KR960021142A - 크롬-기재 불화 촉매, 그 제조방법, 및 불화방법 - Google Patents
크롬-기재 불화 촉매, 그 제조방법, 및 불화방법 Download PDFInfo
- Publication number
- KR960021142A KR960021142A KR1019940033147A KR19940033147A KR960021142A KR 960021142 A KR960021142 A KR 960021142A KR 1019940033147 A KR1019940033147 A KR 1019940033147A KR 19940033147 A KR19940033147 A KR 19940033147A KR 960021142 A KR960021142 A KR 960021142A
- Authority
- KR
- South Korea
- Prior art keywords
- chromium
- catalyst
- fluorination
- halogenated hydrocarbon
- hydrogen
- Prior art date
Links
Classifications
-
- 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
- B01J27/06—Halogens; Compounds thereof
- B01J27/132—Halogens; Compounds thereof 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
- 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
- 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
- B01J37/02—Impregnation, coating or precipitation
- B01J37/03—Precipitation; Co-precipitation
-
- 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
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/07—Preparation of halogenated hydrocarbons by addition of hydrogen halides
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
높은 생산성을 가진 불화탄화수소를 제조하기 위하여, 그리고 그 목적을 위한 촉매 및 촉매 제조방법을 제공하기 위하여, 필수ㆍ구성 성분으로서 Cr, Ga, O 및 F로 이루어지고, Ga/Cr 원자비가 0.001~0.15인 크롬-기재 불화 촉매를 제공한다. 촉매를 특히 산화물 또는 수산화물의 전구체를 불화하여 제조한다. HF와 할로겐화 탄화수소를 가스상으로 이 촉매의 존재하에 접촉시킨다.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (13)
- 필수 구성 성분으로서 크롬, 갈륨, 산호 및 불소를 함유한 크롬-기재 불화 촉매로서, 크롬에 대한 갈륨의 원자비가 0.001~0.15인 크롬-기재 불화 촉매.
- 제1항에 있어서, 크롬에 대한 갈륨의 원자비가 0.003~0.05인 크롬-기재 불화촉매.
- 제1항에 있어서, 추가로 코발트, 니켈, 아연 및 카드뮴 중에서 선택된 적어도 한 종류의 성분을 함유한 크롬-기재 불화 촉매.
- 크롬 성분과 갈륨 성분을 함유한 촉매 전구체를 불소 가스, 불화수소 또는 불소-함유 탄화수소와 접촉시키고, 불화 처리를 수행하여 촉매를 얻는 것으로 이루어진, 제1항에 따른 크롬-기재 불화 촉매의 제조방법.
- 제4항에 있어서, 촉매 전구체가 산화물 및/또는 수산화물인 것이 특징인 제조방법.
- 제5항에 있어서, 촉매 전구체를 공침법에 의해 제조하는 것이 특징인 제조방법.
- 제5항에 있어서, 촉매 전구체를 합침법에 의해 제조하는 것이 특징인 제조방법.
- 제4항에 있어서, 환원 가스를 함유한 분위기에서 350~500℃의 온도에서 열처리된 촉매 전구체를 사용하는 것이 특징인 제조방법.
- 제8항에 있어서, 환원 가스가 수소인 것이 특징인 제조방법.
- 불화수소와 할로겐화 탄화수소를 제1항에 따른 크롬-기재 불화 촉매의 존재하에 가스상으로 접촉시키는 것이 특징인 할로겐화 탄화수소의 불화방법.
- 제10항에 있어서, 할로겐화 탄화수소가 수소-함유 할로겐화 탄화수소인 것이 특징인 불화방법.
- 제11항에 있어서, 수소-함유 할로겐화 탄화수소가 디클로로메탄, 클로로플루오로메탄, 1-클로로-2,2,2-트리플루오로에탄, 1,1-디클로로-2,2,2-트리플루오로에탄 및 1-클로로-2,2,2,-테트라플루오로에탄 중에서 선택된 성분인 것이 특징인 불화방법.
- 제12항에 있어서, 수소-함유 할로겐화 탄화수소가 1-클로로-2,2,2-트리플루오로에탄인 것이 특징인 불화방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940033147A KR100377125B1 (ko) | 1994-12-07 | 1994-12-07 | 크롬-기재불화촉매,그제조방법,및불화방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940033147A KR100377125B1 (ko) | 1994-12-07 | 1994-12-07 | 크롬-기재불화촉매,그제조방법,및불화방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR960021142A true KR960021142A (ko) | 1996-07-18 |
KR100377125B1 KR100377125B1 (ko) | 2003-08-09 |
Family
ID=49515862
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019940033147A KR100377125B1 (ko) | 1994-12-07 | 1994-12-07 | 크롬-기재불화촉매,그제조방법,및불화방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100377125B1 (ko) |
-
1994
- 1994-12-07 KR KR1019940033147A patent/KR100377125B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR100377125B1 (ko) | 2003-08-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR950000212A (ko) | 플루오르화 촉매 및 플루오르화 방법 | |
KR950007941A (ko) | 크롬계 플루오르화 촉매, 그 촉매의 제조방법 및 그 촉매를 사용한 플루오르화방법 (chromium-based fluorination catalyst, process for producing the catalyst, and fluorination process using the catalyst) | |
HU9200220D0 (en) | Fluoridating catalyst and method for producing fluoridated hydrocarbons | |
Björk | Reaction mechanisms for on-surface synthesis of covalent nanostructures | |
Musolino et al. | Structure and dynamics of small metallic clusters on an insulating metal-oxide surface: Copper on MgO (100) | |
KR950017885A (ko) | 결정성 촉매를 사용한 기상 플루오르화 방법 | |
US3087974A (en) | Process for making halogenated organic compounds | |
KR960703833A (ko) | 1,1,1,3,3-펜타플루오르 프로판의 제조방법 | |
KR890012920A (ko) | 기체-상 플루오르화 방법 | |
US6649560B2 (en) | Bulk catalysts based on chromium and on nickel for the gas-phase fluorination of halogenated hydrocarbons | |
CA2022212A1 (en) | Process for the catalytic decomposition of chlorofluoro-alkanes | |
US5679614A (en) | Steam reforming catalyst and method of preparation | |
US3476817A (en) | Process for the preparation of fluorinated organic compounds via fluorination in vapor phase of aliphatic hydrocarbons | |
KR950702869A (ko) | 하이드로카본의 플루오르화 공정용 촉매 제조방법(catalyst production for use in a process for fluorination of hydrocarbons) | |
JP7012712B2 (ja) | ガスの脱硫剤および脱硫方法 | |
KR960021142A (ko) | 크롬-기재 불화 촉매, 그 제조방법, 및 불화방법 | |
KR900000317A (ko) | 펜타할로 에탄의 불소화 방법 | |
GB1000485A (en) | Improvements in or relating to the fluorination of halo-olefines | |
ES457429A1 (es) | Un metodo para tratar una corriente gaseosa que contiene hi-drocarburo halogenado de c2-c4. | |
JP6956679B2 (ja) | ガスの脱硫剤および脱硫方法 | |
IE41780L (en) | Hydrodesulphurisation catalyst | |
Dowden | Electronic configurations and heterogeneous catalysis | |
DE69825304D1 (de) | Verfahren zur herstellung von 1,1,1,2,2-pentafluoroethan | |
Ono et al. | Characteristic features of Raman band shifts of vanadium oxide catalysts exchanged with the 18O tracer and active sites for reoxidation | |
KR950011384A (ko) | 1,1,1,2-테트라플루오로에탄의 정제방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E601 | Decision to refuse application | ||
J201 | Request for trial against refusal decision | ||
AMND | Amendment | ||
E902 | Notification of reason for refusal | ||
B701 | Decision to grant | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20100223 Year of fee payment: 8 |
|
LAPS | Lapse due to unpaid annual fee |