CN103239939B - A kind of superfine slurry filter pressing material and preparation method thereof - Google Patents
A kind of superfine slurry filter pressing material and preparation method thereof Download PDFInfo
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- CN103239939B CN103239939B CN201310160452.1A CN201310160452A CN103239939B CN 103239939 B CN103239939 B CN 103239939B CN 201310160452 A CN201310160452 A CN 201310160452A CN 103239939 B CN103239939 B CN 103239939B
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Abstract
The present invention relates to a kind of superfine slurry filter pressing material and preparation method thereof, it is by being provided with the base layer material in aperture and being arranged at the ultra-fine hole filter course on described base layer material top and form, it is characterized in that: described ultra-fine hole filter course is rubber cement cured layer, the distribution of described rubber cement cured layer has ultra-fine aperture, and described rubber cement cured layer is made up of dry solidification after resin material, inert particle, volatilizable solvent, firming agent mixing.Manufacture method technique of the present invention is simple, used with low cost, and this superfine slurry filter pressing material possesses and ensure that ultra-fine aperture, it is possible to the advantage reducing filter pressing resistance.
Description
Technical field
The present invention relates to filter pressing field of material technology, particularly relate to a kind of superfine slurry filter pressing material and preparation method thereof.
Background technology
In fine ceramics produces, it is often necessary to powder body is washed, or carries out filter pressing shaping, at this moment will use ultra-fine aperture filter pressing material.The aperture of ultra-fine aperture filter pressing material should allow liquid flow through, and ensures again to allow slip particle pass through, and except ensureing the aperture of ultra-fine aperture filter pressing material, speed of filter pressing also drastically influence production efficiency.In prior art, in order to increase speed of filter pressing and reduce filter pressing resistance, the method generally taked is to do thin by filter membrane or filter plate.
There are the following problems when making ultra-fine aperture structure material for prior art:
1. material technique when making in ultra-fine pore pressure filter footpath is extremely complex and relatively costly；
2., due to the ultra-fine aperture structure of ultra-fine filter pressing footpath material, cause that speed of filter pressing is slow, seriously reduce production efficiency；
3. in order to increase the speed of filter pressing of ultra-fine filter pressing material, ultra-fine filter pressing material being made sheet complex steps, complex process, products obtained therefrom quality is uneven.
In consideration of it, be necessary to provide a kind of new superfine slurry filter pressing material and preparation method thereof to solve above-mentioned technical problem.
Summary of the invention
It is an object of the invention to provide a kind of superfine slurry filter pressing material and preparation method thereof, its manufacture method technique is simple, used with low cost, and this superfine slurry filter pressing material possesses and ensure that ultra-fine aperture, it is possible to the advantage reducing filter pressing resistance.
For achieving the above object, one aspect of the present invention provides a kind of superfine slurry filter pressing material, and concrete technical scheme is as follows:
A kind of superfine slurry filter pressing material, it is by being provided with the base layer material in aperture and being arranged at the ultra-fine hole filter course on described base layer material top and form, it is characterized in that: described ultra-fine hole filter course is rubber cement cured layer, the distribution of described rubber cement cured layer has ultra-fine aperture, described rubber cement cured layer includes resin material, inert particle, firming agent.
As the further improvement of the present invention, the aperture of described basal layer is selected from 0.01 ~ 1 μm, 1 ~ 10 μm, 10 ~ 50 μm.
Further improving as the present invention, described base layer material is selected from metal, pottery or plastics.
Further improving as the present invention, described resin material is selected from epoxy resin, acrylic resin, phenolic resin, unsaturated polyester resin, furane resins.
Further improving as the present invention, described volatilizable solvent can be water, methanol, ethanol, isopropanol, acetone, ethyl acetate, chloroform, carbon tetrachloride.
As the further improvement of the present invention, described inert particle is selected from quartz, carborundum, aluminium oxide, zirconium oxide.
Another aspect provides the manufacture method of a kind of superfine slurry filter pressing material, specifically include following steps:
1) preparation of rubber cement
Weighing each component by following percentage by weight: resin material 3 ~ 30%, volatilizable solvent 10 ~ 40%, firming agent 1 ~ 6%, inert particle 30 ~ 60%, mix homogeneously forms rubber cement.
2) coating adhesive pulp layer
Rubber cement obtained for step 1) is coated to base layer material upper surface；
3) dry solidification
By step 2) the base layer material heated baking with mucilage layer of gained, after the volatilizable solvent volatilization in mucilage layer, mucilage layer solidifies, both.
As a further improvement on the present invention, the described heated baking time is selected from 0.5-4h, and described heated baking temperature is selected from 20-140 DEG C.
Ultra-fine hole provided by the present invention filter course is rubber cement cured layer, it is made up of resin material, firming agent, volatile solvent, inert particle, wherein resin material is binding agent, serosity is become after adding volatile solvent, it is thought of as rubber cement after mixing homogeneously with inert particle and firming agent, is coated on the base layer material upper surface of larger aperture, toasted, volatile solvent volatilizees, and forms ultra-fine aperture rubber cement cured layer.
The beneficial effect of the invention is as follows:
1. superfine slurry filter pressing material processing technology provided by the present invention is simple, it is not necessary to special installation, and manufacturing conditions is gentle, lower cost for material.
2. material aperture provided by the present invention can arbitrarily adjust, the strong adaptability to slip.
3. the surface apertures of material provided by the present invention is little, and internal aperture is bigger.So not only ensure that filter effect but also improve filter efficiency.
4. the present invention can meet the instructions for use under different working condition.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present invention；
In accompanying drawing: 1 base layer material, 2 rubber cement cured layers.
Detailed description of the invention
Below in conjunction with accompanying drawing 1 and specific embodiment, the present invention is described further.
As shown in Figure 1, the present invention includes the base layer material 1 being provided with aperture and the ultra-fine hole filter course 2 being arranged at described base layer material top, described ultra-fine hole filter course 2 is rubber cement cured layer, rubber cement cured layer aperture is little, base foundation material layer 1 aperture is relatively big, so not only ensure that filter effect but also improve filter efficiency.
Embodiment 1:
A kind of manufacture method of superfine slurry filter pressing material:
Weigh epoxy resin 11 parts, acetone 20, silica flour 68.3,0.7 part of firming agent. after said components mix homogeneously, it is coated in porous ceramic film material layer upper surface.At room temperature allow acetone volatilization a part of, then be placed on interior baking 2 hours at 60 DEG C of baking oven.Then take out after cooling to room temperature.
Obtained superfine slurry filter pressing material includes porous ceramic film material layer and is arranged at the rubber cement cured layer on described porous ceramic film material layer top, and the distribution of described rubber cement cured layer has ultra-fine aperture, and described rubber cement cured layer includes epoxy resin, silica flour, firming agent.
Embodiment 2
A kind of manufacture method of superfine slurry filter pressing material:
Weigh 8 parts of phenolic resin, methanol 25 parts, carborundum powder 65 parts, 2 parts of firming agent.After said components mix homogeneously, it is coated to porous stainless steel material layer upper surface.The above-mentioned stainless steel bed of material being coated with mucilage layer is put into baking oven, and at 30 DEG C, insulation 1 is little, is incubated 2 hours at 80 DEG C, is incubated 1.5 hours at 140 DEG C, takes out after then cooling to room temperature.
Obtained superfine slurry filter pressing material includes porous stainless steel material layer and is arranged at the rubber cement cured layer on described porous stainless steel material layer top, the distribution of described rubber cement cured layer has ultra-fine aperture, described rubber cement cured layer includes phenolic resin, carborundum powder, firming agent.
Embodiment 3
A kind of manufacture method of superfine slurry filter pressing material:
Weigh acrylic resin 30 parts, isopropanol 40 parts, alumina powder 24 parts, 6 parts of firming agent.After said components mix homogeneously, it is coated to porous plastic materials layer upper surface.The above-mentioned plastic material layer being coated with mucilage layer is put into baking oven, toasts 4 hours at 100 DEG C, take out after then cooling to room temperature.
Obtained superfine slurry filter pressing material includes porous plastic materials layer and is arranged at the rubber cement cured layer on described porous plastic materials layer top, the distribution of described rubber cement cured layer has ultra-fine aperture, described rubber cement cured layer includes acrylic resin, alumina powder, firming agent.
Mucilage layer coating thickness in the present invention can be 0.1-2000 μm, and the particle size range of inert particle can be 0.01-1 μm.The shape of working surface of base layer material can have any shape, and facilitates choosing of base layer material.
Above example is only in order to illustrate technical scheme and unrestricted, although the present invention being described in detail with reference to preferred embodiment, it will be understood by those within the art that, technical scheme can be modified or equivalent replacement, without deviating from the spirit and scope of technical solution of the present invention, it all should be encompassed in the middle of scope of the presently claimed invention.
Claims (2)
1. a superfine slurry filter pressing material, its base layer material including being provided with aperture and be arranged at the ultra-fine hole filter course composition on described base layer material top, it is characterized in that: described ultra-fine hole filter course is rubber cement cured layer, the distribution of described rubber cement cured layer has ultra-fine aperture, described rubber cement cured layer includes resin material, inert particle, firming agent;
Described in the aperture ratio of described base layer material, the ultra-fine aperture of rubber cement cured layer distribution is big；
The aperture of described base layer material is selected from 0.01 ~ 1 μm；
Described base layer material is selected from metal, pottery or plastics；
Described resin material is phenolic resin；
Described inert particle is carborundum powder；
The preparation method of described ultra-fine slurry filter pressing material comprises the following steps:
(1) preparation of rubber cement
Weighing each component by following percentage by weight: 8 parts of phenolic resin, methanol 25 parts, 2 parts of firming agent, carborundum powder 65 parts, mix homogeneously forms rubber cement；
(2) coating adhesive pulp layer
Rubber cement obtained for step (1) is coated to base layer material upper surface；
(3) dry solidification
By the base layer material heated baking with mucilage layer of step (2) gained, after the methanol volatilization in mucilage layer, mucilage layer solidifies, both；
The mode of described heated baking is 30 DEG C and is incubated 1 hour, and 80 DEG C are incubated 2 hours, and 140 DEG C are incubated 1.5 hours, then cool to room temperature.
2. a manufacture method for a kind of superfine slurry filter pressing material as claimed in claim 1, specifically includes following steps:
(1) preparation of rubber cement
Weighing each component by following percentage by weight: 8 parts of phenolic resin, methanol 25 parts, 2 parts of firming agent, carborundum powder 65 parts, mix homogeneously forms rubber cement；
(2) coating adhesive pulp layer
Rubber cement obtained for step (1) is coated to base layer material upper surface；
Dry solidification
By the base layer material heated baking with mucilage layer of step (2) gained, after the methanol volatilization in mucilage layer, mucilage layer solidifies, both；
The mode of described heated baking is 30 DEG C and is incubated 1 hour, and 80 DEG C are incubated 2 hours, and 140 DEG C are incubated 1.5 hours, then cool to room temperature.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310160452.1A CN103239939B (en) | 2013-05-05 | 2013-05-05 | A kind of superfine slurry filter pressing material and preparation method thereof |
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| CN201310160452.1A CN103239939B (en) | 2013-05-05 | 2013-05-05 | A kind of superfine slurry filter pressing material and preparation method thereof |
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| CN103239939A CN103239939A (en) | 2013-08-14 |
| CN103239939B true CN103239939B (en) | 2016-07-20 |
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| CN201310160452.1A Expired - Fee Related CN103239939B (en) | 2013-05-05 | 2013-05-05 | A kind of superfine slurry filter pressing material and preparation method thereof |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0440874A2 (en) * | 1990-02-06 | 1991-08-14 | GAIOTTO IMPIANTI S.p.A. | Mold for casting ceramic products |
| EP0574247A1 (en) * | 1992-06-09 | 1993-12-15 | Toto Ltd. | Open-cell porous material, method for preparing the material and mold for pressure-cast-molding ceramic article formed from the material |
| CN102442801A (en) * | 2010-10-09 | 2012-05-09 | 咸阳陶瓷研究设计院 | Cellular resin mold material and preparation method thereof |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH085048B2 (en) * | 1986-07-16 | 1996-01-24 | トヨタ自動車株式会社 | Method for producing porous molding die having two-layer structure for ceramics molding |
| JPH04152105A (en) * | 1990-10-16 | 1992-05-26 | Nikko Co | Manufacture of mold for molding of ceramic product |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0440874A2 (en) * | 1990-02-06 | 1991-08-14 | GAIOTTO IMPIANTI S.p.A. | Mold for casting ceramic products |
| EP0574247A1 (en) * | 1992-06-09 | 1993-12-15 | Toto Ltd. | Open-cell porous material, method for preparing the material and mold for pressure-cast-molding ceramic article formed from the material |
| CN102442801A (en) * | 2010-10-09 | 2012-05-09 | 咸阳陶瓷研究设计院 | Cellular resin mold material and preparation method thereof |
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