CN113334855A - Degradable edible powder composite paper lunch box and manufacturing process thereof - Google Patents
Degradable edible powder composite paper lunch box and manufacturing process thereof Download PDFInfo
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- CN113334855A CN113334855A CN202110603636.5A CN202110603636A CN113334855A CN 113334855 A CN113334855 A CN 113334855A CN 202110603636 A CN202110603636 A CN 202110603636A CN 113334855 A CN113334855 A CN 113334855A
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- lunch box
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
- B31B50/59—Shaping sheet material under pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
- B27N3/02—Manufacture of substantially flat articles, e.g. boards, from particles or fibres from particles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
- B27N3/08—Moulding or pressing
- B27N3/10—Moulding of mats
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
- B31B50/74—Auxiliary operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
- B31B50/74—Auxiliary operations
- B31B50/741—Moistening; Drying; Cooling; Heating; Sterilizing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
- B31B50/74—Auxiliary operations
- B31B50/742—Coating; Impregnating; Waterproofing; Decoating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/02—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising animal or vegetable substances, e.g. cork, bamboo, starch
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/38—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation
- B65D81/3813—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation rigid container being in the form of a box, tray or like container
- B65D81/3823—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation rigid container being in the form of a box, tray or like container formed of different materials, e.g. laminated or foam filling between walls
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Mechanical Engineering (AREA)
- Ceramic Engineering (AREA)
- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
Abstract
The invention belongs to the technical field of degradable meal boxes, in particular to a degradable edible powder composite paper meal box, which comprises: reinforcing layer: the reinforcing layer is arranged on the outer side of the lunch box and forms a rectangular lunch box shape; insulating layer: the inner side of the bonding layer arranged on the inner side of the reinforcing layer is connected with a heat-insulating layer; adhesive layer: the inner sides of the two bonding layers are connected with each other, and a reinforcing layer is connected between the two bonding layers; waterproof layer: and a waterproof layer is arranged on the outer side of the bonding layer arranged on the outer side of the reinforcing layer. The degradable edible powder composite paper lunch box and the manufacturing process can produce the lunch box with better waterproof and heat preservation effects, and the adopted materials are agricultural and sideline products, so that the utilization rate of agricultural products can be effectively improved, the environment-friendly effect is better, and the product cost is lower.
Description
Technical Field
The invention relates to the technical field of degradable meal boxes, in particular to a degradable edible powder composite paper meal box and a manufacturing process thereof.
Background
Along with the continuous acceleration of the life rhythm of people, the utilization rate of disposable cutlery boxes is higher and higher. At present, most of common disposable lunch boxes are made of paper or plastics. The paper lunch box is non-toxic and harmless and easy to recycle, but consumes a large amount of natural resources and does not meet the development requirements of China. The biggest problem of the plastic products is that the plastic products are difficult to degrade and cause great pollution pressure to the environment. At present, more problems also exist in the continuously promoted degradable plastics, such as long degradation period, incomplete degradation, high production cost and the like, additional production materials are needed, byproducts can be generated in the production process, the environmental protection effect is not good, and in addition, the waterproof and heat-preservation effects of the existing disposable lunch box are not good.
Disclosure of Invention
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. In this section, as well as in the abstract and the title of the invention of this application, simplifications or omissions may be made to avoid obscuring the purpose of the section, the abstract and the title, and such simplifications or omissions are not intended to limit the scope of the invention.
To solve the above technical problem, according to an aspect of the present invention, the present invention provides the following technical solutions:
a degradable edible powder composite paper lunch box comprises:
reinforcing layer: the reinforcing layer is arranged on the outer side of the lunch box and forms a rectangular lunch box shape;
insulating layer: the inner side of the bonding layer arranged on the inner side of the reinforcing layer is connected with a heat-insulating layer;
adhesive layer: the inner sides of the two bonding layers are connected with each other, and a reinforcing layer is connected between the two bonding layers;
waterproof layer: and a waterproof layer is arranged on the outer side of the bonding layer arranged on the outer side of the reinforcing layer.
A manufacturing process of a degradable edible powder composite paper lunch box comprises the following steps:
s1: processing raw materials:
adopting straw, rice husk and bagasse as raw materials of the reinforcing layer, adding a binder and a forming agent into the raw materials of the reinforcing layer, and continuously stirring for a certain time;
cotton and hemp fibers are used as materials of the heat-insulating layer;
adopting paper-coated adhesive as the material of the adhesive layer;
waterproof glue is adopted as a material of the waterproof layer;
taking the manufactured reinforced layer as a substrate, adhering the adhesive layers to the top end and the bottom end of the reinforced layer, and adhering the heat-insulating layer above the adhesive layer at the top end to manufacture a raw material plate to be processed;
s2: forming, namely processing the raw material plate to be processed by a mould press to prepare the raw material plate into the shape of a lunch box, and cooling and placing for a certain time;
s3: and (3) drying and processing: drying the lunch box for a certain time by flowing air to obtain a dehydrated lunch box;
s4: film coating processing: coating a layer of glue on the outer surface of the lunch box, drying the waterproof glue to form a film, and finishing the processing;
s5: deburring: removing burrs inside and outside the lunch box through a polishing wheel;
s6: detection of the lunch box: after the lunch boxes are processed, randomly extracting a certain proportion of the lunch boxes, dividing the extracted lunch boxes into three groups, respectively detecting the waterproof performance, the heat preservation performance and the structural strength of the lunch boxes, and judging whether the lunch boxes in the batch are qualified according to the detection result.
As a preferred scheme of the manufacturing process of the degradable edible powder composite paper lunch box, the manufacturing process comprises the following steps: in the step S1, the straw is 10-15 parts by weight, the rice hull is 5-10 parts by weight, the bagasse is 20-30 parts by weight, the binder is 2-5 parts by weight, and the forming agent is 2-5 parts by weight, wherein the ratio of the cotton fiber to the fibrilia is 1:1, and the stirring time is 30-60 minutes.
As a preferred scheme of the manufacturing process of the degradable edible powder composite paper lunch box, the manufacturing process comprises the following steps: and (5) cooling the lunch box for 15-30 minutes after the mould press machine is processed in the step S2.
As a preferred scheme of the manufacturing process of the degradable edible powder composite paper lunch box, the manufacturing process comprises the following steps: the drying is performed for 15 to 30 minutes by flowing air in the step S3.
As a preferred scheme of the manufacturing process of the degradable edible powder composite paper lunch box, the manufacturing process comprises the following steps: and in the step S6, the lunch boxes with the proportion of 5% -15% are extracted for detection.
Compared with the prior art: processing raw materials; molding and processing; drying and processing; film covering processing; deburring; the cutlery box detects, accomplish the production of cutlery box, the cutlery box of producing has waterproof construction and insulation construction, waterproof and heat preservation effect is better, but and the cutlery box of making all adopts degradable material, degradation speed is faster, and the raw and other materials that adopt are the useless agricultural and sideline products in the traditional meaning, environmental protection effect is better, this degradable edible powder composite paper cutlery box, can produce the better cutlery box of waterproof and heat preservation effect, and the material of adoption is agricultural and sideline products, can effectively improve the utilization ratio of agricultural product, environmental protection effect is better, product cost is lower.
Detailed Description
The present invention will be described in detail with reference to the following embodiments in order to make the aforementioned objects, features and advantages of the invention more comprehensible.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described herein, and it will be apparent to those of ordinary skill in the art that the present invention may be practiced without departing from the spirit and scope of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention are described in further detail below.
The degradable edible powder composite paper lunch box provided by the invention can be used for producing lunch boxes with better waterproof and heat-preservation effects, and the adopted materials are agricultural and sideline products, so that the utilization rate of agricultural products can be effectively improved, the environment-friendly effect is better, and the product cost is lower;
example 1
S1: processing raw materials:
adopting straw, rice husk and bagasse as raw materials of a reinforcing layer, 10 parts of straw, 5 parts of rice husk, 20 parts of bagasse, 2 parts of adhesive and 2 parts of forming agent, adding the adhesive and the forming agent into the raw materials of the reinforcing layer, and continuously stirring for 30 minutes;
cotton and hemp fibers are used as materials of the heat-insulating layer;
adopting paper-coated adhesive as the material of the adhesive layer;
waterproof glue is adopted as a material of the waterproof layer;
taking the manufactured reinforced layer as a substrate, adhering the adhesive layers to the top end and the bottom end of the reinforced layer, and adhering the heat-insulating layer above the adhesive layer at the top end to manufacture a raw material plate to be processed;
s2: forming, namely processing the raw material plate to be processed by a mould press to prepare the raw material plate into the shape of a lunch box, and cooling and placing for 15 minutes;
s3: and (3) drying and processing: drying the lunch box for 15 minutes by flowing air to obtain a dehydrated lunch box;
s4: film coating processing: coating a layer of glue on the outer surface of the lunch box, drying the waterproof glue to form a film, and finishing the processing;
s5: deburring: removing burrs inside and outside the lunch box through a polishing wheel;
s6: detection of the lunch box: after the lunch boxes are processed, randomly extracting 5% of the lunch boxes, dividing the extracted lunch boxes into three groups, respectively detecting the waterproof performance, the heat preservation performance and the structural strength of the lunch boxes, and judging whether the lunch boxes in the batch are qualified according to the detection result;
the produced lunch box has the advantages of high processing speed, low production cost, suitability for low-end markets and convenience for mass popularization.
Example 2
S1: processing raw materials:
adopting straw, rice husk and bagasse as raw materials of a reinforcing layer, 15 parts of straw, 10 parts of rice husk, 30 parts of bagasse, 5 parts of adhesive and 5 parts of forming agent, adding the adhesive and the forming agent into the raw materials of the reinforcing layer, and continuously stirring for 60 minutes;
cotton and hemp fibers are used as materials of the heat-insulating layer;
adopting paper-coated adhesive as the material of the adhesive layer;
waterproof glue is adopted as a material of the waterproof layer;
taking the manufactured reinforced layer as a substrate, adhering the adhesive layers to the top end and the bottom end of the reinforced layer, and adhering the heat-insulating layer above the adhesive layer at the top end to manufacture a raw material plate to be processed;
s2: forming, namely processing the raw material plate to be processed by a mould press to prepare the raw material plate into the shape of a lunch box, and cooling and placing for 30 minutes;
s3: and (3) drying and processing: drying the lunch box for 30 minutes by flowing air to obtain a dehydrated lunch box;
s4: film coating processing: coating a layer of glue on the outer surface of the lunch box, drying the waterproof glue to form a film, and finishing the processing;
s5: deburring: removing burrs inside and outside the lunch box through a polishing wheel;
s6: detection of the lunch box: after the lunch boxes are processed, randomly extracting 15% of the lunch boxes, dividing the extracted lunch boxes into three groups, respectively detecting the waterproof performance, the heat preservation performance and the structural strength of the lunch boxes, and judging whether the lunch boxes in the batch are qualified according to the detection result;
the produced lunch box has the advantages of low processing speed, high production cost and good product quality, and is suitable for high-end markets and brand promotion.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the various features of the disclosed embodiments of the invention may be used in any combination, provided that no structural conflict exists, and the combinations are not exhaustively described in this specification merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (6)
1. A degradable edible powder composite paper lunch box is characterized by comprising:
reinforcing layer: the reinforcing layer is arranged on the outer side of the lunch box and forms a rectangular lunch box shape;
insulating layer: the inner side of the bonding layer arranged on the inner side of the reinforcing layer is connected with a heat-insulating layer;
adhesive layer: the inner sides of the two bonding layers are connected with each other, and a reinforcing layer is connected between the two bonding layers;
waterproof layer: and a waterproof layer is arranged on the outer side of the bonding layer arranged on the outer side of the reinforcing layer.
2. A manufacturing process of a degradable edible powder composite paper lunch box is characterized by comprising the following steps:
s1: processing raw materials:
adopting straw, rice husk and bagasse as raw materials of the reinforcing layer, adding a binder and a forming agent into the raw materials of the reinforcing layer, and continuously stirring for a certain time;
cotton and hemp fibers are used as materials of the heat-insulating layer;
adopting paper-coated adhesive as the material of the adhesive layer;
waterproof glue is adopted as a material of the waterproof layer;
taking the manufactured reinforced layer as a substrate, adhering the adhesive layers to the top end and the bottom end of the reinforced layer, and adhering the heat-insulating layer above the adhesive layer at the top end to manufacture a raw material plate to be processed;
s2: forming, namely processing the raw material plate to be processed by a mould press to prepare the raw material plate into the shape of a lunch box, and cooling and placing for a certain time;
s3: and (3) drying and processing: drying the lunch box for a certain time by flowing air to obtain a dehydrated lunch box;
s4: film coating processing: coating a layer of glue on the outer surface of the lunch box, drying the waterproof glue to form a film, and finishing the processing;
s5: deburring: removing burrs inside and outside the lunch box through a polishing wheel;
s6: detection of the lunch box: after the lunch boxes are processed, randomly extracting a certain proportion of the lunch boxes, dividing the extracted lunch boxes into three groups, respectively detecting the waterproof performance, the heat preservation performance and the structural strength of the lunch boxes, and judging whether the lunch boxes in the batch are qualified according to the detection result.
3. The manufacturing process of the degradable edible powder composite paper lunch box according to claim 2, characterized in that in the step S1, the straw 10-15 parts, the rice husk 5-10 parts, the bagasse 20-30 parts, the binder 2-5 parts, and the forming agent 2-5 parts by weight, wherein the ratio of the cotton fiber to the hemp fiber is 1:1, and the stirring time is 30-60 minutes.
4. The manufacturing process of the degradable edible powder composite paper lunch box according to claim 2, wherein the lunch box is cooled for 15-30 minutes after being processed by a compression molding machine in the step S2.
5. The manufacturing process of the degradable edible powder composite paper lunch box as claimed in claim 1, wherein the drying in step S3 is carried out by flowing air for 15-30 minutes.
6. The manufacturing process of the degradable edible powder composite paper lunch box according to claim 1, wherein in the step S6, 5% -15% of the lunch box is extracted for detection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110603636.5A CN113334855A (en) | 2021-05-31 | 2021-05-31 | Degradable edible powder composite paper lunch box and manufacturing process thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110603636.5A CN113334855A (en) | 2021-05-31 | 2021-05-31 | Degradable edible powder composite paper lunch box and manufacturing process thereof |
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| CN113334855A true CN113334855A (en) | 2021-09-03 |
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