WO2010004142A3 - Nanonitrure de bore cubique - Google Patents

Nanonitrure de bore cubique Download PDF

Info

Publication number
WO2010004142A3
WO2010004142A3 PCT/FR2009/000852 FR2009000852W WO2010004142A3 WO 2010004142 A3 WO2010004142 A3 WO 2010004142A3 FR 2009000852 W FR2009000852 W FR 2009000852W WO 2010004142 A3 WO2010004142 A3 WO 2010004142A3
Authority
WO
WIPO (PCT)
Prior art keywords
boron nitride
nanoscale
cubic boron
gpa
pressure
Prior art date
Application number
PCT/FR2009/000852
Other languages
English (en)
Other versions
WO2010004142A2 (fr
Inventor
Yann Le Godec
Vladimir Solozhenko
Oleksandr Kurakevych
Natalia Doubrovinckaia
Leonid Doubrovinski
Original Assignee
Centre National De La Recherche Scientifique
Universite Pierre Et Marie Curie (Paris 6)
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 Centre National De La Recherche Scientifique, Universite Pierre Et Marie Curie (Paris 6) filed Critical Centre National De La Recherche Scientifique
Priority to EP09784260A priority Critical patent/EP2318310A2/fr
Priority to US13/003,651 priority patent/US20110230122A1/en
Publication of WO2010004142A2 publication Critical patent/WO2010004142A2/fr
Publication of WO2010004142A3 publication Critical patent/WO2010004142A3/fr

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/06—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron
    • C01B21/064—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron with boron
    • 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
    • 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
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/58—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides
    • C04B35/583—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on boron nitride
    • C04B35/5831—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on boron nitride based on cubic boron nitrides or Wurtzitic boron nitrides, including crystal structure transformation of powder
    • 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
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/64—Burning or sintering processes
    • C04B35/645—Pressure sintering
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K3/00—Materials not provided for elsewhere
    • C09K3/14—Anti-slip materials; Abrasives
    • C09K3/1409—Abrasive particles per se
    • C09K3/1418—Abrasive particles per se obtained by division of a mass agglomerated by sintering
    • 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
    • C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C01P2002/76—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by a space-group or by other symmetry indications
    • 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
    • C01P2002/82—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70 by IR- or Raman-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
    • C01P2004/04—Particle morphology depicted by an image obtained by TEM, STEM, STM or AFM
    • 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
    • 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
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/38—Non-oxide ceramic constituents or additives
    • C04B2235/3852—Nitrides, e.g. oxynitrides, carbonitrides, oxycarbonitrides, lithium nitride, magnesium nitride
    • C04B2235/386—Boron nitrides
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
    • C04B2235/656—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes characterised by specific heating conditions during heat treatment
    • C04B2235/6567—Treatment time
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/74—Physical characteristics
    • C04B2235/78—Grain sizes and shapes, product microstructures, e.g. acicular grains, equiaxed grains, platelet-structures
    • C04B2235/781—Nanograined materials, i.e. having grain sizes below 100 nm
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/95—Products characterised by their size, e.g. microceramics
    • 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
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Structural Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Nanotechnology (AREA)
  • Physics & Mathematics (AREA)
  • Composite Materials (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Ceramic Products (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)

Abstract

L'invention concerne un procédé de fabrication de nanonitrure de bore cubique ainsi que le nanonitrure de bore cubique ainsi obtenu. Le procédé de fabrication de nanonitrure de bore de structure cubique de l'invention est caractérisé en ce qu'il comprend les étapes suivantes : a) compression d'une poudre de nitrure de bore pyrolytique de structure de type graphite turbostratique monomodal à une pression comprise entre 19 et 21 GPa et à température ambiante et, b) chauffage sous une pression comprise entre 19 et 21 GPa de la poudre à une température comprise entre 1447°C (1720 K) et 1547°C (1820 K) pendant moins de 2 minutes. L'invention trouve application en particulier dans le domaine des matériaux abrasifs.
PCT/FR2009/000852 2008-07-11 2009-07-09 Nanonitrure de bore cubique WO2010004142A2 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP09784260A EP2318310A2 (fr) 2008-07-11 2009-07-09 Nanonitrure de bore cubique
US13/003,651 US20110230122A1 (en) 2008-07-11 2009-07-09 Nanoscale cubic boron nitride

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0803976A FR2933690B1 (fr) 2008-07-11 2008-07-11 Nanonitrure de bore cubique
FR0803976 2008-07-11

Publications (2)

Publication Number Publication Date
WO2010004142A2 WO2010004142A2 (fr) 2010-01-14
WO2010004142A3 true WO2010004142A3 (fr) 2010-03-04

Family

ID=40291318

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/FR2009/000852 WO2010004142A2 (fr) 2008-07-11 2009-07-09 Nanonitrure de bore cubique

Country Status (4)

Country Link
US (1) US20110230122A1 (fr)
EP (1) EP2318310A2 (fr)
FR (1) FR2933690B1 (fr)
WO (1) WO2010004142A2 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8734748B1 (en) * 2010-09-28 2014-05-27 The United States Of America As Represented By The Administrator Of National Aeronautics And Space Administration Purifying nanomaterials
CN103569976B (zh) * 2012-08-03 2016-09-14 燕山大学 超高硬度纳米孪晶氮化硼块体材料及其合成方法
US9150458B2 (en) 2013-01-28 2015-10-06 King Abdulaziz University Method of increasing the hardness of wurtzite crystalline materials
US11453589B2 (en) 2016-10-06 2022-09-27 Sumitomo Electric Industries, Ltd. Method of producing boron nitride polycrystal, boron nitride polycrystal, cutting tool, wear-resisting tool, and grinding tool
JP7076531B2 (ja) * 2018-09-27 2022-05-27 住友電工ハードメタル株式会社 立方晶窒化硼素多結晶体
US11208324B2 (en) * 2019-02-28 2021-12-28 Sumitomo Electric Hardmetal Corp. Polycrystalline cubic boron nitride and method for manufacturing the same
WO2020174923A1 (fr) * 2019-02-28 2020-09-03 住友電工ハードメタル株式会社 Nitrure de bore cubique polycristallin et son procédé de fabrication
WO2020174922A1 (fr) * 2019-02-28 2020-09-03 住友電工ハードメタル株式会社 Nitrure de bore cubique polycristallin et son procédé de production
EP3932890A4 (fr) * 2019-02-28 2022-04-27 Sumitomo Electric Hardmetal Corp. Nitrure de bore cubique polycristallin et son procédé de production
CN110152558A (zh) * 2019-05-28 2019-08-23 河南四方达超硬材料股份有限公司 一种超硬材料的烧结装置及其使用方法
KR20220078281A (ko) * 2020-12-03 2022-06-10 삼성전자주식회사 비정질 질화 붕소막을 포함하는 하드 마스크 및 그 제조방법과, 하드마스크를 이용한 패터닝 방법

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0384857A1 (fr) * 1989-02-20 1990-08-29 Rhone-Poulenc Chimie Procédé de préparation de nitrure de bore
US6383465B1 (en) * 1999-12-27 2002-05-07 National Institute For Research In Inorganic Materials Cubic boron nitride and its gas phase synthesis method

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0384857A1 (fr) * 1989-02-20 1990-08-29 Rhone-Poulenc Chimie Procédé de préparation de nitrure de bore
US6383465B1 (en) * 1999-12-27 2002-05-07 National Institute For Research In Inorganic Materials Cubic boron nitride and its gas phase synthesis method

Non-Patent Citations (6)

* Cited by examiner, † Cited by third party
Title
BOLLO I ET AL: "Diamond and cubic boron nitride: synthesis and electronic applications", ADVANCED SEMICONDUCTOR DEVICES AND MICROSYSTEMS, 2002. THE FOURTH INTE RNATIONAL CONFERENCE ON 14-16 OCT 2002, PISCATAWAY, NJ, USA,IEEE, 14 October 2002 (2002-10-14), pages 1 - 11, XP010619349, ISBN: 978-0-7803-7276-4 *
SACHDEV H: "Influence of impurities on the morphology and Raman spectra of cubic boron nitride", 1 August 2003, DIAMOND AND RELATED MATERIALS, ELSEVIER SCIENCE PUBLISHERS, AMSTERDAM, NL, PAGE(S) 1275 - 1286, ISSN: 0925-9635, XP004438859 *
SAITOH H ET AL: "NUCLEATION OF BORON NITRIDE ON CUBIC BORON NITRIDE MICROCRYSTALLITEUSING CHEMICAL VAPOR DEPOSITION", APPLIED PHYSICS LETTERS, AIP, AMERICAN INSTITUTE OF PHYSICS, MELVILLE, NY, vol. 64, no. 13, 28 March 1994 (1994-03-28), pages 1638 - 1640, XP000441240, ISSN: 0003-6951 *
THEVENIN P; SOLTANI A; BATH A: "Synthesis of cubic boron nitride thin films by microwave PECVD", CONFERENCE PAPER, 3RD INTERNATIONAL CONFERENCE, NOVEL APPLICATIONS OF WIDE BANDGAP LAYERS, ABSTRACT BOOK (CAT. NO.01EX500), 2001, Piscataway, NJ, USA, pages 118 - 119, XP002513415 *
WERNINGHAUS T ET AL: "RAMAN SPECTROSCOPY INVESTIGATION OF SIZE EFFECTS IN CUBIC BORON NITRIDE", APPLIED PHYSICS LETTERS, AIP, AMERICAN INSTITUTE OF PHYSICS, MELVILLE, NY, vol. 70, no. 8, 24 February 1997 (1997-02-24), pages 958 - 960, XP001007781, ISSN: 0003-6951 *
XU ZHANG: "Surface enhanced Raman study of cubic boron nitride", JOURNAL PAPER CHEMICAL PHYSICS LETTERS, vol. 373, no. 5-6, 28 May 2003 (2003-05-28), Netherlands, pages 506 - 512, XP002513414 *

Also Published As

Publication number Publication date
US20110230122A1 (en) 2011-09-22
FR2933690B1 (fr) 2010-09-10
EP2318310A2 (fr) 2011-05-11
WO2010004142A2 (fr) 2010-01-14
FR2933690A1 (fr) 2010-01-15

Similar Documents

Publication Publication Date Title
WO2010004142A3 (fr) Nanonitrure de bore cubique
KR101821218B1 (ko) 고밀도 육방정계 질화붕소 세라믹 재료의 제조방법
NO20064589L (no) Polykrystallinske abrasive materialer og fremgangsmate for produksjon av disse.
WO2010092540A3 (fr) Diamant polycristallin
WO2010033278A3 (fr) Carbure de titane et de silicium imprégné de métal et corps en carbure de titane et d'aluminium
WO2007110770A3 (fr) Comprimés abrasifs polycristallins
CN102126859B (zh) 一种制备竹节状SiC纳米线增韧HfC陶瓷的方法
WO2013040362A3 (fr) Procédés de fabrication de diamant polycristallin, et éléments de coupe et outils de forage comprenant le diamant polycristallin
IN2013CN01638A (fr)
GB201121905D0 (en) High density polycrystalline superhard material
GB2473995A (en) Methods of forming polycrystalline diamond cutters
WO2011071240A3 (fr) Composite à matrice métallique et son procédé de fabrication
WO2007002239A3 (fr) Phosphate tricalcique beta poreux et procedes de production de celui-ci
CA2930670A1 (fr) Composites de carbone, leur procedes de fabrication et utilisations associees
WO2010078524A3 (fr) Article en céramique et son procédé de fabrication
EP1743724A3 (fr) Methode de production d'une liaison de forme pour fixer un element d'outil amovible à son support dans un outil rotatif
MX2013003313A (es) Metodo para producir un cuerpo compuesto sinterizado.
WO2011011603A3 (fr) Carbure de silicium enrobé de verre, réalisé par compression isostatique à chaud
CN111004036A (zh) 一种高致密度六方氮化硼基固体润滑复合材料及其制备方法
WO2011025299A3 (fr) Dissipateur thermique comprenant du carbure de silicium et procédé de fabrication associé
WO2009065865A3 (fr) Graphite de réflecteur comportant du graphite naturel isotrope fortement cristallin en tant que composant principal et du carbure de silicium ou de zirconium, et fabrication associée
WO2010037699A3 (fr) Procédé de pyrolyse de glucides
WO2009068154A3 (fr) Poudre de co thermiquement stable
WO2010000347A3 (fr) Compactage de silicium
TWI455879B (zh) 等方向性石墨材料及其製造方法

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 09784260

Country of ref document: EP

Kind code of ref document: A2

NENP Non-entry into the national phase

Ref country code: DE

WWE Wipo information: entry into national phase

Ref document number: 2009784260

Country of ref document: EP

WWE Wipo information: entry into national phase

Ref document number: 13003651

Country of ref document: US