CN210942953U - Biodegradable express bag - Google Patents
Biodegradable express bag Download PDFInfo
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- CN210942953U CN210942953U CN201921382475.6U CN201921382475U CN210942953U CN 210942953 U CN210942953 U CN 210942953U CN 201921382475 U CN201921382475 U CN 201921382475U CN 210942953 U CN210942953 U CN 210942953U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
- Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics
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Abstract
The utility model relates to the technical field of express delivery bags, in particular to a biodegradable express delivery bag, which comprises a bag body, wherein a first side edge sealing strip is fixedly arranged on the left side edge of the bag body, a second side edge sealing strip is fixedly arranged on the right side edge of the bag body, an extension bag bottom is fixedly arranged on the bottom of the bag body, a body pasting strip is fixedly arranged at the top end of the front outer wall of the bag body, a sealing end part is fixedly arranged at the top of the bag body, an end pasting strip is bonded on the surface of the inner layer of the sealing end part, a FBS plastic layer is fixedly arranged on the surface of the outer layer of the bag body, a first bonding surface is fixedly arranged on the surface of the FBS plastic layer, which is close to the inner layer of the bag body, a PCL plastic layer is fixedly arranged on the surface of the first bonding surface, which is far away from the FBS, the whole structure design is scientific and reasonable, the degradation rate is high, and certain use value and popularization value are achieved.
Description
Technical Field
The utility model relates to an express delivery bag technical field specifically is a biodegradable express delivery bag.
Background
Express bags are bags for packaging documents, receipts, data, goods and the like in the express industry, and are also called express bags, mailing bags and express packaging bags.
The biodegradable plastic is a plastic degraded by the action of microorganisms existing in the nature, such as bacteria, mold (fungi) and algae, and the ideal biodegradable plastic is a high polymer material which has excellent service performance, can be completely decomposed by environmental microorganisms after being discarded and finally becomes inorganic to become a component of carbon circulation in the nature, wherein the 'paper' is a typical biodegradable material, and the 'synthetic plastic' is a typical high polymer material, so the biodegradable plastic is a high polymer material combining the properties of the 'paper' and the 'synthetic plastic'; the biodegradable plastics can be divided into completely biodegradable plastics and destructive biodegradable plastics; the destructive biodegradable plastic mainly comprises starch modified (or filled) polyethylene PE, polypropylene PP, polyvinyl chloride PVC, polystyrene PS and the like at present; the completely biodegradable plastic is mainly prepared from natural polymers (such as starch, cellulose and chitin) or agricultural and sideline products by microbial fermentation or synthesis of biodegradable polymers, such as thermoplastic starch plastic, aliphatic polyester, polylactic acid, starch/polyvinyl alcohol and the like which belong to the plastics; biodegradable plastics based on natural substances such as starch and the like mainly comprise the following products at present: polylactic acid (PLA), Polyhydroxyalkanoates (PHA), starch plastics, bioengineering plastics, and bioversatile plastics (polyolefins and polyvinyl chloride).
At present, along with the high-speed development of express delivery industry, the express delivery bag is more and more used, however, the existing express delivery bag is generally poor in degradability and difficult to achieve high environment-friendly requirements. Therefore, a biodegradable express bag is needed to solve the shortcomings of the prior art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a biodegradable express delivery bag to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a biodegradable express bag comprises a bag body, wherein a first side edge sealing edge is fixedly arranged on the left side edge of the bag body, a second side edge sealing edge is fixedly arranged on the right side edge of the bag body, an expansion bag bottom is fixedly arranged at the bottom of the bag body, a body pasting strip is fixedly arranged at the top end of the front outer wall of the bag body, a sealing end part is fixedly arranged at the top of the bag body, an end pasting strip is bonded on the surface of the inner layer of the sealing end part, an FBS plastic layer is fixedly arranged on the surface of the outer layer of the bag body, a first bonding surface is fixedly arranged on one surface, close to the inner layer of the bag body, of the FBS plastic layer, a PCL plastic layer is fixedly arranged on one surface, far away from the FBS plastic layer, of the PCL plastic layer, a second bonding surface is fixedly arranged on one surface, far away from the PCL plastic layer, an inner cavity is fixedly arranged inside the bag body.
Preferably, the bag body comprises an FBS plastic layer, a first joining surface, a PCL plastic layer, a second joining surface, a PHA plastic layer and a base body layer from inside to outside in sequence.
Preferably, the first side edge sealing and the second side edge sealing are processed by hot-press sealing.
Preferably, the first engagement surface is formed in the middle of the engagement surfaces of the FBS plastic layer and the PCL plastic layer.
Preferably, the second engagement surface is formed intermediate the engagement surfaces of the PCL plastic layer and the PHA plastic layer.
Preferably, the matrix layer is positioned on the inner wall of the inner cavity.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, the FBS plastic layer through setting up is as the outmost structure of this express delivery bag to FBS plastic layer (melting point is 114 ℃) has reached the industrial production level for the technique of base material manufacturing various high molecular weight polyester, and the manufacturing level is higher relatively.
2. The utility model discloses in, the constitution from interior to exterior of the bag body through setting up is FBS plastic layer, first joint face, PCL plastic layer, second joint face, PHA plastic layer, base member layer in proper order to this has adopted the stronger concentrated material of biodegradable effect on the structural component, has changed the not enough shortcoming of current express bag degradability.
3. The utility model discloses in, overall structure through setting up is comparatively scientific and reasonable, through structural improvement and innovation, has effectively solved some weak points that exist among the prior art to holistic principle is comparatively simple, and the function easily realizes, has certain use value and spreading value.
Drawings
Fig. 1 is a front view of the whole structure of the sealing end of the present invention after being opened;
FIG. 2 is an enlarged cross-sectional view of the bag body of the present invention;
fig. 3 is a perspective view of the structure of the utility model after the integral sealing end is opened.
In the figure: 1-bag body, 2-first side edge sealing, 3-second side edge sealing, 4-expanding bag bottom, 5-body sticking strip, 6-sealed end head part, 7-end head sticking strip, 8-FBS plastic layer, 9-first joining surface, 10-PCL plastic layer, 11-second joining surface, 12-PHA plastic layer, 13-base layer and 14-inner cavity.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution:
a biodegradable express delivery bag comprises a bag body 1, a first side edge sealing edge 2 is fixedly arranged on the left side edge of the bag body 1, a second side edge sealing edge 3 is fixedly arranged on the right side edge of the bag body 1, an expansion bag bottom 4 is fixedly arranged at the bottom of the bag body 1, a body pasting strip 5 is fixedly arranged at the top end of the front outer wall of the bag body 1, a sealing end part 6 is fixedly arranged at the top of the bag body 1, an end pasting strip 7 is bonded on the inner layer surface of the sealing end part 6, an FBS plastic layer 8 is fixedly arranged on the outer layer surface of the bag body 1, the FBS plastic layer 8 is used as the outermost layer structure of the express delivery bag, the technology of manufacturing various high molecular weight polyesters by taking the FBS plastic layer 8 (the melting point is 114 ℃) as a base material has reached the industrial production level, the processing and manufacturing level is relatively high, a first bonding surface 9 is fixedly arranged on one surface of the, a second joining surface 11 is fixedly arranged on one surface of the PCL plastic layer 10 close to the inner layer of the bag body 1, a PHA plastic layer 12 is fixedly arranged on one surface of the second joining surface 11 far away from the PCL plastic layer 10, a base body layer 13 is fixedly arranged on one surface of the PHA plastic layer 12 close to the inner layer of the bag body 1, the bag body 1 comprises an FBS plastic layer 8, a first joining surface 9, a PCL plastic layer 10, a second joining surface 11, a PHA plastic layer 12 and a base body layer 13 from inside to outside in sequence, the centralized material with stronger biodegradation effect is adopted in the structure, the defect of insufficient degradation capability of the prior express bag is overcome, the inner cavity 14 is fixedly arranged in the bag body 1, the whole structure is scientific and reasonable, and the defects in the prior art are effectively overcome through the improvement and innovation of the structure, and the whole principle is simpler, the functions are easy to realize, and certain use value and popularization value are realized.
The utility model discloses the theory of operation: during the use, through placing the inside of cavity 14 in with the article of required packing, then paste strip 7 with the end of sealed tip 6 and paste strip 5 mutually with bag body 1 body, with this with bag body 1 involution, and when bag body 1 degrades after using up, be FBS plastic layer 8 through the composition of bag body 1 from inside to outside in proper order, first joint face 9, PCL plastic layer 10, second joint face 11, PHA plastic layer 12, base member layer 13, and FBS plastic layer 8 and PCL plastic layer 10, PHA plastic layer 12 reinforcing holistic degradability, and simultaneously, by FBS plastic layer 8 as the outer layer structure of bag body 1, have relatively better heat resistance, then strengthen the toughness of bag body 1 on the basis that improves degradability through PCL plastic layer 10 and PHA plastic layer 12, accomplish whole works of this biodegradable express delivery bag through above-mentioned structure.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a biodegradable express delivery bag, includes the bag body (1), its characterized in that: the bag comprises a bag body (1), and is characterized in that a first side edge sealing edge (2) is fixedly arranged on the left side edge of the bag body (1), a second side edge sealing edge (3) is fixedly arranged on the right side edge of the bag body (1), an expansion bag bottom (4) is fixedly arranged at the bottom of the bag body (1), a body pasting strip (5) is fixedly arranged at the top end of the front outer wall of the bag body (1), a sealing end part (6) is fixedly arranged at the top of the bag body (1), an end pasting strip (7) is bonded on the surface of the inner layer of the sealing end part (6), an FBS plastic layer (8) is fixedly arranged on the surface of the outer layer of the bag body (1), a first joining surface (9) is fixedly arranged on one surface, which is close to the inner layer of the bag body (1), of the first joining surface (9) and is far away from the FBS plastic layer (8), a PCL plastic layer (10, the second joint face (11) is kept away from the fixed PHA plastic layer (12) that is equipped with of one side of PCL plastic layer (10), PHA plastic layer (12) are close to the fixed matrix layer (13) that is equipped with of one side of bag body (1) inlayer, the fixed interior cavity (14) that is equipped with in inside of bag body (1).
2. The biodegradable express bag of claim 1, wherein: the bag body (1) comprises an FBS plastic layer (8), a first joining surface (9), a PCL plastic layer (10), a second joining surface (11), a PHA plastic layer (12) and a base body layer (13) from inside to outside in sequence.
3. The biodegradable express bag of claim 1, wherein: and the first side sealing edge (2) and the second side sealing edge (3) are processed by hot-press sealing.
4. The biodegradable express bag of claim 1, wherein: the first engagement surface (9) is formed between the engagement surfaces of the FBS plastic layer (8) and the PCL plastic layer (10).
5. The biodegradable express bag of claim 1, wherein: the second engagement surface (11) is formed between the engagement surfaces of the PCL plastic layer (10) and the PHA plastic layer (12).
6. The biodegradable express bag of claim 1, wherein: the matrix layer (13) is positioned on the inner wall of the inner cavity (14).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921382475.6U CN210942953U (en) | 2019-08-23 | 2019-08-23 | Biodegradable express bag |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921382475.6U CN210942953U (en) | 2019-08-23 | 2019-08-23 | Biodegradable express bag |
Publications (1)
Publication Number | Publication Date |
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CN210942953U true CN210942953U (en) | 2020-07-07 |
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ID=71377496
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201921382475.6U Active CN210942953U (en) | 2019-08-23 | 2019-08-23 | Biodegradable express bag |
Country Status (1)
Country | Link |
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CN (1) | CN210942953U (en) |
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2019
- 2019-08-23 CN CN201921382475.6U patent/CN210942953U/en active Active
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