KR870007842A - 염소의 제조방법 - Google Patents

염소의 제조방법 Download PDF

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Publication number
KR870007842A
KR870007842A KR870001313A KR870001313A KR870007842A KR 870007842 A KR870007842 A KR 870007842A KR 870001313 A KR870001313 A KR 870001313A KR 870001313 A KR870001313 A KR 870001313A KR 870007842 A KR870007842 A KR 870007842A
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KR
South Korea
Prior art keywords
hydrogen chloride
chlorine
gas
producing chlorine
waste gas
Prior art date
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KR870001313A
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English (en)
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KR900000079B1 (ko
Inventor
히로유끼 이또
요시쯔구 고노
마사노부 아지오까
신지 다께나까
마사부미 가따이따
Original Assignee
도쯔까 야스아끼
미쯔이도오아쯔가가꾸 가부시기가이샤
Priority date (The priority date 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 date listed.)
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Publication date
Priority claimed from JP3292586A external-priority patent/JPS62191403A/ja
Priority claimed from JP61110839A external-priority patent/JPS62270404A/ja
Application filed by 도쯔까 야스아끼, 미쯔이도오아쯔가가꾸 가부시기가이샤 filed Critical 도쯔까 야스아끼
Publication of KR870007842A publication Critical patent/KR870007842A/ko
Application granted granted Critical
Publication of KR900000079B1 publication Critical patent/KR900000079B1/ko

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    • 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
    • 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
    • C01B7/07—Purification ; Separation
    • C01B7/0743—Purification ; Separation of gaseous or dissolved chlorine

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)

Abstract

내용 없음

Description

염소의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 방법을 실시하는 경우의 바람직한 유통도의 1예이다.
* 도면의 주요부분에 대한 부호의 설명
(1)…염화수소공급로, (2)…활성탄 처리탑, (3)…염화수소유통로, (4)…산소공급로, (5)…혼합가스공급로, (6)…반응기, (7)…생성가스유통로, (8)…크롬회수탑, (9)…염화수소가스흡수탑, (10)…펌프, (11)…크롬수용액순환계, (12)…냉각기, (13)…물 보급구, (14)…염화수소수용액배출구, (15)…펌프, (16)…염화수소수용액순환계, (17)…냉각기, (18)…물 보급구, (19)…염화수소수용액배출구, (20)…수세후의 생성가스유통로, (21)…황산세정탑, (22)…황산보급구, (23)…황산펌프, (24)…황산순환계, (25)…냉각기, (26)…묽은황산배출구, (27)…탈수생성가스유통로, (28)…압축기, (29)…압축가스유통로, (30)…냉각기, (31)…압축·냉각가스유통로, (32)…증류탑, (33)…액화염소, (34)…잔가스유통재로, (35)…순환가스유통로, (36)…폐가스유통로, (37)…냉각기

Claims (10)

  1. 유기화합물의 반응공정중에 부생되어 염화수소를 함유하는 폐가스를 산화시켜 염소를 제조함에 있어서 폐가스중에 함유된 염화수소 1몰에 대하여 0.25몰 이상의 산소를 사용하여 산화크롬 촉매의 존재하에 300 내지 500℃의 온도에서 염화수소의 산화반응을 수행하는 공정(1); 주로 염소, 물, 미반응 염화수소, 산소 및 휘산크롬으로 구성되는 전술한 반응혼합물인 생성가스를 급냉시킨 다음, 물로 수세하여 크롬을 수용액으로서 회수하는 공정(2); 미반응 염화수소를 수중에 흡수시키기 위하여 생성가스의 잔부를 다시 물로 수세하여 미반응 염화수소를 염화수소 수용액으로서 회수하는 공정(3); 물을 제거하기 위하여 생성가스의 잔부를 또 다시 황산으로 세정하는 공정(4); 주로 염소로 구성되며 미반응 산소를 함유하는 생성가스의 잔부를 압축 및 냉각시킴으로써, 생성가스의 잔부로부터 염소를 액화염소로서 분리시키는 공정(5); 및 액화염소의 분리후에 얻어지며 주로 산소로 구성되는 잔가스의 일부 또는 전부를 순환가스로서 전술한 산화공정(1)에 재순환시키는 공정(6)들로 구성됨을 특징으로 하는 염소의 제조방법.
  2. 제1항에 있어서, 산화반응에 있어서 염화수소 1몰에 대하여 산소를 0.5 내지 2몰의 양으로 사용함을 특징으로 하는 염소의 제조방법.
  3. 제1항에 있어서, 산화반응을 350 내지 450℃에서 수행함을 특징으로 하는 염소의 제조방법.
  4. 제1항에 있어서, 산화반응을 3 내지 4㎏/㎠G에서 수행함을 특징으로 하는 염소의 제조방법.
  5. 제1항에 있어서, 산화반응의 철의 함량이 1중량%이하인 재질의 반응기내에서 수행함을 특징으로 하는 염소의 제조방법.
  6. 제1항에 있어서, 제(2)공정에 있어서의 크롬의 회수를 세정탑내에서 90내지 130℃하에 수행함을 특징으로 하는 염소의 제조방법.
  7. 유기화합물의 반응공정중에 부생되며 염화수소를 함유하는 폐가스를 산화시켜 염소를 제조하는 방법에 있어서, 폐가스중의 유기화합물함량을 미리 1중량%이하로 저하시킨 후에 산화크롬 촉매의 존재하에 폐가스의 산화를 수행함을 특징으로 하는 염소의 제조방법.
  8. 제7항에 있어서, 유기화합물의 활성탄상에 흡착시킴으로써 유기화합물의 함량을 저하시킴을 특징으로 하는 염소의 제조방법.
  9. 유기화합물의 반응공정중에 부생되며 염화수소를 함유하는 폐가스를 산화시켜 염소를 제조하는 방법에 있어서, 폐가스중의 1산화탄소함량을 미리 10용적%이하로 저하시킨 후에 산화크롬 촉매의 존재하에 폐가스의 산화를 수행함을 특징으로 하는 염소의 제조방법.
  10. 제9항에 있어서, 담체로서 알루미나를 사용한 팔라듐 촉매의 존재하에 1산화탄소를 산소와 접촉시켜 2산화탄소로 전화시킴으로써 1산화탄소의 함량의 저하시킴을 특징으로 하는 염소의 제조방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019870001313A 1986-02-19 1987-02-18 염소의 제조방법 KR900000079B1 (ko)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
JP3292586A JPS62191403A (ja) 1986-02-19 1986-02-19 塩素の製造方法
JP32925 1986-02-19
JP3535086 1986-02-21
JP35350 1986-02-21
JP79275 1986-04-08
JP7927586 1986-04-08
JP110839 1986-05-16
JP61110839A JPS62270404A (ja) 1986-05-16 1986-05-16 塩素の製造方法

Publications (2)

Publication Number Publication Date
KR870007842A true KR870007842A (ko) 1987-09-22
KR900000079B1 KR900000079B1 (ko) 1990-01-19

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019870001313A KR900000079B1 (ko) 1986-02-19 1987-02-18 염소의 제조방법

Country Status (9)

Country Link
US (1) US4774070A (ko)
EP (1) EP0233773B1 (ko)
KR (1) KR900000079B1 (ko)
CN (1) CN1003852B (ko)
AU (1) AU571383B2 (ko)
BR (1) BR8700757A (ko)
CA (1) CA1260228A (ko)
DE (1) DE3763399D1 (ko)
IL (1) IL81532A (ko)

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Also Published As

Publication number Publication date
EP0233773B1 (en) 1990-06-27
AU571383B2 (en) 1988-04-14
AU6873187A (en) 1987-08-20
CN87101999A (zh) 1987-09-30
DE3763399D1 (de) 1990-08-02
IL81532A (en) 1990-06-10
CA1260228A (en) 1989-09-26
IL81532A0 (en) 1987-09-16
US4774070A (en) 1988-09-27
EP0233773A1 (en) 1987-08-26
KR900000079B1 (ko) 1990-01-19
CN1003852B (zh) 1989-04-12
BR8700757A (pt) 1987-12-22

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