EP2736869A4 - Generation of polyols from saccharides - Google Patents
Generation of polyols from saccharidesInfo
- Publication number
- EP2736869A4 EP2736869A4 EP12817777.1A EP12817777A EP2736869A4 EP 2736869 A4 EP2736869 A4 EP 2736869A4 EP 12817777 A EP12817777 A EP 12817777A EP 2736869 A4 EP2736869 A4 EP 2736869A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- saccharides
- polyols
- generation
- Prior art date
- Legal status (The legal status 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 status listed.)
- Withdrawn
Links
Classifications
-
- 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
-
- 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
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/18—Carbon
-
- 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
- B01J23/64—Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/652—Chromium, molybdenum or tungsten
- B01J23/6525—Molybdenum
-
- 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
- B01J23/64—Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/652—Chromium, molybdenum or tungsten
- B01J23/6527—Tungsten
-
- 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
- B01J23/84—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 arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/85—Chromium, molybdenum or tungsten
- B01J23/88—Molybdenum
- B01J23/883—Molybdenum and nickel
-
- 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
- B01J23/84—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 arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/85—Chromium, molybdenum or tungsten
- B01J23/88—Molybdenum
- B01J23/887—Molybdenum containing in addition other metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/8871—Rare earth metals or actinides
-
- 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
- B01J23/84—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 arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/85—Chromium, molybdenum or tungsten
- B01J23/888—Tungsten
-
- 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
- B01J23/84—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 arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/85—Chromium, molybdenum or tungsten
- B01J23/888—Tungsten
- B01J23/8885—Tungsten containing also molybdenum
-
- 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
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/14—Phosphorus; Compounds thereof
- B01J27/186—Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J27/188—Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium with chromium, molybdenum, tungsten or polonium
-
- 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
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/14—Phosphorus; Compounds thereof
- B01J27/186—Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J27/188—Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium with chromium, molybdenum, tungsten or polonium
- B01J27/19—Molybdenum
-
- 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
- B01J37/0201—Impregnation
-
- 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
- B01J37/18—Reducing with gases containing free hydrogen
-
- 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
- C07C29/60—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by elimination of -OH groups, e.g. by dehydration
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/192,907 US20110312487A1 (en) | 2011-07-28 | 2011-07-28 | Catalyst system for generation of polyols from saccharides |
US13/192,970 US8222462B2 (en) | 2011-07-28 | 2011-07-28 | Process for generation of polyols from saccharides |
PCT/US2012/045343 WO2013015955A2 (en) | 2011-07-28 | 2012-07-03 | Generation of polyols from saccharides |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2736869A2 EP2736869A2 (en) | 2014-06-04 |
EP2736869A4 true EP2736869A4 (en) | 2015-01-07 |
Family
ID=47601711
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP12817777.1A Withdrawn EP2736869A4 (en) | 2011-07-28 | 2012-07-03 | Generation of polyols from saccharides |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP2736869A4 (en) |
CN (1) | CN103608320A (en) |
BR (1) | BR112013026705A2 (en) |
CA (1) | CA2832741A1 (en) |
TW (1) | TWI539994B (en) |
WO (1) | WO2013015955A2 (en) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BR112015020388B1 (en) | 2013-04-05 | 2020-12-08 | Shell Internationale Research Maatschappij B.V | process for the catalytic conversion of a feed load containing saccharide |
EP2981515B1 (en) | 2013-04-05 | 2017-02-01 | Shell Internationale Research Maatschappij B.V. | Process for the preparation of glycols |
WO2014173973A1 (en) | 2013-04-26 | 2014-10-30 | Shell Internationale Research Maatschappij B.V. | Process for the preparation of monoethylene glycol |
WO2015028398A1 (en) * | 2013-08-26 | 2015-03-05 | Shell Internationale Research Maatschappij B.V. | Process for the preparation of glycols |
EP3039002B1 (en) * | 2013-08-30 | 2018-07-25 | Shell International Research Maatschappij B.V. | Process for the conversion of saccharide-containing feedstock |
WO2015154258A1 (en) * | 2014-04-09 | 2015-10-15 | Petroliam Nasional Berhad (Petronas) | Selective conversion of saccharide containing feedstock to ethylene glycol |
CN111606781B (en) | 2014-09-28 | 2023-11-28 | 长春美禾科技发展有限公司 | Method for preparing dihydric alcohol |
JP6494795B2 (en) | 2015-01-13 | 2019-04-03 | アバンティウム・ナレッジ・センター・ベー・フェー | Process for producing ethylene glycol from carbohydrate sources |
CN107428642B (en) * | 2015-01-13 | 2020-11-27 | 阿凡田知识中心有限公司 | Process for the preparation of ethylene glycol from a carbohydrate source |
EP3245183B1 (en) * | 2015-01-13 | 2019-10-23 | Avantium Knowledge Centre B.v. | Process for preparing ethylene glycol from a carbohydrate source |
CA2973556C (en) | 2015-01-13 | 2019-04-30 | Avantium Knowledge Centre B.V. | Continuous process for preparing ethylene glycol from a carbohydrate source |
CA2989506C (en) * | 2015-06-30 | 2023-10-10 | Evert Van Der Heide | Process for the preparation of glycols |
CA2997373C (en) * | 2015-09-07 | 2023-07-18 | Shell Internationale Research Maatschappij B.V. | Process for recovering a metallic component |
BR112018010230A2 (en) * | 2015-11-19 | 2018-11-27 | Shell Int Research | catalyst system and process for glycol production |
BR112018010227B1 (en) * | 2015-11-19 | 2021-03-23 | Shell Internationale Research Maatschappij B.V. | PROCESS FOR THE PREPARATION OF MONOETHYLENE GLYCOL FROM STARTING MATERIAL THAT UNDERSTANDS ONE OR MORE SACARIDES |
WO2017085222A1 (en) * | 2015-11-19 | 2017-05-26 | Shell Internationale Research Maatschappij B.V. | Catalyst system and process for the production of glycols |
EP3377216A1 (en) * | 2015-11-19 | 2018-09-26 | Shell Internationale Research Maatschappij B.V. | Catalyst system and process for the production of glycols |
CN108367266B (en) | 2015-12-09 | 2021-07-06 | 国际壳牌研究有限公司 | Process for the preparation of diols |
CN108602738A (en) | 2016-02-09 | 2018-09-28 | 国际壳牌研究有限公司 | The method for manufacturing aklylene glycol |
CN108778446A (en) * | 2016-03-07 | 2018-11-09 | 国际壳牌研究有限公司 | Method for recycling metal component |
CN116730800A (en) | 2016-06-03 | 2023-09-12 | 泰恩工艺技术有限公司 | Continuous process for highly selective conversion of aldohexose-producing carbohydrates to ethylene glycol |
BR112019001733B1 (en) | 2016-08-04 | 2023-01-17 | Shell Internationale Research Maatschappij B.V. | PROCESS FOR THE PREPARATION OF GLYCOLS FROM A FEED STOCK CONTAINING SACCHARIDE IN A REACTOR SYSTEM |
CA3037049A1 (en) * | 2016-09-29 | 2018-04-05 | Shell Internationale Research Maatschappij B.V. | Method for acid treatment conditioning of a catalyst in the production of glycols |
BR112019008618B1 (en) * | 2016-10-28 | 2022-06-28 | Shell Internationale Research Maatschappij B.V. | PROCESS FOR THE PRODUCTION OF GLYCOLS |
BR112021004744A2 (en) | 2018-09-13 | 2021-06-01 | Shell Internationale Research Maatschappij B.V. | starting process for the production of glycols |
BR112021004750A2 (en) | 2018-09-13 | 2021-06-01 | Shell Internationale Research Maatschappij B.V. | shutdown process for the production of glycols |
WO2020212542A1 (en) | 2019-04-17 | 2020-10-22 | Shell Internationale Research Maatschappij B.V. | Stirred injection mixing process |
WO2023083948A1 (en) | 2021-11-12 | 2023-05-19 | Shell Internationale Research Maatschappij B.V. | Process for separating glycol from diols |
WO2023150656A1 (en) | 2022-02-04 | 2023-08-10 | Shell Usa, Inc. | Process for producing glycol from renewable feedstock |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007326849A (en) * | 2006-05-09 | 2007-12-20 | Kao Corp | Method for producing polyhydric alcohol hydrogenolysis product |
EP2017250A1 (en) * | 2006-05-09 | 2009-01-21 | Kao Corporation | Process for producing product of hydrogenolysis of polyhydric alcohol |
CN101768050A (en) * | 2009-12-25 | 2010-07-07 | 北京大学 | Method for preparing ethylene glycol and 1,2-propylene glycol |
US20100256424A1 (en) * | 2008-10-24 | 2010-10-07 | Dalian Institute Of Chemical Physics, Chinese Academy Of Sciences | Method of preparing ethylene glycol cellulose |
WO2011050691A1 (en) * | 2009-10-27 | 2011-05-05 | 中国科学院大连化学物理研究所 | Tungsten carbide catalyst supported on mesoporous carbon, preparation and application thereof |
EP2548858A1 (en) * | 2010-03-17 | 2013-01-23 | Dalian Institute Of Chemical Physics, Chinese Academy Of Sciences | Process for preparing ethylene glycol from polyhydric compounds |
WO2013015990A2 (en) * | 2011-07-28 | 2013-01-31 | Uop Llc | Catalytic process for continuously generating polyols |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4642394A (en) * | 1985-07-16 | 1987-02-10 | Celanese Corporation | Production of propanediols |
MY159308A (en) * | 2009-12-30 | 2016-12-30 | Virent Inc | Catalysts for hydrodeoxygenation of polyols |
-
2012
- 2012-07-03 BR BR112013026705A patent/BR112013026705A2/en not_active IP Right Cessation
- 2012-07-03 CA CA2832741A patent/CA2832741A1/en not_active Abandoned
- 2012-07-03 WO PCT/US2012/045343 patent/WO2013015955A2/en active Application Filing
- 2012-07-03 CN CN201280028835.7A patent/CN103608320A/en active Pending
- 2012-07-03 EP EP12817777.1A patent/EP2736869A4/en not_active Withdrawn
- 2012-07-25 TW TW101126858A patent/TWI539994B/en not_active IP Right Cessation
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007326849A (en) * | 2006-05-09 | 2007-12-20 | Kao Corp | Method for producing polyhydric alcohol hydrogenolysis product |
EP2017250A1 (en) * | 2006-05-09 | 2009-01-21 | Kao Corporation | Process for producing product of hydrogenolysis of polyhydric alcohol |
US20100256424A1 (en) * | 2008-10-24 | 2010-10-07 | Dalian Institute Of Chemical Physics, Chinese Academy Of Sciences | Method of preparing ethylene glycol cellulose |
WO2011050691A1 (en) * | 2009-10-27 | 2011-05-05 | 中国科学院大连化学物理研究所 | Tungsten carbide catalyst supported on mesoporous carbon, preparation and application thereof |
CN101768050A (en) * | 2009-12-25 | 2010-07-07 | 北京大学 | Method for preparing ethylene glycol and 1,2-propylene glycol |
EP2548858A1 (en) * | 2010-03-17 | 2013-01-23 | Dalian Institute Of Chemical Physics, Chinese Academy Of Sciences | Process for preparing ethylene glycol from polyhydric compounds |
WO2013015990A2 (en) * | 2011-07-28 | 2013-01-31 | Uop Llc | Catalytic process for continuously generating polyols |
Non-Patent Citations (2)
Title |
---|
CHAMINAND J ET AL: "Glycerol hydrogenolysis on heterogeneous catalysts", GREEN CHEMISTRY, ROYAL SOCIETY OF CHEMISTRY, CAMBRIDGE, GB, vol. 6, 1 January 2004 (2004-01-01), pages 359 - 361, XP003016972, ISSN: 1463-9262, DOI: 10.1039/B407378A * |
MING-YUAN ZHENG ET AL: "Transition Metal-Tungsten Bimetallic Catalysts for the Conversion of Cellulose into Ethylene Glycol", CHEMSUSCHEM, vol. 3, no. 1, 25 January 2010 (2010-01-25), pages 63 - 66, XP055003506, ISSN: 1864-5631, DOI: 10.1002/cssc.200900197 * |
Also Published As
Publication number | Publication date |
---|---|
CA2832741A1 (en) | 2013-01-31 |
WO2013015955A2 (en) | 2013-01-31 |
TWI539994B (en) | 2016-07-01 |
EP2736869A2 (en) | 2014-06-04 |
TW201315540A (en) | 2013-04-16 |
CN103608320A (en) | 2014-02-26 |
BR112013026705A2 (en) | 2016-12-27 |
WO2013015955A3 (en) | 2013-03-21 |
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A4 | Supplementary search report drawn up and despatched |
Effective date: 20141208 |
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RIC1 | Information provided on ipc code assigned before grant |
Ipc: C07C 31/26 20060101ALI20141202BHEP Ipc: B01J 23/40 20060101ALI20141202BHEP Ipc: C07C 29/157 20060101AFI20141202BHEP |
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Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
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18D | Application deemed to be withdrawn |
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