JPS4935341A - - Google Patents

Info

Publication number
JPS4935341A
JPS4935341A JP7711972A JP7711972A JPS4935341A JP S4935341 A JPS4935341 A JP S4935341A JP 7711972 A JP7711972 A JP 7711972A JP 7711972 A JP7711972 A JP 7711972A JP S4935341 A JPS4935341 A JP S4935341A
Authority
JP
Japan
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.)
Pending
Application number
JP7711972A
Other languages
Japanese (ja)
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 filed Critical
Priority to JP7711972A priority Critical patent/JPS4935341A/ja
Publication of JPS4935341A publication Critical patent/JPS4935341A/ja
Pending legal-status Critical Current

Links

JP7711972A 1972-07-31 1972-07-31 Pending JPS4935341A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7711972A JPS4935341A (en) 1972-07-31 1972-07-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7711972A JPS4935341A (en) 1972-07-31 1972-07-31

Publications (1)

Publication Number Publication Date
JPS4935341A true JPS4935341A (en) 1974-04-01

Family

ID=13624891

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7711972A Pending JPS4935341A (en) 1972-07-31 1972-07-31

Country Status (1)

Country Link
JP (1) JPS4935341A (en)

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5268280A (en) * 1975-12-03 1977-06-06 Toyobo Co Ltd Composite films of polypropylene with excellent processability
US4207262A (en) * 1978-06-08 1980-06-10 Imperial Chemical Industries Limited Chemical process for reducing the cyclohexanone content of crude aniline
JPS56110932U (en) * 1980-01-29 1981-08-27
JPS57123148A (en) * 1981-01-26 1982-07-31 Sumitomo Chem Co Ltd Production of secondary amine by reductive alkylation
JPS5839644A (en) * 1981-09-02 1983-03-08 Daicel Chem Ind Ltd Distillation of alkylamines
JPS60112742A (en) * 1983-11-24 1985-06-19 Daicel Chem Ind Ltd Method for purifying and recovering organic extractant
JPS60146850A (en) * 1983-12-29 1985-08-02 Sumitomo Chem Co Ltd Purification of phenylenediamine
US5340445A (en) * 1991-06-16 1994-08-23 Bromine Compounds Ltd. Process for the purification of diaminodiphenyl compounds
JP2007508312A (en) * 2003-10-10 2007-04-05 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー Separation of aromatic amines from phenolic compounds.
JP2007217405A (en) * 2006-01-17 2007-08-30 Sumitomo Chemical Co Ltd Methods for purifying and producing aniline
EP1845079A1 (en) * 2006-02-18 2007-10-17 Bayer MaterialScience AG Method for manufacturing aniline
CN101177401A (en) * 2006-11-10 2008-05-14 拜尔材料科学股份公司 Method for removing compounds containing phenolic hydroxyl groups from aromatic amines
DE102007039091A1 (en) 2007-08-18 2009-02-19 Bayer Materialscience Ag Process for the purification of aromatic amines
EP2263997A1 (en) 2009-06-18 2010-12-22 Bayer MaterialScience AG Method for manufacturing aromatic amines
DE102010042731A1 (en) 2010-10-21 2012-04-26 Bayer Materialscience Aktiengesellschaft Process for purifying aniline from gas-phase hydrogenations
EP2641892A1 (en) 2012-03-23 2013-09-25 Bayer MaterialScience AG Method for cleaning aniline from gas phase hydrogenation
EP3643699A1 (en) 2018-10-17 2020-04-29 Covestro Deutschland AG Method for the purification of aniline
WO2021001424A1 (en) 2019-07-03 2021-01-07 Covestro Intellectual Property Gmbh & Co. Kg Method for the purification of aniline

Cited By (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5268280A (en) * 1975-12-03 1977-06-06 Toyobo Co Ltd Composite films of polypropylene with excellent processability
JPS5618385B2 (en) * 1975-12-03 1981-04-28
US4207262A (en) * 1978-06-08 1980-06-10 Imperial Chemical Industries Limited Chemical process for reducing the cyclohexanone content of crude aniline
JPS56110932U (en) * 1980-01-29 1981-08-27
JPS57123148A (en) * 1981-01-26 1982-07-31 Sumitomo Chem Co Ltd Production of secondary amine by reductive alkylation
JPS5839644A (en) * 1981-09-02 1983-03-08 Daicel Chem Ind Ltd Distillation of alkylamines
JPS60112742A (en) * 1983-11-24 1985-06-19 Daicel Chem Ind Ltd Method for purifying and recovering organic extractant
JPS60146850A (en) * 1983-12-29 1985-08-02 Sumitomo Chem Co Ltd Purification of phenylenediamine
US5340445A (en) * 1991-06-16 1994-08-23 Bromine Compounds Ltd. Process for the purification of diaminodiphenyl compounds
JP2007508312A (en) * 2003-10-10 2007-04-05 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー Separation of aromatic amines from phenolic compounds.
JP2007217405A (en) * 2006-01-17 2007-08-30 Sumitomo Chemical Co Ltd Methods for purifying and producing aniline
JP4552941B2 (en) * 2006-01-17 2010-09-29 住友化学株式会社 Method for purifying and producing aniline
EP1845079A1 (en) * 2006-02-18 2007-10-17 Bayer MaterialScience AG Method for manufacturing aniline
US7692042B2 (en) 2006-02-18 2010-04-06 Bayer Materialscience Ag Process for preparing aniline
JP2008120803A (en) * 2006-11-10 2008-05-29 Bayer Materialscience Ag Method for removing phenolic hydroxy group-containing compound from aromatic amine
US7488850B2 (en) 2006-11-10 2009-02-10 Bayer Materialscience Llc Process for removing compounds containing phenolic hydroxy groups from aromatic amines
EP1921060A1 (en) * 2006-11-10 2008-05-14 Bayer MaterialScience AG Procedure for the removal of compounds with phenolic hydroxy groups from aromatic amines
CN101177401A (en) * 2006-11-10 2008-05-14 拜尔材料科学股份公司 Method for removing compounds containing phenolic hydroxyl groups from aromatic amines
DE102007039091A1 (en) 2007-08-18 2009-02-19 Bayer Materialscience Ag Process for the purification of aromatic amines
EP2028176A1 (en) 2007-08-18 2009-02-25 Bayer MaterialScience AG Method for purifying aromatic amines
US8455691B2 (en) 2007-08-18 2013-06-04 Bayer Materialscience Ag Process for the purification of aromatic amines
EP2263997A1 (en) 2009-06-18 2010-12-22 Bayer MaterialScience AG Method for manufacturing aromatic amines
DE102009025374A1 (en) 2009-06-18 2010-12-23 Bayer Materialscience Ag Process for the preparation of aromatic amines
WO2012052407A1 (en) 2010-10-21 2012-04-26 Bayer Materialscience Ag Process for purifying aniline from gas phase hydrogenations
DE102010042731A1 (en) 2010-10-21 2012-04-26 Bayer Materialscience Aktiengesellschaft Process for purifying aniline from gas-phase hydrogenations
US9233910B2 (en) 2010-10-21 2016-01-12 Bayer Intellectual Property Gmbh Process for purifying aniline from gas phase hydrogenations
EP2641892A1 (en) 2012-03-23 2013-09-25 Bayer MaterialScience AG Method for cleaning aniline from gas phase hydrogenation
WO2013139737A1 (en) 2012-03-23 2013-09-26 Bayer Intellectual Property Gmbh Process for the purification of aniline from gas phase hydrogenations
US9447021B2 (en) 2012-03-23 2016-09-20 Covestro Deutschland Ag Process for the purification of aniline from gas phase hydrogenations
EP3643699A1 (en) 2018-10-17 2020-04-29 Covestro Deutschland AG Method for the purification of aniline
WO2021001424A1 (en) 2019-07-03 2021-01-07 Covestro Intellectual Property Gmbh & Co. Kg Method for the purification of aniline

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