CN112046119A - Dampproofing carton that disinfects of double-deck corrugated paper of fruit vegetables transportation - Google Patents
Dampproofing carton that disinfects of double-deck corrugated paper of fruit vegetables transportation Download PDFInfo
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- CN112046119A CN112046119A CN202010960338.7A CN202010960338A CN112046119A CN 112046119 A CN112046119 A CN 112046119A CN 202010960338 A CN202010960338 A CN 202010960338A CN 112046119 A CN112046119 A CN 112046119A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
- B65D85/30—Containers, packaging elements or packages, specially adapted for particular articles or materials for articles particularly sensitive to damage by shock or pressure
- B65D85/34—Containers, packaging elements or packages, specially adapted for particular articles or materials for articles particularly sensitive to damage by shock or pressure for fruit, e.g. apples, oranges or tomatoes
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N33/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic nitrogen compounds
- A01N33/02—Amines; Quaternary ammonium compounds
- A01N33/12—Quaternary ammonium compounds
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
- A01N37/10—Aromatic or araliphatic carboxylic acids, or thio analogues thereof; Derivatives thereof
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
- A01N43/40—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom six-membered rings
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
- A01N59/14—Boron; Compounds thereof
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- 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
- B32B29/002—Layered products comprising a layer of paper or cardboard as the main or only constituent of a layer, which is next to another layer of the same or of a different material
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- 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
- B32B29/08—Corrugated paper or cardboard
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D65/00—Wrappers or flexible covers; Packaging materials of special type or form
- B65D65/38—Packaging materials of special type or form
- B65D65/40—Applications of laminates for particular packaging purposes
- B65D65/403—Applications of laminates for particular packaging purposes with at least one corrugated layer
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- 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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/714—Inert, i.e. inert to chemical degradation, corrosion
- B32B2307/7145—Rot proof, resistant to bacteria, mildew, mould, fungi
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- 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
- B32B2439/00—Containers; Receptacles
- B32B2439/70—Food packaging
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/90—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in food processing or handling, e.g. food conservation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
- Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Agronomy & Crop Science (AREA)
- General Health & Medical Sciences (AREA)
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Abstract
The invention relates to the technical field of corrugated paper, and discloses a double-layer corrugated paper damp-proof sterilization carton for fruit and vegetable transportation, which comprises a panel layer, and the manufacturing process comprises the following steps: s1, processing a panel layer, a core plate layer, a bottom plate layer, an outer corrugated layer and an inner corrugated layer; s2, bonding the panel layer, the core plate layer, the bottom plate layer, the outer corrugated layer and the inner corrugated layer; and S3, respectively coating a waterproof agent and a bactericide on the lower surface of the bottom plate layer. The bactericide comprises borax, starch, silicone, polyacrylate, quaternary ammonium salt of pyridine, benzoic acid, dimethyl fumarate and industrial alcohol, so that the sterilizing effect of the carton can be greatly improved, the growth of bacteria is inhibited, and the storage time of fruits and vegetables is prolonged.
Description
Technical Field
The invention relates to the technical field of corrugated paper, in particular to a double-layer corrugated paper damp-proof sterilization carton for fruit and vegetable transportation.
Background
Along with the improvement of the living standard of residents in China, more and more people can eat fresh fruits and vegetables, the growth of the fruits and vegetables is limited by regions, a lot of fruits need to be transported for a long distance, and the fruits and vegetables are usually packaged in corrugated boxes before being transported for a long distance, and are protected through the corrugated boxes and convenient to transport.
The Chinese patent discloses a preparation method of moisture-proof corrugated paper (No. CN104404816A), which has the advantages of wide raw material source and low production cost, adds a moisture-proof agent in the paper making process, and sticks wax oil paper on the outer layer of the corrugated paper, thereby greatly improving the water-proof and moisture-proof performance of the corrugated paper, but the moisture-proof effect is not good, and the fruit and vegetable in the box can not be sterilized and bacteriostatic, thereby causing the fruit and vegetable to be easy to rot and being not beneficial to long-time storage.
Disclosure of Invention
The invention aims to provide a double-layer corrugated paper damp-proof sterilization carton for fruit and vegetable transportation, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a dampproofing carton that disinfects of double-deck corrugated paper of fruit vegetables transportation, includes the panel layer, the upper end of panel layer is provided with the thin layer, and the lower extreme of panel layer is provided with outer flute layer, the lower extreme of outer flute layer is provided with core plate layer, the lower extreme of core plate layer is provided with interior flute layer, the lower extreme of interior flute layer is provided with the bottom plate layer, and the preparation technology includes following step:
s1, processing the raw paper into a panel layer, a core board layer and a bottom board layer of the cardboard paper, and an outer corrugated layer and an inner corrugated layer of the corrugated paper, and die-cutting the cardboard into specific specifications by a die-cutting machine;
s2, performing steam wetting and heating on the panel layer, the core plate layer, the bottom plate layer, the outer corrugated layer and the inner corrugated layer, respectively coating the adhesive on the upper surface and the lower surface of the outer corrugated layer and the inner corrugated layer, stacking the panel layer, the outer corrugated layer, the core plate layer, the inner corrugated layer and the bottom plate layer from top to bottom, and heating and pressurizing to enable the adhesive to be pasted, so that the panel layer, the outer corrugated layer, the core plate layer, the inner corrugated layer and the bottom plate layer are bonded together;
s3, coating a layer of waterproof agent on the lower surface of the bottom plate layer, coating a layer of bactericide on the lower surface of the waterproof agent, drying, and finally adhering a film layer.
As a further scheme of the invention: the temperature of the steam wetting and heating in the step S2 is 130-150 ℃, and the temperature of the drying treatment in the step S3 is 55-65 ℃.
As a still further scheme of the invention: the bactericide comprises 2-3% of borax, 25-30% of starch, 5-6% of silicone, 8-12% of polyacrylate, 6-8% of quaternary ammonium salt of pyridine, 5-8% of benzoic acid, 8-10% of dimethyl fumarate and 20-25% of industrial alcohol.
As a still further scheme of the invention: the preparation method of the bactericide comprises the following steps:
s1, adding 500 parts by weight of water into the reaction kettle, adding 25-30 parts by weight of corn starch, uniformly stirring, adding 20-25 parts by weight of industrial ethanol, and uniformly stirring;
s2, sequentially adding 8-12 parts of polyacrylate, 6-8 parts of quaternary ammonium pyridine salt, 5-8 parts of benzoic acid and 8-10 parts of dimethyl fumarate into the reaction kettle, and continuously stirring in the adding process to form a mixed solution;
and S3, adding 5-6 parts of silicone into the mixed solution, continuously stirring for 8-12 min to ensure that the silicone is fully compatible with the mixed solution, adding 2-3 parts of borax, and continuously stirring uniformly.
As a still further scheme of the invention: the bactericide comprises 2-3% of borax, 25-30% of starch, 5-6% of silicone, 12-16% of iodopropynyl alcohol butyl carbamate, 6-10% of octyl isothiazolinone, 6-8% of imidazoline quaternary ammonium salt and 20-25% of industrial alcohol.
As a still further scheme of the invention: the waterproof agent comprises 75-85% of absolute ethyl alcohol, 6-8% of polyvinyl butyral, 1-2% of rosin glyceride, 0.5-0.8% of dibutyl phthalate, 0.5-0.8% of vinyl acetate resin, 4-5% of Arabic gum and 2-3% of sodium diacetate.
As a still further scheme of the invention: the preparation method of the waterproof agent comprises the following steps:
s1, adding 750-850 parts of absolute ethyl alcohol into the reaction kettle, slowly adding 60-80 parts of polyvinyl butyral, and continuously stirring the reaction kettle at a high speed in the adding process to ensure that the polyvinyl butyral is fully dissolved in the absolute ethyl alcohol;
s2, sequentially adding 40-50 parts of Arabic gum and 20-30 parts of sodium diacetate into the reaction kettle, and fully and uniformly stirring;
and S3, adding 10-20 parts of rosin glyceride into the reaction kettle, fully stirring and dissolving, then sequentially adding 5-8 parts of dibutyl phthalate and 5-8 parts of vinyl acetate resin, and uniformly stirring.
As a still further scheme of the invention: and in the step S1, the high-speed stirring speed is 800-1000 r/min, and the high-speed stirring time is 15-20 min.
Compared with the prior art, the invention has the beneficial effects that:
the bactericide comprises borax, starch, silicone, polyacrylate, quaternary ammonium salt of pyridine, benzoic acid, dimethyl fumarate and industrial alcohol, so that the sterilizing effect of the carton can be greatly improved, the growth of bacteria is inhibited, the storage time of fruits and vegetables is prolonged, and the waterproof agent comprises absolute ethyl alcohol, polyvinyl butyral, rosin glyceride, dibutyl phthalate, vinyl acetate resin, Arabic gum and sodium diacetate, so that the carton has excellent waterproof performance, is firmly bonded with the carton and is not easy to separate, the fruits and vegetables in the carton are protected from being wetted, and the long-time storage and transportation of the fruits and vegetables are facilitated.
Drawings
Fig. 1 is a schematic structural view of a double-layer corrugated paper moisture-proof sterilization carton for fruit and vegetable transportation.
In the figure: 1. a panel layer; 2. an outer corrugated layer; 3. a core layer; 4. an inner corrugated layer; 5. a bottom layer; 6. a thin film layer.
Detailed Description
Example one
Referring to fig. 1, in the embodiment of the present invention, a double-layer corrugated paper moisture-proof sterilization carton for fruit and vegetable transportation includes a panel layer 1, a thin film layer 6 is disposed at an upper end of the panel layer 1, an outer corrugated layer 2 is disposed at a lower end of the panel layer 1, a core layer 3 is disposed at a lower end of the outer corrugated layer 2, an inner corrugated layer 4 is disposed at a lower end of the core layer 3, and a bottom plate layer 5 is disposed at a lower end of the inner corrugated layer 4, and the manufacturing process includes the following steps:
s1, processing the raw paper into a panel layer 1, a core plate layer 3 and a bottom plate layer 5 of the cardboard paper, an outer corrugated layer 2 and an inner corrugated layer 4 of the corrugated paper, and die-cutting the cardboard paper into specific specifications by a die-cutting machine;
s2, carrying out steam wetting and heating on the panel layer 1, the core layer 3, the bottom plate layer 5, the outer corrugated layer 2 and the inner corrugated layer 4, respectively coating adhesives on the upper surface and the lower surface of the outer corrugated layer 2 and the inner corrugated layer 4, stacking the panel layer 1, the outer corrugated layer 2, the core layer 3, the inner corrugated layer 4 and the bottom plate layer 5 from top to bottom in sequence, and heating and pressurizing to gelatinize the adhesives so as to bond the panel layer 1, the outer corrugated layer 2, the core layer 3, the inner corrugated layer 4 and the bottom plate layer 5 together;
s3, coating a layer of waterproof agent on the lower surface of the bottom plate layer 5, coating a layer of bactericide on the lower surface of the waterproof agent, drying, and finally adhering a film layer 6.
Preferably, the temperature of the steam moistening and heating in the step S2 is 130-150 ℃, and the temperature of the drying treatment in the step S3 is 55-65 ℃.
Preferably, the bactericide comprises 2-3% of borax, 25-30% of starch, 5-6% of silicone, 8-12% of polyacrylate, 6-8% of quaternary ammonium salt of pyridine, 5-8% of benzoic acid, 8-10% of dimethyl fumarate and 20-25% of industrial alcohol.
Preferably, the preparation of the bactericide comprises the following steps:
s1, adding 500 parts by weight of water into the reaction kettle, adding 25-30 parts by weight of corn starch, uniformly stirring, adding 20-25 parts by weight of industrial ethanol, and uniformly stirring;
s2, sequentially adding 8-12 parts of polyacrylate, 6-8 parts of quaternary ammonium pyridine salt, 5-8 parts of benzoic acid and 8-10 parts of dimethyl fumarate into the reaction kettle, and continuously stirring in the adding process to form a mixed solution;
and S3, adding 5-6 parts of silicone into the mixed solution, continuously stirring for 8-12 min to ensure that the silicone is fully compatible with the mixed solution, adding 2-3 parts of borax, and continuously stirring uniformly.
Preferably, the waterproof agent comprises 75-85% of absolute ethyl alcohol, 6-8% of polyvinyl butyral, 1-2% of rosin glyceride, 0.5-0.8% of dibutyl phthalate, 0.5-0.8% of vinyl acetate resin, 4-5% of Arabic gum and 2-3% of sodium diacetate.
Preferably, the water repellent is prepared by the steps of:
s1, adding 750-850 parts of absolute ethyl alcohol into the reaction kettle, slowly adding 60-80 parts of polyvinyl butyral, and continuously stirring the reaction kettle at a high speed in the adding process to ensure that the polyvinyl butyral is fully dissolved in the absolute ethyl alcohol;
s2, sequentially adding 40-50 parts of Arabic gum and 20-30 parts of sodium diacetate into the reaction kettle, and fully and uniformly stirring;
and S3, adding 10-20 parts of rosin glyceride into the reaction kettle, fully stirring and dissolving, then sequentially adding 5-8 parts of dibutyl phthalate and 5-8 parts of vinyl acetate resin, and uniformly stirring.
Preferably, the high-speed stirring speed in the step S1 is 800-1000 r/min, and the high-speed stirring time is 15-20 min.
Example two
Referring to fig. 1, in the embodiment of the present invention, a double-layer corrugated paper moisture-proof sterilization carton for fruit and vegetable transportation includes a panel layer 1, a thin film layer 6 is disposed at an upper end of the panel layer 1, an outer corrugated layer 2 is disposed at a lower end of the panel layer 1, a core layer 3 is disposed at a lower end of the outer corrugated layer 2, an inner corrugated layer 4 is disposed at a lower end of the core layer 3, and a bottom plate layer 5 is disposed at a lower end of the inner corrugated layer 4, and the manufacturing process includes the following steps:
s1, processing the raw paper into a panel layer 1, a core plate layer 3 and a bottom plate layer 5 of the cardboard paper, an outer corrugated layer 2 and an inner corrugated layer 4 of the corrugated paper, and die-cutting the cardboard paper into specific specifications by a die-cutting machine;
s2, carrying out steam wetting and heating on the panel layer 1, the core layer 3, the bottom plate layer 5, the outer corrugated layer 2 and the inner corrugated layer 4, respectively coating adhesives on the upper surface and the lower surface of the outer corrugated layer 2 and the inner corrugated layer 4, stacking the panel layer 1, the outer corrugated layer 2, the core layer 3, the inner corrugated layer 4 and the bottom plate layer 5 from top to bottom in sequence, and heating and pressurizing to gelatinize the adhesives so as to bond the panel layer 1, the outer corrugated layer 2, the core layer 3, the inner corrugated layer 4 and the bottom plate layer 5 together;
s3, coating a layer of waterproof agent on the lower surface of the bottom plate layer 5, coating a layer of bactericide on the lower surface of the waterproof agent, drying, and finally adhering a film layer 6.
Preferably, the temperature of the steam moistening and heating in the step S2 is 130-150 ℃, and the temperature of the drying treatment in the step S3 is 55-65 ℃.
Preferably, the bactericide comprises 2-3% of borax, 25-30% of starch, 5-6% of silicone, 12-16% of iodopropynyl alcohol butyl carbamate, 6-10% of octyl isothiazolinone, 6-8% of imidazoline quaternary ammonium salt and 20-25% of industrial alcohol.
Preferably, the preparation of the bactericide comprises the following steps:
s1, adding 500 parts by weight of water into the reaction kettle, adding 25-30 parts by weight of corn starch, uniformly stirring, adding 20-25 parts by weight of industrial ethanol, and uniformly stirring;
s2, sequentially adding 12-16 parts of iodopropynyl butylcarbamate, 6-10 parts of octyl isothiazolinone and 6-8 parts of imidazoline quaternary ammonium salt into the reaction kettle, and continuously stirring in the adding process to form a mixed solution;
and S3, adding 5-6 parts of silicone into the mixed solution, continuously stirring for 8-12 min to ensure that the silicone is fully compatible with the mixed solution, adding 2-3 parts of borax, and continuously stirring uniformly.
Preferably, the waterproof agent comprises 75-85% of absolute ethyl alcohol, 6-8% of polyvinyl butyral, 1-2% of rosin glyceride, 0.5-0.8% of dibutyl phthalate, 0.5-0.8% of vinyl acetate resin, 4-5% of Arabic gum and 2-3% of sodium diacetate.
Preferably, the water repellent is prepared by the steps of:
s1, adding 750-850 parts of absolute ethyl alcohol into the reaction kettle, slowly adding 60-80 parts of polyvinyl butyral, and continuously stirring the reaction kettle at a high speed in the adding process to ensure that the polyvinyl butyral is fully dissolved in the absolute ethyl alcohol;
s2, sequentially adding 40-50 parts of Arabic gum and 20-30 parts of sodium diacetate into the reaction kettle, and fully and uniformly stirring;
and S3, adding 10-20 parts of rosin glyceride into the reaction kettle, fully stirring and dissolving, then sequentially adding 5-8 parts of dibutyl phthalate and 5-8 parts of vinyl acetate resin, and uniformly stirring.
Preferably, the high-speed stirring speed in the step S1 is 800-1000 r/min, and the high-speed stirring time is 15-20 min.
To better illustrate the technical effect of the present invention, it is illustrated by the following tests:
comparative example one, comparative example two: dampproof sterilization corrugated carton for randomly selecting two kinds of packaged fruits and vegetables in market
Firstly, an adhesive force test: cutting the cartons of the first embodiment, the second embodiment, the first comparative example and the second comparative example into the same size, respectively hanging one surface of the paperboard of the first embodiment, the second embodiment, the first comparative example and the second comparative example by using a spring scale, fixing the other surface, pulling the spring scale until the two surfaces of the carton are torn, recording the force on the spring scale when the two surfaces of the carton are torn, thereby obtaining the adhesive force (unit: N), and recording the following table 1;
II, moisture resistance test: cutting the cartons of the first embodiment, the second embodiment, the first comparative example and the second comparative example into the same size, making the cut paperboards into box-shaped structures, ensuring no water leakage, injecting clear water into the boxes, checking the water seepage condition inside the paperboards of the first embodiment, the second embodiment, the first comparative example and the second comparative example after 2 hours, and recording the following table 1;
table 1: the results for example one, example two, comparative example one and comparative example two for adhesion and moisture barrier ability were compared:
according to the analysis of the table one, the following results are obtained: the adhesive force differences of the first and second examples were not large and were stronger than those of the first and second comparative examples, and the first and second examples were free from water permeation in the test, while the first and second comparative examples were slightly water permeation in the test, so that it was found that the moisture-proof capacity of the first and second examples was due to the moisture-proof capacity of the first and second comparative examples.
Thirdly, appearance and color tests: dividing fruits (bananas are adopted in the self test), respectively placing the fruits into 4 groups, placing the fruits into paper boxes of the first embodiment, the second embodiment, the first comparative example and the second comparative example in the same manner, storing the fruits under the environment with the same temperature and humidity for 7d, observing the appearance and the color of the bananas, grading according to the sense, grading by adopting a 7-point system, wherein the 7 points are excellent (no change occurs in the appearance and the color), the 5 points are good (the appearance and the color are slightly darkened and black points), the 3 points are common (the appearance and the color are partially darkened and black points), the 1 point is poor (the appearance and the color are more darkened and black points), and recording the following table 2;
fourthly, weight loss rate test: the same as the appearance and color test method, before placing in the carton and after placing in the carton 7d, the weight of the banana is respectively detected, and the weight loss rate (the weight before placing in the carton-the weight after placing in the carton 7 d)/the weight before placing in the carton is multiplied by 100 percent (the weight loss rate is an important index for determining the value of the fruit, and wrinkles and atrophy appear on the surface of the fruit after losing water) is calculated and recorded in the following table 2;
fifthly, bacteria detection test: cutting the same parts of the same batch of bananas, absorbing the same parts by using sterile normal saline, respectively putting the bananas into a culture dish for culture, observing the number of bacterial colonies (botrytis cinerea, rhizopus, penicillium and alternaria alternata) after 24 hours, and recording the number in unit (lg (cfu/g)) in the following table 2;
table 2: the results of sensory index, weight loss ratio and colony of example one, example two, comparative example one and comparative example two were compared:
from table 2, it can be seen that: the sensory index of the example I is better than that of the example II, and the sensory index of the example II is better than that of the comparative examples I and II, so that the following results are obtained: after the bananas are stored for 7 days, the appearance and the color of the bananas are not changed;
the weight loss rate of the example I is better than that of the example II, the weight loss rate of the example II is better than that of the comparative example I, and the weight loss rate of the proportion I is better than that of the comparative example II, so that the following results are obtained: the situation that wrinkles and atrophy appear on the surfaces of the bananas in the first embodiment is minimum, and the bananas are kept in the best condition;
the colony numbers of the botrytis cinerea, the rhizopus, the penicillium and the alternaria alternate in the first example are the least, the colony numbers of the botrytis cinerea, the rhizopus, the penicillium and the alternaria alternate in the second example are the next to the colony numbers of the botrytis cinerea, the rhizopus, the penicillium and the alternaria alternate in the first comparative example, and the colony numbers of the botrytis cinerea, the rhizopus, the penicillium and the alternaria alternate in the second comparative example are the most, so that the following results are obtained: the carton of embodiment one disinfect best.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.
Claims (8)
1. The utility model provides a dampproofing carton that disinfects of double-deck corrugated paper of fruit vegetables transportation, includes panel layer (1), the upper end of panel layer (1) is provided with thin layer (6), and the lower extreme of panel layer (1) is provided with outer flute layer (2), the lower extreme of outer flute layer (2) is provided with core board layer (3), the lower extreme of core board layer (3) is provided with interior flute layer (4), the lower extreme of interior flute layer (4) is provided with bottom sheet layer (5), its characterized in that, and the preparation technology includes following step:
s1, processing raw paper into a panel layer (1), a core board layer (3) and a bottom board layer (5) of the boxboard paper, and an outer corrugated layer (2) and an inner corrugated layer (4) of corrugated paper, and die-cutting the corrugated paper into specific specifications by a die-cutting machine;
s2, carrying out steam wetting and heating on the panel layer (1), the core plate layer (3), the bottom plate layer (5), the outer corrugated layer (2) and the inner corrugated layer (4), respectively coating an adhesive on the upper surface and the lower surface of the outer corrugated layer (2) and the inner corrugated layer (4), stacking the outer corrugated layer (2), the core plate layer (3), the inner corrugated layer (4) and the bottom plate layer (5) in sequence from top to bottom, and heating and pressurizing to gelatinize the adhesive, so that the panel layer (1), the outer corrugated layer (2), the core plate layer (3), the inner corrugated layer (4) and the bottom plate layer (5) are bonded together;
s3, coating a layer of waterproof agent on the lower surface of the bottom plate layer (5), coating a layer of bactericide on the lower surface of the waterproof agent, drying, and finally adhering a film layer (6).
2. The double-layer corrugated paper moisture-proof sterilization carton for fruit and vegetable transportation according to claim 1, wherein the temperature for steam moistening and heating in the step S2 is 130-150 ℃, and the temperature for drying in the step S3 is 55-65 ℃.
3. The double-layer corrugated paper damp-proof sterilization carton for fruit and vegetable transportation according to claim 1, wherein the bactericide comprises 2-3% of borax, 25-30% of starch, 5-6% of silicone, 8-12% of polyacrylate, 6-8% of quaternary pyridinium salt, 5-8% of benzoic acid, 8-10% of dimethyl fumarate and 20-25% of industrial alcohol.
4. The double-layer corrugated paper moisture-proof sterilizing carton for fruit and vegetable transportation as claimed in claim 3, wherein the preparation of the sterilizing agent comprises the following steps:
s1, adding 500 parts by weight of water into the reaction kettle, adding 25-30 parts by weight of corn starch, uniformly stirring, adding 20-25 parts by weight of industrial ethanol, and uniformly stirring;
s2, sequentially adding 8-12 parts of polyacrylate, 6-8 parts of quaternary ammonium pyridine salt, 5-8 parts of benzoic acid and 8-10 parts of dimethyl fumarate into the reaction kettle, and continuously stirring in the adding process to form a mixed solution;
and S3, adding 5-6 parts of silicone into the mixed solution, continuously stirring for 8-12 min to ensure that the silicone is fully compatible with the mixed solution, adding 2-3 parts of borax, and continuously stirring uniformly.
5. The double-layer corrugated paper moisture-proof sterilization carton for fruit and vegetable transportation as claimed in claim 1, wherein the bactericide comprises 2-3% of borax, 25-30% of starch, 5-6% of silicone, 12-16% of iodopropynyl alcohol butyl carbamate, 6-10% of octyl isothiazolinone, 6-8% of imidazoline quaternary ammonium salt and 20-25% of industrial alcohol.
6. The double-layer corrugated paper damp-proof sterilization carton for fruit and vegetable transportation as claimed in claim 1, wherein the water-proofing agent comprises 75-85% of absolute ethyl alcohol, 6-8% of polyvinyl butyral, 1-2% of rosin glyceride, 0.5-0.8% of dibutyl phthalate, 0.5-0.8% of vinyl acetate resin, 4-5% of Arabic gum and 2-3% of sodium diacetate.
7. The double-layer corrugated paper moisture-proof sterilization carton for fruit and vegetable transportation as claimed in claim 6, wherein the preparation of the water-proofing agent comprises the following steps:
s1, adding 750-850 parts of absolute ethyl alcohol into the reaction kettle, slowly adding 60-80 parts of polyvinyl butyral, and continuously stirring the reaction kettle at a high speed in the adding process to ensure that the polyvinyl butyral is fully dissolved in the absolute ethyl alcohol;
s2, sequentially adding 40-50 parts of Arabic gum and 20-30 parts of sodium diacetate into the reaction kettle, and fully and uniformly stirring;
and S3, adding 10-20 parts of rosin glyceride into the reaction kettle, fully stirring and dissolving, then sequentially adding 5-8 parts of dibutyl phthalate and 5-8 parts of vinyl acetate resin, and uniformly stirring.
8. The double-layer corrugated paper damp-proof sterilization carton for fruit and vegetable transportation according to claim 7, wherein the high-speed stirring speed in the step S1 is 800-1000 r/min, and the high-speed stirring time is 15-20 min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010960338.7A CN112046119A (en) | 2020-09-14 | 2020-09-14 | Dampproofing carton that disinfects of double-deck corrugated paper of fruit vegetables transportation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010960338.7A CN112046119A (en) | 2020-09-14 | 2020-09-14 | Dampproofing carton that disinfects of double-deck corrugated paper of fruit vegetables transportation |
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| CN112046119A true CN112046119A (en) | 2020-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010960338.7A Withdrawn CN112046119A (en) | 2020-09-14 | 2020-09-14 | Dampproofing carton that disinfects of double-deck corrugated paper of fruit vegetables transportation |
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| CN (1) | CN112046119A (en) |
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| CN102964945A (en) * | 2012-11-13 | 2013-03-13 | 常州大学 | Low-price environmental-friendly waterproof agent |
| CN206456011U (en) * | 2017-01-18 | 2017-09-01 | 安平县金城滤纸有限公司 | A kind of deep corrugation embossing machine of filter paper |
| CN107354813A (en) * | 2017-07-25 | 2017-11-17 | 滁州卷烟材料厂 | A kind of mould proof corrugated case of waterproof |
| CN209633966U (en) * | 2019-01-17 | 2019-11-15 | 江苏捷飞环保科技有限公司 | A kind of circular arc corrugated board that interlocks |
| CN110965395A (en) * | 2019-12-03 | 2020-04-07 | 津市中南新鲁包装印刷有限公司 | Dampproofing mould proof corrugated box |
| CN112027374A (en) * | 2020-09-14 | 2020-12-04 | 北京鉴真保鲜科技有限公司 | Dampproofing carton that disinfects of double-deck corrugated paper of fruit vegetables transportation |
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2020
- 2020-09-14 CN CN202010960338.7A patent/CN112046119A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102964945A (en) * | 2012-11-13 | 2013-03-13 | 常州大学 | Low-price environmental-friendly waterproof agent |
| CN206456011U (en) * | 2017-01-18 | 2017-09-01 | 安平县金城滤纸有限公司 | A kind of deep corrugation embossing machine of filter paper |
| CN107354813A (en) * | 2017-07-25 | 2017-11-17 | 滁州卷烟材料厂 | A kind of mould proof corrugated case of waterproof |
| CN209633966U (en) * | 2019-01-17 | 2019-11-15 | 江苏捷飞环保科技有限公司 | A kind of circular arc corrugated board that interlocks |
| CN110965395A (en) * | 2019-12-03 | 2020-04-07 | 津市中南新鲁包装印刷有限公司 | Dampproofing mould proof corrugated box |
| CN112027374A (en) * | 2020-09-14 | 2020-12-04 | 北京鉴真保鲜科技有限公司 | Dampproofing carton that disinfects of double-deck corrugated paper of fruit vegetables transportation |
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