DD129646A5 - Verfahren zur reinigung von waessrigen acrylamidloesungen - Google Patents
Verfahren zur reinigung von waessrigen acrylamidloesungenInfo
- Publication number
- DD129646A5 DD129646A5 DD7700197419A DD19741977A DD129646A5 DD 129646 A5 DD129646 A5 DD 129646A5 DD 7700197419 A DD7700197419 A DD 7700197419A DD 19741977 A DD19741977 A DD 19741977A DD 129646 A5 DD129646 A5 DD 129646A5
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- cleaning wafer
- acrylamide solutions
- acrylamide
- solutions
- wafer
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C233/00—Carboxylic acid amides
- C07C233/01—Carboxylic acid amides having carbon atoms of carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms
- C07C233/02—Carboxylic acid amides having carbon atoms of carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms having nitrogen atoms of carboxamide groups bound to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals
- C07C233/09—Carboxylic acid amides having carbon atoms of carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms having nitrogen atoms of carboxamide groups bound to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals with carbon atoms of carboxamide groups bound to carbon atoms of an acyclic unsaturated carbon skeleton
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1548076A JPS52100418A (en) | 1976-02-17 | 1976-02-17 | Purification of acrylamide aqueous solution |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD129646A5 true DD129646A5 (de) | 1978-02-01 |
Family
ID=11889945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD7700197419A DD129646A5 (de) | 1976-02-17 | 1977-02-16 | Verfahren zur reinigung von waessrigen acrylamidloesungen |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US4108893A (de) |
| JP (1) | JPS52100418A (de) |
| AT (1) | AT347914B (de) |
| AU (1) | AU507698B2 (de) |
| BR (1) | BR7700949A (de) |
| CS (1) | CS192477B2 (de) |
| DD (1) | DD129646A5 (de) |
| DE (1) | DE2703935C2 (de) |
| FI (1) | FI67843C (de) |
| FR (1) | FR2341558A1 (de) |
| GB (1) | GB1539705A (de) |
| HU (1) | HU178305B (de) |
| IT (1) | IT1075556B (de) |
| NL (1) | NL7701563A (de) |
| SU (1) | SU703015A3 (de) |
| ZA (1) | ZA77275B (de) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55157543A (en) * | 1979-05-28 | 1980-12-08 | Mitsui Toatsu Chem Inc | Purification of aqueous solution of acrylamide |
| GB2059952B (en) * | 1979-09-13 | 1983-07-20 | Mitsui Toatsu Chemicals | Purifying aqueous acrylamide solutions |
| US4381977A (en) | 1980-04-01 | 1983-05-03 | The Standard Oil Company | Electrochemical maintenance of optimum catalytic activity in copper-catalyzed nitrile hydrolysis processes |
| US4313803A (en) * | 1980-04-01 | 1982-02-02 | The Standard Oil Company | Electrochemical maintenance of optimum catalytic activity in copper-catalyzed nitrile hydrolysis processes |
| JPS577452A (en) * | 1980-06-18 | 1982-01-14 | Mitsui Toatsu Chem Inc | Purification of aqueous acrylamide |
| US20120060832A1 (en) * | 2004-11-24 | 2012-03-15 | Dedini Sia Industrias De Base | Process for producing granulated refined sugar from sugar cane juice |
| JP2008247979A (ja) * | 2007-03-29 | 2008-10-16 | Mitsui Chemicals Inc | 高品質の（メタ）アクリルアミド系重合体の製造方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2865960A (en) * | 1956-02-28 | 1958-12-23 | Eastman Kodak Co | Process for the removal of impurities from water-soluble acrylamides |
| US3642894A (en) * | 1969-12-05 | 1972-02-15 | Dow Chemical Co | Catalysts for the hydration of nitriles to amides |
| US3962333A (en) * | 1970-12-14 | 1976-06-08 | Mitsui Toatsu Chemicals, Incorporated | Process for the production of acrylamide and methacrylamide |
| JPS5012409B1 (de) * | 1970-12-14 | 1975-05-12 | ||
| US3804897A (en) * | 1971-07-30 | 1974-04-16 | Reynolds Tobacco Co R | Synthesis of acrylamide from acrylonitrile |
| BE792366A (fr) * | 1971-12-06 | 1973-03-30 | Mitsui Toatsu Chemicals | Procede de raffinage d'une solution aqueuse d'acrylamide |
| JPS6012344B2 (ja) * | 1973-06-05 | 1985-04-01 | 三井東圧化学株式会社 | アクリルアミド水溶液の処理方法 |
| US3887618A (en) * | 1974-02-28 | 1975-06-03 | American Cyanamid Co | Use of weak base resins as catalysts for the methylolation of acrylamide |
-
1976
- 1976-02-17 JP JP1548076A patent/JPS52100418A/ja active Granted
-
1977
- 1977-01-18 ZA ZA77275A patent/ZA77275B/xx unknown
- 1977-01-20 AU AU21474/77A patent/AU507698B2/en not_active Expired
- 1977-01-27 US US05/762,842 patent/US4108893A/en not_active Expired - Lifetime
- 1977-01-31 FI FI770322A patent/FI67843C/fi not_active IP Right Cessation
- 1977-01-31 DE DE2703935A patent/DE2703935C2/de not_active Expired
- 1977-02-10 IT IT20167/77A patent/IT1075556B/it active
- 1977-02-15 NL NL7701563A patent/NL7701563A/xx not_active Application Discontinuation
- 1977-02-15 GB GB6153/77A patent/GB1539705A/en not_active Expired
- 1977-02-15 CS CS771004A patent/CS192477B2/cs unknown
- 1977-02-16 HU HU77MI609A patent/HU178305B/hu not_active IP Right Cessation
- 1977-02-16 SU SU772452260A patent/SU703015A3/ru active
- 1977-02-16 BR BR7700949A patent/BR7700949A/pt unknown
- 1977-02-16 AT AT103277A patent/AT347914B/de not_active IP Right Cessation
- 1977-02-16 DD DD7700197419A patent/DD129646A5/de unknown
- 1977-02-17 FR FR7704571A patent/FR2341558A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| DE2703935A1 (de) | 1977-08-18 |
| CS192477B2 (en) | 1979-08-31 |
| SU703015A3 (ru) | 1979-12-05 |
| HU178305B (en) | 1982-04-28 |
| FR2341558A1 (fr) | 1977-09-16 |
| FI67843B (fi) | 1985-02-28 |
| AT347914B (de) | 1979-01-25 |
| BR7700949A (pt) | 1977-10-18 |
| FI67843C (fi) | 1985-06-10 |
| ZA77275B (en) | 1977-11-30 |
| AU2147477A (en) | 1978-07-27 |
| GB1539705A (en) | 1979-01-31 |
| FI770322A (de) | 1977-08-18 |
| IT1075556B (it) | 1985-04-22 |
| US4108893A (en) | 1978-08-22 |
| AU507698B2 (en) | 1980-02-21 |
| ATA103277A (de) | 1978-06-15 |
| NL7701563A (nl) | 1977-08-19 |
| JPS6137261B2 (de) | 1986-08-22 |
| JPS52100418A (en) | 1977-08-23 |
| DE2703935C2 (de) | 1986-11-06 |
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