IN2013MU02425A - - Google Patents

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Publication number
IN2013MU02425A
IN2013MU02425A IN2425MU2013A IN2013MU02425A IN 2013MU02425 A IN2013MU02425 A IN 2013MU02425A IN 2425MU2013 A IN2425MU2013 A IN 2425MU2013A IN 2013MU02425 A IN2013MU02425 A IN 2013MU02425A
Authority
IN
India
Prior art keywords
slurry
range
water
chloroauric acid
mixture containing
Prior art date
Application number
Other languages
English (en)
Inventor
Auhin Kumar Maparu
Beena Rai
Original Assignee
Tata Consultancy Services Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tata Consultancy Services Ltd filed Critical Tata Consultancy Services Ltd
Priority to IN2425MU2013 priority Critical patent/IN2013MU02425A/en
Priority to EP14177685.6A priority patent/EP2826559B1/fr
Priority to US14/335,011 priority patent/US9352302B2/en
Publication of IN2013MU02425A publication Critical patent/IN2013MU02425A/en

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/48—Silver or gold
    • B01J23/52—Gold
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • B01J21/063—Titanium; Oxides or hydroxides thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/48—Silver or gold
    • B01J23/50—Silver
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • B01J35/39—Photocatalytic properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/40—Catalysts, in general, characterised by their form or physical properties characterised by dimensions, e.g. grain size
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
    • B01J37/0027—Powdering
    • B01J37/0036—Grinding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/009—Preparation by separation, e.g. by filtration, decantation, screening
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/32—Freeze drying, i.e. lyophilisation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G23/00—Compounds of titanium
    • C01G23/04—Oxides; Hydroxides
    • C01G23/047—Titanium dioxide
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/50—Solid solutions
    • C01P2002/52—Solid solutions containing elements as dopants
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/50—Solid solutions
    • C01P2002/52—Solid solutions containing elements as dopants
    • C01P2002/54—Solid solutions containing elements as dopants one element only
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C01P2002/72—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/80—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70
    • C01P2002/84—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70 by UV- or VIS- data
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/01—Particle morphology depicted by an image
    • C01P2004/03—Particle morphology depicted by an image obtained by SEM
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/51—Particles with a specific particle size distribution
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/51—Particles with a specific particle size distribution
    • C01P2004/52—Particles with a specific particle size distribution highly monodisperse size distribution
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/64—Nanometer sized, i.e. from 1-100 nanometer
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/36—Compounds of titanium
    • C09C1/3607—Titanium dioxide
    • C09C1/3615—Physical treatment, e.g. grinding, treatment with ultrasonic vibrations
    • C09C1/3623—Grinding

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Catalysts (AREA)
IN2425MU2013 2013-07-20 2013-07-20 IN2013MU02425A (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IN2425MU2013 IN2013MU02425A (fr) 2013-07-20 2013-07-20
EP14177685.6A EP2826559B1 (fr) 2013-07-20 2014-07-18 Procédé pour la synthèse de photocatalyseurs de titane dopé réagissant à la lumière visible
US14/335,011 US9352302B2 (en) 2013-07-20 2014-07-18 Visible light responsive doped titania photocatalytic nanoparticles and process for their synthesis

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IN2425MU2013 IN2013MU02425A (fr) 2013-07-20 2013-07-20

Publications (1)

Publication Number Publication Date
IN2013MU02425A true IN2013MU02425A (fr) 2015-06-19

Family

ID=51211637

Family Applications (1)

Application Number Title Priority Date Filing Date
IN2425MU2013 IN2013MU02425A (fr) 2013-07-20 2013-07-20

Country Status (3)

Country Link
US (1) US9352302B2 (fr)
EP (1) EP2826559B1 (fr)
IN (1) IN2013MU02425A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112250310A (zh) * 2020-11-18 2021-01-22 广东欧文莱陶瓷有限公司 一种具有防污作用的止滑瓷砖及其制备方法
CN112940541A (zh) * 2020-11-25 2021-06-11 正太新材料科技有限责任公司 一种二氧化钛纳米可见光催化颜料的制备方法
CN114160802B (zh) * 2021-03-23 2024-06-21 耐酷时(北京)科技有限公司 一种一步法获得金纳米中空罐状结构的制备方法
CN113457650A (zh) * 2021-05-13 2021-10-01 华东师范大学 一种催化氧化甲醛和长效荧光光催化复合材料及制备方法
CN114471700A (zh) * 2022-02-28 2022-05-13 华东理工大学 用于丙烯氢氧环氧化的物理混合式催化剂及制备方法和应用

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001042140A1 (fr) * 1999-12-13 2001-06-14 Jonathan Sherman Revetements de dioxyde de titane nanoparticulaire, et leurs procedes de production et d'utilisation
DE10064069A1 (de) * 2000-12-21 2002-07-04 Karl F Massholder Wässrige Zusammensetzung enthaltend einen Halbleiter
TWI272250B (en) * 2004-06-30 2007-02-01 Ind Tech Res Inst Visible light-activated photocatalyst and method for producing the same
JP5241994B2 (ja) * 2004-11-05 2013-07-17 戸田工業株式会社 酸化チタン粒子粉末及び光触媒
US20060210798A1 (en) * 2005-03-16 2006-09-21 Clemens Burda Doped metal oxide nanoparticles and methods for making and using same
US7521394B2 (en) * 2005-12-29 2009-04-21 The Board Of Trustees Of The University Of Illinois Nanoparticles containing titanium oxide
US7901660B2 (en) * 2005-12-29 2011-03-08 The Board Of Trustees Of The University Of Illinois Quaternary oxides and catalysts containing quaternary oxides
JP5234305B2 (ja) * 2007-04-16 2013-07-10 独立行政法人産業技術総合研究所 光触媒構造体
JP5451622B2 (ja) * 2007-10-03 2014-03-26 スリーエム イノベイティブ プロパティズ カンパニー 微生物の増殖を制限するための方法
CN101559346A (zh) * 2008-04-18 2009-10-21 展晶科技(深圳)有限公司 光触媒装置
US20100213046A1 (en) * 2009-01-06 2010-08-26 The Penn State Research Foundation Titania nanotube arrays, methods of manufacture, and photocatalytic conversion of carbon dioxide using same
EP2411143A4 (fr) * 2009-03-24 2014-01-29 Lars Oesterlund Matériau photocatalytique fortement réactif et son procédé de fabrication
US8791044B2 (en) * 2010-04-30 2014-07-29 The United States Of America As Represented By The Administrator Of The U.S. Environmental Protection Agency Doped titanium dioxide as a visible and sun light photo catalyst
WO2013109507A1 (fr) * 2012-01-18 2013-07-25 Nitto Denko Corporation Composés photocatalytiques à base de dioxyde de titane et leurs procédés de fabrication
EP2650335B1 (fr) 2012-04-13 2018-05-30 Tata Consultancy Services Ltd. Procédé de synthèse de nanoparticules de dioxyde de titane dopé ayant une activité photocatalytique dans la lumière du soleil
TWI455890B (zh) * 2012-07-09 2014-10-11 Univ Nat Chi Nan 雙金屬改質的二氧化鈦及其製備方法
US20140216918A1 (en) * 2013-02-01 2014-08-07 Bioptik Technology, Inc. Method for fabricating gold/titanium dioxide core-shell structured photocatalyst and application thereof to photocatalytic decomposition of organic compounds

Also Published As

Publication number Publication date
EP2826559B1 (fr) 2021-12-01
EP2826559A1 (fr) 2015-01-21
US20150024930A1 (en) 2015-01-22
US9352302B2 (en) 2016-05-31

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