CN114348405A - High-temperature-resistant flame-retardant packaging carton and preparation method thereof - Google Patents
High-temperature-resistant flame-retardant packaging carton and preparation method thereof Download PDFInfo
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- CN114348405A CN114348405A CN202111643600.6A CN202111643600A CN114348405A CN 114348405 A CN114348405 A CN 114348405A CN 202111643600 A CN202111643600 A CN 202111643600A CN 114348405 A CN114348405 A CN 114348405A
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- 239000003063 flame retardant Substances 0.000 title claims abstract description 34
- 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 title claims abstract description 32
- 238000004806 packaging method and process Methods 0.000 title claims abstract description 25
- 238000002360 preparation method Methods 0.000 title claims description 10
- 229910052602 gypsum Inorganic materials 0.000 claims abstract description 58
- 239000010440 gypsum Substances 0.000 claims abstract description 58
- 239000011248 coating agent Substances 0.000 claims abstract description 12
- 238000000576 coating method Methods 0.000 claims abstract description 12
- -1 polyethylene Polymers 0.000 claims abstract description 11
- 239000004698 Polyethylene Substances 0.000 claims abstract description 4
- 229920000573 polyethylene Polymers 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims abstract description 3
- 229920005610 lignin Polymers 0.000 claims description 45
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 15
- 238000002156 mixing Methods 0.000 claims description 15
- 239000011120 plywood Substances 0.000 claims description 11
- 229920001577 copolymer Polymers 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 10
- 125000002347 octyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 10
- 239000000843 powder Substances 0.000 claims description 10
- 230000008569 process Effects 0.000 claims description 10
- 239000002994 raw material Substances 0.000 claims description 10
- 239000002002 slurry Substances 0.000 claims description 10
- 238000003756 stirring Methods 0.000 claims description 10
- 230000009970 fire resistant effect Effects 0.000 claims description 9
- 238000007747 plating Methods 0.000 claims description 8
- 235000013162 Cocos nucifera Nutrition 0.000 claims description 5
- 244000060011 Cocos nucifera Species 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 5
- 238000010894 electron beam technology Methods 0.000 claims description 5
- 239000000835 fiber Substances 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 5
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims description 5
- 239000000347 magnesium hydroxide Substances 0.000 claims description 5
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims description 5
- 238000005507 spraying Methods 0.000 claims description 5
- 238000005406 washing Methods 0.000 claims description 5
- 229920000297 Rayon Polymers 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims 2
- 239000010409 thin film Substances 0.000 abstract description 2
- 239000010408 film Substances 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 6
- 230000006872 improvement Effects 0.000 description 6
- 238000012856 packing Methods 0.000 description 5
- 238000005034 decoration Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The invention discloses a high-temperature-resistant flame-retardant packaging carton which comprises a carton board, wherein the carton is formed by folding the carton board, the carton board comprises an outer layer board and an inner layer board, a plurality of uniformly arranged connecting components and springs are fixed between the outer layer board and the inner layer board and are used for connecting the outer layer board and the inner layer board, the outer layer board comprises a thin layer, a decorative layer is fixedly bonded on the inner wall of the thin layer, the thin layer is a transparent thin film formed by stretching polyethylene materials, the inner layer board comprises a flame-retardant coating, the inner wall of the flame-retardant coating is fixedly connected with an inner liner layer, and the flame-retardant coating is a gypsum board made of modified gypsum. The invention can reduce the heat transfer from the outer plate to the inner plate, and plays a role in isolating the heat.
Description
Technical Field
The invention relates to the technical field of packaging cartons, in particular to a high-temperature-resistant flame-retardant packaging carton and a preparation method thereof.
Background
The application of the paper box in the field of packaging is very extensive, and the paper box is convenient and light, has low cost, is convenient to load, unload and transport, and can be repeatedly used.
Its holistic high temperature resistant flame retardant efficiency of packing carton is relatively poor, leads to when meetting high temperature, and the condition of burning easily appears in packing carton to damage its inside package, cause the unnecessary loss, consequently need one kind can high temperature resistant packing carton.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a high-temperature-resistant flame-retardant packaging carton.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a high temperature resistant fire-retardant type packing carton and preparation method thereof, includes the carton board, the carton is formed by the folding carton board, the carton board includes outer plywood and inner plating, be fixed with a plurality of coupling assembling and the spring that evenly set up between outer plywood and the inner plating for connect outer plywood and inner plating, outer plywood includes the thin layer, the fixed bonding of thin layer inner wall has the decorative layer, the thin layer is the tensile transparent film that forms of polyethylene material, the inner plating includes the flame retardant coating, flame retardant coating inner wall fixedly connected with inner bag layer, the gypsum board that the flame retardant coating was made for modified gypsum.
As a further improvement of the scheme, the modified gypsum comprises the following components in parts by weight: 40-80 parts of gypsum powder; 10-20 parts of lignin; 5-8 parts of modified lignin; 0.4-0.6 part of acrylic acid-hydroxypropyl acrylate copolymer; 0.05-0.06 part of dimethiconol; 0.05-0.06 part of octyl polymethylsiloxane.
As a further improvement of the scheme, 5-8 parts of modified lignin are prepared by the following process: mixing and stirring 10-20 parts by weight of magnesium hydroxide, 5-10 parts by weight of natural coconut fiber and 30-40 parts by weight of 0.5-1 mol/L sodium hydroxide solution for 10min, standing for 60-80, and treating 10-20 parts by weight of lignin with electron beams, wherein the treatment parameters are as follows: the irradiation dose rate is 5-8 kGy/h, the irradiation dose is 100-200 kGy/h, the irradiation time is 10-h, irradiated lignin is obtained, the ultrasonic fraction is continued for 1-2 h, the ultrasonic temperature is 50-60 ℃, and the modified lignin is obtained by filtering, washing and drying.
As a further improvement of the scheme, the modified gypsum is prepared by adopting the following process:
1) preparing 40-80 parts of the following components in parts by weight of gypsum powder; 10-20 parts of lignin; 5-8 parts of modified lignin; 0.4-0.6 part of acrylic acid-hydroxypropyl acrylate copolymer; 0.05-0.06 part of dimethiconol; 0.05-0.06 part of octyl polymethylsiloxane;
2) mixing the measured raw materials, and simultaneously stirring and mixing the raw materials in a stirrer to prepare mixed gypsum slurry;
3) and (5) spraying the gypsum slurry from the mixer to obtain the gypsum board for the carton.
As a further improvement of the scheme, the connecting assembly comprises a first connecting strip and a second connecting strip, and the first connecting strip and the second connecting strip are fixedly connected through a viscose block.
As a further improvement of the scheme, the decorative layer and the fire-resistant layer are respectively and fixedly connected with two ends of the spring, the inner wall of the decorative layer is fixedly connected with the first connecting strip, and the outer wall of the fire-resistant layer is fixedly connected with the second connecting strip.
The invention has the following beneficial effects:
1. compared with the prior art, the high-temperature-resistant flame-retardant packaging carton is provided with the outer layer plate and the inner layer plate, the outer layer plate and the inner layer plate are connected through the connecting assembly and the spring, when the packaging carton is at a high temperature, the connecting assembly is fused, a certain distance is formed between the outer layer plate and the inner layer plate, heat can be reduced from being transferred to the inner layer plate from the outer layer plate, and the effect of isolating heat is achieved;
2. compared with the prior art, the fire-resistant layer of the invention is a gypsum board made of modified gypsum, and compared with the lignin of the gypsum board in the prior art, the main functions of the gypsum board are as follows: lignin belongs to a polar macromolecular surfactant, provides a polar environment in reaction, contains a large number of hindered phenol structures in lignin molecules, can stabilize free radicals, and has heat resistance in the combustion and heating process.
3. Compared with the prior art, this fire-retardant type of nai high temperature packaging carton sets up the thin layer, and the thin layer can completely cut off moisture, prevents that the flame retardant coating of inside from being softened and the carton is softened, and the thin layer can protect the decorative layer not contaminated.
Drawings
FIG. 1 is an external view of a high temperature resistant and flame retardant packaging carton according to the present invention;
FIG. 2 is a schematic structural view of a carton board of a high temperature resistant and flame retardant packaging carton according to the present invention;
FIG. 3 is a schematic structural view of an outer plate of a high temperature resistant and flame retardant packaging carton according to the present invention;
FIG. 4 is a schematic view of the structure of the inner plate of the high temperature resistant and flame retardant packaging carton according to the present invention;
FIG. 5 is a schematic view of a connecting assembly of a high temperature resistant and flame retardant packaging carton according to the present invention;
fig. 6 is an expanded view of the high temperature resistant and flame retardant packaging carton according to the present invention.
Illustration of the drawings:
1. carton board; 11. an outer plate; 111. a thin film layer; 112. a decorative layer; 12. an inner layer board; 121. a refractory layer; 122. an inner container layer; 13. a connecting assembly; 131. a first connecting bar; 132. a second connecting strip; 133. a viscose block; 14. a spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 and 6, the high temperature resistant and flame retardant packaging carton provided by the invention comprises a carton board 1, the carton is formed by folding the carton board 1, the carton board 1 comprises an outer board 11 and an inner board 12, and a plurality of uniformly arranged connecting components 13 and springs 14 are fixed between the outer board 11 and the inner board 12 and are used for connecting the outer board 11 and the inner board 12.
Referring to fig. 2, the outer layer plate 11 includes a film layer 111, and a decorative layer 112 is fixedly adhered to an inner wall of the film layer 111. The film layer 111 is a transparent film formed by stretching polyethylene, the film layer 111 can isolate moisture, the inner flame retardant coating 121 is prevented from being softened, and the film layer 111 can protect the decorative layer 112 from being polluted.
Referring to fig. 3, the inner plate 12 includes a refractory layer 121, and an inner container layer 122 is fixedly attached to an inner wall of the refractory layer 121.
The flame retardant coating 121 is a gypsum board made of gypsum, which can insulate flame and has good high temperature resistance.
Referring to fig. 4, the connecting assembly 13 includes a first connecting bar 131 and a second connecting bar 132, and the first connecting bar 131 and the second connecting bar 132 are fixedly connected by an adhesive block 133. The decoration layer 112 and the fire-resistant layer 121 are respectively fixedly connected with two ends of the spring 14, the inner wall of the decoration layer 112 is fixedly connected with the first connecting strip 131, and the outer wall of the fire-resistant layer 121 is fixedly connected with the second connecting strip 132.
The working principle is as follows: when the packing carton is in the high temperature condition, viscose piece 133 is heated and melts in coupling assembling 13 for being bounced off by spring 14 elasticity between inner plate 12 and the outer plywood 11, forming certain distance between the two, can reducing the heat and transmit to inner plate 12 from outer plywood 11, after outer plywood 11 is destroyed by the burning, flame can be isolated to flame 121 on the inner plate 12, and has high temperature resistant effect, and article do not receive the damage in the protection carton.
The fire-resistant layer of the carton is modified gypsum, and the specific preparation method of the modified gypsum refers to the following preparation
Example 1
The modified gypsum comprises the following components in parts by weight: 40 parts of gypsum powder; 10 parts of lignin; 5 parts of modified lignin; 0.4 part of acrylic acid-hydroxypropyl acrylate copolymer; 0.05 part of dimethiconol; octyl methicone 0.05 part.
The modified lignin is prepared by adopting the following process: mixing and stirring 10 parts of magnesium hydroxide, 5 parts of natural coconut fiber and 30 parts of sodium hydroxide solution with the concentration of 0.5-1 mol/L for 10min, standing for 60-80, and treating 10 parts of lignin by electron beams, wherein the treatment parameters are as follows: the irradiation dose rate is 5-8 kGy/h, the irradiation dose is 100-200 kGy/h, the irradiation time is 10-h, irradiated lignin is obtained, the ultrasonic fraction is continued for 1-2 h, the ultrasonic temperature is 50-60 ℃, and the modified lignin is obtained by filtering, washing and drying.
The modified gypsum is prepared by the following process:
1) preparing 40 parts of the following component gypsum powder; 10 parts of lignin; 5 parts of modified lignin; 0.4 part of acrylic acid-hydroxypropyl acrylate copolymer; 0.05 part of dimethiconol; 0.05 part of octyl polymethylsiloxane;
2) mixing the measured raw materials, and simultaneously stirring and mixing the raw materials in a stirrer to prepare mixed gypsum slurry;
3) and (5) spraying the gypsum slurry from the mixer to obtain the gypsum board for the carton.
Example 2
The modified gypsum comprises the following components in parts by weight: 56 parts of gypsum powder; 13 parts of lignin; 6 parts of modified lignin; 0.5 part of acrylic acid-hydroxypropyl acrylate copolymer; 0.06 part of dimethiconol; octyl methicone 0.06 parts.
5-8 parts of modified lignin are prepared by the following process: mixing and stirring 10-20 parts by weight of magnesium hydroxide, 5-10 parts by weight of natural coconut fiber and 30-40 parts by weight of 0.5-1 mol/L sodium hydroxide solution for 10min, standing for 60-80, and treating 10-20 parts by weight of lignin with electron beams, wherein the treatment parameters are as follows: the irradiation dose rate is 5-8 kGy/h, the irradiation dose is 100-200 kGy/h, the irradiation time is 10-h, irradiated lignin is obtained, the ultrasonic fraction is continued for 1-2 h, the ultrasonic temperature is 50-60 ℃, and the modified lignin is obtained by filtering, washing and drying.
The modified gypsum is prepared by the following process:
1) preparing 56 parts of gypsum powder serving as the following components in parts by weight; 13 parts of lignin; 6 parts of modified lignin; 0.5 part of acrylic acid-hydroxypropyl acrylate copolymer; 0.06 part of dimethiconol; 0.06 part of octyl polymethylsiloxane;
2) mixing the measured raw materials, and simultaneously stirring and mixing the raw materials in a stirrer to prepare mixed gypsum slurry;
3) and (5) spraying the gypsum slurry from the mixer to obtain the gypsum board for the carton.
Example 3
The modified gypsum comprises the following components in parts by weight: 80 parts of gypsum powder; 20 parts of lignin; 8 parts of modified lignin; 0.6 part of acrylic acid-hydroxypropyl acrylate copolymer; 0.06 part of dimethiconol; octyl methicone 0.06 parts.
The modified lignin is prepared by adopting the following process: mixing and stirring 20 parts of magnesium hydroxide, 10 parts of natural coconut fiber and 40 parts of sodium hydroxide solution with the concentration of 0.5-1 mol/L for 10min, standing for 60-80, and treating 20 parts of lignin by electron beams, wherein the treatment parameters are as follows: the irradiation dose rate is 5-8 kGy/h, the irradiation dose is 100-200 kGy/h, the irradiation time is 10-h, irradiated lignin is obtained, the ultrasonic fraction is continued for 1-2 h, the ultrasonic temperature is 50-60 ℃, and the modified lignin is obtained by filtering, washing and drying.
The modified gypsum is prepared by the following process:
1) preparing 80 parts of the following components, namely gypsum powder; 20 parts of lignin; 8 parts of modified lignin; 0.6 part of acrylic acid-hydroxypropyl acrylate copolymer; 0.06 part of dimethiconol; 0.06 part of octyl polymethylsiloxane;
2) mixing the measured raw materials, and simultaneously stirring and mixing the raw materials in a stirrer to prepare mixed gypsum slurry;
3) and (5) spraying the gypsum slurry from the mixer to obtain the gypsum board for the carton.
Comparative example 1
Comparative example 1 differs from example 2 in that: contains no modified lignin
Dry strength: reference GB/T9775-2008 standard
Wet strength: after being soaked for 2 hours according to the standard water absorption sample of GB/T9775-2008, the wet strength test is carried out
The dry strength test results of the gypsum board for the carton manufactured in example 1 are as follows: machine direction 820N, cross direction 420N; the wet strength test results are: longitudinal direction 354N, and transverse direction 256N.
The dry strength test results of the gypsum board for the carton manufactured in example 2 are as follows: machine direction 760N, cross machine direction 412N; the wet strength test results are: longitudinal 296N and transverse 246N.
The dry strength test results of the gypsum board for the carton manufactured in example 3 are as follows: longitudinal 794N, transverse 406N; the wet strength test results are: a longitudinal direction 420N and a transverse direction 239N.
The dry strength test results of the gypsum board for cartons prepared in comparative example 1 were: machine direction 522N, cross direction 215N; the wet strength test results are: longitudinal direction 230N, and transverse direction 142N.
And the smoke generation of the gypsum boards prepared in example 2 and comparative example 1 is smaller than that of the gypsum boards prepared in comparative example 1 and example 2. Can know from the foregoing, the addition of modified lignin can make the dry strength and the wet strength of gypsum board for the carton have obvious improvement, and the cigarette volume of producing of gypsum board is less moreover, and comparison comparative example 1 fire behaviour has obvious promotion.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. A high-temperature resistant flame-retardant packaging carton and a preparation method thereof, and is characterized in that,
including carton board (1), its characterized in that: the carton is formed by folding carton board (1), carton board (1) includes outer plywood (11) and inner plating (12), be fixed with coupling assembling (13) and spring (14) of a plurality of even settings between outer plywood (11) and inner plating (12) for connect outer plywood (11) and inner plating (12), outer plywood (11) include thin layer (111), thin layer (111) inner wall fixed bonding has decorative layer (112), thin layer (111) are the tensile transparent film that forms of polyethylene material, inner plating (12) include flame retardant coating (121), flame retardant coating (121) inner wall fixedly connected with inner bag layer (122), gypsum board that flame retardant coating (121) were made for modified gypsum.
2. The high temperature and flame retardant packaging carton and the preparation method thereof according to claim 1, wherein the fire-resistant layer is modified gypsum, and the modified gypsum comprises the following components in parts by weight: 40-80 parts of gypsum powder; 10-20 parts of lignin; 5-8 parts of modified lignin; 0.4-0.6 part of acrylic acid-hydroxypropyl acrylate copolymer; 0.05-0.06 part of dimethiconol; 0.05-0.06 part of octyl polymethylsiloxane.
3. The high-temperature-resistant and flame-retardant packaging carton and the preparation method thereof according to claim 1, wherein 5-8 parts of modified lignin is prepared by the following process: mixing and stirring 10-20 parts by weight of magnesium hydroxide, 5-10 parts by weight of natural coconut fiber and 30-40 parts by weight of 0.5-1 mol/L sodium hydroxide solution for 10min, standing for 60-80, and treating 10-20 parts by weight of lignin with electron beams, wherein the treatment parameters are as follows: the irradiation dose rate is 5-8 kGy/h, the irradiation dose is 100-200 kGy/h, the irradiation time is 10h, irradiated lignin is obtained, the ultrasonic fraction is continued for 1-2 h, the ultrasonic temperature is 50-60 ℃, and the modified lignin is obtained by filtering, washing and drying.
4. The high temperature and flame retardant packaging carton and the preparation method thereof as claimed in claim 2, wherein the modified gypsum is prepared by the following process:
1) preparing 40-80 parts of the following components in parts by weight of gypsum powder; 10-20 parts of lignin; 5-8 parts of modified lignin; 0.4-0.6 part of acrylic acid-hydroxypropyl acrylate copolymer; 0.05-0.06 part of dimethiconol; 0.05-0.06 part of octyl polymethylsiloxane;
2) mixing the measured raw materials, and simultaneously stirring and mixing the raw materials in a stirrer to prepare mixed gypsum slurry;
3) and (5) spraying the gypsum slurry from the mixer to obtain the gypsum board for the carton.
5. The high temperature resistant and flame retardant packaging carton and the manufacturing method thereof according to claim 1, wherein the packaging carton comprises: the connecting assembly (13) comprises a first connecting strip (131) and a second connecting strip (132), and the first connecting strip (131) and the second connecting strip (132) are fixedly connected through a viscose block (133).
6. The high temperature resistant and flame retardant packaging carton and the manufacturing method thereof according to claim 1, wherein the packaging carton comprises: the decorative layer (112) and the fire-resistant layer (121) are fixedly connected with two ends of the spring (14) respectively, the inner wall of the decorative layer (112) is fixedly connected with the first connecting strip (131), and the outer wall of the fire-resistant layer (121) is fixedly connected with the second connecting strip (132).
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| CN208360471U (en) * | 2018-05-15 | 2019-01-11 | 南通理工学院 | Fireproof ventilating duct for ship |
| CN209336224U (en) * | 2018-10-11 | 2019-09-03 | 浙江高度环保科技有限公司 | A kind of corrugated board |
| CN111605263A (en) * | 2019-06-21 | 2020-09-01 | 中建材创新科技研究院有限公司 | High-strength fire-resistant paper-surface gypsum board and preparation method thereof |
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| CN111170708A (en) * | 2020-02-14 | 2020-05-19 | 杰森石膏板（嘉兴）有限公司 | Water-resistant and fireproof gypsum-based flame-retardant board and preparation method thereof |
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Application publication date: 20220415 |