CN102726233B - Flowerpot cover plate and manufacturing method thereof - Google Patents
Flowerpot cover plate and manufacturing method thereof Download PDFInfo
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- CN102726233B CN102726233B CN201110095625.7A CN201110095625A CN102726233B CN 102726233 B CN102726233 B CN 102726233B CN 201110095625 A CN201110095625 A CN 201110095625A CN 102726233 B CN102726233 B CN 102726233B
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Abstract
The invention provides a flowerpot cover plate and a manufacturing method thereof. The flowerpot cover plate is a porous plate obtained by molding a sand-based composition containing silica sand and binder, and curing the binder. The sizes of the pores of the porous plate are in gradient change along the thickness direction of the porous plate. According to the invention, the flowerpot cover plate is obtained by molding a sand-based composition containing silica sand and binder, and curing the binder, and the average size of the silica sand is in gradient change along the thickness direction of the flowerpot cover plate during the flowerpot cover plate forming process, so that the pores in the flowerpot cover plate gradually decrease along the thickness direction and that the formed flowerpot cover plate can both realize air and water permeation and has moisture keeping effects.
Description
Technical field
The present invention relates to a kind of flowerpot cover plate and preparation method thereof.
Background technology
At present, varied for the flowerpot pattern of planting pot plant, but flowerpot does not arrange cover plate mostly, and after watering, moisture evaporates very soon, does not have the effect to soil moisturizing in flowerpot, and soil bareness has also affected the overall appearance effect of pot plant.
In order to improve the attractive in appearance of flowerpot, there is the flowerpot cover plate that adopts transparent material to make as glass, although it can suppress the evaporation of moisture to a certain extent, but the function without air-and water-permeable, waterproof causing when pot plant is watered, flowerpot cover plate need to be removed to the airtight growth that affects pot plant.
Therefore, how to obtain and can realize the flowerpot cover plate that air-and water-permeable has again moistening effect and remain a technical problem urgently to be resolved hurrily.
Summary of the invention
The object of the invention is to address the above problem, provide a kind of and can realize the flowerpot cover plate that air-and water-permeable has again moistening effect.
Another object of the present invention is to provide a kind of preparation method of flowerpot cover plate.
The present inventor finds by research, by by the sand based composition and use thereof in packaging moulding that contains silica sand and binding agent, make adhesive cures obtain flowerpot cover plate, and in flowerpot cover plate forming process, make the average grain diameter of silica sand along the thickness direction graded of flowerpot cover plate, thereby the hole through-thickness in the flowerpot cover plate that makes to obtain diminishes gradually, the flowerpot cover plate forming like this can be realized air-and water-permeable and have again moistening effect.Thereby realized the present invention.
The invention provides flowerpot cover plate, wherein, this flowerpot cover plate is for by the sand based composition and use thereof in packaging moulding that contains silica sand and binding agent, porous sheet material that adhesive cures is obtained, and the size in the hole of this porous sheet material is along the thickness direction graded of this porous sheet material.
The present invention also provides a kind of preparation method of flowerpot cover plate, and wherein, the method comprises lays according to the ascending mode layering of silica sand average grain diameter the sand based composition and use thereof in packaging that contains silica sand and binding agent moulding, makes adhesive cures.
Flowerpot cover plate of the present invention can be realized air-and water-permeable and have again moistening effect.
Embodiment
According to flowerpot cover plate provided by the invention, wherein, this flowerpot cover plate is for by the sand based composition and use thereof in packaging moulding that contains silica sand and binding agent, porous sheet material that adhesive cures is obtained, and along the thickness direction of this sheet material, the hole in sheet material diminishes gradually.
According to flowerpot cover plate of the present invention, as long as the size in hole wherein can realize air-and water-permeable of the present invention and moistening effect along the thickness direction graded of this porous sheet material.In the preferred case, for the size in hole that further guarantees porous sheet material is along the thickness direction graded of this porous sheet material, the average grain diameter of described silica sand is along the thickness direction graded of this porous sheet material, thereby the hole that makes this porous sheet material diminishes along the thickness direction gradient of this porous sheet material.In more preferred situation, the graded of the average grain diameter of described silica sand can be 10-500 μ m/cm.The graded of the average grain diameter of described silica sand refers to the mean value of the difference of the average grain diameter of silica sand in every centimetre of thickness flowerpot cover plate, and its average grain diameter of silica sand and the thickness of flowerpot that can use in preparation process by mensuration flowerpot cover plate calculates.In the present invention, the particle diameter in described particle diameter and average grain diameter refers to particle diameter.
In the present invention, described silica sand can be various silica sands, for example, and can be for being selected from one or more in drift-sand, artificial sand, reclaimed sand, river sand, extra large sand and mountain sand.Under preferable case, the particle diameter of described silica sand can be 53-1180 μ m, is preferably 65-1100 μ m.In preferred situation, the average diameter of silica sand that is positioned at two surfaces of described sheet material can be respectively 425-1180 μ m and 53-212 μ m, is preferably respectively 425-850 μ m and 75-212 μ m.Be positioned at the average diameter of silica sand on two surfaces of described flowerpot cover plate when above-mentioned scope, can further improve flowerpot cover plate to the air-and water-permeable of soil in flowerpot and moistening effect.
In further preferred situation, the uniformity changing in order further to improve the hole of porous sheet material in thickness direction, the sphericity of described silica sand can be 0.5-0.95, is preferably 0.7-0.95.Wherein, " sphericity " refers to the relative acutance of grain corner or measuring of curvature, also can refer to the degree of particle subglobular; The assay method of sphericity is conventionally known to one of skill in the art, for example, can adopt chart method to measure.In order to reach sphericity requirement of the presently claimed invention, can adopt and silica sand be carried out to the needs that the control methods known in those skilled in the art such as ball milling meet silica sand sphericity.The sphericity of described silica sand, when above-mentioned scope, can further improve flowerpot cover plate to the air-and water-permeable of soil in flowerpot and moistening effect.
In the present invention, in order to guarantee that when the moulding, silica sand can bond together well, in described sand based composition and use thereof in packaging, the silica sand of 100 weight portions of take is benchmark, and the content of described binding agent can be 1-15 weight portion, is preferably 5-10 weight portion.
In the present invention, there is no particular limitation for the kind of described binding agent, and the various binding agents that silica sand can be bonded together all can be used in the present invention and realize object of the present invention.For example, described binding agent can be selected from one or more in epoxy resin, polyvinylidene fluoride resin, waterglass, phenolic resins, acrylic resin, polyurethane resin and portland cement; Under preferable case, described binding agent is phenolic resins and/or epoxy resin.Described phenolic resins and epoxy resin can suitably be selected in conventional phenolic resins and epoxy resin.Particularly, described phenolic resins can be preferably acid catalysis phenolic resins for acid catalysis phenolic resins and/or base catalysis phenolic resins, and the weight average molecular weight of described acid catalysis phenolic resins can be 300-12000, is preferably 500-5000.Described epoxy resin is preferably bisphenol A type epoxy resin, and the epoxide number of described epoxy resin can be 0.3-0.55mol/100g, and its weight average molecular weight can be 500-10000, is preferably 800-5000.
In the present invention, described sand based composition and use thereof in packaging also contains curing agent, and the silica sand of 100 weight portions of take is benchmark, and the content of described curing agent can be 0.01-15 weight portion, is preferably 0.1-5 weight portion.For the kind of curing agent of the present invention, there is no particular limitation, for example, can be selected from one or more in amine type curing agent, anhydride type curing agent, poly aluminium phosphate, prodan and methenamine; Under preferable case, described curing agent is amine type curing agent and/or anhydride type curing agent.Described amine type curing agent can be ethylenediamine, trimethylhexamethylenediamine, hexa, diethyl triamine, methylol ethylenediamine, AEEA, dihydroxy ethyl ethylenediamine, ethoxy diethylenetriamine, dihydroxy ethyl ethylenediamine, ethoxy diethylenetriamine, dihydroxy ethyl diethylenetriamine, ethoxy hexamethylene diamine, one cyanoethyl ethylenediamine, dicyanoethyl ethylenediamine, dicyanoethyl hexamethylene diamine, dicyandiamide, cyclohexanediamine, the Meng alkane diamines, amine ethyl croak piperazine, at least one in IPD and DACH, described anhydride type curing agent example can be at least one in methyl tetrahydrophthalic anhydride, methyl hexahydrophthalic anhydride, succinic anhydride and adipic anhydride.In preferred embodiment, when described binding agent is phenolic resins, described curing agent most preferably is hexa; When described binding agent is epoxy resin, described curing agent most preferably is above-mentioned amine type curing agent.
In the present invention, for the shape of flowerpot cover plate, there is no particular limitation, can suitably select according to the shape of flowerpot, for example, can be square, rhombus, triangle, circle or oval.Flowerpot cover plate of the present invention can be an integral slab of various shapes, also can be assembled into a flowerpot cover plate by several piece, can be for example by circle centre position, to be useful on circular slab or the square plate of the opening of plant growth, also can be useful on respectively assembled circular slab of two semicircles of opening of plant growth etc. by circle centre position.As long as flowerpot cover plate is by by the sand based composition and use thereof in packaging moulding that contains silica sand and binding agent, porous sheet material that adhesive cures is obtained, and the thickness direction along this sheet material, hole in sheet material diminishes gradually, can realize object of the present invention, for shape or other structure of flowerpot cover plate, can suitably select.
Thickness for flowerpot cover plate does not have special requirement, can select according to actual needs, and in the preferred case, the thickness of flowerpot cover plate of the present invention can be 0.5-5cm.In order to prevent that soil overflows from the opening part for plant growth with water when watering to pot plant through flowerpot cover plate, in the preferred case, it is thicker that flowerpot cover plate is preferably middle part, the form that periphery position is thinner.
According to the preparation method of flowerpot cover plate provided by the invention, wherein, the method comprises lays according to the ascending mode layering of silica sand average grain diameter the sand based composition and use thereof in packaging that contains silica sand and binding agent moulding, makes adhesive cures.Silica sand composition is laid to the flowerpot cover plate that the size that can obtain the hole in flowerpot cover plate changes in gradient along the thickness direction of flowerpot cover plate according to the ascending mode layering of silica sand average grain diameter, can be realized the effect of air-and water-permeable and moisturizing.
As long as the method for described moulding can make the sand based composition and use thereof in packaging that contains silica sand and binding agent be shaped to one, and there is certain intensity and just there is no special requirement.In the preferred case, in the present invention, preferred forming method comprises compressing, compressing condition comprises that pressure can be 0.1-1MPa, is preferably 0.12-0.8MPa, and the time can be 30-300s, be preferably 60-240s, temperature can be 20-300 ℃, can be 20-260 ℃.
In the preferred case, method of the present invention also comprises after moulding under temperature is the condition of 0-60 ℃ and places 1-24 hour.
In the preparation method at flowerpot cover plate of the present invention, form silica sand, binding agent and the curing agent of flowerpot cover plate, also have the shape and structure of sand base brick all same as described above, therefore, do not repeat them here.
When flowerpot cover plate of the present invention is used, the surface that silica sand average grain diameter is larger contacts soil and contacts with flowerpot, and the less surface of silica sand particle diameter outwardly.Like this, flowerpot cover plate can suppress better soil moisture and outwards evaporate, and further improves the moistening effect of flowerpot.
More than describe the preferred embodiment of the present invention in detail; but the present invention is not limited to the detail in above-mentioned embodiment, within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition, each concrete technical characterictic described in above-mentioned embodiment, in reconcilable situation, can combine by any suitable mode, for fear of unnecessary repetition, the present invention is to the explanation no longer separately of various possible combinations.
To the present invention, be further described in detail by specific embodiment below.
In following Preparation Example, according to the method for JC/T945-2005 regulation, measure compression strength and the coefficient of permeability of flowerpot cover plate.
Embodiment 1
The present embodiment is used for illustrating flowerpot cover plate its preparation method provided by the invention.
The ethanol that adds 0.5 weight portion in the bisphenol A type epoxy resin (purchased from Zibo Shao Hua Trade Co., Ltd., epoxide number is 0.09-0.14mol/100g) of 2.5 weight portions, after mixing, adds the ethylenediamine of 0.5 weight portion to obtain glue.Then, this glue is divided into impartial two parts, the average particulate diameter that adds respectively 50 weight portions to is that the average particulate diameter of 600mm, 50 weight portions is in 150mm silica sand (sphericity is 0.65) and mixes.According to the ascending order of particle diameter, at circle centre position, there is layering in the circular flowerpot cover plate mould of opening to lay respectively, at 0.5MPa, 180 ℃, suppress 100s, the circular prefabricated component that the thickness that is useful on the opening of plant growth in the middle of being shaped to is 1cm, by this prefabricated component dry 24h under outdoor conditions (25 ℃), obtain flowerpot cover plate A1, graded, compression strength and the coefficient of permeability of two surface silicon sand average diameter size of this sand base brick, the average grain diameter of silica sand are as shown in table 1 below.
Embodiment 2
The present embodiment is used for illustrating flowerpot cover plate its preparation method provided by the invention.
The ethanol that adds 0.5 weight portion in the bisphenol A type epoxy resin (purchased from Zibo Shao Hua Trade Co., Ltd., epoxide number is 0.09-0.14mol/100g) of 2.5 weight portions, after mixing, adds the ethylenediamine of 0.5 weight portion to obtain glue.Then, this glue is divided into impartial two parts, the average particulate diameter that adds respectively 50 weight portions to is that the average particulate diameter of 450mm, 50 weight portions is in 200mm silica sand (sphericity is 0.65) and mixes.According to the ascending order of particle diameter, at circle centre position, there is layering in the circular flowerpot cover plate mould of opening to lay respectively, at 0.5MPa, 180 ℃, suppress 100s, the circular prefabricated component that the thickness that is useful on the opening of plant growth in the middle of being shaped to is 1cm, by this prefabricated component, under outdoor conditions, (25 ℃) are dried 24h, obtain flowerpot cover plate A2, graded, compression strength and the coefficient of permeability of two surface silicon sand average diameter size of this sand base brick, the average grain diameter of silica sand are as shown in table 1 below.
Embodiment 3
The present embodiment is used for illustrating flowerpot cover plate its preparation method provided by the invention.
The ethanol that adds 0.5 weight portion in the bisphenol A type epoxy resin (purchased from Zibo Shao Hua Trade Co., Ltd., epoxide number is 0.09-0.14mol/100g) of 2.5 weight portions, after mixing, adds the ethylenediamine of 0.5 weight portion to obtain glue.Then, this glue is divided into impartial four parts, and the average particulate diameter that adds respectively 25 weight portions to is that the average particulate diameter of 850mm, 25 weight portions is that the average particulate diameter of 600mm, 25 weight portions is that the average particulate diameter of 350mm, 25 weight portions is in 100mm silica sand (sphericity is 0.65) and mixes.According to the ascending order of particle diameter, at circle centre position, there is layering in the circular flowerpot cover plate mould of opening to lay respectively, at 0.12MPa, 260 ℃, suppress 60s, the circular prefabricated component that the thickness that is useful on the opening of plant growth in the middle of being shaped to is 2cm, by this prefabricated component at 60 ℃ of dry 5h, obtain flowerpot cover plate A3, graded, compression strength and the coefficient of permeability of two surface silicon sand average diameter size of this sand base brick, the average grain diameter of silica sand are as shown in table 1 below.
Embodiment 4
The present embodiment is used for illustrating flowerpot cover plate its preparation method provided by the invention.
The ethanol that adds 0.5 weight portion in the bisphenol A type epoxy resin (purchased from Zibo Shao Hua Trade Co., Ltd., epoxide number is 0.09-0.14mol/100g) of 2.5 weight portions, after mixing, adds the ethylenediamine of 0.5 weight portion to obtain glue.Then, this glue is divided into impartial two parts, the average particulate diameter that adds respectively 50 weight portions to is that the average particulate diameter of 450mm, 50 weight portions is in 200mm silica sand (sphericity is 0.65) and mixes.According to the ascending order of particle diameter, at circle centre position, there is layering in the circular flowerpot cover plate mould of opening to lay respectively, at 0.8MPa, 20 ℃, suppress 240s, the circular prefabricated component that the thickness that is useful on the opening of plant growth in the middle of being shaped to is 1cm, by this prefabricated component dry 24h under outdoor conditions, obtain flowerpot cover plate A4, graded, compression strength and the coefficient of permeability of two surface silicon sand average diameter size of this sand base brick, the average grain diameter of silica sand are as shown in table 1 below.
Comparative example 1
The ethanol that adds 0.5 weight portion in the bisphenol A type epoxy resin (purchased from Zibo Shao Hua Trade Co., Ltd., epoxide number is 0.09-0.14mol/100g) of 2.5 weight portions, after mixing, adds the ethylenediamine of 0.5 weight portion to obtain glue.Then, the average particulate diameter that this glue is added to 100 weight portions is in 600mm silica sand (sphericity is 0.65) and mixes.At circle centre position, there is layering in the circular flowerpot cover plate mould of opening to lay, at 0.5MPa, 180 ℃, suppress 100s, the circular prefabricated component that the thickness that is useful on the opening of plant growth in the middle of being shaped to is 1cm, by this prefabricated component dry 24h under outdoor conditions (25 ℃), obtain flowerpot cover plate D1, graded, compression strength and the coefficient of permeability of two surface silicon sand average diameter size of this sand base brick, the average grain diameter of silica sand are as shown in table 1 below.
Table 1
In upper table 1, can find out, the porous flowerpot cover plate of preparing according to method provided by the invention has certain coefficient of permeability, can realize the effect of air-and water-permeable, has certain compression strength simultaneously.
Moisture-retaining capacity
Method of testing: cut flowerpot cover plate that above-described embodiment 1-4 and comparative example 1 make as test sample according to 15cm * 15cm respectively, sample is covered respectively in filling the 500ml beaker of 300ml water, under the condition that is 60% in normal pressure, room temperature, relative moisture, place 1 week, measure the height that in beaker, the water surface declines, with this water surface falling head, weigh the moisture-retaining capacity of flowerpot cover plate.The water surface falling head more moistening effect of the bright flowerpot cover plate of novel is higher.Concrete test result is as shown in table 2.
Table 2
From the moisture-retaining capacity testing experiment result of above-mentioned flowerpot cover plate, can find out, the porous flowerpot cover plate A1-A4 that the hole through-thickness of preparing according to method provided by the invention diminishes gradually compares with the porous flowerpot cover plate D1 of porous nickel, has more obvious moistening effect.
Claims (9)
1. a flowerpot cover plate, is characterized in that, this flowerpot cover plate is for by the sand based composition and use thereof in packaging moulding that contains silica sand and binding agent, porous sheet material that adhesive cures is obtained, and the size in the hole of this porous sheet material is along the thickness direction graded of this porous sheet material; The graded of the average grain diameter of described silica sand is 10-500 μ m/cm; The particle diameter of described silica sand is 53-1180 μ m, and sphericity is 0.5-0.95; In described sand based composition and use thereof in packaging, the silica sand of 100 weight portions of take is benchmark, and the content of described binding agent is 1-15 weight portion; In described sand based composition and use thereof in packaging, described binding agent is selected from one or more of epoxy resin, polyvinylidene fluoride resin, waterglass, phenolic resins, acrylic resin, polyurethane resin.
2. flowerpot cover plate according to claim 1, wherein, the average grain diameter of described silica sand is along the thickness direction graded of this porous sheet material, thus the hole that makes this porous sheet material diminishes along the thickness direction gradient of this porous sheet material.
3. flowerpot cover plate according to claim 1, wherein, the average diameter of silica sand that is positioned at two surfaces of described sheet material is respectively 425-1180 μ m and 53-212 μ m.
4. flowerpot cover plate according to claim 3, wherein, the average diameter of silica sand that is positioned at two surfaces of described sheet material is respectively 425-850 μ m and 75-212 μ m.
5. flowerpot cover plate according to claim 1, wherein, described sand based composition and use thereof in packaging also contains curing agent, and the silica sand of 100 weight portions of take is benchmark, and the content of described curing agent is 0.01-15 weight portion.
6. flowerpot cover plate according to claim 5, wherein, described curing agent is selected from one or more in amine type curing agent, anhydride type curing agent, poly aluminium phosphate, prodan and methenamine.
7. a preparation method for flowerpot cover plate, is characterized in that, the method comprises lays according to the ascending mode layering of silica sand average grain diameter the sand based composition and use thereof in packaging that contains silica sand and binding agent moulding, makes adhesive cures; The graded of the average grain diameter of described silica sand is 10-500 μ m/cm; The particle diameter of described silica sand is 53-1180 μ m, and sphericity is 0.5-0.95; In described sand based composition and use thereof in packaging, the silica sand of 100 weight portions of take is benchmark, and the content of described binding agent is 1-15 weight portion; In described sand based composition and use thereof in packaging, described binding agent is selected from one or more of epoxy resin, polyvinylidene fluoride resin, waterglass, phenolic resins, acrylic resin, polyurethane resin.
8. preparation method according to claim 7, wherein, the method for described moulding comprises that compressing, compressing condition comprises that pressure is 0.1-1MPa, and the time is 30-300s, and temperature is 20-300 ℃.
9. preparation method according to claim 7, wherein, the method also comprises after moulding under temperature is the condition of 0-60 ℃ places 1-24 hour.
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| CN201110095625.7A CN102726233B (en) | 2011-04-15 | 2011-04-15 | Flowerpot cover plate and manufacturing method thereof |
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| CN201110095625.7A CN102726233B (en) | 2011-04-15 | 2011-04-15 | Flowerpot cover plate and manufacturing method thereof |
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| CN102726233A CN102726233A (en) | 2012-10-17 |
| CN102726233B true CN102726233B (en) | 2014-09-10 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104108129B (en) * | 2014-06-12 | 2016-05-18 | 刘彦平 | A kind of processing machine of planting container for plant and processing method thereof |
| CN105981605A (en) * | 2015-03-04 | 2016-10-05 | 刘智会 | Equipment special for breathable and watertight flowerpot and manufacturing method of equipment |
| CN108947354A (en) * | 2018-08-27 | 2018-12-07 | 万卓（江苏）新材料有限公司 | A kind of biomass flowerpot and preparation method thereof |
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| CN2062942U (en) * | 1989-11-09 | 1990-10-03 | 张步云 | Flower pot |
| KR20040035199A (en) * | 2002-10-18 | 2004-04-29 | 하상훈 | flowerpot covering |
| CN200947761Y (en) * | 2006-04-24 | 2007-09-19 | 周占福 | Environment protecting type flower pot able to saving water |
| CN201352915Y (en) * | 2009-01-04 | 2009-12-02 | 邱俊飞 | Flowerpot cover |
| CN101838116A (en) * | 2009-03-19 | 2010-09-22 | 北京仁创科技集团有限公司 | Hydrophobic granule and preparation method thereof, and waterproof breathable structure and forming method thereof |
| CN101965789A (en) * | 2009-07-27 | 2011-02-09 | 北京仁创科技集团有限公司 | Potting structure and potting planting container |
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2011
- 2011-04-15 CN CN201110095625.7A patent/CN102726233B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2062942U (en) * | 1989-11-09 | 1990-10-03 | 张步云 | Flower pot |
| KR20040035199A (en) * | 2002-10-18 | 2004-04-29 | 하상훈 | flowerpot covering |
| CN200947761Y (en) * | 2006-04-24 | 2007-09-19 | 周占福 | Environment protecting type flower pot able to saving water |
| CN201352915Y (en) * | 2009-01-04 | 2009-12-02 | 邱俊飞 | Flowerpot cover |
| CN101838116A (en) * | 2009-03-19 | 2010-09-22 | 北京仁创科技集团有限公司 | Hydrophobic granule and preparation method thereof, and waterproof breathable structure and forming method thereof |
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