Visible light responsive doped titania photocatalytic nanoparticles and process for their synthesis
Present disclosure provides a process for the synthesis of visible light responsive doped titania photocatalysts. The process involves step a) milling a mixture containing titania and a precursor compound, the compound selected from the group consisting of chloroauric acid and a mixture containing c...
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creator | MAPARU AUHIN KUMAR RAI BEENA |
description | Present disclosure provides a process for the synthesis of visible light responsive doped titania photocatalysts. The process involves step a) milling a mixture containing titania and a precursor compound, the compound selected from the group consisting of chloroauric acid and a mixture containing chloroauric acid and silver nitrate, in the presence of water and oxide milling media, at a temperature in the range of 20 to 50° C. for a period of 60-120 minutes, to form a slurry, wherein the amount of water is in the range of 15 to 25% by weight of the total mixture; and b) filtering the slurry to separate the oxide milling media and obtain a filtrate containing doped titania nanoparticles. |
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The process involves step a) milling a mixture containing titania and a precursor compound, the compound selected from the group consisting of chloroauric acid and a mixture containing chloroauric acid and silver nitrate, in the presence of water and oxide milling media, at a temperature in the range of 20 to 50° C. for a period of 60-120 minutes, to form a slurry, wherein the amount of water is in the range of 15 to 25% by weight of the total mixture; and b) filtering the slurry to separate the oxide milling media and obtain a filtrate containing doped titania nanoparticles.</description><language>eng</language><subject>ADHESIVES ; CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY ; CHEMISTRY ; COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSESC01D OR C01F ; DYES ; INORGANIC CHEMISTRY ; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES ; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES ; METALLURGY ; MISCELLANEOUS APPLICATIONS OF MATERIALS ; MISCELLANEOUS COMPOSITIONS ; NANOTECHNOLOGY ; NATURAL RESINS ; PAINTS ; PERFORMING OPERATIONS ; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL ; POLISHES ; PREPARATION OF CARBON BLACK ; SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES ; THEIR RELEVANT APPARATUS ; TRANSPORTING ; TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS,TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES</subject><creationdate>2016</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20160531&DB=EPODOC&CC=US&NR=9352302B2$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76289</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20160531&DB=EPODOC&CC=US&NR=9352302B2$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>MAPARU AUHIN KUMAR</creatorcontrib><creatorcontrib>RAI BEENA</creatorcontrib><title>Visible light responsive doped titania photocatalytic nanoparticles and process for their synthesis</title><description>Present disclosure provides a process for the synthesis of visible light responsive doped titania photocatalysts. The process involves step a) milling a mixture containing titania and a precursor compound, the compound selected from the group consisting of chloroauric acid and a mixture containing chloroauric acid and silver nitrate, in the presence of water and oxide milling media, at a temperature in the range of 20 to 50° C. for a period of 60-120 minutes, to form a slurry, wherein the amount of water is in the range of 15 to 25% by weight of the total mixture; and b) filtering the slurry to separate the oxide milling media and obtain a filtrate containing doped titania nanoparticles.</description><subject>ADHESIVES</subject><subject>CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY</subject><subject>CHEMISTRY</subject><subject>COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSESC01D OR C01F</subject><subject>DYES</subject><subject>INORGANIC CHEMISTRY</subject><subject>MANUFACTURE OR TREATMENT OF NANOSTRUCTURES</subject><subject>MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES</subject><subject>METALLURGY</subject><subject>MISCELLANEOUS APPLICATIONS OF MATERIALS</subject><subject>MISCELLANEOUS COMPOSITIONS</subject><subject>NANOTECHNOLOGY</subject><subject>NATURAL RESINS</subject><subject>PAINTS</subject><subject>PERFORMING OPERATIONS</subject><subject>PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL</subject><subject>POLISHES</subject><subject>PREPARATION OF CARBON BLACK</subject><subject>SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES</subject><subject>THEIR RELEVANT APPARATUS</subject><subject>TRANSPORTING</subject><subject>TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS,TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2016</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNqNjTsKAkEMQLexEPUOuYAgO1jYKoq9n3aJs1knMCTDJAh7e6fwAFbvFQ_esotPNn5lgszv5FDJiorxh2DUQiM4OwojlKSuER3z7BxBULRgbZrJAGWEUjWSGUxawRNxBZulibGtu8WE2Wjz46qDy_l-um6p6NCGGEnIh8ftEPZ92PXHPvyRfAHIbj9w</recordid><startdate>20160531</startdate><enddate>20160531</enddate><creator>MAPARU AUHIN KUMAR</creator><creator>RAI BEENA</creator><scope>EVB</scope></search><sort><creationdate>20160531</creationdate><title>Visible light responsive doped titania photocatalytic nanoparticles and process for their synthesis</title><author>MAPARU AUHIN KUMAR ; RAI BEENA</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_US9352302B23</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng</language><creationdate>2016</creationdate><topic>ADHESIVES</topic><topic>CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY</topic><topic>CHEMISTRY</topic><topic>COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSESC01D OR C01F</topic><topic>DYES</topic><topic>INORGANIC CHEMISTRY</topic><topic>MANUFACTURE OR TREATMENT OF NANOSTRUCTURES</topic><topic>MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES</topic><topic>METALLURGY</topic><topic>MISCELLANEOUS APPLICATIONS OF MATERIALS</topic><topic>MISCELLANEOUS COMPOSITIONS</topic><topic>NANOTECHNOLOGY</topic><topic>NATURAL RESINS</topic><topic>PAINTS</topic><topic>PERFORMING OPERATIONS</topic><topic>PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL</topic><topic>POLISHES</topic><topic>PREPARATION OF CARBON BLACK</topic><topic>SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES</topic><topic>THEIR RELEVANT APPARATUS</topic><topic>TRANSPORTING</topic><topic>TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS,TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES</topic><toplevel>online_resources</toplevel><creatorcontrib>MAPARU AUHIN KUMAR</creatorcontrib><creatorcontrib>RAI BEENA</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>MAPARU AUHIN KUMAR</au><au>RAI BEENA</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Visible light responsive doped titania photocatalytic nanoparticles and process for their synthesis</title><date>2016-05-31</date><risdate>2016</risdate><abstract>Present disclosure provides a process for the synthesis of visible light responsive doped titania photocatalysts. 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subjects | ADHESIVES CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY CHEMISTRY COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSESC01D OR C01F DYES INORGANIC CHEMISTRY MANUFACTURE OR TREATMENT OF NANOSTRUCTURES MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NANOTECHNOLOGY NATURAL RESINS PAINTS PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL POLISHES PREPARATION OF CARBON BLACK SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES THEIR RELEVANT APPARATUS TRANSPORTING TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS,TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES |
title | Visible light responsive doped titania photocatalytic nanoparticles and process for their synthesis |
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