ZA742465B - Manufacture of concentrated aqueous (meth)acrylamide solutions by catalytic addition of water to (meth)-acrylonitrile - Google Patents
Manufacture of concentrated aqueous (meth)acrylamide solutions by catalytic addition of water to (meth)-acrylonitrileInfo
- Publication number
- ZA742465B ZA742465B ZA00742465A ZA742465A ZA742465B ZA 742465 B ZA742465 B ZA 742465B ZA 00742465 A ZA00742465 A ZA 00742465A ZA 742465 A ZA742465 A ZA 742465A ZA 742465 B ZA742465 B ZA 742465B
- Authority
- ZA
- South Africa
- Prior art keywords
- meth
- acrylonitrile
- manufacture
- water
- concentrated aqueous
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/72—Copper
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19732320061 DE2320061C3 (de) | 1973-04-19 | Verfahren zur Herstellung einer acrylnitrilhaltigen, konzentrierten, wäßrigen Acrylamidlösung durch katalytische Wasseranlagerung an Acrylnitril |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA742465B true ZA742465B (en) | 1975-05-28 |
Family
ID=5878743
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA00742465A ZA742465B (en) | 1973-04-19 | 1974-04-18 | Manufacture of concentrated aqueous (meth)acrylamide solutions by catalytic addition of water to (meth)-acrylonitrile |
Country Status (14)
Country | Link |
---|---|
US (1) | US3956387A (xx) |
JP (1) | JPS5040520A (xx) |
AT (1) | AT331777B (xx) |
BE (1) | BE813974A (xx) |
BR (1) | BR7403103D0 (xx) |
CA (1) | CA1074334A (xx) |
CH (1) | CH589611A5 (xx) |
FR (1) | FR2226387B1 (xx) |
GB (1) | GB1456427A (xx) |
IN (1) | IN139156B (xx) |
IT (1) | IT1005993B (xx) |
NL (1) | NL180660B (xx) |
SU (1) | SU530640A3 (xx) |
ZA (1) | ZA742465B (xx) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5122790A (ja) * | 1974-08-16 | 1976-02-23 | Mitsubishi Chem Ind | Akuriruamidojugotaino seizohoho |
CA1065893A (en) * | 1975-03-17 | 1979-11-06 | Ken Matsuda | Reactant solutions for hydration of acrylonitrile to produce acrylamide |
US3997606A (en) * | 1975-12-03 | 1976-12-14 | Nalco Chemical Company | Method of producing dry acrylamide |
US4188339A (en) * | 1977-10-19 | 1980-02-12 | Nitto Chemical Industry Co., Ltd. | Process for preparing acrylamide aqueous solution |
JPS60170894U (ja) * | 1984-04-20 | 1985-11-12 | クロイ電機株式会社 | 地下室における報知装置 |
GB8804424D0 (en) * | 1988-02-25 | 1988-03-23 | Allied Colloids Ltd | Process for producing unsaturated carboxylic acids |
DE4221604A1 (de) * | 1992-07-01 | 1994-01-05 | Basf Ag | Verfahren zur Herstellung von 5-Cyanvaleriansäureamid |
DE102008037207A1 (de) * | 2008-08-11 | 2010-02-18 | Evonik Röhm Gmbh | Verfahren und Feststoffbehälter zur Herstellung einer wässrigen Methacrylamidlösung |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1450748A (fr) * | 1965-07-13 | 1966-06-24 | Electrochimie Soc | Perfectionnements aux procédés d'obtention d'acrylamide |
US3758578A (en) * | 1969-06-23 | 1973-09-11 | Dow Chemical Co | Hydration of nitriles to amides using cupreous catalysts |
US3624154A (en) * | 1970-03-26 | 1971-11-30 | Dow Chemical Co | Concentration of aqueous acrylamide |
US3679745A (en) * | 1970-04-22 | 1972-07-25 | American Cyanamid Co | Hydration of acrylonitrile |
US3696152A (en) * | 1970-06-17 | 1972-10-03 | Dow Chemical Co | Hydration of nitriles to amides using heterogeneous cupreous catalysts |
-
1974
- 1974-04-10 US US05/459,457 patent/US3956387A/en not_active Expired - Lifetime
- 1974-04-11 CA CA197,533A patent/CA1074334A/en not_active Expired
- 1974-04-11 IN IN831/CAL/74A patent/IN139156B/en unknown
- 1974-04-16 CH CH520774A patent/CH589611A5/xx not_active IP Right Cessation
- 1974-04-18 ZA ZA00742465A patent/ZA742465B/xx unknown
- 1974-04-18 AT AT321374A patent/AT331777B/de not_active IP Right Cessation
- 1974-04-18 JP JP49042783A patent/JPS5040520A/ja active Pending
- 1974-04-18 GB GB1692174A patent/GB1456427A/en not_active Expired
- 1974-04-18 IT IT50483/74A patent/IT1005993B/it active
- 1974-04-18 SU SU2014992A patent/SU530640A3/ru active
- 1974-04-18 BR BR3103/74A patent/BR7403103D0/pt unknown
- 1974-04-19 FR FR7413741A patent/FR2226387B1/fr not_active Expired
- 1974-04-19 NL NLAANVRAGE7405360,A patent/NL180660B/xx not_active Application Discontinuation
- 1974-04-19 BE BE143432A patent/BE813974A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US3956387A (en) | 1976-05-11 |
AT331777B (de) | 1976-08-25 |
SU530640A3 (ru) | 1976-09-30 |
JPS5040520A (xx) | 1975-04-14 |
BE813974A (fr) | 1974-10-21 |
CH589611A5 (xx) | 1977-07-15 |
FR2226387B1 (xx) | 1979-04-27 |
IN139156B (xx) | 1976-05-15 |
CA1074334A (en) | 1980-03-25 |
IT1005993B (it) | 1976-09-30 |
DE2320061A1 (de) | 1974-11-07 |
ATA321374A (de) | 1975-12-15 |
NL7405360A (xx) | 1974-10-22 |
DE2320061B2 (de) | 1975-07-10 |
AU6784174A (en) | 1975-10-16 |
NL180660B (nl) | 1986-11-03 |
BR7403103D0 (pt) | 1974-11-19 |
GB1456427A (en) | 1976-11-24 |
FR2226387A1 (xx) | 1974-11-15 |
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