BR0005544A - Processo para oxidação catalìtica em fase vapor - Google Patents

Processo para oxidação catalìtica em fase vapor

Info

Publication number
BR0005544A
BR0005544A BR0005544-1A BR0005544A BR0005544A BR 0005544 A BR0005544 A BR 0005544A BR 0005544 A BR0005544 A BR 0005544A BR 0005544 A BR0005544 A BR 0005544A
Authority
BR
Brazil
Prior art keywords
catalytic oxidation
vapor phase
reactive hydrocarbon
meth
preparing
Prior art date
Application number
BR0005544-1A
Other languages
English (en)
Portuguese (pt)
Inventor
Charles Michael Lonzetta
James Edward Elder
Peter David Klughertz
Timothy Allen Hale
Original Assignee
Rohm & Haas
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 Rohm & Haas filed Critical Rohm & Haas
Publication of BR0005544A publication Critical patent/BR0005544A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C57/00—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms
    • C07C57/02—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms with only carbon-to-carbon double bonds as unsaturation
    • C07C57/03—Monocarboxylic acids
    • C07C57/04—Acrylic acid; Methacrylic acid
    • 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
    • B01J8/06—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds in tube reactors; the solid particles being arranged in tubes
    • 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
    • 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
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/02—Processes carried out in the presence of solid particles; Reactors therefor with stationary particles
    • B01J2208/023—Details
    • B01J2208/024—Particulate material
    • B01J2208/025—Two or more types of catalyst
    • 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
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
BR0005544-1A 1999-11-23 2000-11-23 Processo para oxidação catalìtica em fase vapor BR0005544A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16707999P 1999-11-23 1999-11-23

Publications (1)

Publication Number Publication Date
BR0005544A true BR0005544A (pt) 2001-07-03

Family

ID=22605843

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0005544-1A BR0005544A (pt) 1999-11-23 2000-11-23 Processo para oxidação catalìtica em fase vapor

Country Status (7)

Country Link
US (2) US6620968B1 (enExample)
EP (1) EP1106598A3 (enExample)
JP (1) JP2001213821A (enExample)
KR (1) KR100811510B1 (enExample)
CN (1) CN1149184C (enExample)
BR (1) BR0005544A (enExample)
TW (1) TW581758B (enExample)

Families Citing this family (59)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6620968B1 (en) * 1999-11-23 2003-09-16 Rohm And Haas Company High hydrocarbon space velocity process for preparing unsaturated aldehydes and acids
US20040104108A1 (en) 2002-12-03 2004-06-03 Mason Robert Michael High capacity purification of thermally unstable compounds
DE10313209A1 (de) 2003-03-25 2004-03-04 Basf Ag Verfahren der heterogen katalysierten partiellen Gasphasenoxidation von Propen zu Acrylsäure
DE10313214A1 (de) 2003-03-25 2004-10-07 Basf Ag Verfahren der heterogen katalysierten partiellen Gasphasenoxidation von Acrolein zu Acrylsäure
JP4504356B2 (ja) 2003-03-25 2010-07-14 ビーエーエスエフ ソシエタス・ヨーロピア プロペンからアクリル酸への不均一系接触部分気相酸化法
BRPI0408539B8 (pt) * 2003-03-25 2021-02-02 Basf Ag processo para a oxidação parcial de acroleína para ácido acrílico em fase gasosa
DE10313212A1 (de) 2003-03-25 2004-10-07 Basf Ag Verfahren der heterogen katalysierten partiellen Gasphasenoxidation von Propen zu Acrolein
TWI311131B (en) 2003-03-25 2009-06-21 Basf Ag Heterogeneously catalyzed partial gas phase oxidation of propene to acrolein
DE10313208A1 (de) 2003-03-25 2004-10-07 Basf Ag Verfahren der heterogen katalysierten partiellen Gasphasenoxidation von Propen zu Acrylsäure
EP1660225A1 (en) * 2003-07-31 2006-05-31 Dow Global Technologies Inc. Oxidation process and reactor with modified feed system
BRPI0413297B1 (pt) 2003-08-06 2014-01-21 Processo para operar uma oxidação parcial contínua em fase gasosa catalisada de maneira heterogênea de pelo menos um composto orgânico
JP2007502254A (ja) 2003-08-14 2007-02-08 ビーエーエスエフ　アクチェンゲゼルシャフト （メタ）アクロレインおよび／または（メタ）アクリル酸の製造方法
TWI302147B (en) * 2003-09-01 2008-10-21 Lg Chemical Ltd Method of producing unsaturated aldehyde and unsaturated acid in fixed-bed catalytic partial oxidation reactor with enhanced heat control system
US7019169B2 (en) 2003-09-23 2006-03-28 Basf Aktiengesellschaft Preparation of (meth)acrylic acid
US7012157B2 (en) 2003-09-23 2006-03-14 Basf Aktiengesellschaft Preparation of (meth)acrylic acid
DE10350812A1 (de) 2003-10-29 2005-06-02 Basf Ag Verfahren zum Langzeitbetrieb einer heterogen katalysierten Gasphasenpartialoxidation von Propen zu Acrolein
BRPI0416073B1 (pt) 2003-10-29 2014-03-25 Basf Ag Processo para a operação a longo prazo de oxidação parcial em fase gasosa heterogeneamente catalisada de propeno a acroleína
JP4611311B2 (ja) 2003-10-29 2011-01-12 ビーエーエスエフ ソシエタス・ヨーロピア アクロレインからアクリル酸への不均一系触媒作用による気相部分酸化の長期運転のための方法
DE10351269A1 (de) 2003-10-31 2005-06-02 Basf Ag Verfahren zum Langzeitbetrieb einer heterogen katalysierten Gasphasenpartialoxidation von Propen zu Acrylsäure
WO2005061414A1 (en) 2003-12-24 2005-07-07 Lg Chem, Ltd. Method of producing unsaturated acid in fixed-bed catalytic partial oxidation reactor with enhanced heat control system
EP1748839B1 (de) 2004-05-07 2020-04-01 Basf Se Verfahren zur strukturierten befüllung von kontaktrohren eines kontaktrohrbündels
DE102004025445A1 (de) 2004-05-19 2005-02-10 Basf Ag Verfahren zum Langzeitbetrieb einer heterogen katalysierten Gasphasenpartialoxidation wenigstens einer organischen Verbindung
US7592483B2 (en) 2004-07-01 2009-09-22 Basf Aktiengesellschaft Preparation of acrolein or acrylic acid or a mixture thereof by heterogeneously catalyzed partial gas phase oxidation of propylene
KR100850857B1 (ko) * 2005-02-01 2008-08-06 주식회사 엘지화학 불포화 지방산의 제조방법
US7439389B2 (en) 2005-03-01 2008-10-21 Basf Aktiengesellschaft Process for preparing at least one organic target compound by heterogeneously catalyzed gas phase partial oxidation
DE102005019911A1 (de) 2005-04-27 2006-11-02 Basf Ag Verfahren der rektifikativen Auftrennung einer Acrylsäure und/oder Methacrylsäure enthaltenden Flüssigkeit
DE102006000996A1 (de) 2006-01-05 2007-07-12 Basf Ag Verfahren der heterogen katalysierten Gasphasen-Partialoxidation wenigstens einer organischen Ausgangsverbindung
EP1734030A1 (de) 2006-01-18 2006-12-20 BASF Aktiengesellschaft Verfahren zum Langzeitbetrieb einer heterogen katalysierten partiellen Gasphasenoxidation einer organischen Ausgangsverbindung
DE102007004961A1 (de) 2007-01-26 2008-07-31 Basf Se Verfahren zur Herstellung von Katalysatorformkörpern, deren Aktivmasse ein Multielementoxid ist
DE102007010422A1 (de) 2007-03-01 2008-09-04 Basf Se Verfahren zur Herstellung eines Katalysators bestehend aus einem Trägerkörper und einer auf der Oberfläche des Trägerkörpers aufgebrachten katalytisch aktiven Masse
DE102007017080A1 (de) 2007-04-10 2008-10-16 Basf Se Verfahren zur Beschickung eines Längsabschnitts eines Kontaktrohres
DE102007025869A1 (de) 2007-06-01 2008-07-03 Basf Se Verfahren der Wiederbeschickung der Reaktionsrohre eines Rohrbündelreaktors mit einem neuen Katalysatorfestbett
DE102007028333A1 (de) 2007-06-15 2008-12-18 Basf Se Verfahren zum Einbringen einer wenigstens einer Produktionscharge von ringförmigen Schalenkatalysatoren K entnommenen Teilmenge in ein Reaktionsrohr eines Rohrbündelreaktors
DE102007028332A1 (de) 2007-06-15 2008-12-18 Basf Se Verfahren zum Beschicken eines Reaktors mit einem Katalysatorfestbett, das wenigstens ringförmige Katalysatorformkörper K umfasst
TW200948474A (en) 2008-04-09 2009-12-01 Basf Se Coated catalysts comprising a multimetal oxide comprising molybdenum
DE102008040094A1 (de) 2008-07-02 2009-01-29 Basf Se Verfahren zur Herstellung eines oxidischen geometrischen Formkörpers
DE102008040093A1 (de) 2008-07-02 2008-12-18 Basf Se Verfahren zur Herstellung eines ringähnlichen oxidischen Formkörpers
DE102008042060A1 (de) 2008-09-12 2009-06-18 Basf Se Verfahren zur Herstellung von geometrischen Katalysatorformkörpern
DE102008042061A1 (de) 2008-09-12 2010-03-18 Basf Se Verfahren zur Herstellung von geometrischen Katalysatorformkörpern
DE102008042064A1 (de) 2008-09-12 2010-03-18 Basf Se Verfahren zur Herstellung von geometrischen Katalysatorformkörpern
DE102008054586A1 (de) 2008-12-12 2010-06-17 Basf Se Verfahren zur kontinuierlichen Herstellung von geometrischen Katalysatorformkörpern K
DE102010048405A1 (de) 2010-10-15 2011-05-19 Basf Se Verfahren zum Langzeitbetrieb einer heterogen katalysierten partiellen Gasphasenoxidation von Proben zu Acrolein
EP2468383A1 (de) * 2010-12-22 2012-06-27 Evonik Degussa GmbH Verfahren zur thermischen Nachverbrennung von Abgasen aus der Acrolein- und aus der Blausäureherstellung
DE102011076931A1 (de) 2011-06-03 2012-12-06 Basf Se Wässrige Lösung, enthaltend Acrylsäure und deren konjugierte Base
MY171079A (en) 2011-07-12 2019-09-24 Basf Se Mo-, bi- and fe-comprising multimetal oxide compositions
DE102011079035A1 (de) 2011-07-12 2013-01-17 Basf Se Mo, Bi und Fe enthaltende Multimetalloxidmassen
DE102011084040A1 (de) 2011-10-05 2012-01-05 Basf Se Mo, Bi und Fe enthaltende Multimetalloxidmasse
DE102013202048A1 (de) 2013-02-07 2013-04-18 Basf Se Verfahren zur Herstellung einer katalytisch aktiven Masse, die ein Gemisch aus einem die Elemente Mo und V enthaltenden Multielementoxid und wenigstens einem Oxid des Molybdäns ist
CN105392761A (zh) 2013-07-18 2016-03-09 日本化药株式会社 不饱和醛和/或不饱和羧酸的制造方法
EP3068753A1 (de) 2013-11-11 2016-09-21 Basf Se Mechanisch stabiler hohlzylindrischer katalysatorformkörper zur gasphasenoxidation eines alkens zu einem ungesättigten aldehyd und/oder einer ungesättigten carbonsäure
JP2016539936A (ja) 2013-11-11 2016-12-22 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ 不飽和アルデヒド及び／又は不飽和カルボン酸の製造法
DE102015209638A1 (de) 2015-05-27 2016-07-07 Basf Se Verfahren zur Herstellung eines Bismut und Wolfram enthaltenden Multielementoxids durch Co-Präzipitation
DE102018200841A1 (de) 2018-01-19 2019-07-25 Basf Se Mo, Bi, Fe und Cu enthaltende Multimetalloxidmassen
EP3770145A1 (en) 2019-07-24 2021-01-27 Basf Se A process for the continuous production of either acrolein or acrylic acid as the target product from propene
KR102705461B1 (ko) * 2019-08-23 2024-09-09 주식회사 엘지화학 (메트)아크릴산 제조용 복수의 반응관의 제조 방법
EP3805194A1 (en) 2020-09-25 2021-04-14 Basf Se Method for producing a multimetal oxide catalyst under gas-tight conditions
EP4572887A1 (de) 2022-08-16 2025-06-25 Basf Se Verfahren zur herstellung von vollkatalysatorformkörpern zur gasphasenoxidation eines alkens und/oder eines alkohols zu einem a,b-ungesättigtem aldehyd und/oder einer a,b-ungesättigten carbonsäure
WO2025172145A1 (de) 2024-02-16 2025-08-21 Basf Se Anorganische faser-haltiger multi-element-vollkatalysatorformkörper zur herstellung von ungesättigten aldehyden und ungesättigten carbonsäuren; dessen herstellungsverfahren sowie verwendung in der gasphasenoxidation
WO2025176520A1 (de) 2024-02-23 2025-08-28 Basf Se Verfahren zur herstellung eines ethylenisch ungesättigten aldehyds und/oder einer ethylenisch ungesättigten carbonsäure an einem katalysatorfestbett eines rohrbündelreaktors

Family Cites Families (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4924898B1 (enExample) 1970-12-26 1974-06-26
JPS5129124B1 (enExample) 1971-04-27 1976-08-24
US4025565A (en) 1972-02-22 1977-05-24 Asahi Glass Co., Ltd. Process for preparing unsaturated aldehyde having three to four carbon atoms
US3988213A (en) 1972-09-25 1976-10-26 Nippon Shokubai Kagaku Kogyo Co., Ltd. Method of distilling vinyl compounds
US4021310A (en) 1972-12-22 1977-05-03 Nippon Shokubai Kagaku Kogyo Co., Ltd. Method for inhibiting the polymerization of acrylic acid or its esters
US3893951A (en) 1973-02-22 1975-07-08 Standard Oil Co Catalysts for oxidation reactions
JPS5246208B2 (enExample) 1973-03-22 1977-11-22
US4034008A (en) 1975-08-25 1977-07-05 Union Carbide Corporation Process for preparing unsaturated acids and aldehydes
JPS5223589A (en) 1975-08-18 1977-02-22 Mitsubishi Petrochem Co Ltd Catalyst for producing alpha,beta-unsaturaded carboxylic acid
US4339355A (en) 1975-10-09 1982-07-13 Union Carbide Corporation Catalytic oxide of molybdenum, vanadium, niobium and optional 4th metal
JPS52108917A (en) 1976-03-11 1977-09-12 Nippon Shokubai Kagaku Kogyo Co Ltd Preparation of acrylic acid by vapor-phase catalytic oxidation of prop ylene
IT1063376B (it) 1976-05-20 1985-02-11 Montedison Spa Procedimento per la preparazione di acidi carbossilici insaturi per ossidazione catalitica in fase gassosa delle corrispondenti aldeidi
DE2626887B2 (de) 1976-06-16 1978-06-29 Basf Ag, 6700 Ludwigshafen Katalysator für die Oxadation von (Methacrolein zu (Meth)Acrylsäure
US4203906A (en) 1977-07-13 1980-05-20 Nippon Shokubai Kagaku Kogyo Co., Ltd. Process for catalytic vapor phase oxidation
JPS5419479A (en) * 1977-07-13 1979-02-14 Nippon Shokubai Kagaku Kogyo Co Ltd Reactor
US4317926A (en) 1978-01-19 1982-03-02 Nippon Shokubai Kagaku Kogyo Co., Ltd. Process for preparing and recovering acrylic acid
JPS55102536A (en) 1979-01-30 1980-08-05 Mitsubishi Petrochem Co Ltd Preparation of acrylic acid
JPS5673041A (en) 1979-11-19 1981-06-17 Mitsubishi Petrochem Co Ltd Preparation of acrylic acid
US5218146A (en) 1987-05-27 1993-06-08 Nippon Shokubai Kagaku Kogyo Co., Ltd. Process for production of acrylic acid
AU606160B2 (en) * 1987-05-27 1991-01-31 Nippon Shokubai Kagaku Kogyo Co. Ltd. Process for production of acrylic acid
JPH0686399B2 (ja) * 1987-05-27 1994-11-02 株式会社日本触媒 アクリル酸の製造方法
JPH0773674B2 (ja) * 1989-02-17 1995-08-09 日揮株式会社 仕切板をそなえた容器
JPH0783830B2 (ja) * 1989-02-17 1995-09-13 日揮株式会社 中間管板を有する多管式装置
KR950003119B1 (ko) 1989-11-06 1995-04-01 니혼 쇼꾸바이 가가꾸 고오교 가부시끼가이샤 아크릴산의 제조방법
JPH0784400B2 (ja) * 1990-04-03 1995-09-13 株式会社日本触媒 不飽和アルデヒドおよび不飽和酸の製造方法
JPH05125010A (ja) * 1991-10-30 1993-05-21 Nippon Shokubai Co Ltd 不飽和アルデヒドまたは不飽和酸の製造用反応器
EP0608838B1 (en) 1993-01-28 1997-04-16 Mitsubishi Chemical Corporation Method for producing an unsaturated carboxylic acid
DE4431957A1 (de) 1994-09-08 1995-03-16 Basf Ag Verfahren zur katalytischen Gasphasenoxidation von Propen zu Acrolein
DE4431949A1 (de) 1994-09-08 1995-03-16 Basf Ag Verfahren zur katalytischen Gasphasenoxidation von Acrolein zu Acrylsäure
JP3793317B2 (ja) * 1996-05-14 2006-07-05 日本化薬株式会社 触媒及び不飽和アルデヒドおよび不飽和酸の製造方法
JP3948798B2 (ja) 1997-10-27 2007-07-25 株式会社日本触媒 アクリル酸の製造方法
JP3948837B2 (ja) * 1998-08-10 2007-07-25 株式会社日本触媒 アクリル酸の製造方法
MY121878A (en) 1999-03-10 2006-02-28 Basf Ag Method for the catalytic gas-phase oxidation of propene into acrylic acid
DE19910508A1 (de) 1999-03-10 2000-09-21 Basf Ag Verfahren der katalytischen Gasphasenoxidation von Acrolein zu Acrylsäure
MY119958A (en) 1999-03-10 2005-08-30 Basf Ag Catalytic gas-phase oxidation of propene to acrylic acid
MY121141A (en) 1999-03-10 2005-12-30 Basf Ag Method for the catalytic gas-phase oxidation of propene into acrolein
JP3943284B2 (ja) * 1999-05-27 2007-07-11 株式会社日本触媒 アクリル酸の製造方法
US6620968B1 (en) * 1999-11-23 2003-09-16 Rohm And Haas Company High hydrocarbon space velocity process for preparing unsaturated aldehydes and acids

Also Published As

Publication number Publication date
JP2001213821A (ja) 2001-08-07
KR100811510B1 (ko) 2008-03-07
US6620968B1 (en) 2003-09-16
EP1106598A3 (en) 2003-01-29
US20040059155A1 (en) 2004-03-25
KR20010051867A (ko) 2001-06-25
TW581758B (en) 2004-04-01
CN1149184C (zh) 2004-05-12
EP1106598A2 (en) 2001-06-13
CN1311177A (zh) 2001-09-05

Similar Documents

Publication Publication Date Title
BR0005544A (pt) Processo para oxidação catalìtica em fase vapor
BR9703409A (pt) Processo para a preparação contínua de ésteres alquílicos de ácido (met) acrílico
BR9915651A (pt) Processo para a preparação de ácidos alcanossulfÈnicos.
BR0008823B1 (pt) processo para a preparação de ácido acrìlico.
BR0002891A (pt) Processo para a preparação de ácido (met) acrìlico
YU57599A (sh) Primena derivata fumarne kiseline
WO2002064080A3 (en) Matrix metalloproteinase inhibitors
DE59501356D1 (de) Verfahren zur katalytischen Gasphasenoxidation von Acrolein zu Acrylsäure
DE60001592D1 (de) Verfahren zur Reinigung von (Meth)acrylsäure
DE59907520D1 (de) Verfahren zur kontinuierlichen Gewinnung von (Meth)acrylsäure
DE59505892D1 (de) Verfahren zur Abtrennung von (Meth)acrylsäure aus dem Reaktionsgasgemisch der katalytischen Gasphasenoxidation von C3-/C4-Verbindungen
DE69904391D1 (de) Verfahren zur kontinuierlicher Herstellung von Dialkylaminoalkyl (meth)acrylaten
DE60021308D1 (de) Verfahren zur Herstellung von (Meth)acrylsäure
BR0000997B1 (pt) processo para preparação de ácido (met)acrìlico insento de água.
ATE356794T1 (de) Verfahren zur herstellung von (meth)acrylsaeureestern
BR0207545A (pt) Produtos de amido hidrofobicamente esterificados e processo para a preparação dos mesmos
BR0206372A (pt) Processo para sintetizar um composto
BR9711023A (pt) Processo para preparar ïïcido acrilico por oxida-Æo de fase de g s catalitica de propeno
BR9809577A (pt) Processo e intermediários para a prepração da (1,2,3,4-tetraidro-isoquinolin-6-il)-amida do ácido 4'-trifluormetil-bifenil-2-carboxìlico
BR9807988A (pt) Processo para a preparação de um composto, e, composto.
BR9806781A (pt) Processo para a esterificação de ácido (met) acrìlico com um alcanol na presença de um catalisador de esterificação.
GR3034948T3 (en) Process for the preparation of acrylic acid from acroleine by redox reaction
NO970262L (no) Fremgangsmåte ved fremstilling av et dikarboksylsyre-diklorid
AR002119A1 (es) Procedimiento para preparar n-fosfonome-tilglicinaa partir de ácido n-fosfonometili-minodiacetico
BR0009453A (pt) Processo para a preparação de um composto

Legal Events

Date Code Title Description
B07A Technical examination (opinion): publication of technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]

Free format text: INDEFIRO O PEDIDO DE ACORDO COM O(S) ARTIGO(S) 8, 13, 24 E 25 DA LPI

B09B Patent application refused [chapter 9.2 patent gazette]

Free format text: MANTIDO O INDEFERIMENTO UMA VEZ QUE NAO FOI APRESENTADO RECURSO DENTRO DO PRAZO LEGAL.