CN106962077A - A kind of environmental protection and energy saving apple cultivates bag and preparation method thereof - Google Patents

A kind of environmental protection and energy saving apple cultivates bag and preparation method thereof Download PDF

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Publication number
CN106962077A
CN106962077A CN201710165524.XA CN201710165524A CN106962077A CN 106962077 A CN106962077 A CN 106962077A CN 201710165524 A CN201710165524 A CN 201710165524A CN 106962077 A CN106962077 A CN 106962077A
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paper
bag
apple
layer
fruit
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CN201710165524.XA
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Chinese (zh)
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杨小兵
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Individual
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    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G13/00—Protecting plants
    • A01G13/02—Protective coverings for plants; Coverings for the ground; Devices for laying-out or removing coverings
    • A01G13/0237—Devices for protecting a specific part of a plant, e.g. roots, trunk or fruits
    • 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
    • B32B29/02—Layered products comprising a layer of paper or cardboard next to a fibrous or filamentary layer
    • 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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/02—Non-macromolecular additives
    • C09J11/06—Non-macromolecular additives organic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J163/00—Adhesives based on epoxy resins; Adhesives based on derivatives of epoxy resins
    • 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
    • B32B2255/00—Coating on the layer surface
    • B32B2255/12—Coating on the layer surface on paper layer
    • 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
    • B32B2255/00—Coating on the layer surface
    • B32B2255/20—Inorganic coating
    • 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
    • B32B2255/00—Coating on the layer surface
    • B32B2255/26—Polymeric coating
    • 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
    • B32B2307/724—Permeability to gases, adsorption
    • 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
    • B32B2307/726—Permeability to liquids, absorption
    • B32B2307/7265—Non-permeable
    • 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
    • B32B2410/00—Agriculture-related articles
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Protection Of Plants (AREA)

Abstract

Bag and preparation method thereof is cultivated the invention discloses a kind of environmental protection and energy saving apple, belongs to planting fruit trees technical field.The apple, which cultivates bag, includes external paper layer, intermediate layer and inner paper layer from outside to inside.External paper layer is using transparency is high, pliability is high, the safety and environmental protection material nano cellulose paper of renewable energy degraded in fruit bag of the present invention, it is good that the apple being made cultivates bag water repelling property, permeability is good, improves apple face value, it is ensured that the mouthfeel and yield of apple；It in ripe apples, can be taken together with apple, directly case, serve as the overwrap of apple, the time can be saved, cost is reduced, be a kind of efficient safety and environmental protection measure；Discarded fruit bag is pollution-free to soil farmland, and pollution-free to fruit after bagging, not damaged is healthy on orchard worker without influence, is that " green fruit " production lays a solid foundation.

Description

A kind of environmental protection and energy saving apple cultivates bag and preparation method thereof
Technical field
The invention belongs to planting fruit trees technical field, it is related to Technique of Dressing Fruit Trees in Bags, specifically a kind of environmental protection and energy saving apple training Educate bag and preparation method thereof.
Background technology
China is fruit big country, and orchard area accounts for the 21% of world's gross area, and fruit total output accounts for Gross World Product 14% or so.However, China's fruit exit amount is few, price is low, proportion is lighter in the world.Though it is increased slightly in recent years, But fruit exit amount is still not enough the 3% of Gross World Product, and price is low by 60~80% compared to the U.S. and Japan, and fruit product goes out Mouth problem annoyings the development of China's fruit industry always.Its main cause is that most of fruit tree of China is grown in barren soil On the ground, it is unfavorable for the production and management of improved seeds, it is not high, second-rate that outward appearance, coloring and the quality of fruit all have grade The problems such as.The fruit of bright in colour, high-quality high-grade can be produced using pocket culture, agricultural chemicals can be also reduced residual in fruit Allowance, reaches the quality standard of exporting, improves the competitiveness of China's fruit in the market in the world, its potential economic effect Benefit is obvious.
Using in Bagging Technique, the quality that apple educates fruit paper bag directly affects the effect of Bagging Technique, its For common recognition of the numerous orchard workers in production practices.In recent years, China puts into very greatly in the research of apple fruit bag, and people are to apple Following development trend of fruit fruit bag is also extremely paid close attention to.And because China's north-south climate is widely different, species, the kind of fruit tree And growth conditions, it is ripe after fruit size and fruit number, water content etc. it is all different, therefore, fruit fruit bag is ground Study carefully and production faces problems.
At present, it is more about the report of apple fruit bag, but mostly concentrate on structure member and composition, from selection and group Into it is upper improved it is less.A kind of special fruit bag of pears is disclosed such as the A of patent CN 105284500, disclose by inner bag and The double layer fruit bag of two bag compositions of outer bag, its outer layer paper bag is made up of the yellow paper of primary colors long fibre whole wood pulp, and inner layer paper bag is Primary colors long fibre whole wood pulp blank sheet of paper is made；The bilayer of outer bag Huang paper and inner bag blank sheet of paper is inside and outside to wax.The outer layer paper bag of the fruit bag It is made up of the yellow paper of primary colors long fibre whole wood pulp, inner layer paper bag is made up of primary colors long fibre whole wood pulp blank sheet of paper, the long fibre whole wood pulp Paper strength, air permeability and the suppleness being made are all very good, and the respiration in the operatic circle growth course is ensure that well, Will not wear and tear carpopodium again, cause fruit；And the paper bag selects the existing good light transmittance of color of outer yellow words spoken by an actor from offstage, and can be very well Ground reflected light, meets the shading demand in the operatic circle growth course；The double-deck waxing of the internal layer and outer paper of the fruit bag, a side Face makes it have higher water proofing property and the intensity of moisture-proof, can resist the spray and wind and weather during fruit growth, make Paper bag surface boiling water pearl without glue water, also will not because of wet water broken bag, can effectively prevent germ invasion prevent the outburst of anthracnose； Another aspect inner bag advantageously reduces the friction of paper and fruit face using two sided waxing, can effectively improve the bright and clean of the operatic circle fruit face Degree, desalination and reduction fruit dot；In addition, the light weight of the paper bag, when can avoid blowing, fruit is scraped together with paper bag.But by In the fruit bag using the color in outer yellow words spoken by an actor from offstage, ectonexine is opaque, and its translucency declines so that pear is in growth course Middle shortage illumination, sugar output is relatively low, meanwhile, exogenic color uses yellow, and its shaded effect is not enough, easily forms local discolouration, shadow Ring pear exterior quality, and poor water retention property so that pear water content is relatively low, and then influence mouthfeel.Importantly, prior art Fruit fruit bag must be removed from fruit bag after fruit maturation, cause cultivation cost high, and harvesting is slow, during influence fruit listing Between.
The content of the invention
An object of the present invention is to provide a kind of environmental protection and energy saving apple and cultivates bag, is effectively increased apple fruit bag light-proofness Energy, permeability, water repelling property, durable good, raw material are degradable, can recycling, safety and environmental protection, dirt of the reduction to environment Dye, effectively increases apple production and quality.
To achieve these goals, the present invention is adopted the following technical scheme that：
A kind of environmental protection and energy saving apple cultivates bag, including external paper layer, intermediate layer and inner paper layer from outside to inside；Described outer paper Layer is nano-cellulose ply of paper, and described intermediate layer is that the glue of modulation is sprayed on the nano-cellulose paper inner surface shape of external paper layer Into film layer, described inner paper layer be outer surface spray carbon black nano-cellulose ply of paper；The glue is to be by weight Epoxy resin 70-80%, EDTA 0.1-0.5%, modified cyclodextrin 5-10%, chitosan 1-2%, microcrystalline cellulose 0.5- 1.5%th, Honegsukle flower P.E 1-2%, zinc stearate 0.5-2%, ethylene glycol 0.5-1.5% and excess water hybrid modulation are formed Mixture；The thickness of the spraying carbon black is 0.017mm；The environmental protection and energy saving apple is cultivated in the duplex paper of bag sack provided with thin Iron wire is used to bondage tying, and two jiaos of bag bottom opens up aperture to air ventilation.
The nano-cellulose paper is that chemical treatment method, papermaking are merged by raw material of waste and old newspaper, books and paper Technology and thin film processing techniques, the continuous cellophane paper produced.
It is a further object of the present invention to provide the environmental protection and energy saving apple cultivate bag preparation method, including the step of be：
(1) nano-cellulose paper body paper is taken, first side is waxed wherein, wax layer thickness 0.007mm, then sprayed in wax layer Carbon black, silica aerogel layer thickness is 0.01mm, obtains inner paper layer, standby；Described wax is beeswax and turpentine oil by 3:2 weight ratio is matched somebody with somebody System；
(2) modified cyclodextrin is added in suitable quantity of water, be heated to, 60-70 DEG C, stir 5-10min, then ethylene glycol, ring successively Oxygen tree fat, EDTA, chitosan, microcrystalline cellulose, zinc stearate, Honegsukle flower P.E, stir 10-20min at 70-80 DEG C, Obtain mixed glue solution；Nano-cellulose paper body paper is taken, obtained mixed glue solution is sprayed on to the wherein side of nano-cellulose paper, Thickness 0.016mm, obtains external paper layer, standby；
By external paper layer be coated with mixed glue solution with inner paper layer spray carbon black while fit after suppress, made Apple cultivates the double-deck paper material of bag；
(4) the double-deck paper material that the apple processed (3) step obtained cultivates bag is processed into environmental protection and energy saving apple cultivation bag, its Thin wire is set in the duplex paper of middle sack, two jiaos of bag bottom opens up aperture, then carries out ultraviolet-sterilization, produce.
Compared with prior art, the beneficial effects of the present invention are：
1) safety and environmental protection that external paper layer is degraded using transparency height, pliability height, renewable energy in fruit bag of the present invention Material nano cellulose paper, the apple cultivation bag water repelling property being made is good, and permeability is good, improves apple face value, it is ensured that The mouthfeel and yield of apple.
2) apple fruit bag of the present invention can be taken in ripe apples together with apple, directly case, and serve as the outer of apple Wrapping paper, can save the time, reduce cost, be a kind of efficient safety and environmental protection measure.
4) apple fruit bag raw materials of the present invention can be recycled repeatedly, be reused, and degradation property is strong, discard fruit Bag, bagging after to fruit pollution-free, not damaged pollution-free to soil farmland, it is healthy on orchard worker without influence, it is " Green Water Really " production lays a solid foundation.
Embodiment
Technical scheme is described further with reference to specific embodiment, in order to same domain technical staff Understanding.
Embodiment 1
A kind of environmental protection and energy saving apple cultivates bag, including external paper layer, intermediate layer and inner paper layer from outside to inside；Described outer paper Layer is nano-cellulose ply of paper, and described intermediate layer is that the glue of modulation is sprayed on the nano-cellulose paper inner surface shape of external paper layer Into film layer, described inner paper layer be outer surface spray carbon black nano-cellulose ply of paper；The glue is to be by weight Epoxy resin 75%, EDTA 0.3%, modified cyclodextrin 7.5%, chitosan 1.5%, microcrystalline cellulose 1%, honeysuckle are extracted Thing 1.5%, zinc stearate 1.2%, ethylene glycol 1% and the mixture of the hybrid modulation of water 11% formation；The thickness of the spraying carbon black Spend for 0.017mm；The environmental protection and energy saving apple is cultivated in the duplex paper of bag sack provided with thin wire to bondage tying, bag bottom two Angle opens up aperture to air ventilation.
The nano-cellulose paper is that chemical treatment method, papermaking are merged by raw material of waste and old newspaper, books and paper Technology and thin film processing techniques, the continuous cellophane paper produced.
The environmental protection and energy saving apple cultivates the preparation method of bag, including the step of be：
(1) nano-cellulose paper body paper is taken, first side is waxed wherein, wax layer thickness 0.007mm, then sprayed in wax layer Carbon black, silica aerogel layer thickness is 0.01mm, obtains inner paper layer, standby；Described wax is beeswax and turpentine oil by 3:2 weight ratio is matched somebody with somebody System；
(2) modified cyclodextrin is added in suitable quantity of water, be heated to, 65 DEG C, stir 8min, then ethylene glycol, asphalt mixtures modified by epoxy resin successively Fat, EDTA, chitosan, microcrystalline cellulose, zinc stearate, Honegsukle flower P.E, stir 15min at 75 DEG C, obtain epoxy glue Liquid；Nano-cellulose paper body paper is taken, obtained mixed glue solution is sprayed on to the wherein side of nano-cellulose paper, thickness 0.016mm, obtains external paper layer, standby；
By external paper layer be coated with mixed glue solution with inner paper layer spray carbon black while fit after suppress, made Apple cultivates the double-deck paper material of bag；
(4) the double-deck paper material that the apple processed (3) step obtained cultivates bag is processed into environmental protection and energy saving apple cultivation bag, its Thin wire is set in the duplex paper of middle sack, two jiaos of bag bottom opens up aperture, then carries out ultraviolet-sterilization, produce.
In order to illustrate the actual effect of fruit bag of the present invention, the fruit bag performance is tested, 1 is as a result see the table below.
Table 1- test results
As can be seen from Table 1, fruit fruit bag of the present invention meets the national standard that apple educates fruit paper bag, meets GB/ T451.2-2002g/m apples educate fruit paper bag body paper mass area ratio；Air permeability meets GB/T458-2002 about " during unit Between and pressure difference area quality " regulation.

Claims (2)

1. a kind of environmental protection and energy saving apple cultivates bag, it is characterised in that：Including external paper layer from outside to inside, intermediate layer and inner paper layer； Described external paper layer is nano-cellulose ply of paper, and described intermediate layer is that the glue of modulation is sprayed on the nano-cellulose of external paper layer The film layer of paper inner surface formation, described inner paper layer is the nano-cellulose ply of paper that outer surface sprays carbon black；The glue is It is epoxy resin 70-80%, EDTA0.1-0.5%, modified cyclodextrin 5-10%, chitosan 1-2%, microcrystalline cellulose by weight Plain 0.5-1.5%, Honegsukle flower P.E 1-2%, zinc stearate 0.5-2%, ethylene glycol 0.5-1.5% and excess water hybrid modulation The mixture of formation；The thickness of the spraying carbon black is 0.017mm；The environmental protection and energy saving apple is cultivated in the duplex paper of bag sack It is used to bondage tying provided with thin wire, two jiaos of bag bottom opens up aperture to air ventilation.
2. a kind of environmental protection and energy saving apple as claimed in claim 1 cultivates the preparation method of bag, it is characterised in that including following step Suddenly：
(1) nano-cellulose paper body paper is taken, first side is waxed wherein, then wax layer thickness 0.007mm sprays carbon black in wax layer, Silica aerogel layer thickness is 0.01mm, obtains inner paper layer, standby；Described wax is beeswax and turpentine oil by 3:2 weight is than preparation Into；
(2) modified cyclodextrin is added in suitable quantity of water, be heated to, 60-70 DEG C, stir 5-10min, then ethylene glycol, asphalt mixtures modified by epoxy resin successively Fat, EDTA, chitosan, microcrystalline cellulose, zinc stearate, Honegsukle flower P.E, stir 10-20min at 70-80 DEG C, obtain Mixed glue solution；Nano-cellulose paper body paper is taken, obtained mixed glue solution is sprayed on to the wherein side of nano-cellulose paper, thickness 0.016mm, obtains external paper layer, standby；
By external paper layer be coated with mixed glue solution with inner paper layer spray carbon black while fit after suppress, obtain apple processed Cultivate the double-deck paper material of bag；
(4) the double-deck paper material that the apple processed (3) step obtained cultivates bag is processed into environmental protection and energy saving apple cultivation bag, wherein bag Thin wire is set in the duplex paper of mouth, two jiaos of bag bottom opens up aperture, then carries out ultraviolet-sterilization, produce.
CN201710165524.XA 2017-03-20 2017-03-20 A kind of environmental protection and energy saving apple cultivates bag and preparation method thereof Pending CN106962077A (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107476112A (en) * 2017-08-02 2017-12-15 中国制浆造纸研究院衢州分院 A kind of production method of high-performance environment-friendly fruit cultivating bag paper
CN107502071A (en) * 2017-09-11 2017-12-22 浙江理工大学 A kind of carbon black based waterborne coatings and preparation method thereof, application
CN112376325A (en) * 2020-09-24 2021-02-19 郑州八方包装制品有限公司 High-strength fruit bag paper and preparation method thereof
JP2021114994A (en) * 2020-01-28 2021-08-10 レモン カンパニー リミテッド Fruit bag for fruit-tree to which nano laminate film is attached, and method for producing the same
CN116575265A (en) * 2023-05-26 2023-08-11 山西中宝纸业股份有限公司 Method for producing high-water-resistance fruit-cultivating bag paper

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203206843U (en) * 2013-05-17 2013-09-25 浙江华川实业集团有限公司 Apple bag paper
CN203985312U (en) * 2014-06-30 2014-12-10 刘通海 A kind of Apple Bags
CN204482551U (en) * 2015-03-18 2015-07-22 荣成市博鸿苹果种植有限公司 A kind of can be easy to use Apple Bags

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203206843U (en) * 2013-05-17 2013-09-25 浙江华川实业集团有限公司 Apple bag paper
CN203985312U (en) * 2014-06-30 2014-12-10 刘通海 A kind of Apple Bags
CN204482551U (en) * 2015-03-18 2015-07-22 荣成市博鸿苹果种植有限公司 A kind of can be easy to use Apple Bags

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107476112A (en) * 2017-08-02 2017-12-15 中国制浆造纸研究院衢州分院 A kind of production method of high-performance environment-friendly fruit cultivating bag paper
CN107476112B (en) * 2017-08-02 2019-12-31 中国制浆造纸研究院衢州分院 Production method of high-performance environment-friendly fruit bag paper
CN107502071A (en) * 2017-09-11 2017-12-22 浙江理工大学 A kind of carbon black based waterborne coatings and preparation method thereof, application
JP2021114994A (en) * 2020-01-28 2021-08-10 レモン カンパニー リミテッド Fruit bag for fruit-tree to which nano laminate film is attached, and method for producing the same
CN112376325A (en) * 2020-09-24 2021-02-19 郑州八方包装制品有限公司 High-strength fruit bag paper and preparation method thereof
CN112376325B (en) * 2020-09-24 2022-07-29 郑州八方包装制品有限公司 High-strength fruit bag paper and preparation method thereof
CN116575265A (en) * 2023-05-26 2023-08-11 山西中宝纸业股份有限公司 Method for producing high-water-resistance fruit-cultivating bag paper

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Application publication date: 20170721