WO2012095863A8 - A process to prepare novel platinum nanoparticls and nanoparticles thereof - Google Patents

A process to prepare novel platinum nanoparticls and nanoparticles thereof Download PDF

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Publication number
WO2012095863A8
WO2012095863A8 PCT/IN2012/000018 IN2012000018W WO2012095863A8 WO 2012095863 A8 WO2012095863 A8 WO 2012095863A8 IN 2012000018 W IN2012000018 W IN 2012000018W WO 2012095863 A8 WO2012095863 A8 WO 2012095863A8
Authority
WO
WIPO (PCT)
Prior art keywords
nanoparticls
nanoparticles
prepare novel
novel platinum
mercapto
Prior art date
Application number
PCT/IN2012/000018
Other languages
French (fr)
Other versions
WO2012095863A2 (en
WO2012095863A3 (en
Inventor
Alkesh AHIRE
Nawal Kishore MAL
Rajiv Kumar
Original Assignee
Tata Chemicals Limited
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 Chemicals Limited filed Critical Tata Chemicals Limited
Publication of WO2012095863A2 publication Critical patent/WO2012095863A2/en
Publication of WO2012095863A8 publication Critical patent/WO2012095863A8/en
Publication of WO2012095863A3 publication Critical patent/WO2012095863A3/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
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • B01J23/42—Platinum
    • 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
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56—Platinum group metals
    • B01J23/60—Platinum group metals with zinc, cadmium or mercury
    • 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
    • B01J35/20—Catalysts, in general, characterised by their form or physical properties characterised by their non-solid state
    • B01J35/23—Catalysts, in general, characterised by their form or physical properties characterised by their non-solid state in a colloidal state
    • 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
    • B01J37/009—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
    • B01J37/02—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
    • B01J37/16—Reducing
    • 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
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
    • B01J31/0215—Sulfur-containing compounds
    • B01J31/0217—Mercaptans or thiols
    • 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
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/26—Catalysts comprising hydrides, coordination complexes or organic compounds containing in addition, inorganic metal compounds not provided for in groups B01J31/02 - B01J31/24
    • B01J31/28—Catalysts comprising hydrides, coordination complexes or organic compounds containing in addition, inorganic metal compounds not provided for in groups B01J31/02 - B01J31/24 of the platinum group metals, iron group metals or copper
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y40/00—Manufacture or treatment of nanostructures

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Catalysts (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)

Abstract

A modified platinum nanoparticle is disclosed. The modified platinum nanoparticle comprises of a platinum nanoparticle having at least one mercapto alkyl acid selected from the group consisting of mercatopropyl sulfonic acid, mercapto propionic acid and mercapto succinic acid, attached thereon.
PCT/IN2012/000018 2011-01-11 2012-01-05 A process to prepare novel platinum nanoparticls and nanoparticles thereof WO2012095863A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IN96/MUM/2011 2011-01-11
IN96MU2011 2011-01-11

Publications (3)

Publication Number Publication Date
WO2012095863A2 WO2012095863A2 (en) 2012-07-19
WO2012095863A8 true WO2012095863A8 (en) 2012-09-20
WO2012095863A3 WO2012095863A3 (en) 2012-11-29

Family

ID=46507517

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IN2012/000018 WO2012095863A2 (en) 2011-01-11 2012-01-05 A process to prepare novel platinum nanoparticls and nanoparticles thereof

Country Status (1)

Country Link
WO (1) WO2012095863A2 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015019953A1 (en) 2013-08-08 2015-02-12 田中貴金属工業株式会社 Catalyst for solid polymer fuel cells and method for producing same
WO2015028878A1 (en) * 2013-09-02 2015-03-05 Tata Chemicals Limited A modified bimetallic nanoparticle and a process to prepare the same
RU2593021C1 (en) * 2014-12-25 2016-07-27 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Ивановский государственный химико-технологический университет" (ИГХТУ) Method for production of nanomaterials by modification of surface of metal-containing frame compound (versions)
CN105344337B (en) * 2015-12-08 2018-01-12 珠海盛博环保科技有限公司 A kind of preparation method of heavy metal wastewater thereby adsorbent
EP3993111A4 (en) * 2019-06-28 2024-01-24 Kolon Industries, Inc. Fuel cell catalyst, manufacturing method therefor, and membrane-electrode assembly including same
CN114361488A (en) * 2021-12-23 2022-04-15 深圳市氢瑞燃料电池科技有限公司 Platinum-based catalyst layer and preparation method and application thereof

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6426513B1 (en) * 1998-09-18 2002-07-30 Massachusetts Institute Of Technology Water-soluble thiol-capped nanocrystals
KR100836659B1 (en) * 2006-07-06 2008-06-10 삼성전기주식회사 Method for manufacturing metal nanoparticles
AP2011005588A0 (en) * 2008-07-24 2011-02-28 Tata Chemicals Ltd A process for forming a rice husk ash composition.
JP2010188243A (en) * 2009-02-17 2010-09-02 Hitachi Ltd Catalytic material and method of producing the same

Also Published As

Publication number Publication date
WO2012095863A2 (en) 2012-07-19
WO2012095863A3 (en) 2012-11-29

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