PL3684966T3 - Sposób wytwarzania elektrokatalizatora - Google Patents
Sposób wytwarzania elektrokatalizatoraInfo
- Publication number
- PL3684966T3 PL3684966T3 PL18780037T PL18780037T PL3684966T3 PL 3684966 T3 PL3684966 T3 PL 3684966T3 PL 18780037 T PL18780037 T PL 18780037T PL 18780037 T PL18780037 T PL 18780037T PL 3684966 T3 PL3684966 T3 PL 3684966T3
- Authority
- PL
- Poland
- Prior art keywords
- electrocatalyst
- producing
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
- C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
- C25B11/051—Electrodes formed of electrocatalysts on a substrate or carrier
- C25B11/073—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material
- C25B11/075—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material consisting of a single catalytic element or catalytic compound
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/02—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings only including layers of metallic material
- C23C28/023—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings only including layers of metallic material only coatings of metal elements only
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/02—Hydrogen or oxygen
- C25B1/04—Hydrogen or oxygen by electrolysis of water
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
- C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
- C25B11/051—Electrodes formed of electrocatalysts on a substrate or carrier
- C25B11/055—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the substrate or carrier material
- C25B11/057—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the substrate or carrier material consisting of a single element or compound
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
- C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
- C25B11/051—Electrodes formed of electrocatalysts on a substrate or carrier
- C25B11/073—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material
- C25B11/091—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material consisting of at least one catalytic element and at least one catalytic compound; consisting of two or more catalytic elements or catalytic compounds
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/56—Electroplating: Baths therefor from solutions of alloys
- C25D3/562—Electroplating: Baths therefor from solutions of alloys containing more than 50% by weight of iron or nickel or cobalt
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/10—Electroplating with more than one layer of the same or of different metals
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/48—After-treatment of electroplated surfaces
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D7/00—Electroplating characterised by the article coated
- C25D7/06—Wires; Strips; Foils
- C25D7/0607—Wires
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F3/00—Electrolytic etching or polishing
- C25F3/02—Etching
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F3/00—Electrolytic etching or polishing
- C25F3/02—Etching
- C25F3/06—Etching of iron or steel
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Inorganic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Electroplating Methods And Accessories (AREA)
- Electroplating And Plating Baths Therefor (AREA)
- Electrodes For Compound Or Non-Metal Manufacture (AREA)
- Catalysts (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP17192444.2A EP3460102B1 (en) | 2017-09-21 | 2017-09-21 | Method of producing an electrocatalyst |
| EP18780037.0A EP3684966B1 (en) | 2017-09-21 | 2018-09-19 | Method of producing an electrocatalyst |
| PCT/EP2018/075335 WO2019057763A1 (en) | 2017-09-21 | 2018-09-19 | PROCESS FOR PRODUCING ELECTROCATALYST |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL3684966T3 true PL3684966T3 (pl) | 2021-11-22 |
Family
ID=60083076
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL17192444T PL3460102T3 (pl) | 2017-09-21 | 2017-09-21 | Sposób wytwarzania elektrokatalizatora |
| PL18780037T PL3684966T3 (pl) | 2017-09-21 | 2018-09-19 | Sposób wytwarzania elektrokatalizatora |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL17192444T PL3460102T3 (pl) | 2017-09-21 | 2017-09-21 | Sposób wytwarzania elektrokatalizatora |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US11542615B2 (pl) |
| EP (2) | EP3460102B1 (pl) |
| JP (1) | JP6877650B2 (pl) |
| KR (1) | KR102221176B1 (pl) |
| CN (1) | CN111108233A (pl) |
| AU (1) | AU2018335218B2 (pl) |
| BR (1) | BR112020005379B1 (pl) |
| CA (1) | CA3076561C (pl) |
| DK (2) | DK3460102T3 (pl) |
| ES (2) | ES2798874T3 (pl) |
| MA (1) | MA50169B1 (pl) |
| PL (2) | PL3460102T3 (pl) |
| SG (1) | SG11202002498SA (pl) |
| WO (1) | WO2019057763A1 (pl) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112126943B (zh) * | 2020-08-21 | 2022-04-05 | 佛山方竹科技有限公司 | 一种介孔银电极及其制备方法和应用 |
| CN112795952B (zh) * | 2021-01-29 | 2021-12-07 | 西南石油大学 | 一种多孔NiCu纳米针阵列催化剂的制备方法 |
| CN114875264B (zh) * | 2021-02-05 | 2023-05-09 | 清华大学 | 三维分级分层多孔铜及其制备方法 |
| JP2023011311A (ja) * | 2021-07-12 | 2023-01-24 | デノラ・ペルメレック株式会社 | 電極の製造方法及び電極 |
| CN115094469B (zh) * | 2022-06-14 | 2024-01-26 | 河北工业大学 | 一种微量Cu掺杂的多孔NiFe析氧电催化剂的制备方法 |
| WO2024057608A1 (ja) * | 2022-09-13 | 2024-03-21 | 住友電気工業株式会社 | 電極およびそれを含むアルカリ水電解装置 |
| KR20240079282A (ko) * | 2022-11-28 | 2024-06-05 | 포항공과대학교 산학협력단 | 해수 수전해용 고내구성 전극 촉매 및 그의 제조방법 |
Family Cites Families (37)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| LU36758A1 (de) | 1958-01-17 | 1959-03-09 | Ruhrchemie Ag | Katalysator Sieb Elektrode zur elektrochemischen Umsetzung aktiver Gase in Brennstoffelementen |
| GB989003A (pl) | 1960-10-07 | |||
| FR143854A (pl) * | 1965-04-02 | |||
| JPS558588B2 (pl) * | 1972-02-10 | 1980-03-05 | ||
| US4169025A (en) * | 1976-11-17 | 1979-09-25 | E. I. Du Pont De Nemours & Company | Process for making catalytically active Raney nickel electrodes |
| US4116804A (en) * | 1976-11-17 | 1978-09-26 | E. I. Du Pont De Nemours And Company | Catalytically active porous nickel electrodes |
| US4184941A (en) | 1978-07-24 | 1980-01-22 | Ppg Industries, Inc. | Catalytic electrode |
| US4251478A (en) * | 1979-09-24 | 1981-02-17 | Ppg Industries, Inc. | Porous nickel cathode |
| JPS5713187A (en) | 1980-06-24 | 1982-01-23 | Chlorine Eng Corp Ltd | Cathode for electrolysis |
| US4366041A (en) | 1981-02-18 | 1982-12-28 | Ppg Industries, Inc. | Method of preparing a cathode-diaphragm unit |
| AU559813B2 (en) * | 1982-07-30 | 1987-03-19 | E.I. Du Pont De Nemours And Company | Preparation of raney nickel coated cathode |
| IT1208128B (it) | 1984-11-07 | 1989-06-06 | Alberto Pellegri | Elettrodo per uso in celle elettrochimiche, procedimento per la sua preparazione ed uso nell'elettrolisi del cloruro disodio. |
| CN1007737B (zh) | 1988-04-16 | 1990-04-25 | 华东师范大学 | 多孔镍活性阴极及其制备方法 |
| US5645930A (en) | 1995-08-11 | 1997-07-08 | The Dow Chemical Company | Durable electrode coatings |
| US20050194066A1 (en) | 1999-12-09 | 2005-09-08 | Jean-Jacques Duruz | Metal-based anodes for aluminium electrowinning cells |
| US7368045B2 (en) * | 2005-01-27 | 2008-05-06 | International Business Machines Corporation | Gate stack engineering by electrochemical processing utilizing through-gate-dielectric current flow |
| WO2009035444A1 (en) * | 2006-11-15 | 2009-03-19 | Massachusetts Institute Of Technology | Methods for tailoring the surface topography of a nanocrystalline or amorphous metal or alloy and articles formed by such methods |
| JP5034047B2 (ja) * | 2007-01-31 | 2012-09-26 | 国立大学法人東北大学 | ナノ多孔質金属及びその製造方法 |
| US9011706B2 (en) * | 2008-12-16 | 2015-04-21 | City University Of Hong Kong | Method of making foraminous microstructures |
| EP2470690A2 (en) | 2009-08-27 | 2012-07-04 | Sun Catalytix Corporation | Compositions, electrodes, methods and systems for water electrolysis and other electrochemical techniques |
| CN103270565B (zh) | 2010-12-21 | 2017-03-01 | 国立大学法人东北大学 | 纳米多孔/陶瓷复合金属 |
| KR101199004B1 (ko) | 2011-01-06 | 2012-11-07 | 성균관대학교산학협력단 | 슈퍼커패시터용 나노다공성 전극 및 이의 제조방법 |
| KR101321463B1 (ko) | 2012-06-28 | 2013-10-28 | 주식회사 셀모티브 | 연료전지 및 연료전지의 제조방법 |
| CN102899681A (zh) * | 2012-10-26 | 2013-01-30 | 华侨大学 | 多孔镍复合电极、电镀液及该多孔镍复合电极的制备方法 |
| KR101588974B1 (ko) | 2013-10-16 | 2016-01-28 | 부산대학교 산학협력단 | 오스뮴 또는 레늄 용해를 이용한 나노 다공성 금속 제조 방법 및 이의 나노 다공성 금속 |
| US20150167181A1 (en) * | 2013-12-16 | 2015-06-18 | Timothy D. Vaden | Synthesis of Molybdenum Catalyst Formulations for Hydrogen Generation |
| US9518335B2 (en) * | 2014-01-02 | 2016-12-13 | City University Of Hong Kong | Method of fabricating improved porous metallic material and resulting structure thereof |
| KR20150103864A (ko) * | 2014-03-04 | 2015-09-14 | 한국과학기술연구원 | 알칼리 수전해용 전극촉매의 제조방법, 알칼리 수전해용 전극촉매 조성의 조절방법 및 이를 통해 제조된 알칼리 수전해용 전극촉매 |
| JP6230451B2 (ja) * | 2014-03-11 | 2017-11-15 | 株式会社東芝 | 光化学反応装置および化学反応装置 |
| CN105633420B (zh) | 2014-11-03 | 2018-04-24 | 中国科学院大连化学物理研究所 | 一种纳米多孔金用于燃料电池薄层电极的制备方法 |
| KR101561966B1 (ko) * | 2015-03-26 | 2015-10-20 | 부산대학교 산학협력단 | 다공성 금속의 제조방법 |
| CN106676575B (zh) | 2015-11-09 | 2018-09-21 | 中国科学院大连化学物理研究所 | 一种spe水电解用膜电极的结构及其制备和应用 |
| US20170233885A1 (en) * | 2016-02-11 | 2017-08-17 | Khurram Saleem Joya | Process to make iron based electrocatalyst, an anode material, an electrochemical system and a process for water conversion, catalysis and fuel generation |
| CN105664937B (zh) * | 2016-03-30 | 2017-12-22 | 昆明理工大学 | 一种纳米多孔金催化膜的制备方法 |
| JP6615682B2 (ja) * | 2016-04-12 | 2019-12-04 | デノラ・ペルメレック株式会社 | アルカリ水電解用陽極及びアルカリ水電解用陽極の製造方法 |
| CN105839150B (zh) | 2016-04-25 | 2017-12-12 | 广西大学 | 一种铂改性材料的制备方法 |
| CN106591926B (zh) | 2016-12-09 | 2018-10-02 | 济南大学 | 在钢铁表面制备CNTs-多孔镍/氧化镍析氢反应催化剂的方法 |
-
2017
- 2017-09-21 EP EP17192444.2A patent/EP3460102B1/en active Active
- 2017-09-21 PL PL17192444T patent/PL3460102T3/pl unknown
- 2017-09-21 DK DK17192444.2T patent/DK3460102T3/da active
- 2017-09-21 ES ES17192444T patent/ES2798874T3/es active Active
-
2018
- 2018-09-19 JP JP2020537857A patent/JP6877650B2/ja active Active
- 2018-09-19 ES ES18780037T patent/ES2882197T3/es active Active
- 2018-09-19 AU AU2018335218A patent/AU2018335218B2/en active Active
- 2018-09-19 KR KR1020207010878A patent/KR102221176B1/ko active IP Right Grant
- 2018-09-19 MA MA50169A patent/MA50169B1/fr unknown
- 2018-09-19 US US16/648,891 patent/US11542615B2/en active Active
- 2018-09-19 CN CN201880061421.1A patent/CN111108233A/zh active Pending
- 2018-09-19 BR BR112020005379-1A patent/BR112020005379B1/pt active IP Right Grant
- 2018-09-19 WO PCT/EP2018/075335 patent/WO2019057763A1/en active Search and Examination
- 2018-09-19 SG SG11202002498SA patent/SG11202002498SA/en unknown
- 2018-09-19 CA CA3076561A patent/CA3076561C/en active Active
- 2018-09-19 DK DK18780037.0T patent/DK3684966T3/da active
- 2018-09-19 PL PL18780037T patent/PL3684966T3/pl unknown
- 2018-09-19 EP EP18780037.0A patent/EP3684966B1/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| US11542615B2 (en) | 2023-01-03 |
| ES2882197T3 (es) | 2021-12-01 |
| US20200248323A1 (en) | 2020-08-06 |
| EP3460102A1 (en) | 2019-03-27 |
| DK3460102T3 (da) | 2020-07-13 |
| DK3684966T3 (da) | 2021-08-23 |
| EP3684966A1 (en) | 2020-07-29 |
| CA3076561C (en) | 2021-06-22 |
| KR20200045564A (ko) | 2020-05-04 |
| BR112020005379A2 (pt) | 2020-09-29 |
| ES2798874T3 (es) | 2020-12-14 |
| KR102221176B1 (ko) | 2021-03-02 |
| SG11202002498SA (en) | 2020-04-29 |
| WO2019057763A1 (en) | 2019-03-28 |
| CA3076561A1 (en) | 2019-03-28 |
| EP3684966B1 (en) | 2021-06-16 |
| CN111108233A (zh) | 2020-05-05 |
| AU2018335218B2 (en) | 2021-05-06 |
| EP3460102B1 (en) | 2020-04-08 |
| MA50169B1 (fr) | 2021-09-30 |
| AU2018335218A1 (en) | 2020-04-30 |
| JP2020534444A (ja) | 2020-11-26 |
| BR112020005379B1 (pt) | 2022-02-01 |
| MA50169A (fr) | 2020-07-29 |
| PL3460102T3 (pl) | 2021-05-04 |
| JP6877650B2 (ja) | 2021-05-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| SG10201603714RA (en) | Wafer producing method | |
| SG10201600557XA (en) | Wafer producing method | |
| SG10201600555UA (en) | Wafer producing method | |
| SG10201510273SA (en) | Wafer producing method | |
| SG10201600552YA (en) | Wafer producing method | |
| SG10201510271QA (en) | Wafer producing method | |
| SG10201601981YA (en) | Wafer producing method | |
| EP3588653A4 (en) | SINGLE CELL PRODUCTION METHOD | |
| SG11202002498SA (en) | Method of producing an electrocatalyst | |
| SG10201601975SA (en) | Wafer producing method | |
| HUE064016T2 (hu) | Eljárás LGPS-alapú szilárd elektrolit elõállítására | |
| EP3666729C0 (en) | PROCESS FOR THE PRODUCTION OF NANO-SULFUR | |
| PL3396766T3 (pl) | Zespół elektrodowy i sposób jego wytwarzania | |
| IL269651A (en) | An improved method for the production of collagen | |
| PL2963365T3 (pl) | Obudowa izolacyjna i sposób wytwarzania obudowy izolacyjnej | |
| GB201707143D0 (en) | Method for producing cells | |
| ZA201600496B (en) | An aerobic method of producing alcohols | |
| PL3271521T3 (pl) | Sposób wytwarzania materiału izolacyjnego | |
| EP3588654A4 (en) | PROCESS FOR PRODUCING A MONOCELL | |
| EP3733858A4 (en) | METHOD FOR PRODUCING UROLITHIN | |
| EP3594217A4 (en) | PROCESS FOR THE PRODUCTION OF DIALKYLAMINOSILANE | |
| GB2553390B (en) | Method of manufacture | |
| PL3379700T3 (pl) | Obudowa i sposób wytwarzania obudowy | |
| HUE061957T2 (hu) | Módszer katódrészecskék elõállítására | |
| EP3670497A4 (en) | METHOD OF PRODUCTION OF DICYANOCYCLOHEXANE |