ES470183A1 - Procedimiento para la purificacion de caprolactama en bruto - Google Patents

Procedimiento para la purificacion de caprolactama en bruto

Info

Publication number: ES470183A1
Authority: ES; Spain
Prior art keywords: phase; caprolactam; aqs; rearrangement; oleum
Prior art date: 1977-05-28
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

ES470183A

Other languages

English (en)

Spanish (es)

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.)

Bayer AG

Original Assignee

Bayer AG

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.)

1977-05-28

Filing date

1978-05-24

Publication date

1979-01-01

1978-05-24 Application filed by Bayer AG filed Critical Bayer AG

1979-01-01 Publication of ES470183A1 publication Critical patent/ES470183A1/es

Status Expired legal-status Critical Current

Links

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
- C07D201/16—Separation or purification

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Other In-Based Heterocyclic Compounds (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

ES470183A 1977-05-28 1978-05-24 Procedimiento para la purificacion de caprolactama en bruto Expired ES470183A1 (es)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19772724361 DE2724361A1 (de)	1977-05-28	1977-05-28	Reinigung von caprolactam

Publications (1)

Publication Number	Publication Date
ES470183A1 true ES470183A1 (es)	1979-01-01

Family

ID=6010216

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES470183A Expired ES470183A1 (es)	1977-05-28	1978-05-24	Procedimiento para la purificacion de caprolactama en bruto

Country Status (7)

Country	Link
JP (1)	JPS53147085A (fr)
BE (1)	BE867528A (fr)
DE (1)	DE2724361A1 (fr)
ES (1)	ES470183A1 (fr)
FR (1)	FR2392010A1 (fr)
IT (1)	IT7849565A0 (fr)
NL (1)	NL7805812A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3026538A1 (de) *	1980-07-12	1982-02-11	Basf Ag, 6700 Ludwigshafen	Verfahren zur kontinuierlichen extraktion von caprolactam als solches und dessen oligomere enthaltenden waessrigen loesungen
IT1173261B (it) *	1984-02-08	1987-06-18	Snia Bpd Spa	Procedimento di purificazione del caprolattame
JP2601946B2 (ja) *	1990-11-21	1997-04-23	宇部興産株式会社	ラクタム含有溶液の精製方法
JP2601945B2 (ja) *	1990-11-21	1997-04-23	宇部興産株式会社	ラクタム油の精製方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2550934C3 (de) *	1975-11-13	1980-06-12	Bayer Ag, 5090 Leverkusen	Reinigung von Caprolactam

1977
- 1977-05-28 DE DE19772724361 patent/DE2724361A1/de not_active Withdrawn
1978
- 1978-05-24 ES ES470183A patent/ES470183A1/es not_active Expired
- 1978-05-26 BE BE188073A patent/BE867528A/fr not_active IP Right Cessation
- 1978-05-26 JP JP6240978A patent/JPS53147085A/ja active Pending
- 1978-05-26 FR FR7815780A patent/FR2392010A1/fr not_active Withdrawn
- 1978-05-26 IT IT7849565A patent/IT7849565A0/it unknown
- 1978-05-29 NL NL7805812A patent/NL7805812A/xx not_active Application Discontinuation

Also Published As

Publication number	Publication date
FR2392010A1 (fr)	1978-12-22
DE2724361A1 (de)	1978-11-30
NL7805812A (nl)	1978-11-30
IT7849565A0 (it)	1978-05-26
JPS53147085A (en)	1978-12-21
BE867528A (fr)	1978-11-27

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