MX153697A - Un metodo para la purificacion de caprolactama bruta - Google Patents

Un metodo para la purificacion de caprolactama bruta

Info

Publication number: MX153697A
Authority: MX; Mexico
Prior art keywords: caprolactam; gross; purification; gross caprolactam
Prior art date: 1979-05-04

Application number

MX182177A

Other languages

English (en)

Inventor

Paolo Senni

Domenico Astarita

Original Assignee

Snia Viscosa

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.)

1979-05-04

Filing date

1980-04-30

Publication date

1986-12-19

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11195124&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=MX153697(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1980-04-30 Application filed by Snia Viscosa filed Critical Snia Viscosa

1986-12-19 Publication of MX153697A publication Critical patent/MX153697A/es

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)
Pyrrole Compounds (AREA)

MX182177A 1979-05-04 1980-04-30 Un metodo para la purificacion de caprolactama bruta MX153697A (es)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT22355/79A IT1112840B (it)	1979-05-04	1979-05-04	Metodo per la purificazione del caprolattame grezzo contenente ammidi e daltri sottoprodotti

Publications (1)

Publication Number	Publication Date
MX153697A true MX153697A (es)	1986-12-19

Family

ID=11195124

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
MX182177A MX153697A (es)	1979-05-04	1980-04-30	Un metodo para la purificacion de caprolactama bruta

Country Status (14)

Country	Link
US (1)	US4293494A (es)
JP (1)	JPS55149249A (es)
AU (1)	AU538254B2 (es)
BE (1)	BE883110A (es)
BR (1)	BR8002641A (es)
CA (1)	CA1132546A (es)
DE (1)	DE3016335A1 (es)
ES (1)	ES491101A0 (es)
FR (1)	FR2455584A1 (es)
GB (1)	GB2050354A (es)
IN (1)	IN153035B (es)
IT (1)	IT1112840B (es)
MX (1)	MX153697A (es)
NL (1)	NL8002554A (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE10124579A1 (de) *	2001-05-21	2002-12-05	Bayer Ag	Verfahren und Vorrichtung zur Extraktion von Polyamid
US7022844B2 (en)	2002-09-21	2006-04-04	Honeywell International Inc.	Amide-based compounds, production, recovery, purification and uses thereof
CN107556240B (zh) *	2016-08-24	2020-10-30	沧州旭阳化工有限公司	一种己内酰胺精制方法及精制己内酰胺的系统

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2758991A (en) *		1956-08-14		Hvvevvtofry
FR1053885A (fr) *	1950-07-26	1954-02-05	Inventa Ag	Procédé de préparation en continu de lactames purs par extraction
US3359260A (en) *	1964-12-30	1967-12-19	Union Carbide Corp	Purification of epsilon-caprolactams
DE1670861A1 (de) *	1967-04-27	1971-03-11	Bayer Ag	Verfahren zur Reinigung von Lactamen
NL7700234A (nl) *	1977-01-12	1978-07-14	Stamicarbon	Werkwijze voor het winnen van epsilon-caprolac- tam uit epsilon-caprolactam- bevattend destil- latieresidu.

1979
- 1979-05-04 IT IT22355/79A patent/IT1112840B/it active
1980
- 1980-04-21 GB GB8013028A patent/GB2050354A/en not_active Withdrawn
- 1980-04-24 US US06/143,418 patent/US4293494A/en not_active Expired - Lifetime
- 1980-04-28 DE DE19803016335 patent/DE3016335A1/de not_active Withdrawn
- 1980-04-29 BR BR8002641A patent/BR8002641A/pt unknown
- 1980-04-30 MX MX182177A patent/MX153697A/es unknown
- 1980-05-02 CA CA351,180A patent/CA1132546A/en not_active Expired
- 1980-05-02 NL NL8002554A patent/NL8002554A/nl not_active Application Discontinuation
- 1980-05-02 JP JP5937880A patent/JPS55149249A/ja active Pending
- 1980-05-02 ES ES491101A patent/ES491101A0/es active Granted
- 1980-05-02 AU AU58037/80A patent/AU538254B2/en not_active Ceased
- 1980-05-03 IN IN513/CAL/80A patent/IN153035B/en unknown
- 1980-05-05 FR FR8009987A patent/FR2455584A1/fr active Pending
- 1980-05-05 BE BE2/466A patent/BE883110A/fr unknown

Also Published As

Publication number	Publication date
CA1132546A (en)	1982-09-28
BE883110A (fr)	1980-11-05
FR2455584A1 (fr)	1980-11-28
ES8104234A1 (es)	1981-04-01
IT1112840B (it)	1986-01-20
IN153035B (es)	1984-05-19
GB2050354A (en)	1981-01-07
DE3016335A1 (de)	1980-11-13
ES491101A0 (es)	1981-04-01
AU538254B2 (en)	1984-08-02
NL8002554A (nl)	1980-11-06
AU5803780A (en)	1980-11-06
JPS55149249A (en)	1980-11-20
BR8002641A (pt)	1980-12-09
US4293494A (en)	1981-10-06
IT7922355A0 (it)	1979-05-04

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