CN219709945U - High resistant cowhide card paper that rolls over - Google Patents
High resistant cowhide card paper that rolls over Download PDFInfo
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- CN219709945U CN219709945U CN202321303182.0U CN202321303182U CN219709945U CN 219709945 U CN219709945 U CN 219709945U CN 202321303182 U CN202321303182 U CN 202321303182U CN 219709945 U CN219709945 U CN 219709945U
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- glue film
- kraft paper
- well glue
- scribbled
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- 239000010410 layer Substances 0.000 claims abstract description 260
- 239000002655 kraft paper Substances 0.000 claims abstract description 86
- 239000000835 fiber Substances 0.000 claims abstract description 67
- 239000012790 adhesive layer Substances 0.000 claims abstract description 45
- 239000000123 paper Substances 0.000 claims abstract description 36
- 229920001131 Pulp (paper) Polymers 0.000 claims abstract description 30
- 229920000742 Cotton Polymers 0.000 claims abstract description 20
- 239000011487 hemp Substances 0.000 claims abstract description 8
- 239000003292 glue Substances 0.000 claims description 61
- 239000003063 flame retardant Substances 0.000 claims description 33
- 230000000844 anti-bacterial effect Effects 0.000 claims description 19
- 238000007493 shaping process Methods 0.000 claims description 16
- 238000004513 sizing Methods 0.000 claims description 15
- 244000025254 Cannabis sativa Species 0.000 claims description 4
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 claims description 4
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 claims description 4
- 235000009120 camo Nutrition 0.000 claims description 4
- 235000005607 chanvre indien Nutrition 0.000 claims description 4
- 239000002344 surface layer Substances 0.000 claims 2
- 239000012792 core layer Substances 0.000 abstract description 10
- 230000002035 prolonged effect Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 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 description 20
- 239000011111 cardboard Substances 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 239000011087 paperboard Substances 0.000 description 6
- 238000000465 moulding Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000003973 paint Substances 0.000 description 3
- 229920000728 polyester Polymers 0.000 description 3
- 238000007639 printing Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229920002522 Wood fibre Polymers 0.000 description 2
- 230000003385 bacteriostatic effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000005562 fading Methods 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 230000007480 spreading Effects 0.000 description 2
- 239000002025 wood fiber Substances 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000010893 paper waste Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Laminated Bodies (AREA)
Abstract
The utility model discloses a high-folding-resistance kraft paper board which comprises a core layer, wherein a cotton-hemp fiber folding-resistance layer is arranged in the core layer, a middle adhesive layer is coated at the bottom of the cotton-hemp fiber folding-resistance layer, a first kraft paper layer is arranged at the bottom of the middle adhesive layer, a middle adhesive layer is coated at the bottom of the first kraft paper layer, a first high-strength wood pulp fiber layer is arranged at the bottom of the middle adhesive layer, a middle adhesive layer is coated at the bottom of the first high-strength wood pulp fiber layer, and a first short fiber layer is arranged at the bottom of the middle adhesive layer. According to the utility model, the sandwich layer is arranged, the cotton fibers can enable the paper to be difficult to break, the fibrilia is firm and tough, the paper is stiff and smooth, the first kraft paper layer, the second kraft paper layer and the cotton-fibrilia folding-resistant layer are combined, the first high-strength wood pulp fiber layer is combined with the first short fiber layer, the strength and toughness of the kraft paper are enhanced, the service life of the kraft paper is prolonged, and the problems that the kraft paper is easy to damage due to repeated folding in the use process and the folding resistance is required to be improved are solved.
Description
Technical Field
The utility model relates to the technical field of packaging, in particular to a high folding-resistant kraft paper.
Background
The cardboard is paper with weight of more than 120 g per square meter, is used for postcards, cards, picture books, lining paper and the like, has finer and smoother paper surface, is firm and wear-resistant, is also called cardboard paper, is mainly used for being adhered with corrugated paper cores to be made into corrugated paper boxes for packaging household appliances, daily necessities, cotton fabrics, cultural goods, external packages of Chinese and western patent medicines and the like, raw materials used for the kraft cardboard comprise sulfate wood pulp, waste hemp pulp, cotton stalk pulp, waste paper pulp, rice and wheat straw pulp and the like, and has certain compressive strength, toughness and tear resistance, and has flat paper surface, no pulp lump, knots and uneven appearance paper disease, so that the kraft paper has to be tough in texture, high in breaking resistance, ring compression strength and tearing resistance and higher water resistance.
Patent document CN208618197U discloses a fire-retardant, waterproof kraft paper, "including the kraft paper core, the surperficial polyester paint layer that coats all around of kraft paper core, the surperficial fire-retardant layer that coats in top of polyester paint layer, the surperficial fire-retardant layer that coats in bottom of polyester paint layer, the one side surface that keeps away from the kraft paper core on fire-retardant layer is provided with the water barrier, the inside of kraft paper core transversely is provided with first kraft paper strip, the inside of kraft paper core is provided with the second kraft paper strip corresponding with first kraft paper strip, the junction adhesion of first kraft paper strip and second kraft paper strip has the waterproof glue film. The flame-retardant waterproof kraft paper provided by the utility model has good flame-retardant and waterproof functions, and the strength, the bearing property and the compression resistance of the kraft paper are improved by enabling the internal structure of the kraft paper to be more compact, so that the application range of the kraft paper is widened, and a better application prospect is brought. The problem of kraft paper fire-retardant and waterproof has been solved to above-mentioned file, does not solve kraft paper and folds many times in the use and damage easily, need improve the problem of folding endurance.
Disclosure of Invention
The utility model aims to provide a high folding-resistant kraft paper to solve the technical problems that the kraft paper is easy to damage due to repeated folding in the use process and folding resistance is required to be improved.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high resistant cowhide card paper, includes the sandwich layer, the inside of sandwich layer is provided with cotton fibrilia and rolls over the layer, cotton fibrilia rolls over the bottom on layer and scribbles well glue film, the bottom of well glue film is provided with first cowhide card ply, the bottom of first cowhide card ply is scribbled well glue film, the bottom of well glue film is provided with first high strength wood pulp fiber layer, the bottom of first high strength wood pulp fiber layer is scribbled well glue film, the bottom of well glue film is provided with first short fiber layer.
Preferably, the bottom of the core layer is provided with a lower layer, and the top of the core layer is provided with an upper layer.
Preferably, the top of the cotton-flax fiber folding-resistant layer is coated with a middle adhesive layer, the top of the middle adhesive layer is provided with a second kraft paper layer, the top of the second kraft paper layer is coated with a middle adhesive layer, the top of the middle adhesive layer is provided with a second high-strength wood pulp fiber layer, the top of the second high-strength wood pulp fiber layer is coated with a middle adhesive layer, and the top of the middle adhesive layer is provided with a second short fiber layer.
Preferably, the bottom of first staple fiber layer is scribbled well glue film, the bottom of well glue film is provided with first fire-retardant layer, the bottom of first fire-retardant layer is scribbled well glue film, the bottom of well glue film is provided with first PE waterproof shaping layer, the bottom of first PE waterproof shaping layer is scribbled well glue film, the bottom of well glue film is provided with first wearing layer, the bottom of first wearing layer is scribbled well glue film, the bottom of well glue film is provided with first antibacterial layer, the bottom of first antibacterial layer is provided with first PVA surface sizing layer.
Preferably, the top of second staple fiber layer is scribbled well glue film, the top of well glue film is provided with the fire-retardant layer of second, the top of fire-retardant layer of second is scribbled well glue film, the top of well glue film is provided with the waterproof shaping layer of second PE, the top of the waterproof shaping layer of second PE is scribbled well glue film, the top of well glue film is provided with the second wearing layer, the top of second wearing layer is scribbled well glue film, the top of well glue film is provided with the second antibacterial layer, the top of second antibacterial layer is provided with the second PVA surface sizing layer.
Preferably, a first graduated scale is transversely arranged on the surface of the first PVA surface sizing layer.
Preferably, a second graduated scale is longitudinally arranged on the surface of the first PVA surface sizing layer.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the sandwich layer is arranged, the cotton-flax fiber folding-resistant layer is arranged in the sandwich layer, the cotton fibers can enable paper to be difficult to break, ink absorption is good, color fading is difficult to occur, the fibrilia is firm and tough, the paper is stiff and smooth, the paper cannot be fluffed, certain resistance to water, oil and some chemical substances is achieved, the first kraft paper layer, the second kraft paper layer and the cotton-flax fiber folding-resistant layer are combined, the paperboard strength is higher, the toughness is higher, the folding resistance is higher, the first high-strength wood pulp fiber layer and the first short fiber layer are tightly combined, the strength of the kraft paperboard can be enhanced, the service life of the kraft paperboard is effectively prolonged, the middle adhesive layer is adhered between every two layers, the stability of the kraft paperboard structure is ensured, and the arrangement of the sandwich layer can solve the problems that the kraft paperboard is easy to damage due to repeated folding in the use process and the folding resistance is required to be improved.
2. According to the utility model, the first PVA surface sizing layer is arranged, so that the wear-resistant, folding-resistant and tearing-resistant strength of the kraft paper can be improved, the glossiness, the smoothness and the printing adaptability can be improved, the first graduated scale and the second graduated scale on the first PVA surface sizing layer can be directly folded according to the use requirement or the data displayed by the graduated scale when the high folding-resistant kraft paper is used, the use is convenient and quick, and the use efficiency is improved.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic side view of the present utility model;
FIG. 3 is a schematic side view of a core layer according to the present utility model;
FIG. 4 is a schematic side view of the underlying layer of the present utility model;
fig. 5 is a schematic side view of the upper layer of the present utility model.
In the figure: 1. a cotton-flax fiber fold-resistant layer; 2. a middle glue layer; 3. a first kraft cardboard layer; 4. a first high strength wood pulp fiber layer; 5. a first staple fiber layer; 6. a first flame retardant layer; 7. a first PE waterproof molding layer; 8. a first wear layer; 9. a first bacteriostatic layer; 10. a first PVA surface sizing layer; 11. a second kraft cardboard layer; 12. a second high strength wood pulp fiber layer; 13. a second staple fiber layer; 14. a second flame retardant layer; 15. a second PE waterproof molding layer; 16. a second wear layer; 17. a second bacteriostatic layer; 18. a second PVA surface sizing layer; 19. a first scale; 20. a second scale; 21. a core layer; 22. an upper layer; 23. an underlying layer.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by one of ordinary skill in the art without inventive faculty, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1, 2, 3, 4 and 5, the present utility model provides an embodiment: the high folding-resistant kraft paper comprises a core layer 21, wherein a cotton fiber folding-resistant layer 1 is arranged in the core layer 21, cotton fibers can enable paper to be difficult to break, ink absorption is good, color fading is difficult to occur, the cotton fibers are firm and tough, the paper is stiff and smooth and cannot fluff, certain resistance to water, oil and some chemical substances is achieved, the bottom of the cotton fiber folding-resistant layer 1 is coated with a middle adhesive layer 2, the bottom of the middle adhesive layer 2 is provided with a first kraft paper layer 3, the middle adhesive layer 2 is tightly connected with the cotton fiber folding-resistant layer 1 and the first kraft paper layer 3, the stability of the cotton fiber folding-resistant layer 1 and the first kraft paper layer 3 is ensured, the combination of the first kraft paper layer 3 and the cotton fiber folding-resistant layer 1 can enable the paper to be higher in strength, stronger in toughness and higher in folding resistance, the bottom of the first kraft paper layer 3 is coated with the middle adhesive layer 2, the bottom of the middle adhesive layer 2 is provided with a first high-strength wood pulp fiber layer 4, the middle adhesive layer 2 is tightly connected with the first kraft paper layer 3 and the first high-strength wood pulp fiber layer 4, the stability of the first kraft paper layer 3 and the first high-strength wood pulp fiber layer 4 is ensured, the bottom of the first high-strength wood pulp fiber layer 4 is coated with the middle adhesive layer 2, the bottom of the middle adhesive layer 2 is provided with a first short fiber layer 5, the middle adhesive layer 2 is tightly connected with the first high-strength wood pulp fiber layer 4 and the first short fiber layer 5, the first high-strength wood pulp fiber layer 4 and the first short fiber layer 5 are tightly combined, the strength of kraft paper can be enhanced, the service life of the kraft paper is effectively prolonged, the middle adhesive layer 2 is arranged in the middle of each two layers, the stability of the structure is ensured, the bottom of the core layer 21 is provided with a lower layer 22, the top of the core layer 21 is provided with an upper layer 23.
The top of the cotton fiber folding endurance layer 1 is coated with the middle adhesive layer 2, the top of the middle adhesive layer 2 is provided with the second kraft card paper layer 11, the middle adhesive layer 2 is tightly connected with the cotton fiber folding endurance layer 1 and the second kraft card paper layer 11, the cotton fiber folding endurance layer 1 and the second kraft card paper layer 11 are ensured to be stable, the combination of the second kraft card paper layer 11 and the cotton fiber folding endurance layer 1 can enable the paperboard strength to be higher, the toughness is stronger, the folding endurance degree is higher, the top of the second kraft card paper layer 11 is coated with the middle adhesive layer 2, the top of the middle adhesive layer 2 is provided with the second high-strength wood pulp fiber layer 12, the middle adhesive layer 2 is tightly connected with the second kraft card paper layer 11 and the second high-strength wood pulp fiber layer 12, the second high-strength wood pulp fiber layer 12 is ensured to be stable, the top of the second high-strength wood pulp fiber layer 12 is coated with the second short fiber layer 13, the middle adhesive layer 2 is tightly connected with the second high-strength wood fiber layer 12 and the second short fiber layer 13, the service life of the second high-strength wood pulp fiber layer 13 is ensured, and the service life of the second high-strength wood pulp fiber layer 13 is prolonged, and the service life of the second high-strength wood fiber layer is prolonged.
The bottom of first staple fiber layer 5 scribbles well glue film 2, the bottom of well glue film 2 is provided with first flame retardant layer 6, well glue film 2 zonulae occludens first staple fiber layer 5 and first flame retardant layer 6, guarantee the stability of first staple fiber layer 5 and first flame retardant layer 6, first flame retardant layer 6 can prevent the fire to spread when this high resistant cowhide cardboard meets fire burning, the fire is on the carbonized of cowhide cardboard burning department, the flame is extinguished immediately, avoid dangerous accident to take place, the bottom of first flame retardant layer 6 scribbles well glue film 2, the bottom of well glue film 2 is provided with first PE waterproof shaping layer 7, well glue film 2 zonulae occludens first flame retardant layer 6 and first PE waterproof shaping layer 7, guarantee the stability of first flame retardant layer 6 and first PE waterproof shaping layer 7, first PE waterproof shaping layer 7 has waterproof, grease proofing characteristics, avoid cowhide cardboard water-soluble to influence use, the bottom of first PE waterproof shaping layer 7 scribbles well glue film 2, the bottom of well glue film 2 is provided with first wear-resisting layer 8, well glue film 2 is closely connected with first cardboard 7 and first wear-resisting layer 8, first wear-resisting layer 9 is guaranteed to wear-resisting layer 8, first layer 9 is advanced, first wear-resisting layer 9 is advanced, first wear-resisting layer is advanced, first layer 9 is provided with first wear-resisting layer is advanced, first layer is provided with first layer 9, and first wear-resisting layer is provided with first layer 9, and is provided with first wear-resisting layer, and is provided with first layer 9, 9 is provided with first layer 9, and 8 top layer is provided with first layer 9, and 8, 9 is 9 and has the wear-resistant layer and an effect Fold resistance, tear resistance, improvement glossiness, smoothness and printing adaptability, the surface of first PVA surface rubberizing layer 10 transversely is provided with first scale 19, the surface of first PVA surface rubberizing layer 10 vertically is provided with second scale 20, and first scale 19 and second scale 20 on the first PVA surface rubberizing layer 10 can be when using this high resistant cowhide card paper of rolling over, according to the data that use needs measurement length or show according to the scale directly fold, convenient to use is swift, improves availability factor.
The top of the second short fiber layer 13 is coated with a middle adhesive layer 2, the top of the middle adhesive layer 2 is provided with a second flame retardant layer 14, the middle adhesive layer 2 is tightly connected with the second short fiber layer 13 and the second flame retardant layer 14, the stability of the second short fiber layer 13 and the second flame retardant layer 14 is ensured, the second flame retardant layer 14 can prevent fire spreading when the high folding-resistant kraft paper burns on fire, the burning place of the kraft paper is carbonized, the flame is extinguished immediately, dangerous accidents are avoided, the top of the second flame retardant layer 14 is coated with the middle adhesive layer 2, the top of the middle adhesive layer 2 is provided with a second PE waterproof forming layer 15, the middle adhesive layer 2 is tightly connected with the second flame retardant layer 14 and the second PE waterproof forming layer 15, the stability of the second flame retardant layer 14 and the second PE waterproof forming layer 15 is ensured, the second PE waterproof forming layer 15 has waterproof and oil-proof characteristics, and the influence of the water dissolution of the kraft paper is avoided, the top of second PE waterproof shaping layer 15 scribbles well glue film 2, the top of well glue film 2 is provided with second wearing layer 16, well glue film 2 zonulae occludens second PE waterproof shaping layer 15 and second wearing layer 16, guarantee the stability of second PE waterproof shaping layer 15 and second wearing layer 16, the wearing effect of cow hide card paper is increased to second wearing layer 16, prolongs the life of cow hide card paper, the top of second wearing layer 16 scribbles well glue film 2, the top of well glue film 2 is provided with second antibacterial layer 17, well glue film 2 zonulae occludens second wearing layer 16 and second antibacterial layer 17, guarantees the stability of second wearing layer 16 and second antibacterial layer 17, and second antibacterial layer 17 increases the antibacterial effect of cow hide card paper, improves the antibacterial property of cow hide card paper, the top of second antibacterial layer 17 is provided with second PVA surface adhesive layer 18, and second PVA surface adhesive layer 18 can improve the wearing resistance of cow hide card paper, the wear-resisting of cow hide card paper, fold resistance, tear resistance, and improved gloss, smoothness, and print compatibility.
Working principle: when the high folding-resistant kraft paper is used, cotton fibers in the cotton-hemp fiber folding-resistant layer 1 can lead paper to be difficult to break, ink absorption is good, color is difficult to fade, the hemp fibers are firm and tough, the paper is stiff and smooth, the paper cannot be fluffed, certain resistance to water, oil and some chemical substances is achieved, the combination of the first kraft paper layer 3, the second kraft paper layer 11 and the cotton-hemp fiber folding-resistant layer 1 can lead the paper to have higher strength, stronger toughness and higher folding resistance, the middle adhesive layer 2 is arranged between every two layers to bond, the structural stability is ensured, the first high-strength wood pulp fiber layer 4 and the first short fiber layer 5 are tightly combined, the second high-strength wood pulp fiber layer 12 and the second short fiber layer 13 are tightly combined, the strength of the kraft paper can be enhanced, the service life of the kraft paper can be effectively prolonged, the first flame-retardant layer 6 and the second flame-retardant layer 14 can prevent the fire of the kraft paper from spreading when the high folding-resistant kraft paper burns, the burning place of the kraft paper is carbonized, flame is extinguished immediately, dangerous accidents are avoided, the first PE waterproof molding layer 7 and the second PE waterproof molding layer 15 have waterproof and oil-proof characteristics, the situation that the kraft paper is dissolved in water to affect the use is avoided, the first wear-resistant layer 8 and the second wear-resistant layer 16 increase the wear-resistant effect of the kraft paper, the service life of the kraft paper is prolonged, the first antibacterial layer 9 and the second antibacterial layer 17 increase the antibacterial effect of the kraft paper, the antibacterial property of the kraft paper is improved, the first PVA surface sizing layer 10 and the second PVA surface sizing layer 18 can improve the wear resistance, folding resistance and tearing resistance of the kraft paper, the glossiness, smoothness and printing adaptability are improved, the first graduated scale 19 and the second graduated scale 20 on the first PVA surface sizing layer 10 can be used when the high folding resistance kraft paper is used, the length is measured according to the use requirement or the data according to the display of the graduated scale is directly folded, the use is convenient and quick, and the use efficiency is improved.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (7)
1. The utility model provides a high resistant cowhide card paper that rolls over, includes sandwich layer (21), its characterized in that: the inside of sandwich layer (21) is provided with cotton and hemp fiber resistant layer (1), the bottom of cotton and hemp fiber resistant layer (1) is scribbled in glue film (2), the bottom of well glue film (2) is provided with first kraft paper layer (3), the bottom of first kraft paper layer (3) is scribbled in glue film (2), the bottom of well glue film (2) is provided with first high strength wood pulp fiber layer (4), the bottom of first high strength wood pulp fiber layer (4) is scribbled in glue film (2), the bottom of well glue film (2) is provided with first short fiber layer (5).
2. The high flex kraft liner board according to claim 1, wherein: the bottom of sandwich layer (21) is provided with lower surface layer (22), the top of sandwich layer (21) is provided with upper surface layer (23).
3. The high flex kraft liner board according to claim 1, wherein: the cotton-flax fiber folding-resistant layer is characterized in that the top of the cotton-flax fiber folding-resistant layer (1) is coated with a middle adhesive layer (2), the top of the middle adhesive layer (2) is provided with a second kraft paper layer (11), the top of the second kraft paper layer (11) is coated with the middle adhesive layer (2), the top of the middle adhesive layer (2) is provided with a second high-strength wood pulp fiber layer (12), the top of the second high-strength wood pulp fiber layer (12) is coated with the middle adhesive layer (2), and the top of the middle adhesive layer (2) is provided with a second short fiber layer (13).
4. The high flex kraft liner board according to claim 1, wherein: the bottom of first staple fiber layer (5) is scribbled well glue film (2), the bottom of well glue film (2) is provided with first fire-retardant layer (6), the bottom of first fire-retardant layer (6) is scribbled well glue film (2), the bottom of well glue film (2) is provided with waterproof shaping layer (7) of first PE, the bottom of waterproof shaping layer (7) of first PE is scribbled well glue film (2), the bottom of well glue film (2) is provided with first wearing layer (8), the bottom of first wearing layer (8) is scribbled well glue film (2), the bottom of well glue film (2) is provided with first antibacterial layer (9), the bottom of first antibacterial layer (9) is provided with first PVA surface sizing layer (10).
5. A high flex kraft liner board according to claim 3, wherein: the top of second staple fiber layer (13) is scribbled well glue film (2), the top of well glue film (2) is provided with second fire-retardant layer (14), the top of second fire-retardant layer (14) is scribbled well glue film (2), the top of well glue film (2) is provided with waterproof shaping layer of second PE (15), the top of waterproof shaping layer of second PE (15) is scribbled well glue film (2), the top of well glue film (2) is provided with second wearing layer (16), the top of second wearing layer (16) is scribbled well glue film (2), the top of well glue film (2) is provided with second antibacterial layer (17), the top of second antibacterial layer (17) is provided with second PVA surface sizing layer (18).
6. The high flex kraft liner board according to claim 4, wherein: the surface of the first PVA surface sizing layer (10) is transversely provided with a first graduated scale (19).
7. The high flex kraft liner board according to claim 4, wherein: the surface of the first PVA surface sizing layer (10) is longitudinally provided with a second graduated scale (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321303182.0U CN219709945U (en) | 2023-05-26 | 2023-05-26 | High resistant cowhide card paper that rolls over |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321303182.0U CN219709945U (en) | 2023-05-26 | 2023-05-26 | High resistant cowhide card paper that rolls over |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219709945U true CN219709945U (en) | 2023-09-19 |
Family
ID=88004909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321303182.0U Active CN219709945U (en) | 2023-05-26 | 2023-05-26 | High resistant cowhide card paper that rolls over |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219709945U (en) |
-
2023
- 2023-05-26 CN CN202321303182.0U patent/CN219709945U/en active Active
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