KR960000842A - 비닐 아세테이트 제조시 에틸렌의 아세톡실화를 위한 유동층 방법 - Google Patents
비닐 아세테이트 제조시 에틸렌의 아세톡실화를 위한 유동층 방법 Download PDFInfo
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- KR960000842A KR960000842A KR1019950003466A KR19950003466A KR960000842A KR 960000842 A KR960000842 A KR 960000842A KR 1019950003466 A KR1019950003466 A KR 1019950003466A KR 19950003466 A KR19950003466 A KR 19950003466A KR 960000842 A KR960000842 A KR 960000842A
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- Prior art keywords
- fluidized bed
- reactor
- ethylene
- oxygen
- acetic acid
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- 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
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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
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0006—Controlling or regulating processes
- B01J19/002—Avoiding undesirable reactions or side-effects, e.g. avoiding explosions, or improving the yield by suppressing side-reactions
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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
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
- B01J8/24—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique
-
- 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
- B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
- B01J8/24—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique
- B01J8/32—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique with introduction into the fluidised bed of more than one kind of moving particles
-
- 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
- B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
- B01J8/24—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique
- B01J8/38—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique with fluidised bed containing a rotatable device or being subject to rotation or to a circulatory movement, i.e. leaving a vessel and subsequently re-entering it
- B01J8/384—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique with fluidised bed containing a rotatable device or being subject to rotation or to a circulatory movement, i.e. leaving a vessel and subsequently re-entering it being subject to a circulatory movement only
- B01J8/388—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique with fluidised bed containing a rotatable device or being subject to rotation or to a circulatory movement, i.e. leaving a vessel and subsequently re-entering it being subject to a circulatory movement only externally, i.e. the particles leaving the vessel and subsequently re-entering it
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/04—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds
- C07C67/05—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds with oxidation
- C07C67/055—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds with oxidation in the presence of platinum group metals or their compounds
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
Abstract
본 발명은 에틸렌과 아세트산을 하나 이상의 입구를 통해 유동층반응기에 공급하고, 산소를 하나 이상의 다른 입구를 통해 유동층 반응기에 공급하며, 산소, 에틸렌 및 아세트산을 반응기 내에서 공-결합하고 유동층 촉매와 접촉시켜 비닐 아세테이트를 제조하는 공정을 포함하는, 에틸렌, 아세트산 및 산소로 부터 비닐아세테이트를 제조하는 유동층 방법에 관한 것이다. 미립자 촉매 물질의 입자크기의 직경은 바람직하게는 입자중 60%가 200미크론(0.2mm) 이하이고, 입자중 40% 이하가 40미크론(0.04mm) 이하이다.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 방법의 개략도이다.
Claims (20)
- 에틸렌과 아세트산을 하나이상의 입구를 통해 유동층 반응기에 공급하고, 산소-포함 기체를 하나 이상의 다른 입구를 통해 유동층 반응기에 공급하며, 산소-포함 기체, 에틸렌 및 아세트산이 유동층 반응기에서 공-결합하는 동안 유동층 촉매 물질이 에틸렌, 아세트산 및 산소와 반응하여 비닐 아세테이트를 제조할 수 있도록 접촉하여 유동층 반응기로 부터 비닐 아세테이트를 제조할 수 있도록 접촉하여 유동층 반응기로 부터 비닐 아세테이트를 회수하는 것을 포함하는 유동층 반응기 내에서 비닐 아세테이트의 제조방법.
- 제1항에 있어서, 에틸렌과 아세트산을 기체 혼합물로서 하나 이상의 입구를 통해 반응기에 공급하는 제조방법.
- 제2항에 있어서, 에틸렌과 아세트산의 기체 혼합물이 혼합물에 가연성 한계 이하의 산소를 포함하는 제조방법.
- 제1항 내지 제3항중 어느 한 항에 있어서, 산소-포함 기체를 하나 이상의 다른 입구를 통해 반응기에 공급하는 제조방법.
- 제1항에 있어서, 유동층 촉매가 일반식 : Pd=M-A인 제조방법.(식중, M은 Ba, Au, Cd, Bi, Cu, Mn, Fe, Co, Ce, U 또는 그의 혼합물을 포함하고, A는 알칼리 금속 또는 그의 혼합물을 포함한다).
- 제5항에 있어서, 반응기내 유동층 촉매 물질의 양을 에틸렌, 아세트산 및 산소-포함 기체가 반응하는 동안 발생한 열을 분산시키기에 충분한 양으로 유지함으로써 유동층 촉매에 손상을 입히지 않고 반응을 진행시키는 제조방법.
- 제6항에 있어서, 유동층 촉매 물질이 미립자 촉매 물질과 미립자 불활성 물질의 혼합물을 포함하는 제조방법.
- 제7항에 있어서, 미립자 유동층 촉매 물질중 60% 이상은 입자크기의 직경이 200미크론 이하이고, 촉매 입자중 40% 이하는 직경이 40미크론 이하인 제조방법.
- 제8항에 있어서, 산소-포함 기체를 하나 이상의 다른 입구를 통해 반응기에 공급하는 제조방법.
- 제5항 내지 제9항중 어느 한 항에 있어서, 에틸렌과 아세트산을 기체 혼합물로서 하나 이상의 입구를 통해 반응기에 공급하는 제조방법.
- 제10항에 있어서, 에틸렌과 아세트산의 기체 혼합물이 혼합물에 가연성 한계 이하의 산소를 포함하는 제조방법.
- 제1항에 있어서, 반응기에 도입되는 산소-포함기체에 대한 에틸렌, 아세트산의 합의 비율이 이 혼합물에 대한 가연성 한계 범위내에 있는 제조방법.
- 제12항에 있어서, 반응기에 도입되는 배합된 기체 공급물중 에틸렌의 농도가 30 내지 70체적 백분율인 제조방법.
- 제13항에 있어서, 반응기에 도입되는 배합된 기체 공급물증 기체 아세트산의 농도가 10 내지 25체적 백분율인 제조방법.
- 제14항에 있어서, 반응기에 도입되는 배합된 기체 공급물중 산소의 농도가 8 내지 25체적 백분율인 제조방법.
- 제12항 내지 제15항중 어느 한 항에 있어서, 산소-포함 기체를 하나 이상의 다른 입구를 통해 반응기에 공급하는 제조방법.
- 제1항에 있어서, 미반응 아세트산, 에틸렌 및 산소의 일부 이상을 유동층 반응기로 재순환하는 공정을 추가로 포함하는 제조방법.
- 제17항에 있어서, 유동층 반응기를 나가는 유동층 촉매물질의 일부 이상을 회수하고, 이 물질을 유동층 반응기로 재순환하는 공정을 추가로 포함하는 제조방법.
- 제1항에 있어서, 압력이 약 50 내지 200psig인 제조방법.
- 제19항에 있어서, 온도가 약 100℃ 내지 250℃인 제조방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/252,874 US5550281A (en) | 1994-06-02 | 1994-06-02 | Fluid bed process for the acetoxylation of ethylene in the production of vinyl acetate |
US08/252,874 | 1994-06-02 | ||
US08/252874 | 1994-06-02 | ||
US37576295A | 1995-01-20 | 1995-01-20 | |
US08/375,762 | 1995-01-20 | ||
US08/375762 | 1995-01-20 |
Publications (2)
Publication Number | Publication Date |
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KR960000842A true KR960000842A (ko) | 1996-01-25 |
KR100359142B1 KR100359142B1 (ko) | 2003-03-06 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1019950003466A KR100359142B1 (ko) | 1994-06-02 | 1995-02-22 | 비닐아세테이트제조시에틸렌의아세톡실화를위한유동층방법 |
Country Status (16)
Country | Link |
---|---|
US (1) | US5710318A (ko) |
EP (1) | EP0685449B1 (ko) |
JP (1) | JP3868514B2 (ko) |
KR (1) | KR100359142B1 (ko) |
CN (1) | CN1086688C (ko) |
BR (1) | BR9500737A (ko) |
CA (1) | CA2143043A1 (ko) |
DE (1) | DE69511464T2 (ko) |
ES (1) | ES2135006T3 (ko) |
FI (1) | FI118800B (ko) |
MY (1) | MY113465A (ko) |
NO (1) | NO302882B1 (ko) |
NZ (1) | NZ270545A (ko) |
RU (1) | RU2132325C1 (ko) |
SG (1) | SG46156A1 (ko) |
YU (1) | YU48873B (ko) |
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US5185308A (en) * | 1991-05-06 | 1993-02-09 | Bp Chemicals Limited | Catalysts and processes for the manufacture of vinyl acetate |
US5179057A (en) * | 1991-05-06 | 1993-01-12 | Union Carbide Chemicals & Plastics Technology Corporation | Catalysts for alkenyl alkanoate production |
US5300684A (en) * | 1991-12-09 | 1994-04-05 | The Standard Oil Company | Process for the fluidized bed oxidation of ethane to acetic acid |
US5314858A (en) * | 1992-10-14 | 1994-05-24 | Hoechst Celanese Corporation | Vinyl acetate catalyst preparation method |
-
1995
- 1995-02-17 DE DE69511464T patent/DE69511464T2/de not_active Expired - Fee Related
- 1995-02-17 SG SG1995001908A patent/SG46156A1/en unknown
- 1995-02-17 ES ES95301021T patent/ES2135006T3/es not_active Expired - Lifetime
- 1995-02-17 EP EP95301021A patent/EP0685449B1/en not_active Expired - Lifetime
- 1995-02-21 NO NO950644A patent/NO302882B1/no unknown
- 1995-02-21 RU RU95102489A patent/RU2132325C1/ru not_active IP Right Cessation
- 1995-02-21 CA CA002143043A patent/CA2143043A1/en not_active Abandoned
- 1995-02-22 FI FI950820A patent/FI118800B/fi active
- 1995-02-22 MY MYPI95000450A patent/MY113465A/en unknown
- 1995-02-22 KR KR1019950003466A patent/KR100359142B1/ko not_active IP Right Cessation
- 1995-02-22 YU YU11195A patent/YU48873B/sh unknown
- 1995-02-22 CN CN95103222A patent/CN1086688C/zh not_active Expired - Fee Related
- 1995-02-22 NZ NZ270545A patent/NZ270545A/en unknown
- 1995-02-22 BR BR9500737A patent/BR9500737A/pt not_active IP Right Cessation
- 1995-02-22 JP JP03416395A patent/JP3868514B2/ja not_active Expired - Fee Related
-
1996
- 1996-08-27 US US08/703,842 patent/US5710318A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE69511464T2 (de) | 1999-12-16 |
ES2135006T3 (es) | 1999-10-16 |
JPH0840977A (ja) | 1996-02-13 |
CN1086688C (zh) | 2002-06-26 |
NZ270545A (en) | 1996-12-20 |
EP0685449B1 (en) | 1999-08-18 |
KR100359142B1 (ko) | 2003-03-06 |
DE69511464D1 (de) | 1999-09-23 |
RU2132325C1 (ru) | 1999-06-27 |
FI950820A0 (fi) | 1995-02-22 |
FI950820A (fi) | 1995-12-03 |
NO950644L (no) | 1995-12-04 |
BR9500737A (pt) | 1996-01-02 |
YU48873B (sh) | 2002-09-19 |
NO950644D0 (no) | 1995-02-21 |
FI118800B (fi) | 2008-03-31 |
RU95102489A (ru) | 1996-12-10 |
JP3868514B2 (ja) | 2007-01-17 |
US5710318A (en) | 1998-01-20 |
YU11195A (sh) | 1997-09-30 |
EP0685449A1 (en) | 1995-12-06 |
MY113465A (en) | 2002-03-30 |
NO302882B1 (no) | 1998-05-04 |
CN1121063A (zh) | 1996-04-24 |
CA2143043A1 (en) | 1995-12-03 |
SG46156A1 (en) | 1998-02-20 |
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