IT977161B - Perfezionamento nel procedimento catalitico per la produzione di ammidi - Google Patents
Perfezionamento nel procedimento catalitico per la produzione di ammidiInfo
- Publication number
- IT977161B IT977161B IT48015/73A IT4801573A IT977161B IT 977161 B IT977161 B IT 977161B IT 48015/73 A IT48015/73 A IT 48015/73A IT 4801573 A IT4801573 A IT 4801573A IT 977161 B IT977161 B IT 977161B
- Authority
- IT
- Italy
- Prior art keywords
- amides
- improvement
- production
- catalytic process
- catalytic
- 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)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/226,863 US4048226A (en) | 1972-02-16 | 1972-02-16 | Copper catalyst for hydration of nitriles to amides |
Publications (1)
Publication Number | Publication Date |
---|---|
IT977161B true IT977161B (it) | 1974-09-10 |
Family
ID=22850720
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT48015/73A IT977161B (it) | 1972-02-16 | 1973-02-01 | Perfezionamento nel procedimento catalitico per la produzione di ammidi |
Country Status (11)
Country | Link |
---|---|
US (1) | US4048226A (it) |
JP (1) | JPS4947302A (it) |
BE (1) | BE795361A (it) |
CS (1) | CS162639B2 (it) |
DD (1) | DD106165A5 (it) |
DE (1) | DE2303648A1 (it) |
FR (1) | FR2172303B1 (it) |
IT (1) | IT977161B (it) |
NL (1) | NL7301092A (it) |
RO (1) | RO62799A (it) |
SU (1) | SU460620A3 (it) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1404532A (en) * | 1972-09-02 | 1975-09-03 | Mitsubishi Chem Ind | Process for hydrating a nitrile to the corresponding amide |
IT1043441B (it) * | 1975-10-17 | 1980-02-20 | Snam Progetti | Procedimento per la idratazione di nitrili ad ammidi catalizzatore ivi impiegato e procedimento per la sua preparazione |
JP2990568B2 (ja) * | 1993-12-13 | 1999-12-13 | 花王株式会社 | 銅含有水素化触媒の調製法およびアルコールの製造法 |
TW316852B (it) * | 1994-08-02 | 1997-10-01 | Mitsui Toatsu Chemicals | |
KR101242966B1 (ko) * | 2004-08-20 | 2013-03-12 | 이시하라 산교 가부시끼가이샤 | 구리 미립자 및 구리 미립자의 제조 공정 |
WO2016050819A1 (en) | 2014-09-30 | 2016-04-07 | Basf Se | Method for preparing an acrylamide solution having a low acrylic acid concentration |
BR112017005840A2 (pt) | 2014-09-30 | 2018-02-27 | Basf Se | processos para preparar uma solução aquosa de acrilamida, reduzir concentração de ácido acrílico de uma solução aquosa de acrilamida, solução aquosa de acrilamida, homopolímero ou copolímero de acrilamida, e, solução de um homopolímero e/ou copolímero de acrilamida. |
WO2016050817A1 (en) | 2014-09-30 | 2016-04-07 | Basf Se | Method for producing acrylamide from acrylonitrile in an aqueous solution |
EP3225694A1 (en) | 2016-03-29 | 2017-10-04 | Basf Se | Method for the production of acrylamide by defined addition of the biocatalyst |
RU2751919C2 (ru) | 2016-03-29 | 2021-07-20 | Басф Се | Способ получения раствора полиакриламида с увеличенной вязкостью |
EP3225693A1 (en) | 2016-03-29 | 2017-10-04 | Basf Se | Method for preparing aqueous acrylamide solutions |
CA3156963A1 (en) | 2019-11-05 | 2021-05-14 | Diego GHISLIERI | Method of storing a biocatalyst |
WO2021204850A1 (en) | 2020-04-09 | 2021-10-14 | Basf Se | Biocatalytic synthesis of monomer mixtures for polyacrylamide manufacturing |
CN114763268B (zh) * | 2021-01-13 | 2023-11-17 | 中国科学院上海高等研究院 | 一种片状纳米氧化铜及其制备方法和用途 |
WO2023041515A2 (en) | 2021-09-15 | 2023-03-23 | Basf Se | Method for preparing an aqueous (meth) acrylamide solution |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3597481A (en) * | 1969-01-16 | 1971-08-03 | Dow Chemical Co | Heterogeneous catalyst for the liquid phase hydrolysis of nitriles to amides |
US3758578A (en) * | 1969-06-23 | 1973-09-11 | Dow Chemical Co | Hydration of nitriles to amides using cupreous catalysts |
US3962333A (en) * | 1970-12-14 | 1976-06-08 | Mitsui Toatsu Chemicals, Incorporated | Process for the production of acrylamide and methacrylamide |
JPS547754B1 (it) * | 1970-12-24 | 1979-04-10 |
-
0
- BE BE795361D patent/BE795361A/xx unknown
-
1972
- 1972-02-16 US US05/226,863 patent/US4048226A/en not_active Expired - Lifetime
-
1973
- 1973-01-25 DE DE2303648A patent/DE2303648A1/de active Pending
- 1973-01-25 NL NL7301092A patent/NL7301092A/xx unknown
- 1973-02-01 IT IT48015/73A patent/IT977161B/it active
- 1973-02-09 DD DD168775A patent/DD106165A5/xx unknown
- 1973-02-14 JP JP48017536A patent/JPS4947302A/ja active Pending
- 1973-02-14 CS CS1073*BA patent/CS162639B2/cs unknown
- 1973-02-15 FR FR7305405A patent/FR2172303B1/fr not_active Expired
- 1973-02-15 SU SU1884185A patent/SU460620A3/ru active
- 1973-02-16 RO RO7300073877A patent/RO62799A/ro unknown
Also Published As
Publication number | Publication date |
---|---|
US4048226A (en) | 1977-09-13 |
FR2172303B1 (it) | 1976-11-05 |
DE2303648A1 (de) | 1973-08-30 |
RO62799A (fr) | 1977-11-15 |
BE795361A (fr) | 1973-08-13 |
SU460620A3 (ru) | 1975-02-15 |
FR2172303A1 (it) | 1973-09-28 |
DD106165A5 (it) | 1974-06-05 |
JPS4947302A (it) | 1974-05-08 |
NL7301092A (it) | 1973-08-20 |
CS162639B2 (it) | 1975-07-15 |
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