31results about How to "Has decomposed harmful chemicals" patented technology

The invention discloses a visible-light-responded photocatalyst Li4M5O17 and a preparation method thereof. The chemical composition formula of the photocatalyst is Li4M5O17, wherein M is either Mo or W. The invention further discloses the preparation method of the photocatalyst. According to the photocatalyst and the preparation method, the preparation method is simple and is low in cost, and the prepared photocatalyst has excellent catalysis performance, has a role in decomposition of harmful chemical substances under the irradiation of visible light and is good in stability, thereby having good application prospects.

The invention discloses a visible light response photocatalyst SrLa10V4O26 and a preparation method thereof. The chemical composition formula of the photocatalyst is SrLa10V4O26. The preparation method is as follows: (1) weighing 99.9% analytical pure chemical raw material SrCO3, La2O3 and V2O5 for dosing according to the chemical formula SrLa10V4O26; (2) mixing the dosed raw materials of the step (1) to put into a ball milling jar, adding zirconia balls and anhydrous ethanol for 8 hours of ball mill, mixing and finely milling, taking out and drying, sieving with a 200 mesh sieve; and (3) presintering the evenly-mixed powder at 850-880 DEG C, keeping warm for 6 hours, naturally cooling to room temperature, and diminishing the particle diameter by ball mill grinding to less than 2 microns to obtain the SrLa10V4O26 powder. The preparation method is simple and low in cost, and the prepared photocatalyst has good catalytic performances, can decompose hazardous chemicals under visible light irradiation, is good in stability, and has good application prospects.

The invention discloses a wide-band and high-efficiency visible light responsive photocatalyst Li3FeGe2O7 and a preparation method thereof. The photocatalyst has the chemical composition of Li3FeGe2O7. The invention also discloses the preparation method of the material. The obtained photocatalyst has the advantages of wide spectral response range, high light conversion efficiency, good stability and the like. Under visible light irradiation, the photocatalyst has the effects of decomposition of harmful chemical substances and organic biomass and sterilization; and in addition, the preparation method is simple, low in synthesis temperature, low in cost, and suitable for industrial production and application.

The invention discloses a visible-light response photocatalyst Li3Nb3Bi2O12 and a preparation method thereof. The chemical composition formula of the photocatalyst is Li3Nb3Bi2O12. The invention further discloses the preparation method of the photocatalyst. According to the photocatalyst and the preparation method thereof, the preparation method is simple and is low in cost, and the prepared photocatalyst has excellent catalysis performance, plays a role in decomposing harmful chemical substances under the irradiation of visible light and is good in stability, thereby having good application prospects.

The invention discloses a columbate photocatalyst Ba8MNb6O24 and preparation method thereof. The general formula of chemical composition of the photocatalyst is Ba8MNb6O24, wherein, M one of the Co, Ni, Mg and Zn. The invention also discloses a preparation method of the material. The invention has the advantages of simple preparation method and low cost; and the prepared photocatalyst has excellent catalysis performance, and can decompose harmful chemical substances under irradiation of visible light, and has the advantages of good stability and good application prospect.

The invention discloses an application of a layered composite oxide as visible light responsive photocatalyst. The chemical composition general formula of the layered composite oxide photocatalyst is Sr2KM3O10, wherein M is one of Nb, Ta and V. The invention also discloses the preparation method of the material. The preparation method is simple and is low in cost. The prepared photocatalyst has excellent catalytic performance, has the function of decomposing harmful chemical substances under visible light irradiation and has good stability and good application prospect.

The invention discloses a visible light responsive photocatalyst Bi6Ti5WO22 and a preparation method thereof. The chemical composition formula of the photocatalyst is Bi6Ti5WO22. The invention also discloses a preparation method of the material. The preparation method is simple and low in cost; the prepared photocatalyst has excellent catalytic performance, has the function of decomposing harmful chemical substances under visible light irradiation, is good in stability and has good application prospects.

The invention discloses a titanate photocatalyst Sr(i)x(/i)Ca3-(i)x(/i)Ti2O7 with visible-light response and a preparation method thereof. The chemical composition formula of the titanate photocatalyst is SrxCa3-xTi2O7, in which x is greater than or equal to 0 but less than or equal to 3. The invention further discloses the preparation method of the material. The preparation method provided by the invention is simple and low in cost. The photocatalyst prepared is excellent in catalytic performance and good in stability, and has the effect of decomposing harmful chemical substances under visible light irradiation and good application prospect.

The invention discloses a visible-light-responsive photocatalyst LiVP2O8 and a preparation method thereof. The photocatalyst has the chemical composition formula of LiVP2O8. The invention also discloses the preparation method of the material. The preparation method is simple and is low in cost, and the prepared photocatalyst has good catalytic performance, has a role in decomposition of harmful chemical substances under visible light irradiation, is good in stability, and has good application prospects.

The invention discloses a photocatalyst Ba25Cu18Zn4O47 with visible light response and a preparation method thereof. The chemical composition formula of the photocatalyst is Ba25Cu18Zn4O47. The invention also discloses the preparation method of the material. The preparation method is simple and is low in cost. The prepared photocatalyst has excellent catalytic performance, has the function of decomposing harmful chemical substances when irradiated by visible light and has good stability and good application prospect.

The invention discloses a wideband and efficient visible light responded photocatalyst Co3ZnFeSbO8 and the preparation method thereof. The chemical constitution formula of the photocatalyst is Co3ZnFeSbO8. The invention further discloses a preparation method of the aforementioned material. The obtained photocatalyst has the advantages of wide spectral response range, high light conversion efficiency, good stability, and the like. Under the irradiation of visible light, the photocatalyst has effects of resolving harmful chemical substances, organic biomass, and sterilization; additionally, the preparation method is simple, the synthesizing temperature is low, and the photocatalyst is applicable to industrial production and application.

The invention discloses a visible light response photocatalyst BaLa4W7O28 and a preparation method thereof. The chemical formula of the photocatalyst is BaLa4W7O28. The invention also discloses a preparation method of the material. The preparation method disclosed by the invention is simple and low in cost; the prepared photocatalyst has excellent catalytic performance, an effect of decomposing harmful chemical substances under the irradiation of visible light, high stability and a good application prospect.

The invention discloses a visible-light-responsive photocatalyst Ca6Ce2Ti9O28 and a preparation method thereof. The chemical composition of the photocatalyst is Ca6Ce2Ti9O28. The invention also discloses a preparation method of the material. The preparation method disclosed by the invention is simple and low in cost; and the prepared photocatalyst has the advantages of excellent catalytic property and high stability, has the function of decomposing harmful chemical substances under visible light irradiation, and thus, has favorable application prospects.

The invention discloses a vanadate photocatalyst Li2WV2O9 with visible light response and a preparation method thereof. The chemical composition formula of the vanadate photocatalyst is Li2WV2O9. The invention also discloses the preparation method of the material. The preparation method is simple and is low in cost. The prepared photocatalyst has excellent catalytic performance, has the function of decomposing harmful chemical substances when irradiated by visible light and has good stability and good application prospect.

The invention discloses a visible-light-response photocatalyst Sr2Co4Ti5O36 and a preparation method thereof. The preparation method is simple and low in cost, and the prepared photocatalyst is good in catalytic performance, capable of decomposing harmful chemical substances under visible light irradiation, good in stability, and promising in application prospect.

The invention discloses a visible-light responding pore structured niobate photocatalyst K6MNb15O42 and a preparation method thereof. The chemical composition general formula of the pore structured niobate photocatalyst is K6MNb15O42, wherein M is one of Fe and Cr. The invention also discloses the preparation method of the material. The preparation method is simple and is low in cost. The prepared photocatalyst has excellent catalytic performance, has the function of decomposing harmful chemical substances under visible light irradiation and has good stability and good application prospect.

The invention discloses a visible-light-responding photocatalyst SrCu2Ge2O7 with broadband and high efficiency and a preparation method of the visible-light-responding photocatalyst SrCu2Ge2O7. A chemical composition formula of the photocatalyst is SrCu2Ge2O7. The invention further discloses the preparation method of the material. The photocatalyst has the advantages of wide spectral response range, high light conversion efficiency, good stability and the like; the photocatalyst has functions of decomposing harmful chemical substances and organic biomass and killing bacteria under the irradiation of visible light; besides, the preparation method is simple, the synthesis temperature is low, the cost is low, and the photocatalyst and the preparation method are suitable for industrial production and application.

The invention discloses a visible-light-responsive vanadium-containing composite oxide photocatalyst Ba3Sn1-xZrxV4O15 and a preparation method thereof. The chemical composition formula of the vanadium-containing composite oxide photocatalyst is Ba3Sn1-xZrxV4O15 (0<=x<=1). The preparation method comprises the following steps: 1) weighing and preparing 99.9% analytically pure chemical raw materials BaCO3, SnO2, ZrO2- and V2O5 according to the chemical formula of Ba3Sn1-xZrxV4O15, wherein 0<=x<=1; 2) mixing the raw materials prepared in the step (1), putting in a ball milling tank, adding zirconium oxide spheres and anhydrous ethanol, performing ball milling for 4-10 hours, mixing, grinding, taking out, drying, and sieving with a 200-mesh sieve; and 3) presintering the powder obtained in the step (2) at 750-850 DEG C, keeping the temperature for 6-8 hours, naturally cooling to room temperature, and then pulverizing through a ball mill until the particle diameter is reduced to 2 mu m, thus obtaining the vanadium-containing composite oxide photocatalyst Ba3Sn1-xZrxV4O15 (0<=x<=1) powder. According to the invention, the preparation method is simple and low in cost; and the prepared photocatalyst has excellent catalytic property, and has the actions of decomposing harmful chemical substances and organic biomass and performing sterilization under the irradiation of visible light.

The invention discloses a broadband and high-efficiency visible-light response light catalyst Li2BaSn2O6 and a preparation method thereof. The chemical component formula of the light catalyst is Li2BaSn2O6. The obtained light catalyst has the advantages that the light catalyst is wide in spectrum response range, high in light conversion efficiency, good in stability, simple in preparation method, low in resultant temperature and cost and the like, and the light catalyst can function in decomposing harmful chemical substances and organic biomass and sterilizing under visible light irradiation and is suitable for industrial production and application.

The invention discloses a visible light responding photocatalyst LiFe3Sn2O9 and a preparation method thereof. The chemical formula of the photocatalyst is LiFe3Sn2O9. The invention further discloses a preparation method of the material. The photocatalyst disclosed by the invention has the advantages of being wide in spectral response range, high in light conversion efficiency, good in stability and the like, and has functions of harmful chemical substance decomposition, organic biomass decomposition and sterilization under the radiation of visible light, and in addition, is simple in preparation method, low in synthesis temperature, low in cost and applicable to industrial production and application.

The invention discloses a visible-light-responsive photocatalyst Sr5Ce2Ti8O25 and a preparation method thereof. The chemical composition of the photocatalyst is Sr5Ce2Ti8O25. The invention also discloses a preparation method of the material. The preparation method disclosed by the invention is simple and low in cost; and the prepared photocatalyst has the advantages of excellent catalytic property and high stability, has the function of decomposing harmful chemical substances under visible light irradiation, and thus, has favorable application prospects.

The invention discloses a visible-light response broadband and efficient photocatalyst Li3NdTi3O9 and a preparation method thereof. The chemical composition formula of the photocatalyst is Li3NdTi3O9. The invention further discloses the preparation method of the material. The photocatalyst obtained through the method has the advantages of being wide in spectral response range, high in light conversion efficiency, good in stability and the like. Under irradiation of visible light, the photocatalyst has the effect of decomposing harmful chemical substances and organic biomass and killing bacteria; besides, the preparation method is simple, synthesis temperature is low, cost is low, and the photocatalyst is suitable for industrial production and application.

The invention discloses a visible-light response photocatalyst LiZrPO5 and a preparation method thereof. The chemical composition formula of the photocatalyst is LiZrPO5. The invention further discloses the preparation method of the photocatalyst. According to the photocatalyst and the preparation method thereof, the preparation method is simple and is low in cost, and the prepared photocatalyst has excellent catalysis performance, plays a role in decomposing harmful chemical substances under the irradiation of visible light and is good in stability, thereby having good application prospects.

The invention discloses a broadband and efficient visible-light response photocatalyst LiAlGeO4 and a preparation method thereof. The chemical constitution formula of the photocatalyst is LiAlGeO4. The invention further discloses the preparation method of the material. The obtained photocatalyst has the advantages of being wide in spectral response range, high in light conversion efficiency, good in stability and the like. The photocatalyst has the functions of decomposing harmful chemical substances and organic biomass and killing bacteria under visible light irradiation. In addition, the preparation method is simple, synthesis temperature is low, cost is low, and the preparation method is suitable for industrial production and application.