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CATALYST AND USE OF SAME NEW_EN

Foreign code F170009252
File No. AF40-01WO
Posted date Oct 5, 2017
Country WIPO
International application number 2017JP008360
International publication number WO 2017154743
Date of international filing Mar 2, 2017
Date of international publication Sep 14, 2017
Priority data
  • 2016US-62304943 (Mar 8, 2016) US
Title CATALYST AND USE OF SAME NEW_EN
Abstract An electrochemical catalyst which contains a titanium oxide having an anatase crystal structure, and wherein each titanium oxide particle has a peak density per unit surface area of 8.0 × 10-4 nm-2 or more or a peak density per unit volume of 7.0 × 10-4 nm-3 or more and a ridge density per unit surface area of 5.0 × 10-2 nm-1 or more or a ridge density per unit volume of 8.0 × 10-3 nm-2 or more. A cathode in which the electrochemical catalyst is supported at least by the surface. A membrane electrode assembly for alcohol synthesis, which is provided with an anode, the cathode, and an electrolyte membrane arranged between the anode and the cathode.
Scope of claims [claim1]
1. Implication the titanium oxide which possesses the crystalline structure of anataze type,
In the aforementioned titanium oxide one particle, the electrochemistry catalyst which features that apex density per unit surface area the 8.0x10 (- 4) nm (- 2) apex density per or more, or unit cubic measure the 7.0x10 (- 4) nm (- 3) is above, at the same time ridge density per unit surface area the 5.0x10 (- 2) nm (- 1) ridge density per or more, or unit cubic measure the 8.0x10 (- 3) nm (- 2) is above.
[claim2]
2. In the aforementioned titanium oxide one particle, in the claim 1 where apex density per unit surface area the 2.0x10 (- 3) nm (- 2) apex density per or more, or unit cubic measure the 1.0x10 (- 3) nm (- 3) is above, at the same time ridge density per unit surface area the 6.2x10 (- 2) nm (- 1) ridge density per or more, or unit cubic measure the 1.3x10 (- 2) nm (- 2) is above the electrochemistry catalyst of statement.
[claim3]
3. In the aforementioned titanium oxide, the titanium of part, in the claim 1 which includes the compound oxide which at least is substituted to one which is chosen from the group which consists of the metal element other than titanium, the element, the element which belongs to nitrogen family, and belongs to the oxygen family other than oxygen the element which belong to carbon family or 2 the electrochemistry catalyst of statement.
[claim4]
4. The metal element other than the aforementioned titanium, 3rd family in the periodic table, 4th family, or in the claim 3 which is the element which belongs to 5th family the electrochemistry catalyst of statement.
[claim5]
5. The element which belongs to the 4th family in the aforementioned periodic table, in the claim 4 which is zirconium or hafnium the electrochemistry catalyst of statement.
[claim6]
6. The element which belongs to the 5th family in the aforementioned periodic table, in the claim 4 which is niobium or tantalum the electrochemistry catalyst of statement.
[claim7]
7. Either of the claim 1-6 which is for alcoholic synthesis in one section the electrochemistry catalyst of statement.
[claim8]
8. Either of the claim 1-7 the cathode which features that in one section the electrochemistry catalyst of statement supports at least on the surface.
[claim9]
9. In the claim 8 which is the porous structure which possesses conductivity the cathode of statement.
[claim10]
10. In the claim 9 where the aforementioned porous structure is mesh structure or 3 dimensional network structure the cathode of statement.
[claim11]
11. Anode and,
Either of claim 8-10 in one section cathode of statement and,
With the aforementioned anode and the aforementioned cathode electrolyte membrane and,
The membrane electrode connection union for alcoholic synthesis which features that it has.
[claim12]
12. The electrolytic section which provides the membrane electrode connection union for alcoholic synthesis of statement for claim 11 and,
The 1st supply expedient which supplies the water or vapor to the aforementioned anode of the aforementioned electrolytic section and,
The 2nd supply expedient which supplies carboxylic acids to the aforementioned cathode of the aforementioned electrolytic section and,
The collection expedient which collects the alcohol which is formed in the aforementioned cathode of the aforementioned electrolytic section and,
The alcoholic synthetic device which features that it has.
[claim13]
13. Furthermore, with the aforementioned anode and the aforementioned cathode of the aforementioned electrolytic section, in the claim 12 which has the 1st control means which control applied voltage the alcoholic synthetic device of statement.
[claim14]
14. Furthermore, in the claim 12 which has the 2nd control means which control the temperature of the aforementioned electrolytic section or 13 the alcoholic synthetic device of statement.
[claim15]
15. Production method of the alcohol which features that membrane electrode connection union for alcoholic synthesis of statement is used for claim 11.
[claim16]
16. In the cathode which provides the titanium of porous structure for the surface, the surface of the titanium of the aforementioned porous structure either of the claim 1-7 production method of the cathode which features that the process process which processes to one section with the electrochemistry catalyst of statement is had.
[claim17]
17. The aforementioned process process, from the surface of the titanium of the aforementioned porous structure in the claim 16 which has the catalyst formation process which it grows forms the aforementioned electrochemistry catalyst production method of the cathode of statement.
[claim18]
18. The aforementioned catalyst formation process, the 1st hydrothermal reaction process which hydrothermal it reacts processes the surface of the titanium of the aforementioned porous structure, making use of the alkaline solution and,
The ion message exchange process which ion you exchange processes the surface of the titanium of porous structure after the description above the 1st hydrothermal reaction process, making use of the acid solution and,
The 2nd hydrothermal reaction process which hydrothermal it reacts processes the surface of the titanium of porous structure after the description above ion message exchange process, making use of the water and,
In the claim 17 which it has production method of the cathode of statement.
[claim19]
19. The aforementioned process process,
The application process which applies the solution which includes the aforementioned electrochemistry catalyst in the surface of the titanium of the aforementioned porous structure,
Or,
The surface of the titanium of the aforementioned porous structure either of the claim 16-18 which has the dipping process which is soaked with the solution which includes the aforementioned electrochemistry catalyst in one section production method of the cathode of statement.
[claim20]
20. After the aforementioned application process or the aforementioned dipping process, furthermore, in the claim 19 which has the calcination process which calcines the titanium of porous structure production method of the cathode of statement.
[claim21]
21. The solution which includes the aforementioned electrochemistry catalyst, furthermore, in the claim 19 which includes polyethylene glycol or 20 production method of the cathode of statement.
  • Applicant
  • ※All designated countries except for US in the data before July 2012
  • JAPAN SCIENCE AND TECHNOLOGY AGENCY
  • Inventor
  • YAMAUCHI MIHO
  • SADAKIYO MASAAKI
  • KITANO SHO
  • HATA SHINICHI
IPC(International Patent Classification)
Specified countries (WO2017154743)
National States: AE AG AL AM AO AT AU AZ BA BB BG BH BN BR BW BY BZ CA CH CL CN CO CR CU CZ DE DJ DK DM DO DZ EC EE EG ES FI GB GD GE GH GM GT HN HR HU ID IL IN IR IS JP KE KG KH KN KP KR KW KZ LA LC LK LR LS LU LY MA MD ME MG MK MN MW MX MY MZ NA NG NI NO NZ OM PA PE PG PH PL PT QA RO RS RU RW SA SC SD SE SG SK SL SM ST SV SY TH TJ TM TN TR TT TZ UA UG US UZ VC VN ZA ZM ZW
ARIPO: BW GH GM KE LR LS MW MZ NA RW SD SL SZ TZ UG ZM ZW
EAPO: AM AZ BY KG KZ RU TJ TM
EPO: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
OAPI: BF BJ CF CG CI CM GA GN GQ GW KM ML MR NE SN ST TD TG
Reference ( R and D project ) CREST Creation of Innovative Core Technology for Manufacture and Use of Energy Carriers from Renewable Energy AREA
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