CN202728729U - Air-permeable moistureproof container capable of being spliced - Google Patents
Air-permeable moistureproof container capable of being spliced Download PDFInfo
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- CN202728729U CN202728729U CN 201220251942 CN201220251942U CN202728729U CN 202728729 U CN202728729 U CN 202728729U CN 201220251942 CN201220251942 CN 201220251942 CN 201220251942 U CN201220251942 U CN 201220251942U CN 202728729 U CN202728729 U CN 202728729U
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- preserving plate
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Abstract
The utility model provides an air-permeable moistureproof container which is capable of being spliced comprising an air-permeable moistureproof container body and a container cover adapted to each other. The air-permeable moistureproof container body comprises the bottom face and the side wall, the side wall has a double-layer structure having the inner layer side wall and the outer layer side wall, a hollow cavity for accommodating a drying agent is formed among the inner layer side wall, the outer layer side wall and the bottom face, the inner layer side wall is formed by splicing inner layer fresh-keeping plates, the outer layer side wall is formed by splicing outer layer fresh-keeping plates, and the fresh-keeping container body is formed by splicing the inner layer fresh-keeping plates, and the air-permeable moistureproof container body is formed by splicing the inner layer fresh-keeping plates, the outer layer fresh-keeping plates and the bottom face. The air-permeable moistureproof container which is capable of being spliced provided by the utility model can be subjected to field installation according to the needs of the scale and has a good food fresh-keeping effect.
Description
Technical field
The utility model belongs to the food fresh keeping field, relates to a kind of ventilative moisture-proof container, be specifically related to a kind of can be according to the sliceable ventilative moisture-proof container of required scale on-site consolidation.
Background technology
Development along with society, the raising of people's living standard, everybody more and more payes attention to the rationalization of dietary structure, daily edible rice and flour group food, and foods such as rice, millet, fine flour, little rice and flour, corn flour, soya bean, mung bean and red bean almost is the staple food of each family's indispensability.At present, daily family is still fairly simple to the storage method of these rice and flour group foods, leave in often in the sack after buying, in the carton or play the purpose of protection against the tide and insect protected in the pots and pans, but all there is airtight sir-tight problem in above-mentioned reservoir vessel, and because there was dampness in the air, temperature is high again climatic influences, especially summer, therefore, adopt existing reservoir vessel to store that the rice and flour group food at room temperature is easy to make moist or infested, the storage life is short, and inapplicable.
The applicant researchs and develops out a kind of ventilative moisture-proof container that has excellent air permeability and can deposit desiccant through carefulness, but the structure that the moisture-proof container of should breathing freely is formed in one, only be only applicable to the usefulness of the object storing of smaller size smaller, then exist for the larger protection against the tide of the volume demand of preserving and install and transport inconvenient problem.
The utility model content
Problem to be solved in the utility model is to provide a kind of and is applicable to the moistureproof preservation demand of larger volume and is easy to field erected sliceable ventilative moisture-proof container.
In order to address the above problem, sliceable ventilative moisture-proof container described in the utility model, comprise adaptive container body and container cover, described container body comprises bottom surface and sidewall, described sidewall is the double-decker with internal layer sidewall and outer sidewall, described internal layer sidewall, consist of the cavity that holds desiccant between outer sidewall and the described bottom surface, described internal layer sidewall by the internal layer freshness preserving plate by being spliced to form, described outer sidewall by outer freshness preserving plate by being spliced to form, between described internal layer freshness preserving plate and described outer freshness preserving plate and the described bottom surface all by being spliced to form described container body;
Through solidifying to form, described internal layer freshness preserving plate has the hole that liquid water molecules can see through to described internal layer freshness preserving plate by the compound of the second particles of aggregates and hydrophilic agglomerant;
Described outer freshness preserving plate, bottom surface and described container cover form by waterproof and breathable particle and hydrophobic nature adhesive agent adhesive solidification, and having gaseous molecular can see through but the impervious hole of liquid water molecules.
Fixing by the deck splicing between adjacent described outer freshness preserving plate and the described bottom surface, described deck inboard forms the draw-in groove that holds respectively described outer freshness preserving plate and described bottom surface, and described internal layer freshness preserving plate is connected in the groove that takes shape in place, described bottom surface and achieves a fixed connection.
Fixing by described deck splicing between adjacent described sidewall and the described bottom surface, described deck inboard forms the draw-in groove that holds respectively described outer freshness preserving plate and described bottom surface, and the preformed part that described outer freshness preserving plate and described internal layer freshness preserving plate are connected to form is connected in the described draw-in groove and achieves a fixed connection.
Described bottom surface is positioned on the close described ventilative moisture-proof container main body one side projection that forms described draw-in groove.
Two splice ends that adjacent described internal layer freshness preserving plate splices mutually form respectively adaptive splicing breach and splicing projection, splice the splicing that realizes adjacent described internal layer freshness preserving plate by cooperatively interacting of described splicing breach and described splicing projection and fix.
Two splice ends that adjacent described outer freshness preserving plate splices mutually form respectively splicing breach and splicing projection, splice the splicing that realizes adjacent described outer freshness preserving plate by cooperatively interacting of described splicing breach and described splicing projection and fix.
The width of described splicing breach equals to splice the thickness of the described freshness preserving plate of cooperation.
Described ventilative moisture-proof container also comprise cover on described container body uncovered and with the closely cooperate internal layer lid of sealing of the internal layer sidewall of described container body, described internal layer lid is formed by waterproof and breathable particle and hydrophobic nature adhesive agent bonding, and forming gaseous molecular between the adjacent waterproof and breathable particle can see through but the impervious hole of liquid water molecules.
Be equipped with deck between adjacent described sidewall and the described container cover and realize that splicing is fixing.
The thickness of described internal layer freshness preserving plate, outer freshness preserving plate is 0.5-3cm, and the thickness of described bottom surface is 0.5-3cm.
Described hydrophilic agglomerant is selected from one or more among wetting ability epoxy resin, hydrophilic polyurethane resin and the hydrophilic acrylic resin.
With respect to the second particles of aggregates of 100 weight portions, the content of described hydrophilic agglomerant is the 1-20 weight portion.
Described waterproof and breathable particle comprises the first particles of aggregates and the lyophobic dust that is coated on described the first particles of aggregates, described lyophobic dust is the hydrophobic resin film that is coated on the described particles of aggregates, and described hydrophobic resin film is by one or more films that form in hydrophobic epoxy resin, phenol resin, urethane resin and the silicone resin.
Described lyophobic dust accounts for the 1-8% of described waterproof and breathable particle total weight parts.
With respect to the waterproof and breathable particle of 100 weight portions, the content of described hydrophobic nature adhesive agent is the 1-20 weight portion.
Described hydrophobic nature adhesive agent is selected from one or more in hydrophobic epoxy resin, hydrophobic phenol resin, hydrophobic polyurethane resin, alkide resin and the organic siliconresin.
Described the first particles of aggregates and described the second particles of aggregates independently are selected from one or more in quarz sand, slag, haydite and the micro glass bead separately; The average diameter of particles of described the first particles of aggregates and described the second particles of aggregates is 0.04-0.85mm.
Between the described internal layer freshness preserving plate, between the described outer freshness preserving plate, and splicing place between described internal layer freshness preserving plate and described bottom surface, described outer freshness preserving plate and the described bottom surface is bonded and sealed by the hydrophobic nature tack coat.
Ventilative moisture-proof container described in the utility model has following advantage with respect to prior art:
1, in ventilative moisture-proof container main body described in the utility model is, outer double-decker, form the cavity that can hold desiccant between the ectonexine, because internal layer sidewall has the hole that liquid water molecules can see through, therefore utilize desiccant internal layer can be preserved water adsorption in the food, and outer sidewall has the impervious hole of liquid water molecules, therefore extraneous moisture can not infiltrate again in the described ventilative moisture-proof container, guaranteed to preserve in the container drying property of food, simultaneously, described outer sidewall has the hole that gaseous molecular can see through, so that described outer sidewall has ventilating structure, guarantee the permeability of described ventilative moisture-proof container, prolonged the quality guarantee period of preserving food;
2, the outer sidewall of ventilative moisture-proof container main body described in the utility model adopts waterproof and breathable particle and hydrophobic nature adhesive agent adhesive solidification to form, forming gaseous molecular between the adjacent waterproof and breathable particle can see through but the impervious hole of liquid water molecules, therefore, the structure that hydrone does not see through so that the sidewall of described ventilative moisture-proof container main body formation gas can see through, can effectively guarantee the space of the material to be preserved placed and the gas fluidity between the external world, guarantee the gas needs of food to be preserved;
3, described ventilative moisture-proof container main body adopts internal layer warming plate and outer warming plate to be spliced to form the mode of inside and outside layer sidewall, can splice at the construction field (site) installation, not only convenient transportation but also easy for installation, can make according to the size of required ventilative moisture-proof container the freshness preserving plate of proper scale, make large-sized ventilative moisture-proof container to satisfy the needs of different occasions;
4, splice mutually by deck between described outer freshness preserving plate and the described bottom surface, the convenient installation also helps installing and fixing between the adjacent wall simultaneously on the one hand;
5, described internal layer freshness preserving plate is connected in the groove of described bottom surface, has realized being connected of internal layer freshness preserving plate and bottom surface with the simplest structure and mounting means, quick for installation convenient fixed effect is better simultaneously;
6, the most more convenient type of attachment is connected to form preformed part with described outer freshness preserving plate and described internal layer freshness preserving plate first, and it is connected in the draw-in groove of described deck achieves a fixed connection;
7, adjacent described internal layer forms adaptive splicing breach and splicing projection respectively with two splice ends that outer freshness preserving plate splices mutually, splice the splicing that realizes adjacent inner layer and outer freshness preserving plate by cooperatively interacting of described splicing breach and described splicing projection and fix, help the captive joint between the freshness preserving plate simultaneously easy for installation;
8, described ventilative moisture-proof container main body integral body is the structure of waterproof and breathable, is guaranteeing gas communication, is preventing in the situation of bacteria breed, also avoids outside moisture to infiltrate in the container, has guaranteed the dry environment in the container, helps the protection against the tide of food to preserve.
The inventor finds, the internal layer sidewall of the container body that forms by the mixture solidified by the second particles of aggregates and hydrophilic agglomerant can form the hole that suitable liquid water molecules sees through, can absorb well the food that stores in the container, such as the moisture in the rice and flour, thereby rice and flour can be kept dry for a long time, moisture-sensitive has not increased the shelf-life; And in the outer sidewall of the container body that forms by the mixture solidified by waterproof and breathable particle and hydrophobic nature adhesive agent and the material of container bottoms and container cover around the particles of aggregates and the hydrophobic nature adhesive agent between the particles of aggregates have larger interfacial tension, can prevent effectively that the penetration by liquid water of external container is in described ventilative moisture-proof container.Furtherly, the internal layer sidewall of described container body, outer sidewall and bottom surface form cavity, are more conducive to distributing of moisture that the container body internal layer sidewall absorbs, further reach the moistureproof purpose of suction.Under the preferable case, can be according to actual needs, add desiccant etc. in the described cavity and can absorb the material of moisture, thereby further absorb moisture in the sidewall of internal layer, make the sidewall length time of described internal layer be in dry state.According to a preferred implementation of the present utility model, the outer sidewall of described container body and bottom surface and container cover have open texture, and the mean diameter in the hole of described open texture is 0.001-0.3mm, pore-solids ratio is 20-50%, thereby guaranteed that the gas molecule in airborne gas molecule and the ventilative moisture-proof container can be freely by described internal layer and outer field sidewall, bottom surface and container cover, that is, guaranteed ventilation, the permeability to air of this container, storge quality is further enhanced; Simultaneously, the existence of described open texture has guaranteed that also moisture that the sidewall of described internal layer absorbs can constantly evaporate and discharges described ventilative moisture-proof container by open texture, and storge quality is more excellent.
Other feature and advantage of the present utility model will partly be described in detail in the specific embodiment subsequently.
Description of drawings
Fig. 1 is the longitudinal sectional view of ventilative moisture-proof container described in the utility model;
Fig. 2 is the block diagram of ventilative moisture-proof container described in the utility model;
Fig. 3 is the structural representation of the deck of ventilative moisture-proof container described in the utility model;
Reference numeral is expressed as among the figure: 1-container body, the outer freshness preserving plate of 2-, 3-internal layer freshness preserving plate, 4-cavity, 5-deck, 6-draw-in groove, 7-container cover, 8-groove, 9-projection, 10-internal layer lid.
The specific embodiment
As Figure 1-3, ventilative moisture-proof container described in the utility model, comprise adaptive ventilative moisture-proof container main body 1 and container cover 7, described ventilative moisture-proof container main body 1 is double-decker, described ventilative moisture-proof container main body 1 comprises bottom surface and sidewall, described sidewall is the double-decker with internal layer sidewall and outer sidewall, described internal layer sidewall, consist of the cavity 4 that holds desiccant between outer sidewall and the described bottom surface, described internal layer sidewall by internal layer freshness preserving plate 3 by being spliced to form, described outer sidewall by outer freshness preserving plate 2 by being spliced to form, between described internal layer freshness preserving plate 3 and described outer freshness preserving plate 2 and the described bottom surface all by being spliced to form described ventilative moisture-proof container main body 1, described container cover 7 cover on described ventilative moisture-proof container main body 1 uncovered and with the sealing that closely cooperates of the outer field sidewall of described ventilative moisture-proof container main body 1.
Through solidifying to form, described internal layer freshness preserving plate has the hole that liquid water molecules can see through to described internal layer freshness preserving plate 3 by the compound of the second particles of aggregates and hydrophilic agglomerant; Described outer freshness preserving plate 2, bottom surface and described container cover 7 form by waterproof and breathable particle and hydrophobic nature adhesive agent adhesive solidification, and forming gaseous molecular between the adjacent described waterproof and breathable particle can see through but the impervious hole of liquid water molecules.
Described ventilative moisture-proof container also comprise cover on described ventilative moisture-proof container main body 1 uncovered and with the closely cooperate internal layer lid 10 of sealing of the internal layer sidewall of described container body, described internal layer lid 10 is formed by waterproof and breathable particle and hydrophobic nature adhesive agent bonding, and forming gaseous molecular between the adjacent waterproof and breathable particle can see through but the impervious hole of liquid water molecules.
The pore configuration of the outer field sidewall of described ventilative moisture-proof container main body 1 and bottom surface and container cover 7 and internal layer lid 10 is not particularly limited, infiltrate described ventilative moisture-proof container as long as can prevent airborne moisture, under the preferable case, the mean diameter of described hole is 0.001-0.3mm, preferred 0.01-0.2mm, the pore-solids ratio of hole is 20-50%, preferred 25-35%.
As Figure 1-3, in the outer sidewall of described ventilative moisture-proof container main body 1, fixing by deck 5 splicings between adjacent described outer freshness preserving plate 2 and the described bottom surface, described deck 5 inboards form the draw-in groove 6 that holds respectively described outer freshness preserving plate and can hold the notch of described bottom surface, and described internal layer freshness preserving plate 3 is connected in the groove 8 that takes shape in place, described bottom surface and achieves a fixed connection.Two splice ends that adjacent described internal layer freshness preserving plate 3 splices mutually form respectively adaptive splicing breach and splicing projection, splice the splicing that realizes adjacent described internal layer freshness preserving plate 3 by cooperatively interacting of described splicing breach and described splicing projection and fix.Make and install unified for convenient, the width of described splicing breach equals to splice the thickness of the described internal layer freshness preserving plate 3 of cooperation.
As preferred structure, two splice ends that adjacent described outer freshness preserving plate 2 splices mutually form respectively splicing breach and splicing projection, splice the splicing that realizes adjacent described outer freshness preserving plate 2 by cooperatively interacting of described splicing breach and described splicing projection and fix.Same, the width of described splicing breach equals to splice the thickness of the described outer freshness preserving plate 2 of cooperation.
As structure that can conversion, fixing by described deck 5 splicings between adjacent described sidewall and the described bottom surface, described deck 5 inboards form the draw-in groove 6 that holds respectively described outer freshness preserving plate 2 and hold the notch of described bottom surface, and the preformed part that described outer freshness preserving plate 2 and described internal layer freshness preserving plate 3 are connected to form is connected in the described draw-in groove 6 and achieves a fixed connection.
As structure that can conversion, in order to simplify the structure of described deck 5, described bottom surface can be positioned on the close described ventilative moisture-proof container main body 1 one side projections 9 that form described draw-in groove 6.
Further, be equipped with the deck 5 identical with place, aforementioned bottom surface between adjacent described sidewall and the described container cover 7 and realize that splicing is fixing.
More excellent, between the described internal layer freshness preserving plate, between the described outer freshness preserving plate, and the splicing between described internal layer freshness preserving plate and described bottom surface, described outer freshness preserving plate and the described bottom surface sentences the hydrophobic nature adhesive agent and is bonded and sealed, the hydrophobic nature binder phase in best described hydrophobic nature adhesive agent and the described outer freshness preserving plate with.
According to the utility model, the thickness of the internal layer of described ventilative moisture-proof container and outer field sidewall and bottom surface can be identical, also can be different.But for the ease of making, generally, described internal layer is identical with bottom thickness with outer field sidewall.And the thickness of described internal layer and outer field sidewall and bottom surface can in very large range change, and can carry out as the case may be choose reasonable.Under the preferable case, the thickness of the sidewall of described internal layer is 0.5-3cm, and the thickness of outer field sidewall is 0.5-3cm; The thickness of bottom surface is 0.5-3cm.
The utility model is not particularly limited the width of described cavity and the volume size of cavity, can reasonably select according to actual conditions, in order to make described cavity can store a certain amount of drying, thereby effectively the pot-life of food and extend gets final product, under the preferable case, the width of described cavity (being the distance between the outside face of sidewall of the inside face of outer field sidewall and internal layer) is 1-10cm, and the volume of described cavity is 10-1000cm
3
According to the utility model, described hydrophilic agglomerant can be existing various hydrophilic agglomerants, as long as satisfy the moisture in the food can absorb storage and can have the material of some strength through solidifying formed internal layer sidewall by its compound with the second particles of aggregates, the requirement that can satisfy the storage rice and flour gets final product.For example, described hydrophilic agglomerant can be selected from one or more among wetting ability epoxy resin, hydrophilic polyurethane resin and the hydrophilic acrylic resin.
According to the utility model, described wetting ability epoxy resin and hydrophilic polyurethane resin refer to contain in the molecular structure epoxy resin and the urethane resin of hydrophilic radical and/or hydrophilic segment, described hydrophilic radical for example can be in hydroxyl, carboxyl, sulfonic group and the ammonium one or more, described hydrophilic segment for example can for
Wherein, n is the integer of 1-10.
According to the utility model, in order to improve curing performance, can also contain curing agent in the compound of described the second particles of aggregates and hydrophilic agglomerant.The utility model is not particularly limited for the kind of described curing agent, can reasonably select according to hydrophilic agglomerant.For example, for wetting ability epoxy resin, described curing agent can be that curing agent and/or acid anhydrides are curing agent for amine.Particularly, described amine is that curing agent can be in ethylene diamine, trimethylhexamethylenediamine, diethyl triamine, methylol ethylene diamine, AEEA, dihydroxy ethyl ethylene diamine, ethylol diethylenetriamine, dihydroxy ethyl ethylene diamine, ethylol diethylenetriamine, dihydroxy ethyl diethylenetriamine, ethylol hexamethylenediamine, a cyanoethyl ethylene diamine, dicyanoethyl ethylene diamine, dicyanoethyl hexamethylenediamine, dicyanodiamine, cyclohexanediamine, the Meng alkane diamines, amine ethyl croak piperazine, IPD and the DACH one or more; Described acid anhydrides can be in methyl tetrahydrophthalic anhydride, methyl hexahydrophthalic anhydride, succinic anhydride and the adipic anhydride one or more.For hydrophilic polyurethane resin, described curing agent is preferably selected from the prepolymer of affixture, TDI and hydroxy-containing component of toluene diisocyanate (TDI), Trimethoprim (TMP) and the tripolymer of TDI.With respect to the described hydrophilic agglomerant of 100 weight portions, the content of described curing agent can be the 1-20 weight portion, is preferably the 5-18 weight portion.
According to the utility model, the content of described the second particles of aggregates and hydrophilic agglomerant can in very large range change, under the preferable case, in order to realize better absorbing the purpose of moisture, protection against the tide, the second particles of aggregates with respect to 100 weight portions, the content of described hydrophilic agglomerant is the 1-20 weight portion, more preferably the 2-15 weight portion.
The utility model is not particularly limited the content of described waterproof and breathable particle and hydrophobic nature adhesive agent, all have good water resistance as long as satisfy internal layer that the mixture solidified by described waterproof and breathable particle and hydrophobic nature adhesive agent forms and outer field sidewall and bottom surface and container cover, and have certain intensity and get final product.Preferably, with respect to the waterproof and breathable particle of 100 weight portions, the content of described hydrophobic nature adhesive agent is the 1-20 weight portion, more preferably the 2-15 weight portion.
Described waterproof and breathable particle comprises the first particles of aggregates and the lyophobic dust that is coated on described the first particles of aggregates, described lyophobic dust is the hydrophobic resin film that is coated on described the first particles of aggregates, and described hydrophobic resin film is by one or more films that form in hydrophobic epoxy resin, phenol resin, urethane resin and the silicone resin.Described lyophobic dust accounts for the 1-8% of described waterproof and breathable particle total weight parts.
According to the utility model, described the first particles of aggregates can be identical with the second particles of aggregates, also can be different, and in order to simplify the raw MAT'L preparatory process of making described ventilative moisture-proof container, preferably, described the first particles of aggregates is identical with the second particles of aggregates.Described the first particles of aggregates and described the second particles of aggregates can be various particless of aggregates known in those skilled in the art, preferably, described the first particles of aggregates and described the second particles of aggregates can be independently selected from one or more in quarz sand, slag, haydite and the micro glass bead.The average grain mean diameter of described particles of aggregates can in very large range change, and can select according to actual needs the size that is fit to, under the preferable case, the average diameter of particles of described particles of aggregates is 0.04-0.85mm, more preferably 0.12-0.70mm.
The utility model is not particularly limited the kind of described hydrophobic substance, can variously can be used for forming clad and have hydrophobic material for known in the field.For example, described hydrophobic substance can be selected from one or more in hydrophobic resin, polytetrafluoroethylene, vegetable oil, silicone, hydrocarbon and the combined polymerization Vingon; Described hydrophobic resin can be various hydrophobic resins, for example, can be selected from hydrophobic epoxy resin, hydrophobic phenol resin, hydrophobic polyurethane resin, alkide resin and the organic siliconresin one or more; Described hydrocarbon can be selected from one or more in paraffin, kerosene, diesel oil, crude oil and the petroleum distillate usually.
According to the utility model, described hydrophobic epoxy resin is preferably selected from the glycidol ether based epoxy resin, the ethylene oxidic ester based epoxy resin, the diglycidyl amine epoxy resin, aliphatic category epoxy resin, polysulfide-rubber-modified epoxy, the amilan modified epoxy, polyvinyl alcohol uncle butyraldehyde modified epoxy, acrylonitrile butadiene rubber modified epoxy resin, phenolic resin modified epoxy resin, the alkide resin modified epoxy, urea aldehyde Melamine resin modified epoxy resin, the furfuryl resin modified epoxy, the vinyl modified epoxy, in isocyanate modified epoxy resin and the silicone resin modified epoxy one or more.Described hydrophobic phenol resin is preferably selected from one or more in dimethylbenzene phenol-formaldehyde resin modified, epoxy resin modification phenol resin and the Effect of Organosilicon-modified Phenol-formaldehyde Resin.
According to the utility model, when described hydrophobic substance is hydrophobic resin, can in system, add curing agent, and the kind of described curing agent can be selected reasonably according to described hydrophobic resin.For example, for the glycidol ether based epoxy resin, the ethylene oxidic ester based epoxy resin, the diglycidyl amine epoxy resin, aliphatic category epoxy resin, polysulfide-rubber-modified epoxy, the amilan modified epoxy, polyvinyl alcohol uncle butyraldehyde modified epoxy, acrylonitrile butadiene rubber modified epoxy resin, phenolic resin modified epoxy resin, the alkide resin modified epoxy, urea aldehyde Melamine resin modified epoxy resin, the furfuryl resin modified epoxy, the vinyl modified epoxy, when isocyanate modified epoxy resin and silicone resin modified epoxy, described curing agent is preferably selected from fatty amine, aliphatic cyclic amine, aromatic amine, polyamide, in acid anhydrides and the tertiary amine one or more; For dimethylbenzene phenol-formaldehyde resin modified, epoxy resin modification phenol resin and Effect of Organosilicon-modified Phenol-formaldehyde Resin, described curing agent is preferably selected from hexamethylenetetramine; For described hydrophobic polyurethane resin, described curing agent is preferably selected from the prepolymer of affixture, TDI and hydroxy-containing component of toluene diisocyanate (TDI), Trimethoprim (TMP) and the tripolymer of TDI; For unsaturated polyester (UP) (being generally the poly-mer of terephthalic acid and ethylene glycol), the curing agent that adds during normal temperature is preferably selected from one or more in ketone peroxide and the cobalt naphthenate, and the curing agent that adds during heating is preferably selected from one or more in peroxidized t-butyl perbenzoate, peroxy dicarbonate, dialkyl peroxide, the own ester of peroxidation acid uncle and the bis peroxy dicarbonate; For organic siliconresin, described curing agent is preferably selected from dibutyl tin dilaurate and N, N, N, one or more in the N-tetramethyl guanidinesalt.With respect to the described hydrophobic resin of 100 weight portions, the content of described curing agent can be the 1-20 weight portion, is preferably the 5-18 weight portion.
According to the utility model, the method of described particles of aggregates surface coated by hydrophobic material layer can adopt the method for the formation clad of this area routine, for example, described hydrophobic substance can be coated on the described particles of aggregates, and the method for described coating can apply described particles of aggregates with chemistry for spraying, flooding or soak described particles of aggregates in the solution of hydrophobic substance; Perhaps be coated on the described particles of aggregates for the thin-film sheet with hydrophobic substance; Perhaps for the described particles of aggregates that will heat is positioned in the lyophobic dust, the melting lyophobic dust is to described particles of aggregates; Perhaps the mode for plating, plasma spraying, sputter, fluidisation and powder coated is coated to lyophobic dust on the described particles of aggregates.
According to the utility model, preferably, the preparation method of described overlay film particles of aggregates comprises particles of aggregates is mixed with the curing agent that hydrophobic substance and selectivity contain, stirs forming and hardening.
The condition of described curing can suitably be selected according to the kind of employed concrete hydrophobic substance, is not particularly limited.Usually, the condition of described curing comprises: the time of curing is 0.5-30 minute, and the temperature of curing is 50-400 ℃.Preferably, the condition of described curing comprises: the time of curing is 1-20 minute, and the temperature of curing is 80-240 ℃.
Further preferably, the method also comprises the step of the overlay film particles of aggregates that cooling, fragmentation, screening obtain, with the control particle diameter.Condition to cooling does not have special requirement, preferably is cooled to room temperature.In addition, can adopt conventional fragmentation and method for sieving.
Under the preferable case, before the curing agent that particles of aggregates and hydrophobic substance and selectivity are contained mixes, can also soak described particles of aggregates with oily matter first, make the particles of aggregates after the immersion have better hydrophobic effect, and be easier to react with hydrophobic substance, described oily matter can select at least a in normal hexane, 120# solvent naphtha, rapeseed oil, arachisoil, sunflower oil, soybean oil and the salad oil.
The utility model has no particular limits the selection of described hydrophobic nature adhesive agent, can be various hydrophobic nature adhesive agents known in those skilled in the art.Described hydrophobic nature adhesive agent is one or more in hydrophobic epoxy resin, hydrophobic phenol resin, hydrophobic polyurethane resin, alkide resin and organic siliconresin preferably.For example can be selected from hydrophobic epoxy resin, hydrophobic phenol resin, hydrophobic polyurethane resin, alkide resin and the organic siliconresin one or more.Hydrophobic epoxy resin is identical with the hydrophobic phenol resin in the concrete kind of described hydrophobic epoxy resin and hydrophobic phenol resin and the above-mentioned hydrophobic resin.And can also contain curing agent in the compound of described particles of aggregates and hydrophobic adhesive agent, the kind of described curing agent and content can reasonably be selected according to kind and the content of the curing agent that contains in the surface coated hydrophobic resin layer of overlay film particles of aggregates mentioned above, do not repeat them here.
According to the utility model, the method for the moulding of described ventilative moisture-proof container can comprise mixes particles of aggregates and hydrophobic nature adhesive agent, obtains compound; This compound is entered into ventilative moisture-proof container forming mould, and under cure condition, be cured to form described ventilative moisture-proof container.
The utility model is not particularly limited the condition of described curing, and generally, the condition of described curing comprises the temperature of curing and the time of curing, and the temperature of described curing can be 5-120 ℃, is preferably 20-50 ℃; The time of solidifying can be 1-48 hour, is preferably 1-4 hour.
According to the utility model, in order further to improve the water absorbing properties of described ventilative moisture-proof container, can also be filled with the material that can absorb moisture in the described cavity, such as desiccant etc.
The utility model is not particularly limited the kind of described desiccant, can be selected from the desiccant of various routines known in those skilled in the art, for example, can be selected from magnesium chloride, calcium chloride, soda lime, phosphorus pentoxide and the discolour silica gel one or more.
Below with reference to embodiment the utility model is further described, but does not therefore limit the utility model.
In following Preparation Example, the mean diameter in the hole of the internal layer of the skin of the sidewall of the ventilative moisture-proof container that obtains with determination of electron microscopy and internal layer, bottom surface and the microcellular structure of skin and container cover; And adopt drainage to record corresponding pore-solids ratio.
In following examples, quarz sand is available from blue sky, Yongdeng quarz sand Co., Ltd; Haydite is available from Ningbo Chinese haydite building materials Co., Ltd; Micro glass bead is available from the positive glasswork Co., Ltd of Yongqing County China.
Producer and the trade mark of hydrophobic nature adhesive agent, hydrophobic resin, hydrophilic agglomerant and curing agent are as follows:
Liquid polyethylene alcohol uncle butyraldehyde modified epoxy: Shandong Shengquan Chemical Industry Co., Ltd., PF5415;
Amilan modified epoxy: Fuqing trump Fine Chemical Co., Ltd, Kingcure400;
Organic siliconresin: DOW CORNING (U.S.), EE1100;
Hydrophobic polyurethane resin: Shandong Shengquan Chemical Industry Co., Ltd., EXP0329;
Aqueous epoxy resins: blue star new material Wuxi resin, E-44;
Aqueous epoxy resins: Shanghai Resin Factory Co., Ltd., ME-2;
Water-borne acrylic resin: sharp heavy chemicals Co., Ltd, the HD-RHA308 of using of Beijing Jin Hui;
Polyamide curing agent: Fuqing trump Fine Chemical Co., Ltd, Kingcure540W60;
Dibutyl tin dilaurate: Shanghai Yuan Ji chemical industry Co., Ltd, Dabco T-12;
The TDI tripolymer: Shunde City is strangled stream town rich high coating factory, BG350TB.
Preparation Example 1
Present embodiment is for the preparation that the described waterproof and breathable particle that the utility model provides is described.
Be that the quarz sand of 0.25mm is heated to 50 ℃ with 100 gram average diameter of particles, afterwards, add liquid polyethylene alcohol uncle butyraldehyde modified epoxy 5 grams, fully stir, add again polyamide curing agent 1 gram, stir, so that epoxy resin is at the quartz sand surface overlay film; Then, be cooled to room temperature, obtain overlay film the first particles of aggregates after broken, the screening, by weight method, calculate, take the total weight of overlay film the first particles of aggregates as benchmark, the content of hydrophobic substance clad is 6 % by weight.
Preparation Example 2
Present embodiment is for the preparation that the described waterproof and breathable particle that the utility model provides is described.
Be that the haydite of 0.23mm is heated to 50 ℃ with 100 gram average diameter of particles, afterwards, add organic siliconresin 4 grams, fully stir, add again dibutyl tin dilaurate curing agent 0.5 gram, stir, so that organic siliconresin is at the quartz sand particle surface coating; Then, be cooled to room temperature, obtain overlay film the first particles of aggregates after broken, the screening, by weight method, calculate, take the total weight of overlay film the first particles of aggregates as benchmark, the content of hydrophobic substance clad is 4.3 % by weight.
Preparation Example 3
Present embodiment is for the preparation that the described waterproof and breathable particle that the utility model provides is described.
Be that quarz sand and the 50 gram average diameter of particles of 0.25mm are that the micro glass bead of 0.31mm mixes and be heated to 50 ℃ with 50 gram average diameter of particles, afterwards, add liquid polyurethane resin 2 grams, fully stir, add again TDI trimer curing agent 0.2 gram, stir, so that urethane resin is at quarz sand and micro glass bead surface coating; Then, be cooled to room temperature, obtain overlay film the first particles of aggregates after broken, the screening, by weight method, calculate, take the total weight of overlay film the first particles of aggregates as benchmark, the content of hydrophobic substance clad is 2.2 % by weight.
Present embodiment is used for the preparation of the ventilative moisture-proof container of explanation.
The 107 weight portion waterproof and breathable particles that embodiment 1 is made and 15 weight portion liquid polyethylenes alcohol uncle's butyraldehyde modified epoxy and 1 weight parts of polyamide curing agent mix and obtain the first compound, this compound are placed required outer freshness preserving plate, bottom surface and the container cover of mould system; Be that the quarz sand of 0.25mm and 15 weight parts water epoxy resin E-44 mix and obtain the second compound with 100 weight portion average diameter of particles, place mould to make required internal layer freshness preserving plate in this compound, 120 ℃ of lower curing 1 hour, obtain described internal layer, the thickness of outer freshness preserving plate and bottom surface is 1cm, the thickness of container cover is 1cm, and to be assembled into cavity width according to the size scale of required ventilative moisture-proof container be 1cm, the volume of cavity is the ventilative moisture-proof container of 40cm3, and with polyvinyl alcohol uncle butyraldehyde modified epoxy resin adhesive the splicing seams place is bonded and sealed.The internal layer sidewall that is somebody's turn to do ventilative moisture-proof container has open texture, and the mean diameter in the hole of described open texture is 0.15mm, and pore-solids ratio is 35.6%; Outer sidewall, bottom surface and container cover also have open texture, and the mean diameter in the hole of described open texture is 0.12mm, and pore-solids ratio is 32.8%.
Present embodiment is used for the preparation of the ventilative moisture-proof container of explanation.
The 104.5 weight portion waterproof and breathable particles that embodiment 1 is made and 2 weight portion organic siliconresins and 0.5 weight portion dibutyl tin dilaurate curing agent mix and obtain the first compound, this compound are placed required outer freshness preserving plate, bottom surface and the container cover of obtaining of mould; Be that the haydite of 0.23mm and 2 weight parts water epoxy resin ME-2 mix and obtain the second compound with 100 weight portion average diameter of particles, place mould to make required internal layer freshness preserving plate in this compound.And with described internal layer, outer freshness preserving plate, floor space container cover 120 ℃ of lower curing 1 hour, the thickness that obtains described skin, internal layer freshness preserving plate is 0.5cm, the thickness of container cover is 0.5cm, and be 2cm according to the width that the scale of required ventilative moisture-proof container is assemblied into cavity at the scene, the volume of cavity is the ventilative moisture-proof container of 100cm3, and will splice the sealing place with the organic siliconresin adhesive agent and be bonded and sealed complete.The internal layer sidewall that is somebody's turn to do ventilative moisture-proof container has open texture, and the mean diameter in the hole of described open texture is 0.17mm, and pore-solids ratio is 34.8%; Outer sidewall, bottom surface and container cover also have open texture, and the mean diameter in the hole of described open texture is 0.14mm, and pore-solids ratio is 31.2%.
Present embodiment is used for the preparation of the ventilative moisture-proof container of explanation.
The 102.2 weight portion waterproof and breathable particles that embodiment 1 is made and 8 weight portion liquid polyurethanes and 1 weight portion TDI trimer curing agent mix and obtain the first compound, place mould to obtain required outer freshness preserving plate, bottom surface and internal layer lid and container cover in this compound; Be that the quarz sand of 0.25mm, micro glass bead that 60 weight portion average diameter of particles are 0.31mm and 9 weight parts water based acrylic resin HD-RHA308 mix and obtain the second compound with 40 weight portion average diameter of particles, place mould to obtain required internal layer freshness preserving plate in this compound; And with the internal layer that obtains, outer freshness preserving plate, bottom surface, internal layer lid and container cover 120 ℃ of lower curing 1 hour, obtain internal layer, outer freshness preserving plate, bottom thickness and be 2cm, the thickness of internal layer lid and container cover is 2cm.And be that the width of cavity is that the volume of 1.5cm, cavity is the ventilative moisture-proof container of 150cm3 according to the size on-site consolidation of required ventilative moisture-proof container, and will splice the sealing place with the urethane resin adhesive agent and be bonded and sealed.The internal layer sidewall that is somebody's turn to do ventilative moisture-proof container has open texture, and the mean diameter in the hole of described open texture is 0.15mm, and pore-solids ratio is 37.2%; Outer sidewall, bottom surface and container cover also have open texture, and the mean diameter in the hole of described open texture is 0.13mm, and pore-solids ratio is 34.3%.
Present embodiment is used for the preparation of the ventilative moisture-proof container of explanation.
According to the ventilative moisture-proof container of method preparation of embodiment 1, different is that the waterproof and breathable particle that embodiment 1 makes replaces with quarz sand.The internal layer sidewall that is somebody's turn to do ventilative moisture-proof container has open texture, and the mean diameter in the hole of described open texture is 0.16mm, and pore-solids ratio is 35.7%; Outer sidewall, bottom surface and container cover also have open texture, and the mean diameter in the hole of described open texture is 0.15mm, and pore-solids ratio is 34.1%.
Comparative Examples 1
This Comparative Examples is used for the preparation of the ventilative moisture-proof container of explanation reference.
Prepare ventilative moisture-proof container according to the method described in the embodiment 1, different is that described internal layer freshness preserving plate, outer freshness preserving plate, bottom surface and container cover all are to be obtained by the first mixture solidified.
Comparative Examples 2
This Comparative Examples is used for the preparation of the ventilative moisture-proof container of explanation reference.
Prepare ventilative moisture-proof container according to the method described in the embodiment 1, different is that described internal layer freshness preserving plate, outer freshness preserving plate, bottom surface and container cover all are to be obtained by the second mixture solidified.
Embodiment 5-8
Test case is tested for the storge quality of the ventilative moisture-proof container that explanation the utility model provides.
In preparing the ventilative moisture-proof container of gained, embodiment 1-4 fills it up with rice respectively, and in the cavity of described ventilative moisture-proof container, add discolour silica gel (be purchased from Dongguan City generation win silica gel product Co., Ltd), the amount of described discolour silica gel is 2/3 of cavity volume, with the storge quality of the described ventilative moisture-proof container of sample formula speedy recognizer of grain moisture (being purchased from westernization glass Instr Ltd. in Beijing) test, the moisture in food surpasses 16 % by weight and represents to make moist.Acquired results (storge quality refers to, and adopts containers store food, until the moisture in the food surpasses the storage time of 16 % by weight) as shown in table 1.
Comparative Examples 3-4
Test case is used for the storge quality test of the ventilative moisture-proof container of explanation reference.
Detect storge quality by the ventilative moisture-proof container of Comparative Examples 1-2 gained according to the method for embodiment 5-8, acquired results is as shown in table 1.
Each embodiment of table 1 and the contrast of Comparative Examples anti-soak properties
From the results shown in Table 1, utilize ventilative moisture-proof container that the utility model provides to food, store such as rice, storage life is longer, illustrates that ventilative moisture-proof container has good storge quality.
Obviously, above-described embodiment only is for example clearly is described, and is not the restriction to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give all embodiments exhaustive.And the apparent variation of being extended out thus or change still are among the protection domain of the invention.
Claims (11)
1. a sliceable ventilative moisture-proof container comprises adaptive container body (1) and container cover (7), it is characterized in that:
Described container body (1) comprises bottom surface and sidewall, described sidewall is the double-decker with internal layer sidewall and outer sidewall, consist of the cavity (4) that holds desiccant between described internal layer sidewall, outer sidewall and the described bottom surface, described internal layer sidewall by internal layer freshness preserving plate (3) by being spliced to form, described outer sidewall by outer freshness preserving plate (2) by being spliced to form, between described internal layer freshness preserving plate (3) and described outer freshness preserving plate (2) and the described bottom surface all by being spliced to form described container body (1);
Described internal layer freshness preserving plate (3) has the hole that liquid water molecules can see through;
Described outer freshness preserving plate (2), bottom surface and described container cover (7) all have gaseous molecular and can see through but the impervious hole of liquid water molecules.
2. sliceable ventilative moisture-proof container according to claim 1 is characterized in that:
Fixing by deck (5) splicing between adjacent described outer freshness preserving plate (2) and the described bottom surface, described deck (5) inboard forms the draw-in groove (6) that holds respectively described outer freshness preserving plate (2) and described bottom surface, and described internal layer freshness preserving plate (3) is connected in the groove (8) that takes shape in place, described bottom surface and achieves a fixed connection.
3. sliceable ventilative moisture-proof container according to claim 1 is characterized in that:
Fixing by described deck (5) splicing between adjacent described sidewall and the described bottom surface, described deck (5) inboard forms the draw-in groove (6) that holds respectively described outer freshness preserving plate (2) and described bottom surface, and the preformed part that described outer freshness preserving plate (2) and described internal layer freshness preserving plate (3) are connected to form is connected in the described draw-in groove (6) and achieves a fixed connection.
4. it is characterized in that according to claim 2 or 3 described sliceable ventilative moisture-proof containers:
Described bottom surface is positioned on close described ventilative moisture-proof container main body (1) the one side projection (9) that forms described draw-in groove (6).
5. sliceable ventilative moisture-proof container according to claim 4 is characterized in that:
Two splice ends that adjacent described internal layer freshness preserving plate (3) splices mutually form respectively adaptive splicing breach and splicing projection, splice the splicing that realizes adjacent described internal layer freshness preserving plate (3) by cooperatively interacting of described splicing breach and described splicing projection and fix.
6. sliceable ventilative moisture-proof container according to claim 5 is characterized in that:
Two splice ends that adjacent described outer freshness preserving plate (2) splices mutually form respectively splicing breach and splicing projection, splice the splicing that realizes adjacent described outer freshness preserving plate (2) by cooperatively interacting of described splicing breach and described splicing projection and fix.
7. sliceable ventilative moisture-proof container according to claim 6 is characterized in that:
The width of described splicing breach equals to splice the thickness of the described freshness preserving plate of cooperation.
8. sliceable ventilative moisture-proof container according to claim 7 is characterized in that:
Described ventilative moisture-proof container also comprise cover on described container body uncovered and with the closely cooperate internal layer lid (10) of sealing of the internal layer sidewall of described container body, described internal layer lid (10) is formed by waterproof and breathable particle and hydrophobic nature adhesive agent bonding, and forming gaseous molecular between the adjacent waterproof and breathable particle can see through but the impervious hole of liquid water molecules.
9. sliceable ventilative moisture-proof container according to claim 8 is characterized in that:
Be equipped with deck (5) between adjacent described sidewall and the described container cover (7) and realize that splicing is fixing.
10. sliceable ventilative moisture-proof container according to claim 9 is characterized in that:
The thickness of described internal layer freshness preserving plate (3), outer freshness preserving plate (2) is 0.5-3cm, and the thickness of described bottom surface is 0.5-3cm.
11. ventilative moisture-proof container according to claim 10 is characterized in that:
Between the described internal layer freshness preserving plate, between the described outer freshness preserving plate, and splicing place between described internal layer freshness preserving plate and described bottom surface, described outer freshness preserving plate and the described bottom surface is bonded and sealed by the hydrophobic nature tack coat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220251942 CN202728729U (en) | 2012-05-30 | 2012-05-30 | Air-permeable moistureproof container capable of being spliced |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220251942 CN202728729U (en) | 2012-05-30 | 2012-05-30 | Air-permeable moistureproof container capable of being spliced |
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| Publication Number | Publication Date |
|---|---|
| CN202728729U true CN202728729U (en) | 2013-02-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220251942 Expired - Fee Related CN202728729U (en) | 2012-05-30 | 2012-05-30 | Air-permeable moistureproof container capable of being spliced |
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| Country | Link |
|---|---|
| CN (1) | CN202728729U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108187479A (en) * | 2018-01-12 | 2018-06-22 | 广东喜之郎集团有限公司 | A kind of lime drier and preparation method thereof |
| CN110406767A (en) * | 2019-08-08 | 2019-11-05 | 安徽恒杰新材料科技股份有限公司 | It is a kind of with dispelling abnormal flavor, drying, heat preservation, bacteria resistance function article-storage device |
-
2012
- 2012-05-30 CN CN 201220251942 patent/CN202728729U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108187479A (en) * | 2018-01-12 | 2018-06-22 | 广东喜之郎集团有限公司 | A kind of lime drier and preparation method thereof |
| CN110406767A (en) * | 2019-08-08 | 2019-11-05 | 安徽恒杰新材料科技股份有限公司 | It is a kind of with dispelling abnormal flavor, drying, heat preservation, bacteria resistance function article-storage device |
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