KR930005309B1 - 모노리드식 촉매 지지체 및 제조방법 - Google Patents
모노리드식 촉매 지지체 및 제조방법 Download PDFInfo
- Publication number
- KR930005309B1 KR930005309B1 KR1019860001993A KR860001993A KR930005309B1 KR 930005309 B1 KR930005309 B1 KR 930005309B1 KR 1019860001993 A KR1019860001993 A KR 1019860001993A KR 860001993 A KR860001993 A KR 860001993A KR 930005309 B1 KR930005309 B1 KR 930005309B1
- Authority
- KR
- South Korea
- Prior art keywords
- support
- phase
- alumina
- surface area
- ceramic
- 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.)
- Expired - Fee Related
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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
- 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
-
- 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
- B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
- B01J35/56—Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional monoliths
-
- 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
- B01J21/12—Silica and alumina
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S502/00—Catalyst, solid sorbent, or support therefor: product or process of making
- Y10S502/524—Spinel
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
Description
Claims (17)
- 실질적으로 연속한 세라믹 기지상(제1상)과 제1상에 매립된 불연속 고표면적 지지상(제2상)을 갖는 모노리드식 촉매 지지체의 제조에 있어서, (a) 소결성 세라믹과 이 세라믹에 대한 가소/접합제의 혼합물을 구성하는 다중 기지소지를 준비하고, (b) 알루미나, 실리카, 스피넬, 티타니아, 지르코니아, 지올라이트 및 이의 혼합물에서 선택되며 표면적이 적어도 20m2/g인 다공성 산화물(1)과 이 산화물에 대한 가소/접합체(ⅱ)의 혼합물을 구성하는 다중 지지소지를 준비하며, (c) 상기 기지소지와 지지소지를 혼합하여, 지지소지에 대한 기지소지의 비가 적어도 1.3 : 1, 그리고 지지소지가 복합체에 거의 균일하게 분산되어 있는 복합체를 형성하고, (d) 상기 복합소지를 다이에 통과시켜 희망하는 형상으로 형성하며, (e) 상기 형상을 가열하여 그내의 세라믹 물질을 소결함을 특징으로 하는 모노리드식 촉매 지지체의 제조방법.
- 제1항에 있어서, 코오디어라이트, 뮬라이트, 점토, 활석, 지르코니아, 지르코니아-스피넬, 알루미나, 실리카, 리튬 알루미노실리케이트, 알루미나-지르코니아 및 그 혼합물로 구성된 군에서 상기 세라믹을 선정함을 특징으로 하는 모노리드식 촉매 지지체의 제조방법.
- 제2항에 있어서, 상기 세라믹이 예비 반응된 코오디어라이트 또는 뮬라이트이고, 상기 다공질 산화물은 스피넬, 전이 알루미나 또는 알루미나와 실리카의 혼합물임을 특징으로 하는 모노리드식 촉매 지지체의 제조방법.
- 제3항에 있어서, 상기 세라믹이 예비반응된 코오디어라이트이고, 상기 다공질 산화물은 스피넬임을 특징으로 하는 모노리드식 촉매 지지체의 제조방법.
- 제3항에 있어서, 상기 세라믹이 예비 반응된 코오디어라이트이고, 상기 다공질 산화물은 알루미나와 실리카의 혼합물임을 특징으로 하는 모노리드식 촉매 지지체의 제조방법.
- 제3항에 있어서, 상기 다공질 산화물에 다공질 산화물의 중량에 대해 약 20중량%까지의 희토류 산화물이 함유됨을 특징으로 하는 모노리드식 촉매 지지체의 제조방법.
- 제4항에 있어서, 상기 다공질 산화물에 다공질 산화물의 중량에 대해 약 20중량%까지의 희토류 산화물이 함유됨을 특징으로 하는 모노리드식 촉매 지지체의 제조방법.
- 제5항에 있어서, 상기 다공질 산화물에 다공질 산화물의 중량에 대해 약 20중량%까지의 희토류 산화물이 함유됨을 특징으로 하는 모노리드식 촉매 지지체의 제조방법.
- 제1항에서 제8항중 어느 한 항에 있어서, 상기 기지소지와 지지소지가 길쭉한 형상이고, 단계(c)에서 지지소지에 대한 기지소지의 비가 적어도 1.5 : 1이 되도록 소지를 길이방향으로 혼합하는 단계가 포함됨을 특징으로 하는 모노리드식 촉매 지지체의 제조방법.
- 제2항에서 제8항중 어느 한 항에 있어서, 상기 길쭉한 기지소지가 직경이 약 0.25∼0.5인치인 거의 원형단면의 봉형상이고, 상기 길쭉한 지지소지는 직경이 약 0.06∼0.1인치인 거의 원형단면의 봉형상인 것을 특징으로 하는 모노리드식 촉매 지지체의 제조방법.
- 제2항에서 제8항중 어느 한 항에 있어서, 상기 길쭉한 기지 및 지지소지가 변의 길이가 0.15∼0.4인치인 거의 육각형 단면의 봉형상인 것을 특징으로 하는 모노리드식 촉매 지지체의 제조방법.
- 실질적으로 연속인 세라믹 기지상(제1상)과 이에 매립된 불연속의 구별된 고표면적 지지상(제2상)을 구성하며, 기지상이 모노리드 중량의 60∼90%이고, 고표면적상이 모노리드 중량의 10∼40%이고 적어도 20m2/g의 표면적을 가지며, 알루미나, 실리카, 스피넬, 티타니아. 지르코니아, 지올라이트 또는 그 혼합물이 구성됨을 특징으로 하는 모노리드식 촉매 지지체.
- 제12항에 있어서, 상기 세라믹 기지상이 코오디어라이트, 뮬라이트, 점토, 활석, 지르코니아, 지르코니아-스피넬, 알루미나, 실리카, 리튬 알루미노실리케이트, 알루미나-지르코니아, 또는 이들의 혼합물을 구성함을 특징으로 하는 모노리드식 촉매 지지체.
- 제13항에 있어서, 상기 세라믹이 코오디어라이트임을 특징으로 하는 모노리드식 촉매 지지체.
- 제14항에 있어서, 상기 고표면적상이 전이 알루미나임을 특징으로 하는 모노리드식 촉매 지지체.
- 제14항에 있어서, 상기 고표면적상이 스피넬임을 특징으로 하는 모노리드식 촉매 지지체.
- 제14항에 있어서, 상기 고표면적상이 알루미나와 실리카의 혼합물임을 특징으로 하는 모노리드식 촉매 지지체.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US712,875 | 1985-03-18 | ||
US712875 | 1985-03-18 | ||
US06/712,875 US4631268A (en) | 1985-03-18 | 1985-03-18 | Preparation of monolithic catalyst support structures having an integrated high surface area phase |
Publications (2)
Publication Number | Publication Date |
---|---|
KR860007022A KR860007022A (ko) | 1986-10-06 |
KR930005309B1 true KR930005309B1 (ko) | 1993-06-17 |
Family
ID=24863915
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019860001993A Expired - Fee Related KR930005309B1 (ko) | 1985-03-18 | 1986-03-18 | 모노리드식 촉매 지지체 및 제조방법 |
Country Status (12)
Country | Link |
---|---|
US (1) | US4631268A (ko) |
EP (1) | EP0199443B1 (ko) |
JP (1) | JP2580121B2 (ko) |
KR (1) | KR930005309B1 (ko) |
CN (1) | CN1005681B (ko) |
AT (1) | ATE55924T1 (ko) |
AU (1) | AU593792B2 (ko) |
BR (1) | BR8601067A (ko) |
CA (1) | CA1267879A (ko) |
DE (1) | DE3673684D1 (ko) |
ES (1) | ES8705777A1 (ko) |
IL (1) | IL77923A (ko) |
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1985
- 1985-03-18 US US06/712,875 patent/US4631268A/en not_active Expired - Lifetime
-
1986
- 1986-01-28 CA CA000500480A patent/CA1267879A/en not_active Expired - Lifetime
- 1986-02-19 IL IL77923A patent/IL77923A/xx unknown
- 1986-02-20 CN CN86101117.1A patent/CN1005681B/zh not_active Expired
- 1986-03-06 AT AT86301582T patent/ATE55924T1/de not_active IP Right Cessation
- 1986-03-06 DE DE8686301582T patent/DE3673684D1/de not_active Expired - Lifetime
- 1986-03-06 EP EP86301582A patent/EP0199443B1/en not_active Expired - Lifetime
- 1986-03-12 BR BR8601067A patent/BR8601067A/pt not_active IP Right Cessation
- 1986-03-12 AU AU54641/86A patent/AU593792B2/en not_active Ceased
- 1986-03-18 ES ES553129A patent/ES8705777A1/es not_active Expired
- 1986-03-18 KR KR1019860001993A patent/KR930005309B1/ko not_active Expired - Fee Related
- 1986-03-18 JP JP61060466A patent/JP2580121B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
BR8601067A (pt) | 1986-11-25 |
CA1267879A (en) | 1990-04-17 |
CN86101117A (zh) | 1986-09-17 |
CN1005681B (zh) | 1989-11-08 |
ATE55924T1 (de) | 1990-09-15 |
AU593792B2 (en) | 1990-02-22 |
IL77923A (en) | 1989-01-31 |
US4631268A (en) | 1986-12-23 |
ES553129A0 (es) | 1987-05-16 |
DE3673684D1 (de) | 1990-10-04 |
ES8705777A1 (es) | 1987-05-16 |
JP2580121B2 (ja) | 1997-02-12 |
JPS61212330A (ja) | 1986-09-20 |
KR860007022A (ko) | 1986-10-06 |
EP0199443A1 (en) | 1986-10-29 |
AU5464186A (en) | 1986-09-25 |
EP0199443B1 (en) | 1990-08-29 |
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