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IT202200021435A1 - PHOTOCATALYTIC ULTRAVIOLET LAMP AND METHOD FOR ITS CONSTRUCTION - Google Patents

PHOTOCATALYTIC ULTRAVIOLET LAMP AND METHOD FOR ITS CONSTRUCTION Download PDF

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Publication number
IT202200021435A1
IT202200021435A1 IT102022000021435A IT202200021435A IT202200021435A1 IT 202200021435 A1 IT202200021435 A1 IT 202200021435A1 IT 102022000021435 A IT102022000021435 A IT 102022000021435A IT 202200021435 A IT202200021435 A IT 202200021435A IT 202200021435 A1 IT202200021435 A1 IT 202200021435A1
Authority
IT
Italy
Prior art keywords
construction
ultraviolet lamp
photocatalytic ultraviolet
photocatalytic
lamp
Prior art date
Application number
IT102022000021435A
Other languages
Italian (it)
Inventor
Ottavio Milli
Norberto Roveri
Original Assignee
Eurosider Sas Di Milli Ottavio & C
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 Eurosider Sas Di Milli Ottavio & C filed Critical Eurosider Sas Di Milli Ottavio & C
Priority to IT102022000021435A priority Critical patent/IT202200021435A1/en
Publication of IT202200021435A1 publication Critical patent/IT202200021435A1/en

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    • 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
    • B01J21/08—Silica
    • 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
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/16—Clays or other mineral silicates
    • 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
    • B01J35/45—Nanoparticles
    • 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
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/61—Surface area
    • B01J35/615—100-500 m2/g
    • 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
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/0215—Coating
    • B01J37/0221—Coating of particles
    • 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
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/0215—Coating
    • B01J37/0228—Coating in several steps
    • 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
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/03—Precipitation; Co-precipitation
    • B01J37/031—Precipitation
    • B01J37/035—Precipitation on carriers
    • 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
    • B01J37/08—Heat treatment
    • 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
    • B01J2235/00—Indexing scheme associated with group B01J35/00, related to the analysis techniques used to determine the catalysts form or properties
    • B01J2235/15—X-ray diffraction
    • 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
    • B01J2235/00—Indexing scheme associated with group B01J35/00, related to the analysis techniques used to determine the catalysts form or properties
    • B01J2235/30—Scanning electron microscopy; Transmission electron microscopy

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Dispersion Chemistry (AREA)
IT102022000021435A 2022-10-18 2022-10-18 PHOTOCATALYTIC ULTRAVIOLET LAMP AND METHOD FOR ITS CONSTRUCTION IT202200021435A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
IT102022000021435A IT202200021435A1 (en) 2022-10-18 2022-10-18 PHOTOCATALYTIC ULTRAVIOLET LAMP AND METHOD FOR ITS CONSTRUCTION

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT102022000021435A IT202200021435A1 (en) 2022-10-18 2022-10-18 PHOTOCATALYTIC ULTRAVIOLET LAMP AND METHOD FOR ITS CONSTRUCTION

Publications (1)

Publication Number Publication Date
IT202200021435A1 true IT202200021435A1 (en) 2024-04-18

Family

ID=84943645

Family Applications (1)

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IT102022000021435A IT202200021435A1 (en) 2022-10-18 2022-10-18 PHOTOCATALYTIC ULTRAVIOLET LAMP AND METHOD FOR ITS CONSTRUCTION

Country Status (1)

Country Link
IT (1) IT202200021435A1 (en)

Citations (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4446236A (en) 1982-08-11 1984-05-01 Clyde Robert A Apparatus for a photochemical reaction
US4544470A (en) 1984-05-31 1985-10-01 Ford Motor Company Electrochemical photocatalytic structure
US4699720A (en) 1985-03-12 1987-10-13 Osaka Gas Company Limited Process for treating waste water by wet oxidations
US4863608A (en) 1986-02-20 1989-09-05 Nomura Micro Science Co., Ltd. Photocatalytic treatment of water for the preparation of ultra pure water
US5045588A (en) 1972-05-08 1991-09-03 The United States Of America As Represented By The Secretary Of The Navy High polymer suspension
US5069885A (en) 1990-04-23 1991-12-03 Ritchie David G Photocatalytic fluid purification apparatus having helical nontransparent substrate
US5116582A (en) 1990-04-26 1992-05-26 Photo-Catalytics, Inc. Photocatalytic slurry reactor having turbulence generating means
US5118422A (en) 1990-07-24 1992-06-02 Photo-Catalytics, Inc. Photocatalytic treatment of water
US5174877A (en) 1986-07-24 1992-12-29 Photo-Catalytics, Inc. Apparatus for photocatalytic treatment of liquids
US5256616A (en) 1989-09-25 1993-10-26 Board Of Regents, The University Of Texas System Materials and methods for photocatalyzing oxidation of organic compounds on water
US5266214A (en) 1992-12-22 1993-11-30 Cryptonics Corporation Photocatalytic method for treatment of contaminated water
US5275741A (en) 1989-05-11 1994-01-04 Eniricerche S.P.A. Reactor for photooxidations in an aqueous environment
US5332508A (en) 1993-09-20 1994-07-26 Regents Of The University Of Colorado Reversible photodeposition and dissolution of metal ions
US5382337A (en) 1991-11-06 1995-01-17 Ausimont S.P.A. Process for oxidizing organic materials with hydrogen peroxide under conditions of irradiation in aqueous phase
US5395522A (en) 1993-02-23 1995-03-07 Anatel Corporation Apparatus for removal of organic material from water
US5439652A (en) 1993-09-30 1995-08-08 The Regents Of The University Of Colorado Use of controlled periodic illumination for an improved method of photocatalysis and an improved reactor design
US5449466A (en) 1993-04-23 1995-09-12 American Energy Technologies, Inc. Apparatus and method for photocatalytic treatment of a fluid
US5449443A (en) 1994-06-13 1995-09-12 Jacoby; William A. Photocatalytic reactor with flexible supports
US5462674A (en) 1994-03-03 1995-10-31 Purific Environmental Technologies, Inc. Method and system for photocatalytic decontamination
US5468699A (en) 1992-07-30 1995-11-21 Inrad Molecular sieve - photoactive semiconductor membranes and reactions employing the membranes
US5480524A (en) 1991-12-21 1996-01-02 Robert Aalbers Method and apparatus for removing undesirable chemical substances from gases, exhaust gases, vapors, and brines
US5501801A (en) 1993-11-30 1996-03-26 Board Of Control Of Michigan Technology University Method and apparatus for destroying organic compounds in fluid
US5518992A (en) 1994-08-05 1996-05-21 University Of Central Florida Photocatalytic surfacing agents for inhibiting algae growth
US5541096A (en) 1993-07-12 1996-07-30 Ishihara Sangyo Kaisha, Ltd. Photocatalyst and process for purifying water with same
US5554300A (en) 1995-02-22 1996-09-10 Purifics Environmental Technologies, Inc. Purification system
US5589078A (en) 1995-06-07 1996-12-31 Butters; Brian E. Advanced filtration technique for fluid purification
US6336998B1 (en) 1998-10-07 2002-01-08 Chung Shan Institute Of Science And Technology UV lamp device for air cleaning
US20070154378A1 (en) * 2002-09-17 2007-07-05 Fujitsu Limited Film containing a photo-catalyst apatite, its formation method, coating liquid, and electronic device having portion coated with photo-catalyst apatite-containing film
US8617300B2 (en) 2007-08-08 2013-12-31 Saint-Gobain Quartz S.A.S. Media for photocatalytic filter
US20140166591A1 (en) 2012-12-18 2014-06-19 Mohamed H. Tarifi Pco/uvc/carbon water filter
IT201800007578A1 (en) 2018-07-27 2020-01-27 Bio Eco Active Srl PHOTOCATALYTIC MATERIAL INCLUDING A SILICEOUS SUBSTRATE SUPERFICALLY TREATED WITH TITANIUM DIOXIDE PARTICLES, AND ITS USE FOR THE REMOVAL OF POLLUTING PRODUCTS.
US11446644B2 (en) * 2019-09-05 2022-09-20 ITALCER S.p.A. Photocatalytic ceramic

Patent Citations (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5045588A (en) 1972-05-08 1991-09-03 The United States Of America As Represented By The Secretary Of The Navy High polymer suspension
US4446236A (en) 1982-08-11 1984-05-01 Clyde Robert A Apparatus for a photochemical reaction
US4544470A (en) 1984-05-31 1985-10-01 Ford Motor Company Electrochemical photocatalytic structure
US4699720A (en) 1985-03-12 1987-10-13 Osaka Gas Company Limited Process for treating waste water by wet oxidations
US4863608A (en) 1986-02-20 1989-09-05 Nomura Micro Science Co., Ltd. Photocatalytic treatment of water for the preparation of ultra pure water
US5174877A (en) 1986-07-24 1992-12-29 Photo-Catalytics, Inc. Apparatus for photocatalytic treatment of liquids
US5294315A (en) 1986-07-24 1994-03-15 Photocatalytics, Inc. Method of decontaminating a contaminated fluid by using photocatalytic particles
US5275741A (en) 1989-05-11 1994-01-04 Eniricerche S.P.A. Reactor for photooxidations in an aqueous environment
US5256616A (en) 1989-09-25 1993-10-26 Board Of Regents, The University Of Texas System Materials and methods for photocatalyzing oxidation of organic compounds on water
US5069885A (en) 1990-04-23 1991-12-03 Ritchie David G Photocatalytic fluid purification apparatus having helical nontransparent substrate
US5116582A (en) 1990-04-26 1992-05-26 Photo-Catalytics, Inc. Photocatalytic slurry reactor having turbulence generating means
US5118422A (en) 1990-07-24 1992-06-02 Photo-Catalytics, Inc. Photocatalytic treatment of water
US5382337A (en) 1991-11-06 1995-01-17 Ausimont S.P.A. Process for oxidizing organic materials with hydrogen peroxide under conditions of irradiation in aqueous phase
US5480524A (en) 1991-12-21 1996-01-02 Robert Aalbers Method and apparatus for removing undesirable chemical substances from gases, exhaust gases, vapors, and brines
US5468699A (en) 1992-07-30 1995-11-21 Inrad Molecular sieve - photoactive semiconductor membranes and reactions employing the membranes
US5266214A (en) 1992-12-22 1993-11-30 Cryptonics Corporation Photocatalytic method for treatment of contaminated water
US5395522A (en) 1993-02-23 1995-03-07 Anatel Corporation Apparatus for removal of organic material from water
US5449466A (en) 1993-04-23 1995-09-12 American Energy Technologies, Inc. Apparatus and method for photocatalytic treatment of a fluid
US5541096A (en) 1993-07-12 1996-07-30 Ishihara Sangyo Kaisha, Ltd. Photocatalyst and process for purifying water with same
US5332508A (en) 1993-09-20 1994-07-26 Regents Of The University Of Colorado Reversible photodeposition and dissolution of metal ions
US5439652A (en) 1993-09-30 1995-08-08 The Regents Of The University Of Colorado Use of controlled periodic illumination for an improved method of photocatalysis and an improved reactor design
US5501801A (en) 1993-11-30 1996-03-26 Board Of Control Of Michigan Technology University Method and apparatus for destroying organic compounds in fluid
US5462674A (en) 1994-03-03 1995-10-31 Purific Environmental Technologies, Inc. Method and system for photocatalytic decontamination
US5449443A (en) 1994-06-13 1995-09-12 Jacoby; William A. Photocatalytic reactor with flexible supports
US5518992A (en) 1994-08-05 1996-05-21 University Of Central Florida Photocatalytic surfacing agents for inhibiting algae growth
US5554300A (en) 1995-02-22 1996-09-10 Purifics Environmental Technologies, Inc. Purification system
US5589078A (en) 1995-06-07 1996-12-31 Butters; Brian E. Advanced filtration technique for fluid purification
US6336998B1 (en) 1998-10-07 2002-01-08 Chung Shan Institute Of Science And Technology UV lamp device for air cleaning
US20070154378A1 (en) * 2002-09-17 2007-07-05 Fujitsu Limited Film containing a photo-catalyst apatite, its formation method, coating liquid, and electronic device having portion coated with photo-catalyst apatite-containing film
US8617300B2 (en) 2007-08-08 2013-12-31 Saint-Gobain Quartz S.A.S. Media for photocatalytic filter
US20140166591A1 (en) 2012-12-18 2014-06-19 Mohamed H. Tarifi Pco/uvc/carbon water filter
IT201800007578A1 (en) 2018-07-27 2020-01-27 Bio Eco Active Srl PHOTOCATALYTIC MATERIAL INCLUDING A SILICEOUS SUBSTRATE SUPERFICALLY TREATED WITH TITANIUM DIOXIDE PARTICLES, AND ITS USE FOR THE REMOVAL OF POLLUTING PRODUCTS.
US11446644B2 (en) * 2019-09-05 2022-09-20 ITALCER S.p.A. Photocatalytic ceramic

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N. ROZERIE. FORESTIM. LELLII. LESCIM. MARCHETTIA. MENDEZ-VILASJ. DIAZ: "Microscopic investigations of synthetic Biomimetic Hydroxyapatite", MICROSCOPY.- SCIENCE, TECHNOLOGY, APPLICATIONS AND EDUCATION, 2010, pages 1868 - 1879
P. KRALCHEVSKYR. MILLERF. RAVERA: "colloid and Interface Chemistry for Nanotechnology", 2013, CRC PRESS
PICCIRILLO C. ET AL: "Aerosol assisted chemical vapour deposition of hydroxyapatite-embedded titanium dioxide composite thin films", JOURNAL OF PHOTOCHEMISTRY, vol. 332, 1 January 2017 (2017-01-01), AMSTERDAM, NL, pages 45 - 53, XP093042264, ISSN: 1010-6030, DOI: 10.1016/j.jphotochem.2016.08.010 *
SIDANE DJAHIDA ET AL: "Hydroxyapatite-TiO2-SiO2-Coated 316L Stainless Steel for Biomedical Application", METALLURGICAL AND MATERIALS TRANSACTIONS A, SPRINGER US, NEW YORK, vol. 48, no. 7, 1 May 2017 (2017-05-01), pages 3570 - 3582, XP036248316, ISSN: 1073-5623, [retrieved on 20170501], DOI: 10.1007/S11661-017-4108-8 *
T. MATSUMOTOM. OKAZAKIM. INOUES. YAMAGUCHIT. KUSUNOSET. TOYONAGAY. HAMADAJ. TAKAHASHI: "Hydroxyapatite particles as a controlled release carrier of protein", BIOMATERIALS, vol. 25, 2004, pages 3807 - 3812, XP004496109, DOI: 10.1016/j.biomaterials.2003.10.081

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