CN102783707B - Controlled atmosphere sealing compound that a kind of tobacco leaf storage alcoholization process uses and preparation method thereof - Google Patents

Controlled atmosphere sealing compound that a kind of tobacco leaf storage alcoholization process uses and preparation method thereof Download PDF

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CN102783707B
CN102783707B CN201110125563.XA CN201110125563A CN102783707B CN 102783707 B CN102783707 B CN 102783707B CN 201110125563 A CN201110125563 A CN 201110125563A CN 102783707 B CN102783707 B CN 102783707B
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sealing compound
oxygen
controlled atmosphere
agent
mildew
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CN102783707A (en
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吴水生
朱元郴
沈桃云
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Hunan Huawang fumigation Co Ltd
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Hunan Huawang fumigation Co Ltd
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Abstract

The invention provides the controlled atmosphere sealing compound that a kind of tobacco leaf storage alcoholization process uses, comprise individually pack oxygen desinsection sealing compound and the wet mildew-resistant sealing compound of control fall, two kinds of preparations proportion use, wherein fall oxygen desinsection sealing compound and comprise that oxygen agent falls in compound, air flue forms agent and NMF; The wet mildew-resistant sealing compound of control comprises sepiolite, calcium chloride, calcium oxide, mould inhibitor and water storage agent.This controlled atmosphere sealing compound falls oxygen control and wets satisfactory for result, in 15-30 days, oxygen content in air can be down to 2%, in control storage space, relative humidity is in the scope of 55-65%, consumption 20-40% is reduced compared with existing product, dehumidifying speed in high humidity environment increases 10-20%, and hygroscopic capacity increases 20-30%.A kind of preparation method of above-mentioned controlled atmosphere sealing compound.

Description

Controlled atmosphere sealing compound that a kind of tobacco leaf storage alcoholization process uses and preparation method thereof
Technical field
The invention belongs to technical field of tobacco storage, relate to controlled atmosphere sealing compound of a kind of tobacco leaf storage alcoholization process use and preparation method thereof.
Background technology
At present, seal Ultra Low-oxygen storage (Ultra-lowoxygen, ULO) method to be widely used in needing the article carrying out storing in a warehouse as fields such as grain, vegetables, tobaccos.This storage practice is by the Oxygen control under storage environment below 2%, and the respiratory activity of stored article is suppressed, and the nutriment of consumption significantly reduces, and thus the nutritional labeling of article and quality are kept.Simultaneously Ultra Low-oxygen environment can also suppress and kill microorganism in storage environment and plant pest.Relative to existing phosphine fumigation killing method, this method can not produce virulent material in the process of storage, therefore can not pollute storage material in storage, can not cause environmental pollution, have the advantage of environmental protection.
Strict requirement is had in tobacco manufacture field, the particularly cigarette industry quality to raw tobacco material.Usual tobacco leaf will carry out natural alcoholization process under certain conditions, and the alcoholization time is generally 1-3.For ensureing quality and the Loss reducing of tobacco leaf, its alcoholization process entails carries out under hypoxemia and certain relative humidity.For meeting this condition, usually throw in bank can there is the wet and mildew-resistant of oxygen uptake, control controlled atmosphere sealing compound to realize these requirements.
About the controlled atmosphere sealing compound of tobacco leaf storage, the applicant once applied for two patents of invention (application number is respectively 200910043355.8 and 201010105015.6) in 2009 and 2010.Its feature be all by mould inhibitor and oxygen agent is fallen, NMF, air flue form agent and be mixed and made into controlled atmosphere sealing compound, NMF, air flue are formed agent and are mixed and made into control wet curing agent, controlled atmosphere sealing compound and control wet curing agent by weight with the use of.Under the principle that oxygen falls in sealing compound is carbon, water, inorganic salts environment, iron surface forms electrolyte solution composition galvanic cell, wherein iron is negative pole, accelerate the corrosion of iron, general generation be oxygen uptake corrosion, with the oxygen reaction in air, generate the mixture such as iron hydroxide or di-iron trioxide, form iron rust.Course of reaction consumes the oxygen in air, makes the content of oxygen in air be down to less than 2% by 20.8%.The wet principle of sealing compound control is, under the environment of high humidity, the moisture in water absorbent air, and humidity lower than optimum value time, water absorbing agent releases the moisture absorbed, and moisture in storage environment is maintained within the scope of 55%-65%.
Above-mentioned two sections of patent ratio of components are different, also the oxygen content needed for tobacco leaf storage and humidity requirement can be reached, but still come with some shortcomings: oxygen agent oxygen uptake reaction falls in (1) caking phenomenon, and fall oxygen agent and NMF after caking need to strengthen use amount to what reach expection and fall oxygen and moistening effect; (2) above-mentioned controlled atmosphere sealing compound adopts diatomite and the mixing of carbonated paddy shell to form agent as air flue, has constructed gas diffusion paths, for absorbing oxygen in air and steam.Diatomite hygroscopicity is strong not, and it is slower to fall oxygen speed of drying; (3) above-mentioned patent application only adopts reduced iron powder as falling oxygen agent, reaction efficiency is not high, when the outer oxidation of iron powder of controlled atmosphere sealing compound generates iron rust, prevent the reaction of oxygen and the inner iron powder of controlled atmosphere sealing compound to a certain extent, iron powder amount needed for oxygen requirement of falling be reached many; (4) above-mentioned patent adopts perlite as the water absorbing agent in control wet curing agent, because perlite water imbibition is general, often runs into the phenomenon that leakage appears in control wet curing agent in actual use procedure.
Summary of the invention
Technical problem to be solved by this invention is for the above-mentioned deficiency existing for prior art, provides a kind of controlled atmosphere sealing compound of tobacco mellowing process, and it falls, and oxygen speed is mild, wet down speed is fast, the Novel air of the wet effect stability of control adjusts sealing compound.
In order to solve the problem, the technical solution adopted in the present invention is that the control of falling oxygen desinsection sealing compound and packaging separately that controlled atmosphere sealing compound that this tobacco leaf storage alcoholization process uses comprises independent packaging is wet mildew-resistant sealing compound, both with the use of, and with the use of part by weight scope for falling oxygen desinsection sealing compound: control wet mildew-resistant sealing compound=(2-10): 1.
Preferably, fall oxygen desinsection sealing compound described in and comprise three kinds of function ingredients: oxygen agent falls in compound, air flue forms agent and NMF, and these three kinds of components by weight are (4-8): (1-5): (1-2).
Further preferably, described compound antioxidant comprises following weight percent composition:
Iron powder 95-99%
Tin salt 1-5%
Described iron powder is reduced iron powder, and granularity is 80-200 order, and iron powder is the major pharmaceutical agent absorbing oxygen in air, and tin salt reactivity is high, is conducive to the oxidation reaction causing iron.
Further preferably, described tin salt is with stannous chloride or stannous bromide.
Preferably, the agent of described air flue formation comprises following weight percent composition:
Powdered rice hulls 50-75%
Sepiolite 25-50%
Air flue forms agent by powdered rice hulls and sepiolite assembly, has constructed gas diffusion paths.Sepiolite is a kind of fibrous hydrous magnesium silicate mineral, and it has specific area maximum in mineral (can reach 900m 2/ g) and unique internal gutter structure, be the ore deposit soil mineral that generally acknowledged adsorption capacity is the strongest, it is much better than conventional has absorptiveminerals, as bentonite, perlite and vermiculite etc., can absorb the water being greater than own wt 150%, after pulverizing, absorption property is constant.Sepiolite, except having high absorption property, also has stable chemical characteristic; Another component is powdered rice hulls, due to its shell structure, after carbonization, even if be ground into powder, also maintains irregular geometry, after it mixes with sepiolite, both can construct fine gas diffusion paths, also can produce a kind of gravitation to gas.Meanwhile, carbonization rice husk powder have the effect being similar to and playing Graphite in Cast Iron carbon when iron oxidation gets rusty, principle is equivalent to countless small galvanic interaction, this be all conducive to optimize iron powder oxygen effect is fallen.This air flue forms the carbonization rice husk powder that agent adopts cracking process process.
Further preferably, described powdered rice hulls is the carbonization rice husk powder through cracking process process, granularity 60-200 order.
Further preferably, described sepiolite is Powdered, granularity 10-60 order.
Preferably, described NMF comprises following weight percent composition:
Water absorbing agent 10-90%
Water 10-90%
Further preferably, described water absorbing agent is cubric niter or magnesium sulfate.
NMF is by water and water absorbing agent assembly, and conventional water absorbing agent has cubric niter, magnesium sulfate etc.Cubric niter is used as water absorbing agent, and the strong hygroscopy of tool is very easily water-soluble.Moisture is one of condition of iron powder and oxygen reaction, and NMF and air flue are formed after agent mixes moisturizing can form again aqueous vapor passage, and the iron powder and the oxygen that are conducive to each particle react, and dehydration can maintain wetting balance in air when humidity in air declines.
Preferably, the mildew-resistant sealing compound component that wets of the control in the present invention comprises sepiolite, calcium chloride, calcium oxide, mould inhibitor, water storage agent, and their weight percentage is:
Further preferably, described mould inhibitor is pentachlorophenol or triethyltin chloride or dimethyl fumarate.
Control of the present invention wets mildew-resistant sealing compound with respect to the steam that can absorb in storage environment air, carbon dioxide and mildew preventing functions.Wherein calcium chloride can absorb the moisture in air, the carbon dioxide reaction in calcium oxide and air, and mould inhibitor uses the organic mould inhibitor of chlorophenols, himself has certain volatility, can volatilize in storage environment, stops the breeding of mould on tobacco leaf to be mildewed.In the present invention, mould inhibitor adopts pentachlorophenol, triethyltin chloride or dimethyl fumarate.This than the inorganic mould inhibitors such as mantoquita that usually adopt more be conducive to controlled atmosphere.The anti-mold effect of inorganic salts is only limitted to the mildew-resistant controlling humectant itself, and the wet mildew-resistant of mildew-resistant sealing compound of control of the present invention is wider.
Further preferably, described water storage agent is polyacrylate or polyacrylamide or starch.The control of the present invention mildew-resistant sealing compound that wets comprises a certain amount of water storage agent, and when its effect can prevent sealing compound from absorbing water too much, the outer cascading water of moisture goes out, i.e. the phenomenon of leakage that usually exists of the wet mildew-resistant sealing compound of control.
Oxygen agent is fallen by the present invention in compound, air flue forms agent and NMF and is mixed and falls oxygen desinsection sealing compound, mould inhibitor, water storage agent, calcium oxide, calcium chloride and sepiolite are mixed and made into the wet mildew-resistant sealing compound of control, described in fall oxygen desinsection sealing compound and the wet mildew-resistant sealing compound of control with the use of.During production application, two kinds of preparations are (2-10) by operating weight proportion: 1 is placed in sealing tobacco leaf stack respectively simultaneously, can reach the suitable condition of tobacco leaf storage natural alcoholization, namely when temperature is lower than 35 DEG C, relative humidity is within the scope of 55%-65%.
The preparation method of controlled atmosphere sealing compound of the present invention, can adopt packed method or honeycomb cardboard assembling method.In the past in the maintenance of experiment tobacco leaf storage, often the preparation falling oxygen desinsection and the wet mildew-resistant two kinds of difference in functionalitys of control is mixed and uses.When hot and humid area uses, due to high humidity in air, easily cause sealing compound water absorption higher and sealing compound is lumpd, this will reduce desinsection and anti-mold effect.For this reason, the present invention adopts and falls after oxygen desinsection sealing compound configures respectively with the wet mildew-resistant sealing compound of control, packs respectively, obtains the controlled atmosphere sealing compound that need use in proportion, be positioned in sealing tobacco leaf tent during use in proportion respectively, to reach not interfereing with each other of desinsection and wet down function.The present invention reforms the packaging of two kinds of sealing compounds and using method.
The present invention adopts packed method to produce the preparation method of controlled atmosphere sealing compound, it comprises the following steps: above-described falling after oxygen desinsection sealing compound mixes by material rate preparation to be loaded in a small package bag, described small package bag two-sided on spile, many bags of inner wrappings being fallen oxygen desinsection sealing compound is loaded in a large sealing bag, and sealing is preserved stand-by; Above-described control being wet after mildew-resistant sealing compound mixes by material rate preparation is loaded in non-woven bag, and the mildew-resistant sealing compound that then many bags of inner wrapping controls wet is loaded in a large sealing bag, and sealing is preserved stand-by; Fall oxygen desinsection sealing compound by seal-packed for removing and control wet mildew-resistant sealing compound two kinds of sealing compounds by (2-10): 1 proportional arrangement obtains the controlled atmosphere sealing compound used for tobacco leaf storage alcoholization process, is positioned over respectively in sealing tobacco leaf stack tent.
Preferably, be the inner wrapping PE plastic sheeting of (100-180) mm × (200-250) mm or membrane kraft paper bag sized by the small package bag that oxygen desinsection sealing compound falls in described packaging, there is a layer plastic foil the inside, described small package bag two-sided on punching, pore size scope is 0.1-1.5mm, punching number is 100-400, 10 small package bags are loaded on one to be of a size of in the large packaging PE plastic film bag of 400 × 500mm and to seal, the non-woven bag size of the wet mildew-resistant sealing compound of described packaging control is (100-180) mm × (200-250) mm, 10 inner wrapping non-woven bags are loaded on one to be of a size of in the large packaging PE plastic film bag of 400 × 500mm and to seal.Plastic sheeting or membrane brown paper substantially airtight, punch above, by quantity and the pore size control sealing compound reaction rate of adjusting hole for this reason.It is non-woven bag that wet for control mildew-resistant sealing compound is loaded on size, and nonwoven is furnished with larger ventilation space, is more conducive to moisture absorption.
The present invention adopts honeycomb assembling method to produce the preparation method of controlled atmosphere sealing compound, it comprises the following steps: the above-described oxygen desinsection sealing compound that falls to adopt the honeycomb cardboard of fritter to load respectively with the wet mildew-resistant sealing compound of control, first oxygen desinsection sealing compound will fall and the wet mildew-resistant sealing compound medicament powder of control is loaded in the honeycomb space that has the honeycomb cardboard of the lower cardboard of one side and four sides side plate, then by board pasted on another side on the honeycomb cardboard having loaded medicament powder, on honeycomb cardboard, aperture is opened on two sides again, as the contact channels of air in medicament powder and storage environment, the regular hexagon of honeycomb to be the length of side be 20mm, the upper and lower Ge Kai 200-500 aperture of each honeycomb, aperture 0.1-1.5mm, on honeycomb cardboard, each honeycomb that medicament powder end is housed forms a row medicine unit, separate with the honeycomb that row are empty between each row medicine unit, and be assembled into one piece of honeycomb cardboard (as shown in Figure 1) by mode arranged side by side, honeycomb cardboard is of a size of 200 × 200 × 40mm, the PE plastic film bag sealing of polylith honeycomb cardboard is preserved.Oxygen desinsection sealing compound will be fallen during use and control wet mildew-resistant sealing compound two kinds of sealing compounds by (2-10): 1 proportional arrangement will obtain the controlled atmosphere sealing compound used for tobacco leaf storage alcoholization process.The medicament powder be placed in like this in honeycomb can have more large-area contact with the oxygen of air.And be only separated by by the upper cardboard of good permeability and lower cardboard between each row medicine unit, this assembling mode forms narrow gas passage between each medicine unit, make the air in storage environment that circulation can occur to exchange, be conducive to the contact improving sealing compound and air, obtain more excellent reaction condition.
Use method of the present invention and/or sealing compound can realize following advantage:
1. on prior art basis, reduce consumption 20-40%, the dehumidifying speed in high humidity environment increases 10-20%, and hygroscopic capacity increases 20-30%;
2. solving in prior art and fall oxygen desinsection sealing compound consumption and too much, easily harden, easily there is the problems such as the phenomenon of leakage in the wet mildew-resistant sealing compound of control.
The invention solves in prior art and fall oxygen desinsection sealing compound consumption and too much, easily harden, there is the problems such as the phenomenon of leakage in the wet mildew-resistant sealing compound of control, through using Duo Jia tobacco company contrast experiment, in same time, oxygen content in air can be down to 2% by the present invention, fall oxygen desinsection sealing compound and can reduce consumption 20-40%, the dehumidifying speed of the wet mildew-resistant sealing compound of control in high humidity environment increases 10-20%, and hygroscopic capacity increases 20-30%.
Sealing compound of the present invention also may be used for the material that preservation Chinese medicine, grain, fruit etc. need to carry out storing in a warehouse.
Accompanying drawing explanation
Fig. 1 is the honeycomb schematic diagram of honeycomb assembling method in the present invention's specific embodiment;
Fig. 2 is honeycomb elevation cross-sectional view in Fig. 1.
In figure: the upper cardboard of 1-; Cardboard under 2-; 3-side plate; 4-gas passage; 5-medicament powder (namely falling oxygen desinsection sealing compound or the wet mildew-resistant sealing compound of control).
Detailed description of the invention
For making those skilled in the art understand technical scheme of the present invention better, below in conjunction with accompanying drawing, the present invention is described in further detail.
Embodiment 1:
In the present embodiment, will fall compound in oxygen desinsection sealing compound fall oxygen agent, air flue form agent, NMF by proportion be 6: 3: 1 batching, wherein, compound falls oxygen agent and prepares burden as following weight percent:
Reduced iron powder (100 order) 99%
Stannous chloride 1%
Air flue forms agent and prepares burden as following weight percent:
Sepiolite (10 order) 50%
Carbonization rice husk powder (100 order) 50%
Fall NMF in oxygen desinsection sealing compound to prepare burden as following weight percent:
Cubric niter 50%
Water 50%
Compound is fallen oxygen agent to form after agent mixes with air flue and add NMF, mix.The oxygen desinsection sealing compound that falls prepared above is loaded in the inner wrapping membrane kraft paper bag (net weight falling oxygen desinsection sealing compound filled in every bag is 500g) that a size is 100 × 250mm, described inner wrapping two-sided on punching, pore size scope is 0.1-1.5mm, punching number is 100, heat sealing machine is adopted to be sealed up by its opening again, then, 10 small package bags are loaded on one and are of a size of in the PE plastic film bag of 400 × 500mm, sealing is preserved.
The component of wet for control mould inhibitor is taken by following weight, mixes.
The mildew-resistant sealing compound that the control prepared wet is contained in small package bag that non-woven fabrics that a size is 100 × 250mm makes (control filled in every bag wet the net weight of mould inhibitor be 200g), seal with traditional thread binding sealing machine, then 10 small package bags being loaded on one is of a size of in the large packaging PE plastic film bag of 400 × 500mm, and sealing is preserved.
During use, first the tobacco leaf stack composite plastic film of 5000kg is sealed, and put into make above oxygen desinsection sealing compound 30kg (i.e. 60 pouches) falls, the wet mildew-resistant sealing compound 3kg (i.e. 15 pouches) of control, the two is removed after packing, be evenly placed in the gap of cigarette buttress above or between tobacco bale.
Carry out detection to the inner space of composite plastic film to find, in 20 days, oxygen concentration drops to less than 2%, in 10 days by humid control between 50%-65%, do not have microorganism to multiply and plant pest in the tobacco mellowing phase, do not occur mouldy, rotten yet.
Embodiment 2:
In the present embodiment, will fall compound in oxygen desinsection sealing compound fall oxygen agent, air flue form agent, NMF by proportion be 4: 4: 2 batching, wherein, compound falls oxygen agent and prepares burden as following weight percent:
Reduced iron powder (80 order) 95%
Stannous chloride 5%
Air flue forms agent and prepares burden as following weight percent:
Sepiolite (20 order) 25%
Carbonization rice husk powder (60 order) 75%
Fall NMF in oxygen desinsection sealing compound to prepare burden as following weight percent:
Magnesium sulfate 10%
Water 90%
Compound is fallen oxygen agent to form after agent mixes with air flue and add NMF, mix.The oxygen desinsection sealing compound that falls prepared above is loaded in the inner wrapping PE bag film (net weight falling oxygen agent filled in every bag is 500g) that a size is 120 × 220mm, described inner wrapping two-sided on punching, pore size scope is 0.1-1.5mm, punching number is 200, heat sealing machine is adopted to be sealed up by its opening again, then, 10 small package bags are loaded on one and are of a size of in the large packaging PE plastic film bag of 400 × 500mm, sealing is preserved.
The component of wet for control mildew-resistant sealing compound is taken by following weight, mixes.
The mould inhibitor that the control prepared wet is contained in small package bag that non-woven fabrics that a size is 120 × 220mm makes (control filled in every bag wet the net weight of mould inhibitor be 200g), seal with traditional thread binding sealing machine, then 10 small package bags being loaded on one is of a size of in the PE plastic film bag of 400 × 500mm, and sealing is preserved.
During use, first the tobacco leaf stack composite plastic film of 5000kg is sealed, and put into make above oxygen pesticide 30kg (i.e. 60 pouches) falls, the wet mould inhibitor 15kg (i.e. 75 pouches) of control, the two is removed after packing, be evenly placed in the gap of cigarette buttress above or between tobacco bale.
Carry out detection to the inner space of composite plastic film to find, in 30 days, oxygen concentration drops to less than 2%, in 10 days by humid control between 50%-65%, do not have microorganism to multiply and plant pest in the tobacco mellowing phase, do not occur mouldy, rotten yet.
Embodiment 3:
In the present embodiment, will fall compound in oxygen desinsection sealing compound fall oxygen agent, air flue form agent, NMF by proportion be 8: 1: 1 batching, wherein, compound falls oxygen agent and prepares burden as following weight percent:
Reduced iron powder (200 order) 98%
Stannous bromide 2%
Air flue forms agent and prepares burden as following weight percent:
Sepiolite (30 order) 40%
Carbonization rice husk powder (200 order) 60%
Fall NMF in oxygen desinsection sealing compound to prepare burden as following weight percent:
Cubric niter 90%
Water 10%
Compound is fallen oxygen agent to form after agent mixes with air flue and add NMF, mix.The oxygen desinsection sealing compound that falls prepared above is loaded in the inner wrapping membrane kraft paper bag (net weight falling oxygen agent filled in every bag is 500g) that a size is 180 × 200mm, described inner wrapping two-sided on punching, pore size scope is 0.1-1.5mm, punching number is 400, heat sealing machine is adopted to be sealed up by its opening again, then, 10 small package bags are loaded on one and are of a size of in the large packaging PE plastic film bag of 400 × 500mm, sealing is preserved.
The component of wet for control mildew-resistant sealing compound is taken by following weight, mixes.
The mould inhibitor that the control prepared wet is contained in small package bag that non-woven fabrics that a size is 180 × 200mm makes (control filled in every bag wet the net weight of mould inhibitor be 200g), seal with traditional thread binding sealing machine, then 10 small package bags being loaded on one is of a size of in the large packaging PE plastic film bag of 400 × 500mm, and sealing is preserved.
During use, first the tobacco leaf stack composite plastic film of 5000kg is sealed, and put into make above oxygen pesticide 30kg (i.e. 60 pouches) falls, the wet mould inhibitor 5kg (i.e. 25 pouches) of control, the two is removed after packing, be evenly placed in the gap of cigarette buttress above or between tobacco bale.
Carry out detection to the inner space of composite plastic film to find, in 15 days, oxygen concentration drops to less than 2%, in 12 days by humid control between 50%-65%, do not have microorganism to multiply and plant pest in the tobacco mellowing phase, do not occur mouldy, rotten yet.
Embodiment 4:
In the present embodiment, will fall compound in oxygen desinsection sealing compound fall oxygen agent, air flue form agent, NMF by proportion be 7: 2: 1 batching, wherein, compound falls oxygen agent and prepares burden as following weight percent:
Reduced iron powder (100 order) 97%
Stannous chloride 3%
Air flue forms agent and prepares burden as following weight percent:
Sepiolite (60 order) 30%
Carbonization rice husk powder (80 order) 70%
Fall NMF in oxygen desinsection sealing compound to prepare burden as following weight percent:
Magnesium sulfate 20%
Water 80%
Compound is fallen oxygen agent to form after agent mixes with air flue and add NMF, mix.The oxygen desinsection sealing compound that falls prepared above is loaded on one and is of a size of 200 × 200 × 40mm and has in the honeycomb space of the honeycomb cardboard of the lower cardboard of one side, as depicted in figs. 1 and 2.The net weight of oxygen agent that what each honeycomb cardboard filled fall is 500g, installs board pasted on rear another side and seals.The each honeycomb place upper and lower surface having loaded medicament powder again on honeycomb cardboard respectively opens 300 apertures, aperture 0.1-1.5mm, as the contact channels of air in medicament powder and storage environment, 10 cellulor paperboard grade (stock) PE plastic film bag sealings is preserved.
The component of wet for control mildew-resistant sealing compound is taken by following weight, mixes.
The mildew-resistant sealing compound that the control prepared wet is contained in a size, and for 200 × 200 × 40mm has in the honeycomb space of the honeycomb cardboard of the lower cardboard of one side, (the wet net weight of mildew-resistant sealing compound of the control that each cardboard fills is 200g, installs board pasted on rear another side and seals.The each honeycomb place upper and lower surface having loaded medicament powder again on honeycomb cardboard respectively opens 400 apertures, aperture 0.1-1.5mm, as the contact channels of air in medicament powder and storage environment, 10 cellulor paperboard grade (stock) PE plastic film bag sealings is preserved.
During use, first the tobacco leaf stack composite plastic film of 5000kg is sealed, and put into make above oxygen desinsection sealing compound 30kg (i.e. 60 honeycomb cardboards) falls, the wet mildew-resistant sealing compound 6kg (i.e. 30 honeycomb cardboards) of control, after the two being removed seal-packed PE plastic sheeting, be evenly placed in the gap of cigarette buttress above or between tobacco bale.
Carry out detection to the inner space of composite plastic film to find, in 15 days, oxygen concentration drops to less than 2%, in 10 days by humid control between 50%-65%, do not have microorganism to multiply and plant pest in the tobacco mellowing phase, do not occur mouldy, rotten yet.
Embodiment 5:
In the present embodiment, will fall compound in oxygen desinsection sealing compound fall oxygen agent, air flue form agent, NMF by proportion be 4: 5: 1 batching, wherein, compound falls oxygen agent and prepares burden as following weight percent:
Reduced iron powder (100 order) 99%
Stannous chloride 1%
Air flue forms agent and prepares burden as following weight percent:
Sepiolite (60 order) 40%
Carbonization rice husk powder (80 order) 60%
Fall NMF in oxygen desinsection sealing compound to prepare burden as following weight percent:
Magnesium sulfate 30%
Water 70%
Compound is fallen oxygen agent to form after agent mixes with air flue and add NMF, mix.By the oxygen desinsection sealing compound medicament powder that falls for preparing above, to be loaded on a size be that 200 × 200 × 40mm has in the honeycomb space of the honeycomb cardboard of a panel, as depicted in figs. 1 and 2.The net weight of oxygen agent that what each honeycomb cardboard filled fall is 500g, installs rear another side board pasted and seals.The each honeycomb place upper and lower surface having loaded medicament powder at honeycomb cardboard respectively opens 200 apertures, aperture 0.1-1.5mm, as the contact channels of air in medicament powder and storage environment, 10 cellulor paperboard grade (stock) PE plastic film bags sealings is preserved.
The component of wet for control mildew-resistant sealing compound is taken by following weight, mixes.
The mildew-resistant sealing compound medicament powder that the control prepared wet is contained in a size to have in the honeycomb space of the honeycomb cardboard of a panel (control that each cardboard fills wet the net weight of mildew-resistant sealing compound be 200g) for 200 × 200 × 40mm, installs rear another side board pasted and seals.The each honeycomb place upper and lower surface having loaded medicament powder at honeycomb cardboard respectively opens 200 apertures, aperture 0.1-1.5mm, as the contact channels of air in medicament powder and storage environment, 10 cellulor paperboard grade (stock) PE plastic film bags sealings is preserved.
During use, first the tobacco leaf stack composite plastic film of 5000kg is sealed, and put into make above oxygen desinsection sealing compound 30kg (i.e. 60 honeycomb cardboards) falls, the wet mildew-resistant sealing compound 4kg (i.e. 20 honeycomb cardboards) of control, after the two being removed seal-packed PE plastic sheeting, be evenly placed in the gap of cigarette buttress above or between tobacco bale.
Carry out detection to the inner space of composite plastic film to find, in 15 days, oxygen concentration drops to less than 2%, in 10 days by humid control between 50%-65%, do not have microorganism to multiply and plant pest in the tobacco mellowing phase, do not occur mouldy, rotten yet.
Embodiment 6:
In the present embodiment, will fall compound in oxygen desinsection sealing compound fall oxygen agent, air flue form agent, NMF by proportion be 5: 3: 2 batching, wherein, compound falls oxygen agent and prepares burden as following weight percent:
Reduced iron powder (100 order) 98%
Stannous chloride 2%
Air flue forms agent and prepares burden as following weight percent:
Sepiolite (40 order) 30%
Carbonization rice husk powder (80 order) 70%
Fall NMF in oxygen desinsection sealing compound to prepare burden as following weight percent:
Magnesium sulfate 50%
Water 50%
Compound is fallen oxygen agent to form after agent mixes with air flue and add NMF, mix.By the oxygen desinsection sealing compound medicament powder that falls for preparing above, to be loaded on a size be that 200 × 200 × 40mm has in the honeycomb space of the honeycomb cardboard of a panel, as depicted in figs. 1 and 2.The net weight of oxygen agent that what each honeycomb cardboard filled fall is 500g, installs rear another side board pasted and seals.The each honeycomb place upper and lower surface having loaded medicament powder at honeycomb cardboard respectively opens 500 apertures, aperture 0.1-1.5mm, as the contact channels of air in medicament powder and storage environment, 10 cellulor paperboard grade (stock) PE plastic film bags sealings is preserved.The component of wet for control mildew-resistant sealing compound is taken by following weight, mixes.
The mildew-resistant sealing compound medicament powder that the control prepared wet is contained in a size to have in the honeycomb space of the honeycomb cardboard of a panel (control that each cardboard fills wet the net weight of mildew-resistant sealing compound be 200g) for 200 × 200 × 40mm, installs rear another side board pasted and seals.The each honeycomb place upper and lower surface having loaded medicament powder at honeycomb cardboard respectively opens 500 apertures, aperture 0.1-1.5mm, as the contact channels of air in medicament powder and storage environment, 10 cellulor paperboard grade (stock) PE plastic film bags sealings is preserved.
During use, first the tobacco leaf stack composite plastic film of 5000kg is sealed, and put into make above oxygen desinsection sealing compound 30kg (i.e. 60 honeycomb cardboards) falls, 3kg (i.e. 15 honeycomb cardboards) is supported in the wet mildew-resistant of control, after the two being removed seal-packed PE plastic sheeting, be evenly placed in the gap of cigarette buttress above or between tobacco bale.
Carry out detection to the inner space of composite plastic film to find, in 15 days, oxygen concentration drops to less than 2%, in 10 days by humid control between 50%-65%, do not have microorganism to multiply and plant pest in the tobacco mellowing phase, do not occur mouldy, rotten yet.
By the above detailed description to the embodiment of the present invention, the phenomenon that the invention solves control wet curing agent leakage can be understood, packing collocation carried out to sealing compound simultaneously and used, the consumption of sealing compound can be reduced.And solve the problem of in the past falling oxygen agent oxygen uptake caking.
Be understandable that, the illustrative embodiments that above embodiment is only used to principle of the present invention is described and adopts, but the present invention is not limited thereto.For those skilled in the art, without departing from the spirit and substance in the present invention, can make various modification and improvement, these modification and improvement are also considered as protection scope of the present invention.

Claims (10)

1. the controlled atmosphere sealing compound of tobacco leaf storage alcoholization process use, the control of falling oxygen desinsection sealing compound and packaging separately that it is characterized in that comprising packaging is separately wet mildew-resistant sealing compound, both with the use of, and with the use of part by weight scope for falling oxygen desinsection sealing compound: control wet mildew-resistant sealing compound=(2-10): 1; The described oxygen desinsection sealing compound that falls comprises that oxygen agent falls in compound, air flue forms agent and NMF, and these three kinds of components are by weight (4-8): (1-5): (1-2); Described compound falls oxygen agent and comprises following weight percent component thing:
Iron powder 95-99%
Tin salt 1-5%,
Wherein, the agent of described air flue formation comprises following weight percent component thing:
Powdered rice hulls 50-75%
Sepiolite 25-50%;
Described iron powder is reduced iron powder, and granularity is 80-200 order,
Described powdered rice hulls is the carbonization rice husk powder through cracking process process, and granularity is 60-200 order; Described sepiolite is Powdered, granularity 10-60 order.
2. controlled atmosphere sealing compound according to claim 1, is characterized in that described tin salt is stannous chloride or stannous bromide.
3., according to the arbitrary described controlled atmosphere sealing compound of claim 1-2, it is characterized in that described NMF comprises following weight percent component thing:
Water absorbing agent 10-90%
Water 10-90%
4. controlled atmosphere sealing compound according to claim 3, is characterized in that described water absorbing agent is cubric niter or magnesium sulfate.
5. controlled atmosphere sealing compound according to claim 1, is characterized in that the described control mildew-resistant sealing compound that wets comprises following weight percent component thing:
6. controlled atmosphere sealing compound according to claim 5, is characterized in that described mould inhibitor is pentachlorophenol or triethyltin chloride or dimethyl fumarate.
7. controlled atmosphere sealing compound according to claim 5, is characterized in that described water storage agent is polyacrylate or polyacrylamide or starch.
8. the preparation method of a controlled atmosphere sealing compound, it comprises the following steps: falling after oxygen desinsection sealing compound prepares in arbitrary for claim 1-7 described controlled atmosphere sealing compound to be loaded in a small package bag, described small package bag two-sided on spile, many bags of inner wrappings being fallen oxygen desinsection sealing compound is loaded in a large sealing bag again, and sealing is preserved stand-by; Control in arbitrary for claim 1-7 described controlled atmosphere sealing compound being wet after mildew-resistant sealing compound prepares is loaded in non-woven bag, and the mildew-resistant sealing compound that then many bags of inner wrapping controls wet is loaded in a large sealing bag, and sealing is preserved stand-by; Oxygen desinsection sealing compound will be fallen and control wet mildew-resistant sealing compound two kinds of sealing compounds by (2-10): 1 proportional arrangement will obtain the controlled atmosphere sealing compound for using in tobacco leaf storage alcoholization process.
9. the preparation method of controlled atmosphere sealing compound according to claim 8, it is characterized in that: the small package bag that oxygen desinsection sealing compound falls in described packaging is inner wrapping PE plastic sheeting or the membrane kraft paper bag of (100-180) mm × (200-250) mm, described PE plastic film bag or membrane kraft paper bag two-sided on punching, pore size scope is 0.1-1.5mm, punching number is 100-400, 10 small package bags are loaded on one to be of a size of in the large packaging PE plastic film bag of 400 × 500mm and to seal, the non-woven bag size of the wet mildew-resistant sealing compound dress of described packaging control is (100-180) mm × (200-250) mm, 10 inner wrapping non-woven bags are loaded on one to be of a size of in the large packaging PE plastic film bag of 400 × 500mm and to seal.
10. the preparation method of a controlled atmosphere sealing compound, it comprises the following steps: falling oxygen desinsection sealing compound and controlling wet mildew-resistant sealing compound in arbitrary for claim 1-7 described controlled atmosphere sealing compound to adopt honeycomb cardboard to load respectively, first load respectively in the honeycomb space of the honeycomb cardboard having the lower cardboard of one side by falling oxygen desinsection sealing compound and controlling wet mildew-resistant sealing compound medicament powder, then by board pasted on another side on the honeycomb cardboard having loaded medicament powder, the each honeycomb place upper and lower surface having loaded medicament powder again on honeycomb cardboard opens aperture, as the contact channels of air in medicament powder and storage environment, the upper and lower Ge Kai 200-500 aperture of each honeycomb, aperture 0.1-1.5mm, the each honeycomb cardboard unit that medicament powder end is housed, assemble in aggregates by mode arranged side by side, the PE plastic film bag sealing of polylith honeycomb cardboard is preserved, oxygen desinsection sealing compound will be fallen and control wet mildew-resistant sealing compound two kinds of sealing compounds by (2-10): 1 proportional arrangement will obtain the controlled atmosphere sealing compound used for tobacco leaf storage alcoholization process.
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