KR920011992A - 파라핀 알킬화 방법, 기구, 촉매 및 상기 촉매의 제조방법 - Google Patents

파라핀 알킬화 방법, 기구, 촉매 및 상기 촉매의 제조방법 Download PDF

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KR920011992A
KR920011992A KR1019910024307A KR910024307A KR920011992A KR 920011992 A KR920011992 A KR 920011992A KR 1019910024307 A KR1019910024307 A KR 1019910024307A KR 910024307 A KR910024307 A KR 910024307A KR 920011992 A KR920011992 A KR 920011992A
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catalyst
reactor
isobutane
mixture
olefin
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스튜어트 크로스랜드 클리포오드
존슨 앨런
웃드즈 존
조오지 핏트 엘리어트
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케미컬 리서어치 앤드 라이센싱 캄파니
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Abstract

내용 없음

Description

파라핀 알킬화 방법, 기구, 촉매 및 상기 촉매의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 역류 슬러리 반응기 실시양태를 개략적으로 나타낸다. 제2도는 제1도의 대안적인 반응기 실시양태를 개략적으로 나타낸다.

Claims (37)

  1. 반응기내 미립 고체산성 촉매 존재하에 알칸을 올레핀과 알킬화 시키기 위한 방법에 있어서, 상기 촉매를 알칸과 먼저 접촉시키고, 상기 촉매-알칸 혼합물을 반응기로 공급시키고, 올레핀을 상기 반응기로 공급시켜 상기 촉매-알칸 혼합물을 접촉시켜 알킬레이트 생성물을 형성시키고, 상기 반응기를 통해 올레핀 공급 포인트로부터 멀리 상기 촉매-알칸-알킬레이트 혼합물을 이동시켜 촉매-알칸-알킬레이트 혼합물의 올레핀 공급물과의 부가적인 접촉을 제한함을 개선점으로 하는 알킬화법.
  2. 제1항에 있어서, 상기올레핀이 부텐으로 구성되고, 상기 알칸이 이소부탄으로 구성되는 방법.
  3. 하기 (a)-(f)단계들로 구성되는, 알킬레이트의 생성 방법 : (a)미립 고체 산성 촉매를 혼합 존에서 C4-C7이소알칸 공급 스트립과 혼합하여 이소알칸-촉매 혼합물을 형성시키는 단계 : (b)공급 존에서 상기 이소알칸-촉매 혼합물을 반응기에 공급시키는 단계 : (c)상기 공급 존 근처에서 C1-C5올레핀을 상기 반응기로 공급시켜 상기 올레핀이 상기 이소알칸-촉매 혼합물과 접촉되게 하고, 상기 올레핀을 상기 혼합물과 반응시켜 반응 혼합물내 알킬레이트를 형성시키는 단계 : (d)최소의 역 혼합으로 상기 반응기를 통해 상기 반응 혼합물을 이동시켜 상기 알킬레이트-촉매 혼합물의 올레핀과의 부가적인 접촉을 제한하는 단계 : (e)유리존(disemgaging Zone)에서 상기 촉매로부터 알킬레이트 스트립을 분리시키는 단계 : 및 (f)보충 이소알칸이 첨가되는 상기 혼합 존으로 촉매를 재순환시키는 단계.
  4. 제3항에 있어서, 상기 반응이 적어도 부분적인 액상으로 수행되고, 상기 촉매가 상기 혼합 존내 상기 이소부탄에서 슬러리화되는 방법.
  5. 제4항에 있어서, 온도가 -50℃ 내지 80℃범위이고, 반응기내 압력이 상기 반응 혼합물을 액상으로 유지시키기에 충분한 정도인 방법.
  6. 제3항에 있어서, 보충물이 반응된 이소알칸 초과량인 방법.
  7. 하기(a)-(f)단계들로 구성되는, 부텐과 이소부탄의 알킬화로부터 이소옥탄을 생성시키기 위한 방법 : (a)미립 고체 촉매를 혼합 존에서 액체 이소부탄 공급 스트림과 혼합하여 슬러리를 형성시키는 단계 : (b)수직반응기 꼭대기 근처에서 상기 슬러리를 공급 존으로 공급시키는 단계 : (c)액체 부텐을 상기 공급 존으로 공급시켜 상기 부텐을 상기 이소부탄-촉매 슬러리와 접촉시키고, 상기 부텐을 반응시켜 반응 혼합물내 트리메틸펜탄을 형성시키는 단계 : (d)상기 반응기를 통해 상기 반응 혼합물을 아래로 이동시켜 역혼합 및 부텐과 상기 트리메틸펜탄-촉매 혼합물의 부가적인 접촉을 막는 단계 : (e)유리 존에서 상기 트리 메틸펜탄을 상기 촉매로부터 분리시키는 단계 : 및 (f)촉매를, 보충 이소부탄이 첨가되는 상기 혼합 존으로 재순환시키는 단계.
  8. 하기(a)-(f)단계들로 구성되는, 이소부탄과 부텐의 알킬화로부터의 이소옥탄의 생성방법 : (a)미립 고체 촉매를 혼합 존에서 액체 이소부탄 공급 스트림과 혼합하여 슬러리를 형성시키는 단계 : (b)상기 슬러리를 반응기 바닥에서 공급 존으로 공급시켜, 상기 촉매가 상기 반응기에서 위로 들어올려지게 하는 단계 : (c)액체 부텐을 상기 공급 존으로 공급시켜서, 상기 부텐을 상기 이소부탄-촉매 슬러리와 접촉시키고, 상기 부텐을 상기 이소부탄과 반응시켜 반응 혼합물내에 트리메틸펜탄을 형성시키고, 이를 상기 공급 존으로부터 멀리 위로 이동시켜서, 부텐과 상기 트리메틸펜탄-촉매 슬러리의 부가적인 접촉을 막는 단계 : 및 (d)상기 반응기를 통해 상기 반응 혼합물을 위로 이동시켜, 역 혼합 및 부텐과 상기 트리메틸펜탄-촉매 혼합물의 부가적인 접촉을 막는 단계 : (e)유리 존에서 상기 트리메틸펜탄을 상기 촉매로부터 분리시키는 단계 : 및 (f)상기 반응 혼합물에 남아 있는 촉매 및 이소부탄을, 보충 이소 부탄이 첨가되는 상기 혼합 존으로 재순환시키는 단계.
  9. 제3항에 있어서, 이소알칸이 이소부탄으로 구성되는 방법.
  10. 제3항에 있어서, 이소알칸이 이소펜탄으로 구성되는 방법.
  11. 제3항에 있어서, 이소알칸이 이소헥산으로 구성되는 방법.
  12. 제9항에 있어서, 상기 올레핀이 부텐으로 구성되는 방법.
  13. 제9항에 있어서, 상기 올레핀이 프로필렌으로 구성되는 방법.
  14. 제9항에 있어서, 상기 올레핀이 아밀렌으로 구성되는 방법.
  15. 제3항에 있어서, 반응기내 촉매 대 액체 부피 비가 약 1:100 내지 1:1범위인 방법.
  16. 제3항에 있어서, 촉매 대 올레핀 부피 비가 약 5:1-액 15:1범위인 방법.
  17. 제3항에 있어서, 이소알칸 대 올레핀 부피 비가 약 2:1 내지 약 1000:1인 방법.
  18. 제3항에 있어서, 반응기내 온도가 -50℃ 내지 100℃범위인 방법.
  19. 하기 (a)-(f)로 구성되는, 올레핀과 알칸의 알킬화를 수행하기 위한 기구 : (a)올레핀과 알킬화를 위한 알칸과 슬러리화된 알킬화 촉매를 접촉시키기 위한 수직 반응기, (b)알칸 세척 및 촉매 보충을 위한 유입구를 갖고, 상기 수직 반응기의 낮은 말단에 유동적으로 연결된, 촉매를 새로운 알킬화 알칸으로 세척시켜 잔류 생성물을 제거하고, 촉매를 슬러리화시키기 위한 세척/촉매 보충 용기, (c)알킬화 올레핀을 상기 알칸 슬러리화 촉매와 접촉시키는, 상기 수직 반응기의 낮은 말단에서의 올레핀 유입구, (d)상기 수직 반응기를 통해 상기 슬러리화 촉매를 이동시키기 위한 수단, (e)상기 수직 반응기로부터의 상기 슬러리화 촉매를 알칸 세척액과 접촉시키고, 상기 알칸 세척액으로부터 잔류 알킬화 생성물을 제거시키기 위한, 세척/촉매 보충 용기로 슬러리화 촉매를 제거하고, 알칸 세척액을 받기 위해 상기 세척 보충 용기와 유체 소통하는 알칸 및 그로부터의 알킬화 생성과의 혼합물로 슬러리화 촉매를 받기위한 상기 수직 반응기에 유동적으로 연결된 유리 용기, 및 (f)알킬화 생성물을 상기 유리 용기로부터 제거하기 위한 유출 수단.
  20. 오플루오르화 안티몬으로 처리된 산 세척 실리카로 구성되는 파라핀 알킬화를 위한 고체, 미립 촉매 조성물.
  21. 제20항에 있어서, 상기 조성물이 3-7개 탄소원자를 갖는 알칸으로 처리됨을 특징으로 하는 촉매 조성물.
  22. 제20항에 있어서, 상기 실리카가 약5㎡/g-dir 250㎡/g의 표면적을 갖는 촉매 조성물.
  23. 제21항에 있어서, 상기 실리카 약 0.1cc/g-약 4.0cc/g의 기공 부피를 갖는 촉매 조성물.
  24. 제20항에 있어서, 상기 실리카가 35-240미크론 범위의 입자크기 분포를 갖는 촉매 조성물.
  25. 제21항에 있어서, 상기 실리카가 35-240미크론 범위의 입자크기 분포를 갖는 촉매 조성물.
  26. 제20항에 있어서, 상기 오플루오르화안티몬이 조성물의 5-80중량%를 구성하는 촉매 조성물.
  27. 하기(a)-(e)단계들로 구성되는, 파라핀 알킬화를 위한 고체, 미립 촉매 조성물의 제조방법 : (a)미립 실리카를 강산으로 세척하는 단계 (b)상기 미립실리카 및 산을 분리시키는 단계 (c)상기 미립 실리카를 물로 세척하는 단계 (d)상기 미립 실리카를 가열하는 단계 및 (e)상기 미립 실리카를 오플루오르화안티몬으로 처리하는 단계.
  28. 제27항에 있어서, 상기 강산이 무기성인 방법.
  29. 제28항에 있어서, 상기 강산이 HCl인 방법.
  30. 제29항에 있어서, 중성이 될 때까지 상기 미립 실리카가 세척되는 방법.
  31. 제27항에 있어서, 상기 가열이 80-650℃범위의 온도에서인 방법.
  32. 제27항에 있어서, (f)상기 오플루오르화안티몬 함유 실리카를 30℃내지 -160℃ 범위의 온도에서 C3-C7알칸과 접촉시키는 단계를 포함하는 방법.
  33. 제32항에 있어서, 상기 알칸이 이소알칸으로 구성되는 방법.
  34. 제33항에 있어서, 상기 이소알칸이 이소부탄으로 구성되는 방법.
  35. 제31항에 있어서, 상기 가열이, 미립 실리카를 건조시키기에 충분한 시간동안 80-150℃ 범위의 온도에서 초기에 가열시키고 나서, 160-650℃ 범위의 온도에서 가열시키는 것으로 구성되는 방법.
  36. 제32항의 방법에 의해 제조된 촉매.
  37. 제9항에 있어서, 상기 올레핀이 에틸렌으로 구성되는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개되는 것임.
KR1019910024307A 1990-12-24 1991-12-23 파라핀 알킬화 방법, 기구, 촉매 및 상기 촉매의 제조방법 KR920011992A (ko)

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