CN107032733B - Discharge the diatom ooze and preparation method thereof of anion - Google Patents
Discharge the diatom ooze and preparation method thereof of anion Download PDFInfo
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- CN107032733B CN107032733B CN201710447550.1A CN201710447550A CN107032733B CN 107032733 B CN107032733 B CN 107032733B CN 201710447550 A CN201710447550 A CN 201710447550A CN 107032733 B CN107032733 B CN 107032733B
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/18—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing mixtures of the silica-lime type
- C04B28/182—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing mixtures of the silica-lime type based on calcium silicate forming mixtures not containing lime or lime producing ingredients, e.g. waterglass based mixtures heated with a calcium salt
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00025—Aspects relating to the protection of the health, e.g. materials containing special additives to afford skin protection
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00482—Coating or impregnation materials
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Abstract
The present invention relates to a kind of diatom oozes and preparation method thereof for discharging anion.By weight percentage, the diatom ooze of the release anion is mainly prepared from the following materials: diatomite 10%~50%, compound tourmaline powder 10%~40%, rare earth oxide 0.5%~5%, titanium dioxide 5%~30%, cementitious material 5%~30%, redispersable latex powder 1%~15%, cellulose 0.1%~2%；By weight percentage, the compound tourmaline powder is mainly prepared from the following materials: 50%~80% tourmaline powder, 10%~40% nano-titanium dioxide, 1%~10% sodium metasilicate, 0.5%~1% surfactant.Diatom ooze of the invention can sustained release anion and far infrared, there is good air purification effect and body-care effect, and purification efficiency and purification persistence height, the adhesive force of diatom ooze is good.
Description
Technical field
The present invention relates to decorative paint fields, more particularly to a kind of diatom ooze and preparation method thereof for discharging anion.
Background technique
With the increasingly promotion of living standard, demand of the people to high-quality house decorative material is more and more urgent.And silicon
Algal gel is as a kind of performance and environmental protection of integrating as the new indoor wall surfacing material of the whole body, its own is with porous structure, huge
Big specific surface area and powerful absorption property and the characteristics such as acidproof, alkaline-resisting, can be prepared by mixing into multi-functional with other materials
Ornament materials, both adjustable indoor humidity, increased the comfort level of inhabitation, itself does not contain harmful substance again, becomes interior
Fit up the new lover on boundary.
But conventional diatom ooze house decorative material is due to being simple physical absorption, and there are function reductions after adsorption saturation
The problem of and adhesive force it is low.Although there is related researcher to purify using photocatalyst medium with the use of can be improved diatom ooze
The function of air, but since nano material is in the presence of reuniting, being not easy the drawbacks of dispersing, it is directly added into and will be greatly reduced photocatalyst decomposition
The utilization efficiency of material, influences using effect.
Summary of the invention
Based on this, the present invention provides a kind of diatom ooze for discharging anion, diatom ooze adhesive force with higher.
Specific technical solution is as follows:
It is a kind of discharge anion diatom ooze be mainly prepared from the following materials by weight percentage:
By weight percentage, the compound tourmaline powder is mainly prepared from the following materials: 50%~80% is electrical
Mountain flour, 10%~40% nano-titanium dioxide, 1%~10% sodium metasilicate, 0.5%~1% surfactant.
In wherein some embodiments, by weight percentage, the diatom ooze of the release anion is mainly by following original
Material is prepared:
In wherein some embodiments, by weight percentage, the compound tourmaline powder is mainly prepared by following raw material
It forms: 60%~75% tourmaline powder, 20%~35% nano-titanium dioxide, 3%~8% sodium metasilicate, 0.6%~0.8% table
Face activating agent.
In wherein some embodiments, the preparation method of the compound tourmaline powder the following steps are included:
A, the sodium metasilicate is dissolved in deionized water, obtains sodium silicate solution；
B, with deionized water that the surfactant-dispersed is uniform, dispersion liquid A is obtained, dispersion liquid A is added to the silicon
It in acid sodium solution and is uniformly dispersed, obtains dispersion liquid B；
C, under 55-65 DEG C of constant temperature stirring, the nano-titanium dioxide, stirring 20 are added in Xiang Suoshu dispersion liquid B
~30min, re-ultrasonic dispersion 05-1.5h obtain dispersion liquid C；
D, under 55-65 DEG C of constant temperature stirring, the tourmaline powder, stirring 20 are slowly added in Xiang Suoshu dispersion liquid C
~30min, ultrasonic disperse 05-1.5h obtain dispersion liquid D；
E, sulfuric acid is added dropwise in Xiang Suoshu dispersion liquid D, stirs 20~30min, is aged 22-26h, the preparation solution after must being aged；
F, it will be washed after the preparation solution centrifuge separation after ageing with ammonium salt solution, be centrifuged, gained is deposited in 95-105 DEG C
At a temperature of be dried grinding to get the compound tourmaline powder.
In wherein some embodiments, the mass concentration of the sodium silicate solution is 5-15%；Gone in the dispersion liquid A from
The mass ratio 10-20:1 of sub- water and surfactant.
In wherein some embodiments, the dosage of the sulfuric acid is the 0.5-1.5% of feedstock composition total weight, the original
Feed composition total weight is the total weight of the tourmaline powder, nano-titanium dioxide, sodium metasilicate and surfactant.
In wherein some embodiments, the ammonium salt solution is ammonium hydroxide.
In wherein some embodiments, the partial size of the tourmaline powder is 0.6 μm~1.5 μm.
In wherein some embodiments, the rare earth oxide in cerium oxide, lanthana, yttrium oxide and europium oxide extremely
Few one kind.
In wherein some embodiments, the titanium dioxide is anatase titanium dioxide.
In wherein some embodiments, the cementitious material is wollastonite.
In wherein some embodiments, the redispersable latex powder is food-grade water-soluble redispersable latex powder.
In wherein some embodiments, the cellulose is the staple cellulose that length is 1~3mm.
In wherein some embodiments, the surfactant is selected from neopelex and lauryl sodium sulfate
At least one of.
In wherein some embodiments, it can also be added according to actual needs in the diatom ooze of the release anion certain
Pigment, mould inhibitor, fungicide, sound-absorbing material of amount etc..
The present invention also provides the preparation methods of the diatom ooze of above-mentioned release anion.
Specific technical solution is as follows:
A kind of preparation method for the diatom ooze discharging anion, comprising the following steps: be proportionally added into each raw material
In dry grinding machine, 20~50min is ground to get the diatom ooze of the release anion.
The diatom ooze and preparation method thereof of release anion of the invention has the following advantages and beneficial effects:
Diatom ooze of the invention is since the component of its innovation designs, so that the diatom ooze has merged the spy of each component substance
Property, can sustained release anion and far infrared, have good air purification effect and body-care effect, and purify imitate
Rate and purification persistence are high, and the adhesion strength of diatom ooze is high, and adhesive force is good.
Diatom ooze of the invention adds the other compound tourmaline powder of submicron order, can utmostly discharge anion and remote red
Outside line.The anion of release moves in air, by negative charge transport to bacterium, dust, smoke particles and water droplet etc., charge
In conjunction with these particle phases, it can achieve the purpose that purify air；Its polar ion vibrates in equilbrium position and dipole moment is caused to become
Change the electromagnetic radiation for generating far infrared band, infra-red radiation can make human body generate fuel factor and resonant absorption effects, have to human body
Health-care effect.The addition of rare earth oxide can further supplement the far-infrared functional of tourmaline.
The present invention is made using the other tourmaline powder load nano-titanium dioxide of submicron order by specific preparation method
The compound tourmaline powder being prepared can disperse very well in diatom ooze powder, and secondary agglomeration will not occur, and will not both block
The porous structure of diatomite, and will not influence the release of tourmaline anion, and also solve nano-titanium dioxide dispersion
Problem.To make the purification efficiency of diatom ooze and purification persistence be significantly increased, and it is without secondary pollution, efficiently solve tradition
There are adsorption saturation and the unabiding disadvantages of performance for diatom ooze coating.
It also added suitable cementitious material, Redispersible emulsion powder and cellulose in diatom ooze of the invention, with
Other each components further enhance adhesive force, adhesion strength, flexibility and the cracking resistance of diatom ooze with special ratios compounding,
Improve the comprehensive performance of diatom ooze coating.
Specific embodiment
It is done further in detail below in conjunction with diatom ooze and preparation method thereof of the specific embodiment to release anion of the invention
Thin explanation.
Diatomite of the invention is Primary Study of Choosing Diatomite, is derived from aquatic class biology --- the silicon that swims before living in millions of years
Natural materials made of algae deposition, main component are opal, are rich in multiple beneficial minerals, quality is light and soft, electron microscopic
Show that its particle surface has countless small holes under mirror, porosity is up to 90% or more, and specific surface area is up to 65m2/g.Just
That its unique function is determined due to this " molecular sieve " structure outstanding, it have extremely strong physical adsorption property and from
Sub- switching performance can purify air, adjust indoor humidity, absorption pernicious gas, absorbing sound and lowering noise, antibacterial and mouldproof, and insulation is prevented
Fiery fire-retardant, natural environmental-protective, color is soft to wait health environment-friendlies performance, but also different flesh can be prepared on decorated wall surface
Reason, lines and shape, there is extraordinary decorative effect.
Tourmaline is a kind of characterized by boracic, the silicate mineral of the cyclic structure of chemical composition complexity, primary chemical
Ingredient is SiO2、FeO+Fe2O3、B2O3、Al2O3、Na2O、MgO、Li2O、MnO2Deng.The characteristics of tourmaline mineral is with piezoelectricity
Property and pyroelectricity can cause the potential difference of tourmaline crystal in the case where temperature, pressure change, and the air of surrounding occurs
Ionization, that is hit is electronically attached to neighbouring water and oxygen molecule and it is made to be converted into negative aeroion.The anion of generation exists
It is moved in air, by negative charge transport to bacterium, dust, smoke particles and water droplet etc., charge is in conjunction with these particle phases, energy
Achieve the purpose that purify air.In addition, with the variation of temperature, crystallizable mineral body both ends can produce voltage because of its pyroelectricity,
Polar ion can make one in the electromagnetic radiation that equilbrium position vibrates and dipole moment variation is caused to generate far infrared band, infra-red radiation
Body generates fuel factor and resonant absorption effects, has health-care effect to human body.
Rare earth oxide includes that cerium oxide, lanthana, yttrium oxide, europium oxide be above two or the group of two or more substances
It closes.Rare earth oxide can supplement the far-infrared functional of tourmaline.
The present invention uses the other tourmaline powder load nano-titanium dioxide of submicron order, compound electrical by advanced optimizing
The preparation method of mountain flour disperses compound tourmaline powder very well in diatom ooze powder, and secondary agglomeration will not occur, thus
Purification efficiency and purification persistence is set to be significantly increased, and without secondary pollution.It efficiently solves traditional diatom ooze coating and there is suction
Attached saturation and the unabiding disadvantage of performance.
It also added suitable cementitious material, Redispersible emulsion powder and staple cellulose in diatom ooze of the invention,
Adhesive force, intensity, flexibility and the cracking resistance that diatom ooze can be further enhanced, improve the comprehensive performance of diatom ooze coating.
Embodiment 1
The diatom ooze of release anion in the present embodiment is prepared from the following materials based on its weight percent:
40% Primary Study of Choosing Diatomite, 20% compound tourmaline powder, 2.5% rare earth oxide, 15% anatase thpe white powder,
14% cementitious material, 7% redispersable latex powder, 1.5% staple cellulose (length is 1~3mm)；Its middle rare earth is oxygen
Change lanthanum, cementitious material is wollastonite.
Compound tourmaline powder is prepared by following methods:
A, 5g sodium metasilicate is dissolved in deionized water, obtains the sodium silicate solution that mass concentration is 10%；
B, 0.7g surfactant (neopelex) is uniformly dispersed with 10g deionized water, obtains dispersion liquid A,
Dispersion liquid A is added in sodium silicate solution and is uniformly dispersed, dispersion liquid B is obtained；
C, under 60 DEG C of constant temperature stirrings, 25g nano-titanium dioxide is added into dispersion liquid B, stirs 25min, then surpass
Sound disperses 1h, obtains dispersion liquid C；
D, under 60 DEG C of constant temperature stirrings, 69.3g tourmaline powder (partial size is 0.7 μm) is slowly added into dispersion liquid C,
25min is stirred, ultrasonic disperse 1h obtains dispersion liquid D；
E, the analytically pure sulfuric acid of 1g is added dropwise into dispersion liquid D, stirs 25min, is aged for 24 hours, the preparation solution after must being aged；
F, by after ageing preparation solution centrifuge separation after with ammonia scrubbing to pH be 6~7, centrifugation, gained is deposited in 100
Grinding is dried at a temperature of DEG C to get the compound tourmaline powder.
The diatom ooze of the release anion of the present embodiment is prepared by following methods: weighing former material with electronic measuring scale
Material, is proportionally added into dry grinding machine, is fully ground 25min to get the diatom ooze powder body material of the present embodiment.
The diatom ooze powder body material and clear water are mixed into paste slurry according to the ratio of 1:0.9, that is, can be used.
Embodiment 2
The diatom ooze of release anion in the present embodiment is prepared from the following materials based on its weight percent:
45% Primary Study of Choosing Diatomite, 15% compound tourmaline powder, 2% rare earth oxide, 20% anatase thpe white powder,
10% cementitious material, 6% redispersable latex powder, 2% staple cellulose (length is 1~3mm)；Its middle rare earth is oxidation
Cerium, cementitious material are wollastonite.
The preparation method is the same as that of Example 1 for compound tourmaline powder.
The diatom ooze of the release anion of the present embodiment is prepared by following methods: weighing former material with electronic measuring scale
Material, is proportionally added into dry grinding machine, is fully ground 30min to get the diatom ooze powder body material of the present embodiment.
The diatom ooze powder body material and clear water are mixed into paste slurry according to the ratio of 1:1.1, that is, can be used.
Embodiment 3
The diatom ooze of release anion in the present embodiment is prepared from the following materials based on its weight percent:
35% Primary Study of Choosing Diatomite, 25% compound tourmaline powder, 3% rare earth oxide, 20% anatase thpe white powder,
11% cementitious material, 5.5% redispersable latex powder, 0.5% staple cellulose (length is 1~3mm)；Its middle rare earth is
Yttrium oxide, cementitious material are wollastonite.
The preparation method is the same as that of Example 1 for compound tourmaline powder.
The diatom ooze of the release anion of the present embodiment is prepared by following methods: weighing former material with electronic measuring scale
Material, is proportionally added into dry grinding machine, is fully ground 40min to get the diatom ooze powder body material of the present embodiment.
The diatom ooze powder body material and clear water are mixed into paste slurry according to the ratio of 1:1.5, that is, can be used.
Comparative example 1
The diatom ooze of release anion in this comparative example is prepared from the following materials based on its weight percent:
40% Primary Study of Choosing Diatomite, 15% tourmaline powder, 5% nano-titanium dioxide, 2.5% rare earth oxide, 15%
Anatase thpe white powder, 14% cementitious material, 7% redispersable latex powder, 1.5% staple cellulose (length is 1~3mm)；Wherein
Rare earth oxide is lanthana, and cementitious material is wollastonite,.
The preparation method is the same as that of Example 1 for diatom ooze.
Comparative example 2
The diatom ooze of release anion in this comparative example is prepared from the following materials based on its weight percent:
40% Primary Study of Choosing Diatomite, 20% compound tourmaline powder, 2.5% rare earth oxide, 15% anatase thpe white powder,
14% cementitious material, 7% redispersable latex powder, 1.5% staple cellulose (length is 1~3mm)；Its middle rare earth is oxygen
Change lanthanum, cementitious material is wollastonite.
Compound tourmaline powder is prepared by following methods:
A, 5g sodium metasilicate is dissolved in deionized water, obtains the sodium silicate solution that mass concentration is 10%；
B, with 10g deionized water that 0.7g surfactant-dispersed is uniform, dispersion liquid A is obtained, dispersion liquid A is added to silicic acid
It in sodium solution and is uniformly dispersed, obtains dispersion liquid B；
C, under 60 DEG C of constant temperature stirrings, 25g nano-titanium dioxide and 69.3g tourmaline powder are added into dispersion liquid B
(partial size is 2 μm), stirs 25min, re-ultrasonic dispersion 1h obtains dispersion liquid C；
D, the analytically pure sulfuric acid of 1g is added dropwise into dispersion liquid D, stirs 25min, is aged for 24 hours, the preparation solution after must being aged；
E, by after ageing preparation solution centrifuge separation after with ammonia scrubbing to pH be 6~7, centrifugation, gained is deposited in 100
Grinding is dried at a temperature of DEG C to get the compound tourmaline powder.
The preparation method is the same as that of Example 1 for diatom ooze.
Comparative example 3
38% Primary Study of Choosing Diatomite, 15% compound tourmaline powder, 2% rare earth oxide, 15% anatase thpe white powder,
10% cementitious material, 17% redispersable latex powder, 3% staple cellulose (length is 1~3mm)；Its middle rare earth is oxygen
Change lanthanum, cementitious material is wollastonite.
Experimental example 1
Diatom ooze prepared by above embodiments and comparative example is subjected to correlated performance test.Wherein, comparative example 4 is market purchase
Certain the brand diatom ooze coating bought.
Testing standard: JC/T2177-2013 " diatom ooze decorative wall material ", JC/T074-2008 " indoor air purification function
Energy-coating material purifying property ".
Test result is as shown in table 1: conventionally adding tourmaline powder and nano-titanium dioxide, will cause tourmaline
Powder, nano-titanium dioxide secondary agglomeration, be not easy it is evenly dispersed, reduce tourmaline powder anion release, nano-titanium dioxide make
For the utilization efficiency of photocatalyst medium, so that the purification efficiency and purification persistence of diatom ooze can be reduced；By by tourmaline and
Nano-titanium dioxide is compound by the progress of specific preparation method, and it is secondary in diatom ooze can effectively to solve nano-titanium dioxide
Agglomeration traits further play the effect of nano-titania photocatalyst, improve diatom ooze and absorb, the efficiency of decomposing formaldehyde and hold
Long property.The addition of redispersable latex powder, cementitious material and cellulose is advantageous to the adhesion strength of diatom ooze, and diatom ooze
Standard bonding strength increases with the increase of additional amount, but the additional amount of redispersable latex powder and cellulose is more than certain ratio
After example, the porous structure of diatomite can be closed, and can reduce the adsorption efficiency of formaldehyde, not have the effect of purification air；Pass through
The rational proportion of each component, can be improved the effect of diatom ooze purification air, while diatom ooze being made to have good adhesion strength.
The performance test results of 1 diatom ooze of table
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (9)
1. a kind of diatom ooze for discharging anion, which is characterized in that by weight percentage, mainly prepared by following raw material and
At:
By weight percentage, the compound tourmaline powder is mainly prepared from the following materials: 50%~80% tourmaline powder,
10%~40% nano-titanium dioxide, 1%~10% sodium metasilicate, 0.5%~1% surfactant；
The preparation method of the compound tourmaline powder the following steps are included:
A, the sodium metasilicate is dissolved in deionized water, obtains sodium silicate solution；
B, with deionized water that the surfactant-dispersed is uniform, dispersion liquid A is obtained, dispersion liquid A is added to the sodium metasilicate
It in solution and is uniformly dispersed, obtains dispersion liquid B；
C, under 55-65 DEG C of constant temperature stirring, it is added the nano-titanium dioxide in Xiang Suoshu dispersion liquid B, stirring 20~
30min, re-ultrasonic dispersion 0.5-1.5h obtain dispersion liquid C；
D, under 55-65 DEG C of constant temperature stirring, it is slowly added to the tourmaline powder in Xiang Suoshu dispersion liquid C, stirring 20~
30min, ultrasonic disperse 0.5-1.5h obtain dispersion liquid D；
E, sulfuric acid is added dropwise in Xiang Suoshu dispersion liquid D, stirs 20~30min, is aged 22-26h, the preparation solution after must being aged；
F, it will be washed after the preparation solution centrifuge separation after ageing with ammonia solution, be centrifuged, gained is deposited in 95-105 DEG C of temperature
Under be dried grinding to get the compound tourmaline powder.
2. it is according to claim 1 release anion diatom ooze, which is characterized in that by weight percentage, mainly by
Following raw material is prepared:
3. the diatom ooze of release anion according to claim 1, which is characterized in that by weight percentage, described multiple
Tourmaline powder is closed mainly to be prepared from the following materials: 60%~75% tourmaline powder, 20%~35% nano-titanium dioxide,
3%~8% sodium metasilicate, 0.6%~0.8% surfactant.
4. the diatom ooze of release anion according to claim 1-3, which is characterized in that the sodium silicate solution
Mass concentration be 5-15%；The mass ratio 10-20:1 of deionized water and surfactant in the dispersion liquid A.
5. the diatom ooze of release anion according to claim 1-3, which is characterized in that the dosage of the sulfuric acid
For the 0.5-1.5% of feedstock composition total weight, the feedstock composition total weight is the tourmaline powder, nanometer titanium dioxide
The total weight of titanium, sodium metasilicate and surfactant；And/or the ammonium salt solution is ammonium hydroxide.
6. the diatom ooze of release anion according to claim 1-3, which is characterized in that the tourmaline powder
Partial size is 0.6 μm~1.5 μm.
7. the diatom ooze of release anion according to claim 1-3, which is characterized in that the rare earth oxide
Selected from least one of cerium oxide, lanthana, yttrium oxide and europium oxide.
8. the diatom ooze of release anion according to claim 1-3, which is characterized in that the titanium dioxide is
Anatase titanium dioxide；And/or
The cementitious material is wollastonite；And/or
The cellulose is the staple cellulose that length is 1~3mm.
9. a kind of preparation method of the diatom ooze of the described in any item release anions of claim 1-8, which is characterized in that including
Following steps: the raw material is proportionally added into dry grinding machine, grinds 20~50min to get the release anion
Diatom ooze.
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| CN112721346B (en) * | 2020-11-27 | 2024-05-03 | 长治市宏瑞祥环保科技有限公司 | Negative oxygen ion bottom plate, preparation method thereof and application thereof in wood floor |
| CN112794664A (en) * | 2021-01-13 | 2021-05-14 | 爱上佳环保新材料有限公司 | Long-acting dual-purification material added into diatom ooze and preparation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101618958A (en) * | 2009-07-21 | 2010-01-06 | 青岛川一硅藻土有限公司 | Kieselguhr wall material, preparation technology and construction technology thereof |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101618958A (en) * | 2009-07-21 | 2010-01-06 | 青岛川一硅藻土有限公司 | Kieselguhr wall material, preparation technology and construction technology thereof |
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