KR900004634A - 니트로페놀성 부산물의 추출, 회수 및 처리방법 - Google Patents

니트로페놀성 부산물의 추출, 회수 및 처리방법 Download PDF

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Publication number
KR900004634A
KR900004634A KR1019890013171A KR890013171A KR900004634A KR 900004634 A KR900004634 A KR 900004634A KR 1019890013171 A KR1019890013171 A KR 1019890013171A KR 890013171 A KR890013171 A KR 890013171A KR 900004634 A KR900004634 A KR 900004634A
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South Korea
Prior art keywords
nitrophenolic
solvent
acid
acidic
nitration
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KR1019890013171A
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KR970009646B1 (ko
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조오지 애덤즈 얼
브릿지즈 바아커 로버어트
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퍼어스트 케미칼 코오포레이션
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Publication of KR900004634A publication Critical patent/KR900004634A/ko
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    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06—Preparation of nitro compounds
    • C07C201/16—Separation; Purification; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/26—Treatment of water, waste water, or sewage by extraction
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/06—Treatment of sludge; Devices therefor by oxidation
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/40—Valorisation of by-products of wastewater, sewage or sludge processing
    • 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
    • Y10S210/00—Liquid purification or separation
    • Y10S210/902—Materials removed
    • Y10S210/908—Organic
    • Y10S210/909—Aromatic compound, e.g. pcb, phenol

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Physical Water Treatments (AREA)

Abstract

내용 없음.

Description

니트로페놀성 부산물의 추출, 회수 및 처리방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 추출 과정의 한 바람직한 구체예의 개괄도이다.
제2도는 본 발명의 용매 회수 과정의 한 바람직한 구체예의 개괄도이다.
* 도면의 주요부분에 대한 부호의 설명
1 : 니트로화 폐수 2 : 72% 황산
3 : 톨루엔 10,20,30 : 추출기탱크
12,22,32,34 : 펌프 35 : 용기
40 : 증류포트 43 : 수집 용기
50 : 증류컬럼 60 : 환류 스프리터
70 : 응축기 80 : 생성물 수집기
90 : 저장 용기

Claims (15)

  1. (1) 니트로화 폐수를 용매 및 산과 혼합하고, 이 혼합물을 고온 및 산성 pH에서 추출하여 니트로페놀성 부산물을 함유하는 용매 용액을 생성함으로써 니트로화 폐수로부터 니트로페놀성 부산물을 추출하고, (2) 상기 니트로페놀성 용매 용액을 증류시켜서 상기 용매 용액으로부터 상기 용매를 회수하고 상기 니트로페놀성 부산물을 함유하는 잔류물을 생성하고, (3) 상기 잔류물을 회화(灰化)시키는 것으로 구성된, 니트로화 폐수에 함유된 니트로페놀성 부산물의 처리 방법.
  2. 제1항에 있어서, 상기 용매가 톨루엔, 벤젠, 0-니트로톨루엔 및 니트로벤젠으로 구성된 군으로부터 선택되는 방법.
  3. 제1항에 있어서, 상기 산이 황산, 인산 및 염산으로 구성된 군으로부터 선택되는 방법.
  4. 제1항에 있어서, 상기 고온이 약 60℃-65.5℃(140℉-150℉) 범위내인 방법.
  5. 제1항에 있어서, 상기 산성 pH가 1.0 내지 1.2범위인 방법.
  6. (1) 니트로화 폐수, 용매 및 산을 혼합하고, (2) 상기 혼합물을 고온 및 산성 pH에서 추출시켜서, 니트로페놀성 부산물을 함유하는 용매 용액을 생성하는 것으로 구성된, 니트로화 폐수로부터 니트로페놀성 부산물을 추출하는 방법.
  7. 제6항에 있어서, 상기 용매가 톨루엔, 벤젠, 0-니트로톨루엔 및 니트로벤젠으로 구성된 군으로부터 선택되는 방법.
  8. 제6항에 있어서, 상기 산이 황산, 인산 및 염산으로 구성된 군으로부터 선택되는 방법.
  9. 제6항에 있어서, 상기 고온이 약 60℃-65.6℃(140℉-150℉) 범위내인 방법.
  10. 제6항에 있어서, 상기 산성 pH가 1.0 내지 1.2범위인 방법.
  11. (1) 니트로화 폐수를 용매 및 산과 혼합하고, 이 혼합물을 고온 및 산성 pH에서 추출하여, 니트로페놀성 부산물을 함유하는 용매용액을 생성함으로써 니트로화 폐수로부터 니트로페놀성 부산물을 추출하고, (2) 상기 니트로페놀성 용매용액을 증류시켜서 상기 용매용액으로부터 상기 용매를 회수하고 상기 니트로페놀성 부산물을 함유하는 잔류물을 생성하는 것으로 구성된, 니트로화 폐수에 함유된 니트로페놀성 부산물을 회수하고 상기 니트로페놀성 부산물 회수에 사용된 용매를 회수하는 방법.
  12. 제11항에 있어서, 상기 용매가 톨루엔, 벤젠, 0-니트로톨루엔 및 니트로벤젠으로 구성된 군으로부터 선택되는 방법.
  13. 제11항에 있어서, 상기 산이 황산, 인산 및 염산으로 구성된 군으로부터 선택되는 방법.
  14. 제11항에 있어서, 상기 고온이 약 60℃-65.6℃(140℉-150℉) 범위내인 방법.
  15. 제11항에 있어서, 상기 산성 pH가 1.0 내지 1.2 범위인 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890013171A 1988-09-12 1989-09-11 니트로페놀성 부산물의 추출, 회수 및 처리방법 KR970009646B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US7/242,882 1988-09-12
US242,882 1988-09-12
US07/242,882 US4925565A (en) 1988-09-12 1988-09-12 Process for extracting and disposing of nitrophenolic by-products

Publications (2)

Publication Number Publication Date
KR900004634A true KR900004634A (ko) 1990-04-12
KR970009646B1 KR970009646B1 (ko) 1997-06-17

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US (1) US4925565A (ko)
JP (1) JPH02111405A (ko)
KR (1) KR970009646B1 (ko)
AU (1) AU611620B2 (ko)
BE (1) BE1002986A5 (ko)
CA (1) CA1316942C (ko)
CH (1) CH678619A5 (ko)
DE (1) DE3930323A1 (ko)
FR (1) FR2643062B1 (ko)
GB (1) GB2223959B (ko)
IT (1) IT1235134B (ko)
NL (1) NL8902248A (ko)

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CN103936207B (zh) * 2014-05-15 2015-06-10 山东大学 一种处理硝基苯酚废水的方法
KR102359870B1 (ko) 2015-06-12 2022-02-08 노람 인터내셔널 리미티드 니트로화 공정으로부터 니트로화된 방향족 화합물을 정제하는 방법

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KR100572287B1 (ko) * 1998-04-08 2006-04-19 바스프 악티엔게젤샤프트 폐수에 함유된 방향족 니트로 화합물의 분해 방법

Also Published As

Publication number Publication date
BE1002986A5 (fr) 1991-10-15
NL8902248A (nl) 1990-04-02
KR970009646B1 (ko) 1997-06-17
FR2643062A1 (fr) 1990-08-17
US4925565A (en) 1990-05-15
JPH02111405A (ja) 1990-04-24
GB2223959B (en) 1992-05-13
GB2223959A (en) 1990-04-25
GB8920567D0 (en) 1989-10-25
AU4121689A (en) 1990-03-15
CA1316942C (en) 1993-04-27
IT1235134B (it) 1992-06-18
AU611620B2 (en) 1991-06-13
FR2643062B1 (fr) 1994-01-21
IT8983474A0 (it) 1989-09-11
DE3930323A1 (de) 1990-03-15
CH678619A5 (ko) 1991-10-15

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