is provided with heat-seal district and easily tears the mouth, the heat-seal district is used for increasing the leakproofness that the packing was opened before, easily tear the mouth setting and be in the magnetism from the strip with between the heat-seal district.
2. The environmentally friendly self-sealing packaging bag with temperature change prompt of claim 1, wherein: the thermochromic ink printed in the temperature-sensitive area is low-temperature photochromic ink and body-temperature photochromic ink, the low-temperature photochromic ink is irreversible color, and the body-temperature photochromic ink is reversible color.
3. The environmentally friendly self-sealing packaging bag with temperature change prompt of claim 1, wherein: the magnetic self-sealing strip is formed by closely adhering and adsorbing a composite plastic sheet added with strong magnetic powder particles and a composite plastic sheet added with iron powder particles, removing bubbles and then die-cutting.
4. The environmentally friendly self-sealing packaging bag with temperature change prompt of claim 1, wherein: the thickness of the magnetic self-sealing strip is 0.3-0.5 mm.
5. The environmentally friendly self-sealing packaging bag with temperature change prompt according to claim 2, wherein: the low-temperature color-changing ink and the body-temperature color-changing ink are printed at different positions of the temperature sensing area and are not overlapped with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921835614.6U CN211140164U (en) | 2019-10-29 | 2019-10-29 | Environmental protection self-sealing packaging bag with temperature change prompt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921835614.6U CN211140164U (en) | 2019-10-29 | 2019-10-29 | Environmental protection self-sealing packaging bag with temperature change prompt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211140164U true CN211140164U (en) | 2020-07-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921835614.6U Active CN211140164U (en) | 2019-10-29 | 2019-10-29 | Environmental protection self-sealing packaging bag with temperature change prompt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211140164U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119460420A (en) * | 2025-01-14 | 2025-02-18 | 湖南省长城铭泰新材料科技有限公司 | A multi-anti-counterfeiting packaging bag and printing equipment thereof |
-
2019
- 2019-10-29 CN CN201921835614.6U patent/CN211140164U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119460420A (en) * | 2025-01-14 | 2025-02-18 | 湖南省长城铭泰新材料科技有限公司 | A multi-anti-counterfeiting packaging bag and printing equipment thereof |
| CN119460420B (en) * | 2025-01-14 | 2025-04-08 | 湖南省长城铭泰新材料科技有限公司 | Multiple anti-fake wrapping bag and lithography apparatus thereof |
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