GB1547482A - Removal of phosgene from off-gas - Google Patents

Removal of phosgene from off-gas

Info

Publication number
GB1547482A
GB1547482A GB29371/76A GB2937176A GB1547482A GB 1547482 A GB1547482 A GB 1547482A GB 29371/76 A GB29371/76 A GB 29371/76A GB 2937176 A GB2937176 A GB 2937176A GB 1547482 A GB1547482 A GB 1547482A
Authority
GB
United Kingdom
Prior art keywords
phosgene
removal
gas
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB29371/76A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BASF SE
Original Assignee
BASF SE
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.)
Filing date
Publication date
Application filed by BASF SE filed Critical BASF SE
Publication of GB1547482A publication Critical patent/GB1547482A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/68—Halogens or halogen compounds
    • B01D53/70—Organic halogen compounds

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treating Waste Gases (AREA)
GB29371/76A 1975-07-15 1976-07-14 Removal of phosgene from off-gas Expired GB1547482A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2531545A DE2531545C3 (de) 1975-07-15 1975-07-15 Verfahren zur Entfernung von Phosgen aus Abgasen

Publications (1)

Publication Number Publication Date
GB1547482A true GB1547482A (en) 1979-06-20

Family

ID=5951551

Family Applications (1)

Application Number Title Priority Date Filing Date
GB29371/76A Expired GB1547482A (en) 1975-07-15 1976-07-14 Removal of phosgene from off-gas

Country Status (9)

Country Link
US (1) US4064218A (enExample)
JP (1) JPS602090B2 (enExample)
BE (1) BE844142A (enExample)
CH (1) CH620370A5 (enExample)
DE (1) DE2531545C3 (enExample)
FR (1) FR2317959A1 (enExample)
GB (1) GB1547482A (enExample)
IT (1) IT1065068B (enExample)
NL (1) NL7607853A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102258935A (zh) * 2011-04-22 2011-11-30 顾伟文 光气化反应尾气中光气的回收利用方法

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2734453A1 (de) * 1977-07-30 1979-02-15 Hoechst Ag Verfahren zum zersetzen von phosgen
DE2734573A1 (de) * 1977-07-30 1979-02-08 Hoechst Ag Verfahren zum zersetzen von phosgen
US4493818A (en) * 1982-11-08 1985-01-15 The Dow Chemical Company Phosgene removal process
DE3625378A1 (de) * 1986-07-26 1988-02-04 Hoechst Ag Verfahren zur entfernung von halogencyanen und phosgen aus abgasen
DE4039750A1 (de) * 1990-12-13 1992-06-17 Basf Ag Verfahren zur entfernung von phosgen aus abgasen
US6238636B1 (en) * 1999-09-03 2001-05-29 Air Liquide America Corporation Process and systems for purification of boron trichloride
US6464951B1 (en) 2002-04-20 2002-10-15 Kse, Inc. Method, catalyst, and photocatalyst for the destruction of phosgene
CA2584311C (en) * 2004-10-26 2010-09-14 Sigma-Aldrich Co. Synthesis of amino acid, n-carboxyanhydrides
CN105817183B (zh) * 2015-01-07 2018-04-13 万华化学集团股份有限公司 一种光气合成塔催化剂更换的方法
EP3453700A1 (de) 2017-09-06 2019-03-13 Covestro Deutschland AG Verfahren zur reinigung phosgen-führender apparate
HUE059162T2 (hu) 2017-09-06 2022-10-28 Covestro Intellectual Property Gmbh & Co Kg Eljárás foszgént vezetõ berendezések tisztítására
CN111111432B (zh) * 2019-12-31 2022-05-27 南京工大环境科技有限公司 一种光气化反应尾气的处理方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3142535A (en) * 1962-08-16 1964-07-28 Du Pont Process for the purification of hydrogen chloride gas contaminated with phosgene
DE1203741B (de) * 1963-10-25 1965-10-28 Bayer Ag Verfahren zur Aufarbeitung von chlorwasserstoffhaltigen Abgasen
US3411867A (en) * 1965-05-06 1968-11-19 Allied Chem Method of removing phosgene from gases
US3376113A (en) * 1965-05-13 1968-04-02 Dow Chemical Co Catalytic hydrolysis of phosgene
DE1667438C3 (de) * 1968-02-23 1979-04-05 The Dow Chemical Co., Midland, Mich. (V.St.A.) Verfahren zur katalytischen Hydrolyse von Phosgen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102258935A (zh) * 2011-04-22 2011-11-30 顾伟文 光气化反应尾气中光气的回收利用方法

Also Published As

Publication number Publication date
DE2531545A1 (de) 1977-02-03
DE2531545B2 (de) 1978-02-09
CH620370A5 (enExample) 1980-11-28
FR2317959A1 (fr) 1977-02-11
JPS5228492A (en) 1977-03-03
US4064218A (en) 1977-12-20
JPS602090B2 (ja) 1985-01-19
IT1065068B (it) 1985-02-25
FR2317959B1 (enExample) 1980-05-09
NL7607853A (nl) 1977-01-18
BE844142A (fr) 1977-01-17
DE2531545C3 (de) 1981-10-29

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee