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CA2845980C - Introduction de dioxyde de titane photocatalytique dans des revetements d'asphalte pour reduire les polluants par le biais de reactions photocatalytiques - Google Patents

Introduction de dioxyde de titane photocatalytique dans des revetements d'asphalte pour reduire les polluants par le biais de reactions photocatalytiques Download PDF

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Publication number
CA2845980C
CA2845980C CA2845980A CA2845980A CA2845980C CA 2845980 C CA2845980 C CA 2845980C CA 2845980 A CA2845980 A CA 2845980A CA 2845980 A CA2845980 A CA 2845980A CA 2845980 C CA2845980 C CA 2845980C
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Prior art keywords
asphalt
asphalt surface
titanium dioxide
photocatalyst
photocatalytic
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Application number
CA2845980A
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English (en)
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CA2845980A1 (fr
Inventor
Colin Durante
Delbert L. Dawson
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D&D Emulsions Inc
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D&D Emulsions Inc
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Publication of CA2845980A1 publication Critical patent/CA2845980A1/fr
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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
    • 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
    • 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
    • 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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/0201—Impregnation
    • 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
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
    • 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
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
    • C04B41/50—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
    • C04B41/5025—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials with ceramic materials
    • C04B41/5041—Titanium oxide or titanates
    • 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
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/60—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only artificial stone
    • C04B41/61—Coating or impregnation
    • C04B41/65—Coating or impregnation with inorganic materials
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C1/00—Design or layout of roads, e.g. for noise abatement, for gas absorption
    • E01C1/005—Means permanently installed along the road for removing or neutralising exhaust gases
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C7/00—Coherent pavings made in situ
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C7/00—Coherent pavings made in situ
    • E01C7/08—Coherent pavings made in situ made of road-metal and binders
    • E01C7/35—Toppings or surface dressings; Methods of mixing, impregnating, or spreading them
    • E01C7/353—Toppings or surface dressings; Methods of mixing, impregnating, or spreading them with exclusively bituminous binders; Aggregate, fillers or other additives for application on or in the surface of toppings with exclusively bituminous binders, e.g. for roughening or clearing
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C7/00—Coherent pavings made in situ
    • E01C7/08—Coherent pavings made in situ made of road-metal and binders
    • E01C7/35—Toppings or surface dressings; Methods of mixing, impregnating, or spreading them
    • E01C7/358—Toppings or surface dressings; Methods of mixing, impregnating, or spreading them with a combination of two or more binders according to groups E01C7/351 - E01C7/356
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/45—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from two or more image sensors being of different type or operating in different modes, e.g. with a CMOS sensor for moving images in combination with a charge-coupled device [CCD] for still images
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/63—Control of cameras or camera modules by using electronic viewfinders
    • 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
    • C04B2111/0075—Uses not provided for elsewhere in C04B2111/00 for road construction
    • 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
    • C04B2111/0081—Uses not provided for elsewhere in C04B2111/00 as catalysts or catalyst carriers
    • C04B2111/00827—Photocatalysts
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/0008—Connection or combination of a still picture apparatus with another apparatus
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/222—Studio circuitry; Studio devices; Studio equipment
    • H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
    • H04N5/2621—Cameras specially adapted for the electronic generation of special effects during image pickup, e.g. digital cameras, camcorders, video cameras having integrated special effects capability

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Materials Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Civil Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Architecture (AREA)
  • Inorganic Chemistry (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Human Computer Interaction (AREA)
  • Catalysts (AREA)
  • Road Paving Structures (AREA)

Abstract

Des procédés dintroduction de dioxyde de titane photocatalytique dans des revêtements dasphalte pour réduire les polluants par le biais de réactions photocatalytiques sont décrits. Un procédé consiste à appliquer une quantité de composés de traitement de revêtement dasphalte à une surface supérieure du revêtement dasphalte, le composé de traitement de revêtement dasphalte comprenant un mélange dun composé de support liquide ayant un photocatalyseur au dioxyde de titane.
CA2845980A 2013-03-13 2014-03-13 Introduction de dioxyde de titane photocatalytique dans des revetements d'asphalte pour reduire les polluants par le biais de reactions photocatalytiques Active CA2845980C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201361780365P 2013-03-13 2013-03-13
US61/780,365 2013-03-13

Publications (2)

Publication Number Publication Date
CA2845980A1 CA2845980A1 (fr) 2014-09-13
CA2845980C true CA2845980C (fr) 2021-06-22

Family

ID=51730246

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2845980A Active CA2845980C (fr) 2013-03-13 2014-03-13 Introduction de dioxyde de titane photocatalytique dans des revetements d'asphalte pour reduire les polluants par le biais de reactions photocatalytiques

Country Status (2)

Country Link
US (1) USRE48621E1 (fr)
CA (1) CA2845980C (fr)

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3112681A (en) * 1959-08-03 1963-12-03 Exxon Research Engineering Co Paving with polymer-bonded aggregates
US3253146A (en) * 1962-08-16 1966-05-24 Prismo Safety Corp Fluorescent marker pigment for roadways
DE69718080T2 (de) * 1996-01-24 2003-10-30 Mitsubishi Materials Corp., Tokio/Tokyo Pflasterstein zur Reinigung von NOx
JP3428381B2 (ja) * 1996-08-16 2003-07-22 三菱マテリアル株式会社 ＮＯｘ浄化舗装構造物
IT1313119B1 (it) * 1999-08-26 2002-06-17 Quarella Spa Manufatto in lastre composite multistrato di granulati lapidei erelativo procedimento di fabbricazione
BE1014686A3 (nl) * 2002-03-08 2004-03-02 Cauwenbergh Luc Anna Philomena Betonsteen.
ITMI20030291A1 (it) * 2003-02-18 2004-08-19 Italcementi Spa Massello per pavimentazione fotocatalitica a base cementizia
ITMI20041261A1 (it) * 2004-06-23 2004-09-23 Italcementi Spa Pavimentazione fotocatalitica ad elevata durevolezza per l'abbattimento di inquinanti urbani
EP1609910A1 (fr) * 2004-06-24 2005-12-28 Global Engineering and Trade S.r.L. Revetement avec effet photocatalytique
EP1752429A1 (fr) * 2005-07-25 2007-02-14 Global Engineering and Trade S.r.L. Revêtement routier de bitume avec effet photocatalytique et procédé pour sa préparation
EP1834935A1 (fr) * 2006-03-16 2007-09-19 QUARELLA S.p.A. carreaux et dalles de mur et de sol avec propriétés photocatalytiques faits en pierre agglomerée
DE102006020876A1 (de) * 2006-05-05 2007-11-08 Degussa Ag Verfahren zur Herstellung von hydraulische Bindemittel enthaltenden Produkten hoher Frühfestigkeit
ITMI20072387A1 (it) * 2007-12-19 2009-06-20 Italcementi Spa Compositi fotocatalitici e prodotti derivati a base di biossido di titanio supportato su metacaolino
ES2331169B1 (es) * 2008-12-10 2010-09-17 Pavimentos De Tudela, S.L Losa para pavimentos y procedimiento de obtenicion de la misma.
GB0916329D0 (en) * 2009-09-17 2009-10-28 Tioxide Europe Ltd Stable nano titania sols and a process for their production
US20130266370A1 (en) * 2012-03-16 2013-10-10 Intecrete, Llc Multi-layered cement compositions containing photocatalyst particles and method for creating multi-layered cement compositions containing photocatalyst particles
US9493378B2 (en) * 2013-03-13 2016-11-15 Pavement Technology, Inc. Method of embedding photocatalytic titanium dioxide in concrete structures to reduce pollutants via photocatalytic reactions

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Publication number Publication date
CA2845980A1 (fr) 2014-09-13
USRE48621E1 (en) 2021-07-06

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Effective date: 20150318