HK1056162A1 - Process and catalyst for preparing alcohols - Google Patents
Process and catalyst for preparing alcoholsInfo
- Publication number
- HK1056162A1 HK1056162A1 HK03108507A HK03108507A HK1056162A1 HK 1056162 A1 HK1056162 A1 HK 1056162A1 HK 03108507 A HK03108507 A HK 03108507A HK 03108507 A HK03108507 A HK 03108507A HK 1056162 A1 HK1056162 A1 HK 1056162A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- catalyst
- preparing alcohols
- alcohols
- preparing
- Prior art date
Links
- 150000001298 alcohols Chemical class 0.000 title 1
- 239000003054 catalyst Substances 0.000 title 1
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
- 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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/80—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 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
- B01J35/40—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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
-
- 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
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/66—Pore distribution
-
- 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
- B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
- B01J37/0018—Addition of a binding agent or of material, later completely removed among others as result of heat treatment, leaching or washing,(e.g. forming of pores; protective layer, desintegrating by heat)
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/132—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group
- C07C29/136—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH
- C07C29/147—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of carboxylic acids or derivatives thereof
- C07C29/149—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of carboxylic acids or derivatives thereof with hydrogen or hydrogen-containing gases
-
- 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
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/61—Surface area
- B01J35/613—10-100 m2/g
-
- 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
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/63—Pore volume
- B01J35/633—Pore volume less than 0.5 ml/g
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10207443A DE10207443A1 (de) | 2002-02-22 | 2002-02-22 | Verfahren und Katalysator zur Herstellung von Alkoholen |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1056162A1 true HK1056162A1 (en) | 2004-02-06 |
Family
ID=27635224
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK03108507A HK1056162A1 (en) | 2002-02-22 | 2003-11-21 | Process and catalyst for preparing alcohols |
Country Status (7)
Country | Link |
---|---|
US (1) | US7119237B2 (fr) |
EP (2) | EP1338587B1 (fr) |
JP (2) | JP2003277306A (fr) |
CN (1) | CN1269781C (fr) |
DE (1) | DE10207443A1 (fr) |
ES (2) | ES2550607T3 (fr) |
HK (1) | HK1056162A1 (fr) |
Families Citing this family (40)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1737569B1 (fr) * | 2004-01-21 | 2007-12-26 | Avantium International B.V. | Catalyseurs exempt de chrome, a base de cu metallique et d'au moins un second metal |
FR2875716B1 (fr) * | 2004-09-28 | 2007-08-03 | Inst Francais Du Petrole | Nouveaux supports composites alumine sur alumine |
JP4058057B2 (ja) * | 2005-04-26 | 2008-03-05 | 株式会社東芝 | 日中機械翻訳装置、日中機械翻訳方法および日中機械翻訳プログラム |
US20090018366A1 (en) * | 2005-09-08 | 2009-01-15 | Monika Berweiler | Production and use of supported activated base metal catalysts for organic transformation |
JP5103791B2 (ja) * | 2006-05-29 | 2012-12-19 | 新日本理化株式会社 | 還元ラノリンの製造方法 |
DE102007032311A1 (de) | 2007-07-11 | 2009-01-15 | Lanxess Deutschland Gmbh | Methylcyclopentylester |
JP5179107B2 (ja) * | 2007-07-24 | 2013-04-10 | 花王株式会社 | 水素添加用触媒 |
MY155707A (en) * | 2007-11-14 | 2015-11-13 | Bp Plc | Process for the production of ethanol from ethanoic acid and hydrogen |
US7964114B2 (en) * | 2007-12-17 | 2011-06-21 | Sud-Chemie Inc. | Iron-based water gas shift catalyst |
DE102008008389A1 (de) | 2008-02-09 | 2009-08-13 | Lanxess Deutschland Gmbh | Methylcyclopentylester |
US8575403B2 (en) | 2010-05-07 | 2013-11-05 | Celanese International Corporation | Hydrolysis of ethyl acetate in ethanol separation process |
EP2357037A1 (fr) | 2010-02-17 | 2011-08-17 | LANXESS Deutschland GmbH | Procédé de fabrication de catalyseurs à haute stabilité méchanique |
CN102946994B (zh) * | 2010-04-21 | 2015-03-18 | Sk新技术株式会社 | 纳米级Cu基催化剂及其制备方法、以及使用该催化剂通过羧酸的直接氢化来制备醇的方法 |
KR101716496B1 (ko) * | 2010-04-21 | 2017-03-15 | 에스케이이노베이션 주식회사 | 나노미터 크기의 구리계 촉매 제조 방법 |
KR101694545B1 (ko) * | 2010-07-27 | 2017-01-10 | 에스케이이노베이션 주식회사 | 카르복시산의 직접수소화를 통한 알코올 제조방법 |
EP2404889A1 (fr) | 2010-07-06 | 2012-01-11 | LANXESS Deutschland GmbH | Procédé de fabrication d'alpha-oméga-dioles |
WO2012006499A2 (fr) | 2010-07-09 | 2012-01-12 | Celanese International Corporation | Réacteur de finition pour purifier l'éthanol |
WO2012148509A1 (fr) | 2011-04-26 | 2012-11-01 | Celanese International Corporation | Procédé de production d'éthanol faisant appel à un réacteur à lit empilé |
US9272970B2 (en) | 2010-07-09 | 2016-03-01 | Celanese International Corporation | Hydrogenolysis of ethyl acetate in alcohol separation processes |
US8710279B2 (en) | 2010-07-09 | 2014-04-29 | Celanese International Corporation | Hydrogenolysis of ethyl acetate in alcohol separation processes |
US8664454B2 (en) | 2010-07-09 | 2014-03-04 | Celanese International Corporation | Process for production of ethanol using a mixed feed using copper containing catalyst |
US9024083B2 (en) | 2010-07-09 | 2015-05-05 | Celanese International Corporation | Process for the production of ethanol from an acetic acid feed and a recycled ethyl acetate feed |
CN101934228A (zh) * | 2010-09-30 | 2011-01-05 | 江苏丹化煤制化学品工程技术有限公司 | 一种醋酸酯加氢制乙醇的催化剂及其制备方法和应用 |
CN102093162B (zh) * | 2010-12-13 | 2012-04-18 | 西南化工研究设计院 | 一种用醋酸酯加氢制备乙醇的方法 |
US9073816B2 (en) | 2011-04-26 | 2015-07-07 | Celanese International Corporation | Reducing ethyl acetate concentration in recycle streams for ethanol production processes |
US8754268B2 (en) | 2011-04-26 | 2014-06-17 | Celanese International Corporation | Process for removing water from alcohol mixtures |
US8592635B2 (en) | 2011-04-26 | 2013-11-26 | Celanese International Corporation | Integrated ethanol production by extracting halides from acetic acid |
US8895786B2 (en) | 2011-08-03 | 2014-11-25 | Celanese International Corporation | Processes for increasing alcohol production |
US9109174B2 (en) | 2011-09-20 | 2015-08-18 | Phillips 66 Company | Advanced cellulosic renewable fuels |
US9168509B2 (en) * | 2011-11-09 | 2015-10-27 | China Petroleum & Chemical Corp. | Hydrogenation catalysts and the preparation processes thereof |
WO2013073704A1 (fr) * | 2011-11-18 | 2013-05-23 | 宇部興産株式会社 | Procédé de fabrication d'alcanediol |
DE102012019123B4 (de) * | 2012-09-28 | 2021-10-21 | Clariant International Ltd. | Hydrierkatalysator und Verfahren zu dessen Herstellung durch die Verwendung von unkalziniertem Ausgangsmaterial |
US9725335B2 (en) * | 2013-03-12 | 2017-08-08 | The Frazer And Cruickshank Living Trust Dated 3/24/1982 | Removal of copper from aqueous streams using an iron promoted activated alumina |
WO2015137301A1 (fr) * | 2014-03-11 | 2015-09-17 | 東ソー株式会社 | Catalyseur d'hydrogénation pour composé nitré aromatique, et procédé de fabrication de celui-ci |
DE102014004413A1 (de) | 2014-03-26 | 2015-10-01 | Clariant International Ltd. | Hydrierkatalysator und Verfahren zu dessen Herstellung |
JP6732431B2 (ja) * | 2014-11-20 | 2020-07-29 | 花王株式会社 | 脂肪族アルコールの製造方法 |
EP3231512B1 (fr) * | 2014-11-27 | 2022-01-26 | Dalian Institute Of Chemical Physics, Chinese Academy Of Sciences | Procédé de préparation pour matériau poreux hiérarchique |
EP3320971A1 (fr) | 2016-11-15 | 2018-05-16 | Basf Se | Catalyseur méchaniquement stable pour l'hydrogénation de composés carbonylés et son procédé de fabrication |
EP3345890A1 (fr) * | 2017-01-05 | 2018-07-11 | Lanxess Deutschland GmbH | Procédé de production de n-méthyle-p-toluidine pour son utilisation en tant qu'additif dans le kérosène |
CN115845869B (zh) * | 2022-11-24 | 2024-04-26 | 西安凯立新材料股份有限公司 | 醋酸甲酯加氢制乙醇用催化剂及其制备方法和应用 |
Family Cites Families (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55106543A (en) | 1979-02-10 | 1980-08-15 | Mitsubishi Gas Chem Co Inc | Preparation of catalyst for synthesizing methanol |
IT1190783B (it) | 1981-04-29 | 1988-02-24 | Davy Mckee Oil & Chem | Processo per l'idrogenolisi di esteri di acidi carbossilici |
US4393251A (en) * | 1981-06-17 | 1983-07-12 | Basf Aktiengesellschaft | Preparation of propanediols using a copper-and zinc containing hydrogenation catalyst |
DE3317725A1 (de) * | 1983-05-16 | 1984-11-22 | Süd-Chemie AG, 8000 München | Katalysator fuer die methanolsynthese |
US4977123A (en) * | 1988-06-17 | 1990-12-11 | Massachusetts Institute Of Technology | Preparation of extrusions of bulk mixed oxide compounds with high macroporosity and mechanical strength |
FR2647367B1 (fr) * | 1989-04-24 | 1991-08-30 | Inst Francais Du Petrole | Procede de preparation de precurseurs de catalyseurs contenant du cuivre, de l'aluminium et du zinc, utilisables pour la synthese et la decomposition du methanol |
US5345005A (en) * | 1989-09-12 | 1994-09-06 | Engelhard Corporation | Hydrogenation catalyst, process for preparing and process of using said catalyst |
US5155086A (en) * | 1989-09-12 | 1992-10-13 | Engelhard Corporation | Hydrogenation catalyst, process for preparing and process of using said catalyst |
CA2026275C (fr) * | 1989-10-17 | 2000-12-05 | Deepak S. Thakur | Catalyseur d'hydrogenation, methode de preparation et methode d'utilisation connexes |
US5134108A (en) * | 1991-05-22 | 1992-07-28 | Engelhard Corporation | Process for preparing catalyst with copper or zinc and with chromium, molybdenum, tungsten, or vanadium, and product thereof |
DE4244273A1 (de) * | 1992-12-28 | 1994-06-30 | Hoechst Ag | Kupferkatalysator |
DE4301469A1 (de) * | 1993-01-21 | 1994-07-28 | Basf Ag | Katalysatoren mit hochdisperser Verteilung der Aktivkomponente |
US5343005A (en) | 1993-04-02 | 1994-08-30 | Automotive Products Plc | Hydraulic master cylinder switch |
US5334779A (en) * | 1993-06-01 | 1994-08-02 | Eastman Kodak Company | Catalyst compositions and the use thereof in the hydrogenation of carboxylic acid esters |
GB9324753D0 (en) * | 1993-12-02 | 1994-01-19 | Davy Mckee London | Process |
US5985790A (en) * | 1994-12-07 | 1999-11-16 | Project Earth Industries, Inc. | Method of making acid contacted enhanced aluminum oxide adsorbent particle |
DE19500783A1 (de) | 1995-01-13 | 1996-07-18 | Bayer Ag | Verfahren zur Herstellung von aliphatischen alpha,omega-Diolen |
DE19533486A1 (de) * | 1995-09-12 | 1997-03-13 | Basf Ag | Monomodale und polymodale Katalysatorträger und Katalysatoren mit engen Porengrößenverteilungen und deren Herstellverfahren |
JPH09173845A (ja) | 1995-12-28 | 1997-07-08 | Nkk Corp | ジメチルエーテルの製造用触媒及びその製造方法ならびにジメチルエーテルの製造方法 |
CA2250132A1 (fr) | 1996-03-21 | 1997-09-25 | Mallinckrodt Chemical, Inc. | Preparation et utilisation de catalyseurs sans chrome pour des applications dans des catalyseurs cu/cr |
US5990373A (en) * | 1996-08-20 | 1999-11-23 | Kansas State University Research Foundation | Nanometer sized metal oxide particles for ambient temperature adsorption of toxic chemicals |
DE19653200A1 (de) * | 1996-12-19 | 1998-06-25 | Basf Ag | Verfahren zur Reduktion von Stickoxiden |
US6014930A (en) | 1997-07-25 | 2000-01-18 | Kodak Polychrome Graphics Llc | Single layer direct write lithographic printing plates |
DE19739746A1 (de) * | 1997-09-10 | 1999-03-11 | Basf Ag | Katalysator in Tablettenform |
JP5072136B2 (ja) * | 1998-07-24 | 2012-11-14 | 千代田化工建設株式会社 | 多孔性スピネル型複合酸化物の製造方法 |
US6383273B1 (en) * | 1999-08-12 | 2002-05-07 | Apyron Technologies, Incorporated | Compositions containing a biocidal compound or an adsorbent and/or catalyst compound and methods of making and using therefor |
DE19942895A1 (de) * | 1999-09-08 | 2001-03-15 | Basf Ag | Katalysator und Verfahren zur Hydrierung von Carbonylverbindungen |
US6576588B2 (en) * | 2000-04-07 | 2003-06-10 | Catalytic Distillation Technologies | Process for selective hydrogenation of alkynes and catalyst therefor |
-
2002
- 2002-02-22 DE DE10207443A patent/DE10207443A1/de not_active Withdrawn
-
2003
- 2003-02-10 EP EP03002604.1A patent/EP1338587B1/fr not_active Expired - Lifetime
- 2003-02-10 ES ES03002604.1T patent/ES2550607T3/es not_active Expired - Lifetime
- 2003-02-10 EP EP09150380.5A patent/EP2096098B1/fr not_active Expired - Lifetime
- 2003-02-10 ES ES09150380.5T patent/ES2549439T3/es not_active Expired - Lifetime
- 2003-02-19 US US10/368,767 patent/US7119237B2/en not_active Expired - Fee Related
- 2003-02-21 JP JP2003044305A patent/JP2003277306A/ja active Pending
- 2003-02-21 CN CNB031054579A patent/CN1269781C/zh not_active Expired - Fee Related
- 2003-11-21 HK HK03108507A patent/HK1056162A1/xx not_active IP Right Cessation
-
2009
- 2009-07-02 JP JP2009157970A patent/JP5222237B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ES2550607T3 (es) | 2015-11-11 |
EP2096098A1 (fr) | 2009-09-02 |
EP1338587A2 (fr) | 2003-08-27 |
CN1269781C (zh) | 2006-08-16 |
JP5222237B2 (ja) | 2013-06-26 |
JP2003277306A (ja) | 2003-10-02 |
DE10207443A1 (de) | 2003-09-04 |
US7119237B2 (en) | 2006-10-10 |
EP1338587A3 (fr) | 2003-10-15 |
ES2549439T3 (es) | 2015-10-28 |
JP2009215322A (ja) | 2009-09-24 |
EP2096098B1 (fr) | 2015-07-15 |
CN1439624A (zh) | 2003-09-03 |
US20030187309A1 (en) | 2003-10-02 |
EP1338587B1 (fr) | 2015-08-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
HK1056162A1 (en) | Process and catalyst for preparing alcohols | |
GB0227081D0 (en) | Methods for preparing catalysts | |
EP1541182A4 (fr) | Support pour regeneration tissulaire et procede de production associe | |
IL175363A0 (en) | Urea derivative and process for preparing the same | |
AU2003206592A1 (en) | Foam pad and process for production thereof | |
AU2003276853A8 (en) | Ziegler-natta catalyst and methods for making and using same | |
HK1085489A1 (en) | Chitosan-containing polyaccharide, process for producing the same and use thereof | |
GB0129054D0 (en) | Catalytic reactor and process | |
TWI346574B (en) | A catalyst composition, a process for preparing the catalyst composition and a use of the catalyst composition | |
EP1404443A4 (fr) | Procede de preparation d'un catalyseur de fluoration | |
HK1078863A1 (en) | Process for preparing (s)-pantoprazole | |
TWI318135B (en) | A process for preparing a catalyst, the catalyst and a use of the catalyst | |
HK1075414A1 (en) | Sustained release preparations and process for producing the same | |
AU2003245145A8 (en) | Process and system for designing molds and dies | |
GB0226408D0 (en) | Catalyst and process | |
SG115596A1 (en) | Process for preparing tert-butanol | |
GB0314790D0 (en) | Catalytic reactor and process | |
EP1507781A4 (fr) | Methode de preparation de maytansinol | |
AU2003248919A8 (en) | Catalysts and process for making polyolefins | |
GB0228268D0 (en) | Catalyst and process | |
GB0128205D0 (en) | Catalyst and process | |
AU2003286930A1 (en) | Hydroconversion catalyst and method for making the catalyst | |
IL164901A (en) | Process for preparing optically active beta-aminoketones | |
AU2003266311A1 (en) | Process for preparing so2f2 and so2clf | |
EP1489087A4 (fr) | Bisphosphine, procede de fabrication et utilisation |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |
Effective date: 20110221 |