CN117306313A - Recoverable chocolate wrapping paper - Google Patents
Recoverable chocolate wrapping paper Download PDFInfo
- Publication number
- CN117306313A CN117306313A CN202311296764.5A CN202311296764A CN117306313A CN 117306313 A CN117306313 A CN 117306313A CN 202311296764 A CN202311296764 A CN 202311296764A CN 117306313 A CN117306313 A CN 117306313A
- Authority
- CN
- China
- Prior art keywords
- layer
- glue
- paper
- copper plate
- glue layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 235000019219 chocolate Nutrition 0.000 title claims abstract description 11
- 239000003292 glue Substances 0.000 claims abstract description 57
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 24
- 229910052802 copper Inorganic materials 0.000 claims abstract description 24
- 239000010949 copper Substances 0.000 claims abstract description 24
- 239000004519 grease Substances 0.000 claims abstract description 14
- 230000004888 barrier function Effects 0.000 claims abstract description 9
- 239000011248 coating agent Substances 0.000 claims abstract description 7
- 238000000576 coating method Methods 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 239000010410 layer Substances 0.000 claims 33
- 239000011241 protective layer Substances 0.000 claims 1
- 238000007639 printing Methods 0.000 abstract description 15
- 238000004806 packaging method and process Methods 0.000 abstract description 12
- 235000013305 food Nutrition 0.000 abstract description 7
- 238000005269 aluminizing Methods 0.000 abstract description 5
- 230000015556 catabolic process Effects 0.000 abstract description 5
- 238000006731 degradation reaction Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 238000004064 recycling Methods 0.000 abstract 1
- 238000007646 gravure printing Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000000275 quality assurance Methods 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
- D21H27/10—Packing paper
-
- 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
- B32B29/00—Layered products comprising a layer of paper or cardboard
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
- D21H27/30—Multi-ply
Landscapes
- Wrappers (AREA)
Abstract
The invention relates to the technical field of food packaging, in particular to a recyclable chocolate packaging paper. The technical scheme adopted by the invention is as follows: the base layer comprises copper plate paper layer and protection security layer, aqueous glue layer has evenly been paintd to copper plate paper layer's lower extreme, aqueous glue layer's lower extreme is equipped with grease proofing paper layer, its characterized in that: the utility model discloses a copper plate paper layer, the waterborne glue layer with the overall dimension of grease proofing paper layer is the same completely, the below of grease proofing paper layer is equipped with cold seal glue layer, the upper end of copper plate paper layer is equipped with the second glue layer, be equipped with aluminizing layer, barrier coating, printing ink layer and gloss oil layer on the second glue layer in proper order. The invention has the advantages that: the integral oil-proof performance is better, the printing content on the outer side can be firmer during processing and use, the structural strength is higher, the oil-proof material has the performance of recycling degradation in the later use process, and the influence on the environment is smaller.
Description
Technical Field
The invention relates to the technical field of food packaging, in particular to a recyclable chocolate packaging paper.
Background
The oil-proof paper is a packaging product commonly used in food packaging, the printing performance of the surface of the existing oil-proof paper is relatively poor, on one hand, the efficiency is relatively low when printing is carried out, the printing difficulty is relatively high, on the other hand, the printed fonts or patterns are easy to drop, and the use requirements for displaying some external packages cannot be met. The use requirement of recoverable degradation cannot be met when the waterproof plastic is used, the moisture permeability and the oxygen permeability are relatively poor, and the structural strength is relatively low.
Disclosure of Invention
The invention aims to provide the recyclable chocolate packaging paper which adopts a brand-new structural design, is formed by combining paper with different specifications and water-based glue, not only ensures that the packaging paper has reliable printing performance, but also ensures that the edge position of the paper can not generate edge swinging, can meet the application requirements of more food packaging during use, can meet the processing requirements of gravure printing, has reliable anti-dropping performance of printing contents during use, has wider application range during use, has better overall oil-proof performance, can ensure that the printing contents on the outer side are firmer during processing and use, has higher structural strength, has recyclable degradation performance during later use, has less influence on environment, and has reliable environmental protection performance.
The technical scheme of the invention is as follows:
the utility model provides a recoverable chocolate wrapping paper, comprises basal layer and protection security layer, the basal layer includes the copper plate ply, aqueous glue layer has evenly been paintd to the lower extreme of copper plate ply, the lower extreme of aqueous glue layer is equipped with grease proofing ply, its characterized in that: the utility model discloses a copper plate paper layer, the aqueous glue layer with the overall dimension of grease proofing paper layer is identical, the below of grease proofing paper layer is equipped with cold seal glue layer, the upper end of copper plate paper layer is equipped with the second glue layer, be equipped with aluminizing layer, separation nature coating, printing ink layer and gloss oil layer on the second glue layer in proper order, cold seal glue layer the second glue layer the aluminizing layer separation nature coating the printing ink layer with gloss oil layer constitutes protection security layer, copper plate paper layer adopts copper plate paper 40 g/square + -5%, grease proofing paper 30 g/square + -5% is adopted to the grease proofing paper layer, aqueous glue layer adopts glue 1 g/square + -0.3 g.
Furthermore, the aqueous glue layer adopts glue as an aqueous polyurethane adhesive.
Further, the aqueous glue layer is provided with two layers, the first layer of glue of the aqueous glue layer is uniformly smeared and then smeared with the second layer after standing for 10 minutes in a normal temperature environment, and the smearing thicknesses of the first layer and the second layer are the same.
Further, the barrier property is moisture vapor transmission (WVTR): 2. 2 g/(m.day), 23 ℃, 85% RH, 2. 2 cm N/(m.day.0.1 MPa), and 85% RH.
The invention has the beneficial effects that:
the invention adopts a brand new structural design, and is formed by combining paper with different specifications and water-based glue, so that the packaging paper is guaranteed to have reliable printing performance, the edge position of the paper is guaranteed not to have edge-swinging condition, the application requirements of more food packages can be met during use, the processing requirements of gravure printing can be met, the printed content has reliable anti-dropping performance during use, the application range during use is wider, the integral oil-proof performance is better, the printed content on the outer side can be firmer during processing use, the structural strength is higher, the recyclable degradation performance is realized during later use, the influence on the environment is smaller, and the reliable environment-friendly performance is realized.
Drawings
FIG. 1 is a schematic diagram of a basic layer structure of the present invention;
in the figure: 1. 2 parts of copper plate paper layer, 2 parts of water-based glue layer, 3 parts of oil-proof paper layer.
Detailed Description
As shown in fig. 1, a recoverable chocolate wrapping paper, it comprises basic layer and protection security layer, the basic layer includes copper plate ply 1, aqueous glue layer 2 has evenly been paintd to copper plate ply 1's lower extreme, aqueous glue layer 2's lower extreme is equipped with grease proofing ply 3, its characterized in that: the utility model discloses a novel copper plate paper layer, including copper plate paper layer 1, waterborne glue layer 2 with the overall dimension of grease proofing paper layer 3 is the same completely, the below of grease proofing paper layer 3 is equipped with cold seal glue layer, the upper end of copper plate paper layer 1 is equipped with the second glue layer, be equipped with aluminizing layer, barrier coating, printing ink layer and gloss oil layer on the second glue layer in proper order, cold seal glue layer second glue layer aluminizing layer barrier coating ink layer with gloss oil layer constitutes protection security layer, copper plate paper layer 1 adopts copper plate paper 40 g/square + -5%, grease proofing paper layer 3 adopts grease proofing paper 30 g/square + -5%, waterborne glue layer 2 adopts glue 1 g/square + -0.3 g, and their mutually supporting has not only tightly ensured the bulk connection nature of paper to holistic weight is also lighter, can replace the food wrapping paper of current multiple specification to use. The novel paper packaging machine adopts a novel structural design, is formed by combining paper with water-based glue with different specification performances, not only ensures that the packaging paper has reliable printing performance, but also ensures that the edge position of the paper can not be subjected to edge swinging, can meet the application requirements of more food packages during use, can meet the processing requirements of gravure printing, has reliable anti-dropping performance on printing contents during use, has wider application range during use, has better overall oil-proof performance, can enable the printing contents on the outer side to be firmer during processing and use, has higher structural strength, has recoverable degradation performance during later use, has smaller influence on environment and has reliable environmental protection performance.
Preferably, the aqueous glue layer 2 adopts glue as an aqueous polyurethane adhesive, and an aqueous glue product commonly used in the prior art can be adopted.
Preferably, the aqueous glue layer 2 is provided with two layers, the first layer of glue of the aqueous glue layer 2 is uniformly smeared and then smeared with the second layer after being kept stand for 10 minutes in a normal temperature environment, the smearing thickness of the first layer is the same as that of the second layer, so that the binding tightness of the upper coated paper and the glue layer is better, the durability during use is more reliable, the situation of separation is not easy to occur after long-term use, the service life of paper is longer, and the quality assurance period of paper after processing is longer when the paper is not used.
Preferably, the barrier property is moisture vapor transmission WVTR: less than or equal to 2 g/(m.day), 23 ℃, 85 percent RH, less than or equal to 2 cm percent of oxygen permeation OTR/(m.day.0.1 MPa), 23 ℃, 85 percent RH, and ensured reliable barrier performance in use.
While the foregoing is directed to the preferred embodiments of the present invention, it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the principles of the present invention, and such modifications and substitutions should also be considered to be within the scope of the present invention.
Claims (4)
1. The utility model provides a recoverable chocolate wrapping paper, comprises basal layer and protection security layer, the basal layer includes copper plate ply (1), aqueous glue layer (2) have evenly been paintd to the lower extreme of copper plate ply (1), the lower extreme of aqueous glue layer (2) is equipped with grease proofing ply (3), its characterized in that: the novel copper plate paper comprises a copper plate paper layer (1), an aqueous glue layer (2) and an oil-proof paper layer (3), wherein the overall dimensions of the oil-proof paper layer (3) are identical, a cold seal glue layer is arranged below the oil-proof paper layer (3), a second glue layer is arranged at the upper end of the copper plate paper layer (1), an aluminized layer, a barrier coating, an ink layer and a gloss oil layer are sequentially arranged on the second glue layer, the cold seal glue layer, the second glue layer, the aluminized layer, the barrier coating, the ink layer and the gloss oil layer form a protective layer, the copper plate paper layer (1) is 40 g/square + -5%, the oil-proof paper layer (3) is 30 g/square + -5%, and the aqueous glue layer (2) is 1 g/square + -0.3 g of glue.
2. A recyclable chocolate wrapper according to claim 1, wherein: the water-based glue layer (2) adopts glue as a water-based polyurethane adhesive.
3. A recyclable chocolate wrapper according to claim 1, wherein: the water-based glue layer (2) is provided with two layers, the first layer of glue of the water-based glue layer (2) is uniformly smeared, then is smeared with the second layer after being stood for 10 minutes in a normal temperature environment, and the smearing thickness of the first layer is the same as that of the second layer.
4. A recyclable chocolate wrapper according to claim 1, wherein: barrier properties are moisture vapor transmission (WVTR): 2. 2 g/(m.day), 23 ℃, 85% RH, 2. 2 cm N/(m.day.0.1 MPa), and 85% RH.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311296764.5A CN117306313A (en) | 2023-10-09 | 2023-10-09 | Recoverable chocolate wrapping paper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311296764.5A CN117306313A (en) | 2023-10-09 | 2023-10-09 | Recoverable chocolate wrapping paper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117306313A true CN117306313A (en) | 2023-12-29 |
Family
ID=89260006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311296764.5A Pending CN117306313A (en) | 2023-10-09 | 2023-10-09 | Recoverable chocolate wrapping paper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117306313A (en) |
-
2023
- 2023-10-09 CN CN202311296764.5A patent/CN117306313A/en active Pending
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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