RU99100727A - Способ очистки ∈-капролактама - Google Patents
Способ очистки ∈-капролактамаInfo
- Publication number
- RU99100727A RU99100727A RU99100727/04A RU99100727A RU99100727A RU 99100727 A RU99100727 A RU 99100727A RU 99100727/04 A RU99100727/04 A RU 99100727/04A RU 99100727 A RU99100727 A RU 99100727A RU 99100727 A RU99100727 A RU 99100727A
- Authority
- RU
- Russia
- Prior art keywords
- caprolactam
- borohydride
- cleaning
- purified
- mol
- Prior art date
Links
- 238000004140 cleaning Methods 0.000 title 1
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N Caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 claims 2
- YOQDYZUWIQVZSF-UHFFFAOYSA-N sodium borohydride Substances [BH4-].[Na+] YOQDYZUWIQVZSF-UHFFFAOYSA-N 0.000 claims 2
- 229910000033 sodium borohydride Inorganic materials 0.000 claims 2
- ODGROJYWQXFQOZ-UHFFFAOYSA-N sodium;boron(1-) Chemical compound [B-].[Na+] ODGROJYWQXFQOZ-UHFFFAOYSA-N 0.000 claims 2
- PWXIKGAMKWRXHD-UHFFFAOYSA-N 3-butylaziridin-2-one Chemical compound CCCCC1NC1=O PWXIKGAMKWRXHD-UHFFFAOYSA-N 0.000 claims 1
- 239000012448 Lithium borohydride Substances 0.000 claims 1
- BEOOHQFXGBMRKU-UHFFFAOYSA-N Sodium cyanoborohydride Chemical compound [Na+].[B-]C#N BEOOHQFXGBMRKU-UHFFFAOYSA-N 0.000 claims 1
- 230000002378 acidificating Effects 0.000 claims 1
- CROBTXVXNQNKKO-UHFFFAOYSA-N borohydride Chemical compound [BH4-] CROBTXVXNQNKKO-UHFFFAOYSA-N 0.000 claims 1
- SKELNJYWRSBREH-UHFFFAOYSA-N calcium;boron(1-) Chemical compound [B-].[B-].[Ca+2] SKELNJYWRSBREH-UHFFFAOYSA-N 0.000 claims 1
- KLGZELKXQMTEMM-UHFFFAOYSA-N hydride Chemical compound [H-] KLGZELKXQMTEMM-UHFFFAOYSA-N 0.000 claims 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 1
- NZTNZPDOBQDOSO-UHFFFAOYSA-N lithium;boron(1-) Chemical compound [Li+].[B-] NZTNZPDOBQDOSO-UHFFFAOYSA-N 0.000 claims 1
- HHUJLKPGQMFFMS-UHFFFAOYSA-N potassium;boron(1-) Chemical compound [B-].[K+] HHUJLKPGQMFFMS-UHFFFAOYSA-N 0.000 claims 1
- 238000000746 purification Methods 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
Claims (4)
1. Способ очистки ∈-капролактама отличающийся тем, что очищаемый ∈-капролактам обрабатывают комплексным боргидридом в отсутствии кислых веществ.
2. Способ по п. 1, отличающийся тем, что комплексный гидрид выбирают среди борогидрида натрия, борогидрида лития, борогидрида калия, борогидрида кальция, и цианоборогидрида натрия.
3.Способ по одному из вышеприведенных пунктов, отличающийся тем, что используют 2 - 20 моль.% гидридного водорода в расчете на очищаемый ∈-капролактам.
4. Способ по одному из пп.2 и 3, отличающийся тем, что ∈-капролактам обрабатывают 0,5 - 5 моль.% борогидридом натрия и 10 - 50 вес.% воды, в расчете на очищаемый ∈-капролактам.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19623662.2 | 1996-06-13 | ||
| DE19623662.8 | 1996-06-13 | ||
| DE19623662A DE19623662A1 (de) | 1996-06-13 | 1996-06-13 | Verfahren zur Reinigung von epsilon-Caprolactam |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU99100727A true RU99100727A (ru) | 2000-11-20 |
| RU2201920C2 RU2201920C2 (ru) | 2003-04-10 |
Family
ID=7796883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU99100727/04A RU2201920C2 (ru) | 1996-06-13 | 1997-06-13 | СПОСОБ ОЧИСТКИ ε-КАПРОЛАКТАМА |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US5952493A (ru) |
| EP (1) | EP0906277B1 (ru) |
| JP (1) | JP2000511919A (ru) |
| KR (1) | KR100447767B1 (ru) |
| CN (1) | CN1081630C (ru) |
| AU (1) | AU3338597A (ru) |
| BR (1) | BR9709708A (ru) |
| CA (1) | CA2257917A1 (ru) |
| CZ (1) | CZ290955B6 (ru) |
| DE (2) | DE19623662A1 (ru) |
| ES (1) | ES2164352T3 (ru) |
| ID (1) | ID17328A (ru) |
| MY (1) | MY120214A (ru) |
| RU (1) | RU2201920C2 (ru) |
| TR (1) | TR199802581T2 (ru) |
| TW (1) | TW406072B (ru) |
| WO (1) | WO1997047596A1 (ru) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7022844B2 (en) | 2002-09-21 | 2006-04-04 | Honeywell International Inc. | Amide-based compounds, production, recovery, purification and uses thereof |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2786052A (en) * | 1957-03-19 | Process of purifying caprolactam | ||
| DE75083C (de) * | CH. HAGENMÜLLER in Erfurt, Karthäuserstr. 31 | Dampf-Wachsschmelzapparat mit Prefsvorrichtung | ||
| US2752336A (en) * | 1956-06-26 | For the pu | ||
| FR1087136A (fr) * | 1952-11-15 | 1955-02-21 | Stamicarbon | Procédé pour purifier des lactames |
| CH326165A (de) * | 1954-07-30 | 1957-12-15 | Inventa Ag | Verfahren zur Reinigung von Lactamen |
| NL279434A (ru) * | 1961-06-07 | |||
| DE1253716B (de) * | 1961-09-28 | 1967-11-09 | Basf Ag | Verfahren zur Reinigung von Lactamen |
| FR1334780A (fr) * | 1962-09-28 | 1963-08-09 | Basf Ag | Procédé pour l'épuration de lactames |
| JPS6020377B2 (ja) * | 1975-05-27 | 1985-05-21 | 宇部興産株式会社 | ε−カプロラクタムの製造方法 |
| DE2845075A1 (de) * | 1978-10-17 | 1980-05-08 | Basf Ag | Verfahren zur reinigung von rohcaprolactam |
| JPS6021145A (ja) * | 1983-07-14 | 1985-02-02 | Nissan Motor Co Ltd | 鋳物砂用粘結剤 |
| NL8303028A (nl) * | 1983-08-31 | 1985-03-18 | Stamicarbon | Winning van caprolactam uit caprolactam-bevattend destillatie-residu. |
| DE3843791A1 (de) * | 1988-12-24 | 1990-07-05 | Basf Ag | Verfahren zur herstellung von caprolactam |
| BE1007298A3 (nl) * | 1993-07-19 | 1995-05-09 | Dsm Nv | Werkwijze voor het zuiveren van een water-epsilon-caprolactam mengsel. |
| TW268941B (ru) * | 1993-08-20 | 1996-01-21 | Sumitomo Chemical Co | |
| DE4339648A1 (de) * | 1993-11-20 | 1995-05-24 | Basf Ag | Verfahren zur Herstellung von Caprolactam |
| FR2714379B1 (fr) * | 1993-12-23 | 1996-02-02 | Rhone Poulenc Chimie | Procédé de préparation de lactame. |
-
1996
- 1996-06-13 DE DE19623662A patent/DE19623662A1/de not_active Withdrawn
-
1997
- 1997-06-09 ID IDP971961A patent/ID17328A/id unknown
- 1997-06-13 AU AU33385/97A patent/AU3338597A/en not_active Abandoned
- 1997-06-13 TW TW086108203A patent/TW406072B/zh not_active IP Right Cessation
- 1997-06-13 CN CN97195500A patent/CN1081630C/zh not_active Expired - Fee Related
- 1997-06-13 MY MYPI97002639A patent/MY120214A/en unknown
- 1997-06-13 KR KR10-1998-0710214A patent/KR100447767B1/ko not_active IP Right Cessation
- 1997-06-13 CA CA002257917A patent/CA2257917A1/en not_active Abandoned
- 1997-06-13 DE DE59704606T patent/DE59704606D1/de not_active Expired - Fee Related
- 1997-06-13 BR BR9709708A patent/BR9709708A/pt active Search and Examination
- 1997-06-13 WO PCT/EP1997/003098 patent/WO1997047596A1/de active IP Right Grant
- 1997-06-13 EP EP97929183A patent/EP0906277B1/de not_active Expired - Lifetime
- 1997-06-13 CZ CZ19984075A patent/CZ290955B6/cs not_active IP Right Cessation
- 1997-06-13 JP JP10501222A patent/JP2000511919A/ja not_active Withdrawn
- 1997-06-13 RU RU99100727/04A patent/RU2201920C2/ru not_active IP Right Cessation
- 1997-06-13 TR TR1998/02581T patent/TR199802581T2/xx unknown
- 1997-06-13 ES ES97929183T patent/ES2164352T3/es not_active Expired - Lifetime
- 1997-06-13 US US09/202,094 patent/US5952493A/en not_active Expired - Fee Related
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