SG82694A1 - Complex oxide catalysts and process for producing (meth) acrolein and (meth) acrylic acid - Google Patents
Complex oxide catalysts and process for producing (meth) acrolein and (meth) acrylic acidInfo
- Publication number
- SG82694A1 SG82694A1 SG200002869A SG200002869A SG82694A1 SG 82694 A1 SG82694 A1 SG 82694A1 SG 200002869 A SG200002869 A SG 200002869A SG 200002869 A SG200002869 A SG 200002869A SG 82694 A1 SG82694 A1 SG 82694A1
- Authority
- SG
- Singapore
- Prior art keywords
- meth
- acrolein
- producing
- acrylic acid
- complex oxide
- Prior art date
Links
Classifications
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- 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
- B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/24—Chromium, molybdenum or tungsten
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
- C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
- C07C51/23—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of oxygen-containing groups to carboxyl groups
- C07C51/235—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of oxygen-containing groups to carboxyl groups of —CHO groups or primary alcohol groups
-
- 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
- B01J23/002—Mixed oxides other than spinels, e.g. perovskite
-
- 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
- B01J23/58—Platinum group metals with alkali- or alkaline earth metals
-
- 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
- B01J23/74—Iron group metals
-
- 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
- B01J23/8876—Arsenic, antimony or bismuth
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- 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
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
- C07C45/33—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties
- C07C45/34—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties in unsaturated compounds
- C07C45/35—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties in unsaturated compounds in propene or isobutene
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
- C07C45/37—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
- C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
- C07C51/25—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring
- C07C51/252—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring of propene, butenes, acrolein or methacrolein
-
- 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
- B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/24—Chromium, molybdenum or tungsten
- B01J23/31—Chromium, molybdenum or tungsten combined with bismuth
-
- 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
- B01J2523/00—Constitutive chemical elements of heterogeneous catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14429699A JP4185217B2 (ja) | 1999-05-25 | 1999-05-25 | 複合酸化物触媒、並びに(メタ)アクロレインおよび(メタ)アクリル酸の製造方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
SG82694A1 true SG82694A1 (en) | 2001-08-21 |
Family
ID=15358780
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG200002869A SG82694A1 (en) | 1999-05-25 | 2000-05-24 | Complex oxide catalysts and process for producing (meth) acrolein and (meth) acrylic acid |
Country Status (11)
Country | Link |
---|---|
US (2) | US6383973B1 (zh) |
EP (1) | EP1055455B1 (zh) |
JP (1) | JP4185217B2 (zh) |
KR (1) | KR20010049394A (zh) |
CN (1) | CN1153615C (zh) |
BR (1) | BR0002501B1 (zh) |
ID (1) | ID26151A (zh) |
MX (1) | MXPA00005113A (zh) |
MY (1) | MY124766A (zh) |
SG (1) | SG82694A1 (zh) |
TW (1) | TW518253B (zh) |
Families Citing this family (41)
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IL144815A (en) * | 2000-08-11 | 2005-07-25 | Sumitomo Chemical Co | Process for producing carbonyl or hydroxy compound |
JP3892244B2 (ja) * | 2001-03-21 | 2007-03-14 | 株式会社日本触媒 | 不飽和アルデヒドおよび不飽和カルボン酸製造用触媒の製造方法 |
JP2002322116A (ja) | 2001-04-25 | 2002-11-08 | Nippon Shokubai Co Ltd | (メタ)アクリル酸の製造方法 |
DE60239222D1 (de) * | 2001-12-21 | 2011-03-31 | Asahi Kasei Chemicals Corp | Oxidkatalysatorzusammensetzung |
JP4813758B2 (ja) | 2003-02-27 | 2011-11-09 | 株式会社日本触媒 | 複合酸化物触媒およびそれを用いたアクリル酸の製造方法 |
KR100687671B1 (ko) * | 2003-03-05 | 2007-03-02 | 아사히 가세이 케미칼즈 가부시키가이샤 | 입상 다공성 암모산화 촉매 |
US7232788B2 (en) * | 2003-03-31 | 2007-06-19 | Saudi Basic Industries Corporation | Mixed metal oxide catalysts for the production of unsaturated aldehydes from olefins |
US7501377B2 (en) * | 2003-03-31 | 2009-03-10 | Saudi Basic Industries Corporation | Mixed metal oxide catalysts for the production of unsaturated aldehydes from olefins |
US7294734B2 (en) * | 2003-05-02 | 2007-11-13 | Velocys, Inc. | Process for converting a hydrocarbon to an oxygenate or a nitrile |
US7220390B2 (en) | 2003-05-16 | 2007-05-22 | Velocys, Inc. | Microchannel with internal fin support for catalyst or sorption medium |
JP4056429B2 (ja) | 2003-06-05 | 2008-03-05 | 株式会社日本触媒 | (メタ)アクリル酸の製造方法 |
US7229945B2 (en) * | 2003-12-19 | 2007-06-12 | Saudi Basic Industrics Corporation | Process of making mixed metal oxide catalysts for the production of unsaturated aldehydes from olefins |
CN1314487C (zh) * | 2004-11-26 | 2007-05-09 | 上海华谊丙烯酸有限公司 | 叔丁醇或异丁烯选择氧化合成甲基丙烯醛的催化剂及其应用 |
KR100807972B1 (ko) * | 2005-08-10 | 2008-02-28 | 주식회사 엘지화학 | 아크릴산 선택성이 높은 복합 금속 산화물 촉매 |
KR100932467B1 (ko) | 2005-12-06 | 2009-12-17 | 니폰 쇼쿠바이 컴파니 리미티드 | 아크릴산의 제조방법 |
KR100986898B1 (ko) * | 2006-07-27 | 2010-10-08 | 주식회사 엘지화학 | 복합 금속 산화물 촉매 및 상기 촉매를 사용한(메타)아크릴산 제조 방법 |
CN101385978B (zh) * | 2007-09-12 | 2011-04-20 | 上海华谊丙烯酸有限公司 | 一种合成甲基丙烯醛的催化剂及其制备方法 |
BRPI0906766A2 (pt) * | 2008-01-17 | 2015-07-14 | Lg Chemical Ltd | Sistema do catalisador, reator de oxidação contendo o mesmo, e método de preparação para acroleíne e ácido acrílico empregando o mesmo |
JP5380434B2 (ja) | 2008-04-27 | 2014-01-08 | 株式会社日本触媒 | アクリル酸の製造方法ならびにその製造方法を用いた親水性樹脂の製造方法および吸水性樹脂の製造方法 |
KR101086731B1 (ko) * | 2008-10-17 | 2011-11-25 | 금호석유화학 주식회사 | 1-부텐의 산화/탈수소화 반응에서 1,3-부타디엔 제조용 비스무스 몰리브덴 철 복합 산화물 촉매 및 제조방법 |
JP5582708B2 (ja) * | 2009-03-13 | 2014-09-03 | 株式会社日本触媒 | アクロレイン製造用触媒および該触媒を用いたアクロレインおよび/またはアクリル酸の製造方法 |
CN101579631A (zh) * | 2009-06-22 | 2009-11-18 | 上海华谊丙烯酸有限公司 | 一种用于低碳烯烃选择氧化制备不饱和醛反应的催化剂的制备方法 |
JP5387297B2 (ja) * | 2009-09-30 | 2014-01-15 | 住友化学株式会社 | 複合酸化物触媒の製造方法 |
WO2012063771A1 (ja) * | 2010-11-10 | 2012-05-18 | 日本化薬株式会社 | メタクロレインおよびメタクリル酸製造用触媒、ならびにその製造方法 |
ITMI20110510A1 (it) | 2011-03-30 | 2012-10-01 | Eni Spa | Ossidi misti di metalli di transizione, catalizzatori di idrotrattamento da essi ottenuti, e processo di preparazione |
CN102389798A (zh) * | 2011-10-21 | 2012-03-28 | 成都市翻鑫家科技有限公司 | 车用高效尾气净化催化剂及其制备方法 |
CN103157486B (zh) * | 2011-12-13 | 2015-10-28 | 上海华谊丙烯酸有限公司 | 氧化物催化剂的制造方法及其制得的氧化物催化剂 |
US8722940B2 (en) | 2012-03-01 | 2014-05-13 | Saudi Basic Industries Corporation | High molybdenum mixed metal oxide catalysts for the production of unsaturated aldehydes from olefins |
WO2013161702A1 (ja) * | 2012-04-23 | 2013-10-31 | 日本化薬株式会社 | ブタジエンの製造用触媒、その触媒の製造方法およびその触媒を用いたブタジエンの製造方法 |
JP5970542B2 (ja) | 2012-04-23 | 2016-08-17 | 日本化薬株式会社 | 成型触媒の製造方法および該成型触媒を用いるジエンまたは不飽和アルデヒドおよび/または不飽和カルボン酸の製造方法 |
CN103420820B (zh) * | 2012-05-16 | 2016-05-18 | 中国石油化工股份有限公司 | 生产甲基丙烯醛方法 |
CN103721722B (zh) * | 2012-10-10 | 2017-03-08 | 上海华谊丙烯酸有限公司 | 复合氧化物催化剂及其制备方法 |
CN103736498B (zh) * | 2012-10-17 | 2016-04-13 | 中国石油化工股份有限公司 | 丙烯氧化催化剂、制备方法及其用途 |
DE102013006251A1 (de) | 2013-04-11 | 2014-10-16 | Clariant International Ltd. | Verfahren zur Herstellung eines Katalysators zur partiellen Oxidation von Olefinen |
WO2014175113A1 (ja) * | 2013-04-25 | 2014-10-30 | 日本化薬株式会社 | 不飽和アルデヒドおよび/または不飽和カルボン酸製造用触媒、該触媒の製造方法、および該触媒を用いた不飽和アルデヒドおよび/または不飽和カルボン酸の製造方法 |
MX2016015443A (es) * | 2014-05-29 | 2017-03-23 | Ineos Europe Ag | Catalizadores para amoxidacion selectiva mejorados. |
JP6555340B2 (ja) * | 2016-02-24 | 2019-08-07 | 三菱ケミカル株式会社 | 多穴型押出ダイス、金属化合物押出成形体の製造方法、不飽和アルデヒドおよび/または不飽和カルボン酸製造用触媒押出成形体の製造方法、ならびに不飽和アルデヒドおよび/または不飽和カルボン酸の製造方法 |
US10626082B2 (en) | 2016-10-11 | 2020-04-21 | Ineos Europe Ag | Ammoxidation catalyst with selective co-product HCN production |
EP3862080A4 (en) * | 2019-09-30 | 2022-11-02 | LG Chem, Ltd. | PROPYLENE AMMOOXIDATION CATALYST, ASSOCIATED PREPARATION PROCESS AND PROPYLENE AMMOOXIDATION PROCESS USING THIS CATALYST |
CN113522301A (zh) * | 2021-06-28 | 2021-10-22 | 谷育英 | 烯烃氧化制不饱和醛催化剂及其制备方法和应用 |
WO2024147530A1 (ko) * | 2023-01-06 | 2024-07-11 | 주식회사 엘지화학 | (메트)아크릴산 제조용 촉매의 제조 방법, (메트)아크릴산 제조용 촉매 및 (메트)아크릴산의 제조 방법 |
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EP0415347B2 (en) * | 1989-08-29 | 2002-06-05 | Nippon Shokubai Kagaku Kogyo Co. Ltd. | Catalyst for the production of methacrylic acid |
ES2130297T3 (es) * | 1989-12-06 | 1999-07-01 | Nippon Catalytic Chem Ind | Procedimiento para producir metacroleina y acido metacrilico. |
US5093299A (en) * | 1990-01-09 | 1992-03-03 | The Standard Oil Company | Catalyst for process for the manufacture of acrylonitrile and methacrylonitrile |
JP3108511B2 (ja) * | 1992-02-27 | 2000-11-13 | 三菱レイヨン株式会社 | 不飽和アルデヒド及び不飽和カルボン酸合成用触媒の製造法 |
DE4220859A1 (de) * | 1992-06-25 | 1994-01-05 | Basf Ag | Multimetalloxidmassen |
KR100210642B1 (ko) * | 1994-05-31 | 1999-07-15 | 겐지 아이다 | 메타크릴산 제조용촉매 및 이 촉매를 이용한 메타크릴산의 제조방법 |
JP3476307B2 (ja) * | 1996-05-09 | 2003-12-10 | 三菱レイヨン株式会社 | 不飽和アルデヒド及び不飽和カルボン酸合成用触媒の充填方法 |
US5840648A (en) * | 1997-09-02 | 1998-11-24 | The Standard Oil Company | Catalyst for the manufacture of acrylonitrile and hydrogen cyanide |
-
1999
- 1999-05-25 JP JP14429699A patent/JP4185217B2/ja not_active Expired - Lifetime
-
2000
- 2000-05-22 US US09/575,454 patent/US6383973B1/en not_active Expired - Lifetime
- 2000-05-24 MX MXPA00005113A patent/MXPA00005113A/es active IP Right Grant
- 2000-05-24 KR KR1020000027980A patent/KR20010049394A/ko active Search and Examination
- 2000-05-24 SG SG200002869A patent/SG82694A1/en unknown
- 2000-05-24 TW TW089110053A patent/TW518253B/zh not_active IP Right Cessation
- 2000-05-24 MY MYPI20002261A patent/MY124766A/en unknown
- 2000-05-25 BR BRPI0002501-1A patent/BR0002501B1/pt not_active IP Right Cessation
- 2000-05-25 ID IDP20000451A patent/ID26151A/id unknown
- 2000-05-25 EP EP00304451A patent/EP1055455B1/en not_active Expired - Lifetime
- 2000-05-25 CN CNB001203126A patent/CN1153615C/zh not_active Expired - Lifetime
-
2002
- 2002-02-14 US US10/074,035 patent/US6509508B2/en not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4925980A (en) * | 1978-06-21 | 1990-05-15 | Nippon Kayaku Kabushiki Kaisha | Process for producing methacrylic acid and a catalyst |
US4804778A (en) * | 1986-10-27 | 1989-02-14 | Mitsubishi Rayon Company, Ltd. | Process for producing methacrylic acid |
US5491258A (en) * | 1991-06-06 | 1996-02-13 | Mitsubishi Rayon Co., Ltd. | Molded catalyst or supported catalyst for synthesizing methacrolein and methacrylic acid, a process for production thereof, and a process of use thereof |
US5681790A (en) * | 1994-12-26 | 1997-10-28 | Samsung General Chemicals Co., Ltd. | Catalyst for preparing methacrylic acid |
Also Published As
Publication number | Publication date |
---|---|
EP1055455A3 (en) | 2002-05-02 |
KR20010049394A (ko) | 2001-06-15 |
MY124766A (en) | 2006-07-31 |
EP1055455B1 (en) | 2013-01-02 |
BR0002501B1 (pt) | 2011-01-25 |
ID26151A (id) | 2000-11-30 |
TW518253B (en) | 2003-01-21 |
EP1055455A2 (en) | 2000-11-29 |
US6383973B1 (en) | 2002-05-07 |
CN1282630A (zh) | 2001-02-07 |
JP4185217B2 (ja) | 2008-11-26 |
CN1153615C (zh) | 2004-06-16 |
US6509508B2 (en) | 2003-01-21 |
US20020103077A1 (en) | 2002-08-01 |
MXPA00005113A (es) | 2002-06-04 |
JP2000325795A (ja) | 2000-11-28 |
BR0002501A (pt) | 2001-03-13 |
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