KR950016873A - 염화수소의 산화에 의한 염소제조용 염화세륨-삼산화이크롬 촉매 및 이의 제조방법 - Google Patents

염화수소의 산화에 의한 염소제조용 염화세륨-삼산화이크롬 촉매 및 이의 제조방법 Download PDF

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KR950016873A
KR950016873A KR1019930026072A KR930026072A KR950016873A KR 950016873 A KR950016873 A KR 950016873A KR 1019930026072 A KR1019930026072 A KR 1019930026072A KR 930026072 A KR930026072 A KR 930026072A KR 950016873 A KR950016873 A KR 950016873A
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South Korea
Prior art keywords
cerium chloride
chloride
catalyst
ethanol
trioxide
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KR1019930026072A
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English (en)
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KR960010775B1 (ko
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안병성
문동주
박건유
정문조
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김은영
한국과학기술연구원
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Application filed by 김은영, 한국과학기술연구원 filed Critical 김은영
Priority to KR1019930026072A priority Critical patent/KR960010775B1/ko
Priority to US08/346,519 priority patent/US5663112A/en
Publication of KR950016873A publication Critical patent/KR950016873A/ko
Application granted granted Critical
Publication of KR960010775B1 publication Critical patent/KR960010775B1/ko
Priority to US08/711,226 priority patent/US5716592A/en

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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
    • 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
    • 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
    • B01J23/26—Chromium
    • 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
    • B01J27/138—Halogens; Compounds thereof with alkaline earth metals, magnesium, beryllium, zinc, cadmium or mercury
    • 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
    • B01J37/08—Heat treatment
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00—Halogens; Halogen acids
    • C01B7/01—Chlorine; Hydrogen chloride
    • C01B7/03—Preparation from chlorides
    • C01B7/04—Preparation of chlorine from hydrogen chloride
    • 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
    • Y10S423/00—Chemistry of inorganic compounds
    • Y10S423/09—Reaction techniques
    • Y10S423/12—Molten media

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Catalysts (AREA)

Abstract

본 발명은 염화수소를 산화시켜 염소를 제조하는데 유용한 신규한 삼산화크롬－염화세륨 촉매에 관한 것이다. 본 발명의 촉매는 상산화크롬과 염화세륨이 혼합된 수용액과 에탄올과의 반응생성물을 소성하여 제조하거나, 또는 삼산화크롬과 에탄올의 반응생성물을 소성하여 얻어진 삼산화이크롬에 염화세롬 수용액을 담지시켜 얻는다. 이렇게 얻어진 촉매는 낮은 반응온도에서도 높은 반응활성을 나타낸다.

Description

염화수소의 산화에 의한 염소제조용 염화세륨－삼산화이크롬 촉매 및 이의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (8)

  1. 염화세롬과 삼산화이크롬으로 이루어짐을 특징으로 하는 염화수소의 산화에 의한 염소제조용 촉매.
  2. 제1항에 있어서, 염화세륨 5중량% 이하와 삼산화이크롬 95중량% 이상으로 이루어진 것이 특징인 촉매.
  3. 삼산화크롬 및 염화세륨의 혼합 수용액을 에탄올과 반응시킨 다음 얻어진 반응생성물을 소성하는 것으로 됨을 특징으로 하는 제1항에 따른 염화세륨－삼산화이크롬 촉매의 제조방법.
  4. 삼산화크롬과 에탄올과의 반응생성물을 소성하여 이로부터 얻어진 삼산화이크롬에 염화세륨 수용액을 담지시키는 것으로 됨을 특징으로 하는 제1항에 따른 염화세륨－삼산화이크롬 촉매의 제조방법.
  5. 제3항에 있어서, 에탄올과의 반응온도를 90℃이상으로 하는 것이 특징인 제조방법.
  6. 제3항에 있어서, 350℃ 내지 500℃에서 3내지 6시간 동안 공기중에서 소성하는 것이 특징인 방법.
  7. 제4항에 있어서, 에탄올과의 반응온도를 90℃이상으로 하는 것이 특징인 제조방법.
  8. 제4항에 있어서, 350℃ 내지 500℃에서 3내지 6시간 동안 공기중에서 소성하는 것이 특징인 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019930026072A 1993-12-01 1993-12-01 염화수소의 산화에 의한 염소제조용 염화세륨-삼산화이크롬 촉매 및 이의 제조방법 KR960010775B1 (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
KR1019930026072A KR960010775B1 (ko) 1993-12-01 1993-12-01 염화수소의 산화에 의한 염소제조용 염화세륨-삼산화이크롬 촉매 및 이의 제조방법
US08/346,519 US5663112A (en) 1993-12-01 1994-11-29 Cerous chloride-chromic oxide catalyst for producing chlorine, methods for producing the same and a method for producing chlorine
US08/711,226 US5716592A (en) 1993-12-01 1996-09-09 Cerous chloride-chromic oxide catalyst for producing chlorine, methods for producing the same and a method for producing chlorine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019930026072A KR960010775B1 (ko) 1993-12-01 1993-12-01 염화수소의 산화에 의한 염소제조용 염화세륨-삼산화이크롬 촉매 및 이의 제조방법

Publications (2)

Publication Number Publication Date
KR950016873A true KR950016873A (ko) 1995-07-20
KR960010775B1 KR960010775B1 (ko) 1996-08-08

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US (2) US5663112A (ko)
KR (1) KR960010775B1 (ko)

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WO2009035234A2 (en) * 2007-09-10 2009-03-19 Hanwha Chemical Corperation Process for the chlorine by oxidation of hydrogen chloride

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WO2009035234A3 (en) * 2007-09-10 2009-05-07 Hanwha Chemical Corperation Process for the chlorine by oxidation of hydrogen chloride

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Publication number Publication date
US5716592A (en) 1998-02-10
KR960010775B1 (ko) 1996-08-08
US5663112A (en) 1997-09-02

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