NL7606726A - Verbeterde werkwijze ter bereiding van lactamen. - Google Patents
Verbeterde werkwijze ter bereiding van lactamen.Info
- Publication number
- NL7606726A NL7606726A NL7606726A NL7606726A NL7606726A NL 7606726 A NL7606726 A NL 7606726A NL 7606726 A NL7606726 A NL 7606726A NL 7606726 A NL7606726 A NL 7606726A NL 7606726 A NL7606726 A NL 7606726A
- Authority
- NL
- Netherlands
- Prior art keywords
- lactames
- preparing
- improved method
- improved
- preparing lactames
- Prior art date
Links
Classifications
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
- D04H1/74—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being orientated, e.g. in parallel (anisotropic fleeces)
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
- C07D201/02—Preparation of lactams
- C07D201/04—Preparation of lactams from or via oximes by Beckmann rearrangement
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
- F16B7/04—Clamping or clipping connections
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2701/00—Members which are comprised in the general build-up of a form of the machine
- B23Q2701/01—Frames or slideways for lathes; Frames for boring machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2703/00—Work clamping
-
- 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
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Textile Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Other In-Based Heterocyclic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Treating Waste Gases (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Physical Water Treatments (AREA)
- Hydrogenated Pyridines (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50079198A JPS523261A (en) | 1975-06-24 | 1975-06-24 | Purification method for polluted water |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7606726A true NL7606726A (nl) | 1976-12-28 |
Family
ID=13683258
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7606726A NL7606726A (nl) | 1975-06-24 | 1976-06-21 | Verbeterde werkwijze ter bereiding van lactamen. |
Country Status (7)
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL1011936C2 (nl) * | 1999-04-29 | 2000-10-31 | Dsm Nv | Werkwijze voor het bereiden van caprolactam. |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4132498A1 (de) * | 1991-09-30 | 1993-04-01 | Basf Ag | Verfahren zur herstellung von caprolactam durch beckmann'sche umlagerung von cyclohexanonoxim |
EP0826665A1 (en) * | 1996-09-02 | 1998-03-04 | Dsm N.V. | Recovery of epsilon-caprolactam from aqueous mixtures |
TW420662B (en) * | 1996-02-17 | 2001-02-01 | Du Pont | Recovery of <epsilon>-caprolactam |
DE10113113A1 (de) * | 2001-03-16 | 2002-09-19 | Bayer Ag | Nitratreduktion durch SO¶2¶ |
US7022844B2 (en) | 2002-09-21 | 2006-04-04 | Honeywell International Inc. | Amide-based compounds, production, recovery, purification and uses thereof |
WO2011073400A2 (en) | 2009-12-18 | 2011-06-23 | Dsm Ip Assets B.V. | Caprolactam recovery with membrane treatment |
WO2016194773A1 (ja) | 2015-05-29 | 2016-12-08 | 株式会社クラレ | 繊維シート |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2973355A (en) * | 1961-02-28 | Process for the production of pure x-caprolactim | ||
US3264060A (en) * | 1966-08-02 | Simultaneous recovery of pure ammoni- um sulfate and pure lactams from re- arrangement mixtures of alicyclic ketoximes | ||
CA557462A (en) * | 1958-05-13 | Schaffler Alfred | PROCESS AND PLANT FOR THE RECOVERY OF .epsilon.-CAPROLACTAM | |
US3954955A (en) * | 1971-08-31 | 1976-05-04 | Davy Powergas Gmbh | Process for working up the wash solution obtained in the washing of SO2 -containing off-gases |
GB1367241A (en) * | 1971-02-19 | 1974-09-18 | Zieren Chemiebau Gmbh Dr A | Process for the combustion of ammonium sulphate |
NL164028C (nl) * | 1971-05-07 | 1980-11-17 | Stamicarbon | Werkwijze voor de afscheiding van lactamen. |
US3852273A (en) * | 1971-05-07 | 1974-12-03 | Stamicarbon | Process for preparing and recovering lactams |
US3992372A (en) * | 1974-04-02 | 1976-11-16 | Basf Aktiengesellschaft | Processing polycaprolactam extraction liquors |
NL7505130A (nl) * | 1975-05-01 | 1976-11-03 | Stamicarbon | Werkwijze voor de winning van zuiver epsilon- -caprolactam uit een waterige oplossing hiervan. |
-
1975
- 1975-06-24 JP JP50079198A patent/JPS523261A/ja active Granted
-
1976
- 1976-06-18 GB GB25487/76A patent/GB1508942A/en not_active Expired
- 1976-06-21 NL NL7606726A patent/NL7606726A/xx not_active Application Discontinuation
- 1976-06-21 US US05/698,122 patent/US4072678A/en not_active Expired - Lifetime
- 1976-06-23 IT IT24642/76A patent/IT1062414B/it active
- 1976-06-23 DE DE2628085A patent/DE2628085C3/de not_active Expired
- 1976-06-24 FR FR7619199A patent/FR2315502A1/fr active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL1011936C2 (nl) * | 1999-04-29 | 2000-10-31 | Dsm Nv | Werkwijze voor het bereiden van caprolactam. |
Also Published As
Publication number | Publication date |
---|---|
FR2315502A1 (fr) | 1977-01-21 |
JPS523261A (en) | 1977-01-11 |
FR2315502B1 (US20100223739A1-20100909-C00025.png) | 1979-04-06 |
JPS56119B2 (US20100223739A1-20100909-C00025.png) | 1981-01-06 |
GB1508942A (en) | 1978-04-26 |
IT1062414B (it) | 1984-10-10 |
DE2628085C3 (de) | 1980-06-26 |
DE2628085A1 (de) | 1977-01-27 |
US4072678A (en) | 1978-02-07 |
DE2628085B2 (de) | 1979-09-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BV | The patent application has lapsed |