KR960003802A - 1,1,1,2-테트라플루오로에탄(HFC-134a) 합성용 촉매의 제조방법 - Google Patents

1,1,1,2-테트라플루오로에탄(HFC-134a) 합성용 촉매의 제조방법 Download PDF

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Publication number
KR960003802A
KR960003802A KR1019940016626A KR19940016626A KR960003802A KR 960003802 A KR960003802 A KR 960003802A KR 1019940016626 A KR1019940016626 A KR 1019940016626A KR 19940016626 A KR19940016626 A KR 19940016626A KR 960003802 A KR960003802 A KR 960003802A
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KR
South Korea
Prior art keywords
tetrafluoroethane
hfc
catalyst
synthesizing
preparing
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KR1019940016626A
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English (en)
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KR0131047B1 (ko
Inventor
김훈식
이병권
이재우
박건유
Original Assignee
김은영
한국과학기술연구원
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Application filed by 김은영, 한국과학기술연구원 filed Critical 김은영
Priority to KR1019940016626A priority Critical patent/KR0131047B1/ko
Priority to JP7013645A priority patent/JP2675533B2/ja
Publication of KR960003802A publication Critical patent/KR960003802A/ko
Application granted granted Critical
Publication of KR0131047B1 publication Critical patent/KR0131047B1/ko

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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
    • 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

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)

Abstract

본 발명에서는 마그네슘 크로메이트(MgCrO4) 또는 마그네슘 디크로메이트(MgCr2O7)를 불화수소(HF) 및 에탄(C2H5OH)과 반응시켜 얻은 생성물을 소성함으로써, 1, 1, 1, 2-테트라플루오로에탄(HFC-134a, CF3CH2F)을 합성하는 반응에 효율적이며 비활성화 속도가 현저히 저하된 촉매를 제조하는 방법이 제공된다.

Description

1,1,1,2-테트라플루오로에탄(HFC-134a)합성용 촉매의 제조 방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (4)

  1. 마그네슘 크로메이트(MgCrO4) 또는 마그네슘 디크로메이트(MgCr2O7)를 HF 및 에탄올과 반응시키고, 반응 생성물을 여과 및 건조하여 소성시키는 것을 특징으로 하는 1, 1, 1, 2-테트라플루오로에탄(HFC-134a)의 합성 반응용 촉매의 제조 방법.
  2. 제1항에 있어서, MgF2를 첨가하는 방법.
  3. 제2항에 있어서, MgCrO4또는 MgCr2O7에 대한 MgF2의 몰비가 5 이하인 방법.
  4. 제1항 내지 제3항 중 어느 한 항에 따라 제조된 촉매를 사용함을 특징으로 하여 1, 1, 1, 2-테트라플루오로에탄(HFC-134a)을 제조하는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019940016626A 1994-07-11 1994-07-11 1, 1, 1, 2-테트라플루오로에탄(HFC-134a) 합성용 촉매의 제조 방법 KR0131047B1 (ko)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1019940016626A KR0131047B1 (ko) 1994-07-11 1994-07-11 1, 1, 1, 2-테트라플루오로에탄(HFC-134a) 합성용 촉매의 제조 방법
JP7013645A JP2675533B2 (ja) 1994-07-11 1995-01-31 １，１，１，２−テトラフルオロエタン及びその合成用触媒の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019940016626A KR0131047B1 (ko) 1994-07-11 1994-07-11 1, 1, 1, 2-테트라플루오로에탄(HFC-134a) 합성용 촉매의 제조 방법

Publications (2)

Publication Number Publication Date
KR960003802A true KR960003802A (ko) 1996-02-23
KR0131047B1 KR0131047B1 (ko) 1998-04-14

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019940016626A KR0131047B1 (ko) 1994-07-11 1994-07-11 1, 1, 1, 2-테트라플루오로에탄(HFC-134a) 합성용 촉매의 제조 방법

Country Status (2)

Country Link
JP (1) JP2675533B2 (ko)
KR (1) KR0131047B1 (ko)

Also Published As

Publication number Publication date
JP2675533B2 (ja) 1997-11-12
KR0131047B1 (ko) 1998-04-14
JPH0827045A (ja) 1996-01-30

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