CN213227938U - Environment-friendly corrugated paper for packaging box - Google Patents
Environment-friendly corrugated paper for packaging box Download PDFInfo
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- CN213227938U CN213227938U CN202021821547.5U CN202021821547U CN213227938U CN 213227938 U CN213227938 U CN 213227938U CN 202021821547 U CN202021821547 U CN 202021821547U CN 213227938 U CN213227938 U CN 213227938U
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- corrugated paper
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- 238000004806 packaging method and process Methods 0.000 title claims abstract description 23
- 239000000123 paper Substances 0.000 claims abstract description 130
- 239000011087 paperboard Substances 0.000 claims abstract description 71
- 239000010410 layer Substances 0.000 claims description 171
- 230000003139 buffering effect Effects 0.000 claims description 17
- 238000012856 packing Methods 0.000 claims description 13
- 238000005452 bending Methods 0.000 claims description 10
- 238000011049 filling Methods 0.000 claims description 10
- 238000009413 insulation Methods 0.000 claims description 10
- 239000003063 flame retardant Substances 0.000 claims description 9
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 8
- 230000002209 hydrophobic effect Effects 0.000 claims description 8
- 239000012790 adhesive layer Substances 0.000 claims description 7
- 230000007613 environmental effect Effects 0.000 claims description 7
- 230000002265 prevention Effects 0.000 description 10
- 230000008929 regeneration Effects 0.000 description 6
- 238000011069 regeneration method Methods 0.000 description 6
- 230000002349 favourable effect Effects 0.000 description 4
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- 239000011111 cardboard Substances 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- 239000010425 asbestos Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009970 fire resistant effect Effects 0.000 description 2
- 239000002655 kraft paper Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 229910052895 riebeckite Inorganic materials 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- HDERJYVLTPVNRI-UHFFFAOYSA-N ethene;ethenyl acetate Chemical group C=C.CC(=O)OC=C HDERJYVLTPVNRI-UHFFFAOYSA-N 0.000 description 1
- 229920001038 ethylene copolymer Polymers 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 229910021485 fumed silica Inorganic materials 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 231100000053 low toxicity Toxicity 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
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Abstract
The application relates to environment-friendly corrugated paper for a packaging box, which relates to corrugated paper and comprises an outer regenerated paperboard layer and an inner regenerated paperboard layer, wherein a sandwich paperboard layer is arranged between the outer regenerated paperboard layer and the inner regenerated paperboard layer, a first fireproof paper layer is arranged on one side, away from the sandwich paperboard layer, of the outer regenerated paperboard layer, and a second fireproof paper layer is arranged on one side, away from the sandwich paperboard layer, of the inner regenerated paperboard layer; when a fire disaster happens to the outside of the packaging box, the first fireproof paper layer and the second fireproof paper layer are used for preventing the flame from burning doubly, so that the possibility that the articles in the packaging box are burnt can be reduced.
Description
Technical Field
The application relates to a cardboard especially relates to an environmental protection corrugated paper for packing carton.
Background
Corrugated paper is a plate-shaped object formed by bonding corrugated paper of corrugated shapes formed by processing of liner paper and corrugated rollers, generally divided into single corrugated paper boards and double corrugated paper boards, and divided into the following two types according to the size of the corrugated paper: A. b, C, E, F five types. The corrugated paper has the advantages of low cost, light weight, easy processing, high strength, excellent printing adaptability, convenient storage and transportation and the like, more than 80 percent of the corrugated paper can be recycled, the corrugated paper can be used for packaging food or digital products, and the corrugated paper is relatively environment-friendly and widely used.
Chinese patent with publication number CN204526341U discloses a high-strength environment-friendly corrugated board, which comprises an outer paperboard, a corrugated sandwich paperboard layer and an inner paperboard, wherein the sandwich paperboard layer is arranged between the outer paperboard and the inner paperboard, the outer paperboard comprises a waterproof layer, a reinforcing layer and a first base layer, the waterproof layer is kraft paper, the reinforcing layer is composed of warp single bodies and weft single bodies, the warp single bodies are bent to form warp single bodies in first arc bulges on the same straight line, the first arc bulges are distributed at intervals, the weft single bodies are bent to form weft single bodies in second arc bulges on the same straight line, the second arc bulges are distributed at intervals, the first arc bulges and the second arc bulges are interwoven to form lock catches, and each lock catch is embedded in the first base layer.
In the related art, when the corrugated cardboard is folded into a packing box and articles are transported, the articles in the cardboard box are easily burnt out when a fire occurs because the kraft paper has no fire resistance.
SUMMERY OF THE UTILITY MODEL
In order to improve the problem that corrugated container board burns out easily, this application provides an environmental protection corrugated paper for packing carton.
The application provides a pair of environmental protection corrugated paper for packing carton adopts following technical scheme:
the utility model provides an environmental protection corrugated paper for packing carton, includes outer regeneration paperboard layer and interior regeneration paperboard layer, be equipped with double-layered core paperboard layer between outer regeneration paperboard layer and the interior regeneration paperboard layer, one side that sandwich paperboard layer was kept away from on outer regeneration paperboard layer is equipped with first fire prevention paper layer, one side that sandwich paperboard layer was kept away from on interior regeneration paperboard layer is equipped with second fire prevention paper layer.
Through adopting above-mentioned technical scheme, when the outside conflagration that takes place of packing carton, utilize first fire prevention paper layer and second fire prevention paper layer to carry out dual prevention to the burning of flame to this possibility that article in can reducing the packing carton took place to burn out.
Preferably, the first fireproof paper layer and the second fireproof paper layer are both provided with a heat insulation layer at one side far away from the sandwich paperboard layer.
Through adopting above-mentioned technical scheme, when flame burns to the packing carton, utilize the insulating layer to block the heat of flame, be favorable to reducing the possibility that flame stretchs to the packing carton.
Preferably, one side of the heat insulation layer, which is far away from the sandwich paperboard layer, is provided with a hydrophobic layer.
By adopting the technical scheme, the hydrophobic layer is utilized, so that the possibility of damping materials in the packaging box is favorably reduced.
Preferably, the sandwich paperboard layer comprises a sandwich paper layer arranged between an outer regenerated paperboard layer and an inner regenerated paperboard layer, a first corrugated paper layer is arranged between the sandwich paper layer and the outer regenerated paperboard layer, and a second corrugated paper layer is arranged between the sandwich paper layer and the outer regenerated paperboard layer.
Through adopting above-mentioned technical scheme, utilize first corrugated paper layer and second corrugated paper layer, be favorable to increasing the intensity of corrugated paper.
Preferably, a plurality of supporting core rods are arranged on the opposite side walls of the inner regenerated paperboard layer and the sandwich paper layer, and the supporting core rods are positioned at the bending position of the first corrugated paper layer and are in contact with the first corrugated paper layer;
and a plurality of buffer core rods are arranged on the opposite side walls of the outer regenerated paperboard layer and the sandwich paper layer, and the buffer core rods are positioned at the bending part of the second corrugated paper layer and are in contact with the second corrugated paper layer.
Through adopting above-mentioned technical scheme, utilize support plug and buffering core rod to support first corrugated paper layer and second corrugated paper layer respectively, be favorable to increasing the compressive capacity of corrugated paper, increase the intensity of corrugated paper.
Preferably, the supporting core rod and the buffering core rod are both semi-cylindrical, and an adhesive layer is arranged on one side of the supporting core rod, which is far away from the first corrugated paper layer, and on one side of the buffering core rod, which is far away from the second corrugated paper layer.
By adopting the technical scheme, the bottom surface of the supporting core rod is respectively bonded with the inner regenerated paperboard layer and the sandwich paper layer by using the adhesive layer, and the bottom surface of the buffering core rod is respectively bonded with the outer regenerated paperboard layer and the sandwich paper layer by using the adhesive layer, so that the mounting stability of the supporting core rod and the buffering core rod is increased.
Preferably, through holes are formed in the end walls of the buffer core rod and the support core rod, and expansion type flame-retardant filling layers are filled in the through holes.
By adopting the technical scheme, when the flame delays to one side of the packaging box, and after the flame burns the buffering core rod or the supporting core rod, the expansion type flame-retardant filling layer has good heat insulation, oxygen isolation and smoke suppression performances, so that the flame can be favorably reduced from spreading into the packaging box, and the possibility of burning materials is reduced.
Preferably, the both sides of supporting the plug are equipped with the gasbag stick, go up gasbag stick and first corrugated paper layer's lateral wall contact, the both sides of buffering plug all are equipped with down the gasbag stick, gasbag stick and second corrugated paper layer contact down.
Through adopting above-mentioned technical scheme, when the corrugated paper received the impact, the gasbag stick took place to warp to inwards sunken to can cushion impact force, be favorable to the corrugated paper to receive the impact and take place cracked possibility.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the first fireproof paper layer and the second fireproof paper layer are used for double flame-retardant protection, so that the possibility of burning of articles in the packaging box is reduced;
2. the heat of the flame is blocked by the heat-insulating layer, so that the possibility of spreading the flame into the packaging box is reduced;
3. by utilizing the expansion type flame-retardant filling layer, the supporting force for the first corrugated paper layer and the second corrugated paper layer can be increased, the strength of the corrugated paper is improved, and the fireproof performance of the corrugated paper can be further improved.
Drawings
Fig. 1 is a schematic structural diagram of an environment-friendly corrugated paper for a packaging box according to an embodiment of the present application.
Description of reference numerals: 1. an outer regenerated paperboard layer; 2. an inner recycled paperboard layer; 3. a sandwich paperboard layer; 30. a sandwich paper layer; 31. a first corrugated paper layer; 32. a second corrugated paper layer; 33. supporting the core rod; 34. buffering the core rod; 35. an adhesive layer; 36. a through hole; 37. an intumescent, flame retardant filler layer; 38. an upper airbag rod; 39. a lower balloon rod; 4. a first fire-resistant paper layer; 5. a second fire-resistant paper layer; 6. a thermal insulation layer; 7. a hydrophobic layer.
Detailed Description
The embodiment of the application discloses environmental protection corrugated paper for packing carton.
Referring to fig. 1, the environment-friendly corrugated paper for the packaging box comprises a hydrophobic layer 7, a heat insulation layer 6, a first fireproof paper layer 4, an outer regenerated paperboard layer 1, a sandwich paperboard layer 3, an inner regenerated paperboard layer 2, a second fireproof paper layer 5, a heat insulation layer 6 and the hydrophobic layer 7 which are sequentially arranged; the hydrophobic layer 7 is formed by respectively coating an ultra-hydrophobic agent on two sides of the first fireproof paper layer 4 and the second fireproof paper layer 5 which are deviated from each other, wherein the ultra-hydrophobic agent is prepared by adopting a mixture of vinyl acetate-ethylene copolymer emulsion and acrylic resin as a main film forming substance, using a low-toxicity environment-friendly solvent ethyl acetate and filling fumed silica; the hydrophobic layer 7 is beneficial to reducing the possibility of damping of the corrugated paper.
Referring to fig. 1, the heat insulation layer 6 is made of heat insulation cotton, and the heat insulation cotton has the characteristics of high temperature resistance, difficult combustion, low heat conductivity coefficient and the like, so that the possibility of flame spreading into the packaging box can be reduced.
Referring to fig. 1, first fire prevention ply 4 and second fire prevention ply 5 are all made by the asbestos yarn, and the asbestos yarn has high temperature resistant, low and the high characteristics of ignition point of coefficient of heat conduction, and when the conflagration takes place, utilize first fire prevention ply 4 and second fire prevention ply 5, can play fire-retardant fire prevention's effect, can reduce the possibility that article in the packing carton take place to burn.
Referring to fig. 1, the sandwich paperboard layer 3 includes a sandwich paper layer 30 disposed between an outer regenerated paperboard layer 1 and an inner regenerated paperboard layer 2, a first corrugated paper layer 31 in a wave shape is disposed between the sandwich paper layer 30 and the outer regenerated paperboard layer 1, a plurality of support mandrels 33 in a semi-cylindrical shape are disposed on opposite sidewalls of the inner regenerated paperboard layer 2 and the sandwich paper layer 30, the support mandrels 33 are located at a bending position of the first corrugated paper layer 31, and the support mandrels 33 contact with the first corrugated paper layer 31.
Referring to fig. 1, a second corrugated paper layer 32 in a wave shape is arranged between a sandwich paper layer 30 and an outer regenerated paperboard layer 1, a plurality of semi-cylindrical buffer mandrels 34 are arranged on opposite side walls of the outer regenerated paperboard layer 1 and the sandwich paper layer 30, the buffer mandrels 34 are positioned at the bending positions of the second corrugated paper layer 32, and the buffer mandrels 34 are in contact with the second corrugated paper layer 32; the first corrugated paper layer 31 and the second corrugated paper layer 32 are utilized, so that the strength of the corrugated paper is increased; the bending part of the first corrugated paper layer 31 is supported by the supporting core rod 33, and the bending part of the second corrugated paper layer 32 is supported by the buffering core rod 34, so that the strength of corrugated paper is further improved.
Referring to fig. 1, through holes 36 are formed in the end walls of the buffer core rod 34 and the support core rod 33 along the axial direction of the buffer core rod and the support core rod, and an intumescent flame retardant filling layer 37 is filled in the through holes 36; the expansion type flame-retardant filling layer 37 is used for filling the through hole 36, so that the supporting force for the supporting core rod 33 and the buffering core rod 34 is increased, the expansion is generated when the combustion occurs, the possibility that flame spreads into the packaging box is reduced, and the fireproof performance of the corrugated paper is improved.
Referring to fig. 1, an adhesive layer 35 is disposed on both a side of the supporting mandrel 33 away from the bending position of the first corrugated paper layer 31 and a side of the buffering mandrel 34 away from the bending position of the second corrugated paper layer 32; the adhesive layer 35 is used for adhering the larger surfaces of the supporting core rod 33 and the buffering core rod 34 with the sandwich paper layer 30, so that the bonding firmness of the supporting core rod 33 and the buffering core rod 34 is improved.
Referring to fig. 1, upper air bag rods 38 are respectively arranged on opposite side walls of an outer regenerated paperboard layer 1 and a sandwich paper layer 30 and on two sides of a supporting core rod 33, the upper air bag rods 38 are in contact with the side wall of a first corrugated paper layer 31, lower air bag rods 39 are respectively arranged on opposite side walls of an inner regenerated paperboard layer 2 and the sandwich paper layer 30 and on two sides of a buffering core rod 34, the lower air bag rods 39 are in contact with a second corrugated paper layer 32, and air is slightly filled in the upper air bag rods 38 and the lower air bag rods 39; the upper air bag rod 38 is used for filling the gap between the first corrugated paper layer 31 and the supporting core rod 33, and the lower air bag rod 39 is used for filling the gap between the second corrugated paper layer 32 and the buffer core rod 34, so that the strength of the corrugated paper is improved; when the corrugated paper is impacted, the impact is buffered by the upper air bag rod 38 and the lower air bag rod 39, so that the possibility of the corrugated paper being cracked due to the impact is reduced.
The implementation principle of this application embodiment environmental protection corrugated paper for packing carton is: the first fireproof paper layer 4 and the second fireproof paper layer 5 are used for double flame retardance, and the possibility of burning of the objects of the packaging box is favorably reduced.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides an environmental protection corrugated paper for packing carton, includes outer regenerated paperboard layer (1) and interior regenerated paperboard layer (2), its characterized in that: a sandwich paperboard layer (3) is arranged between the outer regenerated paperboard layer (1) and the inner regenerated paperboard layer (2), a first fireproof paper layer (4) is arranged on one side, away from the sandwich paperboard layer (3), of the outer regenerated paperboard layer (1), and a second fireproof paper layer (5) is arranged on one side, away from the sandwich paperboard layer (3), of the inner regenerated paperboard layer (2).
2. The environment-friendly corrugated paper for packaging boxes according to claim 1, wherein: and heat-insulating layers (6) are arranged on the sides, away from the sandwich paperboard layer (3), of the first fireproof paper layer (4) and the second fireproof paper layer (5).
3. The environment-friendly corrugated paper for packaging boxes according to claim 2, wherein: and a hydrophobic layer (7) is arranged on one side of the heat insulation layer (6) far away from the sandwich paperboard layer (3).
4. The environment-friendly corrugated paper for packaging boxes according to claim 1, wherein: the sandwich paperboard layer (3) comprises a sandwich paper layer (30) arranged between an outer regenerated paperboard layer (1) and an inner regenerated paperboard layer (2), a first corrugated paper layer (31) is arranged between the sandwich paper layer (30) and the outer regenerated paperboard layer (1), and a second corrugated paper layer (32) is arranged between the sandwich paper layer (30) and the outer regenerated paperboard layer (1).
5. The environment-friendly corrugated paper for packaging boxes according to claim 4, wherein: a plurality of supporting core rods (33) are arranged on the opposite side walls of the inner regenerated paperboard layer (2) and the sandwich paper layer (30), and the supporting core rods (33) are positioned at the bending part of the first corrugated paper layer (31) and are in contact with the first corrugated paper layer (31);
and a plurality of buffer core rods (34) are arranged on the opposite side walls of the outer regenerated paperboard layer (1) and the sandwich paper layer (30), and the buffer core rods (34) are positioned at the bending part of the second corrugated paper layer (32) and are in contact with the second corrugated paper layer (32).
6. The environment-friendly corrugated paper for packaging boxes according to claim 5, wherein: the supporting core rod (33) and the buffering core rod (34) are both semi-cylindrical, and an adhesive layer (35) is arranged on one side, away from the first corrugated paper layer (31), of the supporting core rod (33) and on one side, away from the second corrugated paper layer (32), of the buffering core rod (34).
7. The environment-friendly corrugated paper for packaging boxes according to claim 5, wherein: through holes (36) are formed in the end walls of the buffer core rod (34) and the support core rod (33), and an expansion type flame-retardant filling layer (37) is filled in the through holes (36).
8. The environment-friendly corrugated paper for packaging boxes according to claim 5, wherein: the two sides of the supporting core rod (33) are provided with upper air bag rods (38), the upper air bag rods (38) are in contact with the side wall of the first corrugated paper layer (31), the two sides of the buffering core rod (34) are provided with lower air bag rods (39), and the lower air bag rods (39) are in contact with the second corrugated paper layer (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021821547.5U CN213227938U (en) | 2020-08-26 | 2020-08-26 | Environment-friendly corrugated paper for packaging box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021821547.5U CN213227938U (en) | 2020-08-26 | 2020-08-26 | Environment-friendly corrugated paper for packaging box |
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| Publication Number | Publication Date |
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| CN213227938U true CN213227938U (en) | 2021-05-18 |
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| CN202021821547.5U Expired - Fee Related CN213227938U (en) | 2020-08-26 | 2020-08-26 | Environment-friendly corrugated paper for packaging box |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113619246A (en) * | 2021-07-23 | 2021-11-09 | 温州富翔包装有限公司 | Corrugated paper board |
-
2020
- 2020-08-26 CN CN202021821547.5U patent/CN213227938U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113619246A (en) * | 2021-07-23 | 2021-11-09 | 温州富翔包装有限公司 | Corrugated paper board |
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Granted publication date: 20210518 |