BR7405807D0 - Processo para obtencao de acrilamida - Google Patents
Processo para obtencao de acrilamidaInfo
- Publication number
- BR7405807D0 BR7405807D0 BR5807/74A BR580774A BR7405807D0 BR 7405807 D0 BR7405807 D0 BR 7405807D0 BR 5807/74 A BR5807/74 A BR 5807/74A BR 580774 A BR580774 A BR 580774A BR 7405807 D0 BR7405807 D0 BR 7405807D0
- Authority
- BR
- Brazil
- Prior art keywords
- obtaining acrylamide
- acrylamide
- obtaining
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/582—Recycling of unreacted starting or intermediate materials
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US411821A US3900516A (en) | 1973-11-01 | 1973-11-01 | Process for making acrylamide |
Publications (1)
Publication Number | Publication Date |
---|---|
BR7405807D0 true BR7405807D0 (pt) | 1975-08-26 |
Family
ID=23630463
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR5807/74A BR7405807D0 (pt) | 1973-11-01 | 1974-07-15 | Processo para obtencao de acrilamida |
Country Status (13)
Country | Link |
---|---|
US (1) | US3900516A (pt) |
JP (1) | JPS5071619A (pt) |
AU (1) | AU463186B2 (pt) |
BE (1) | BE817648A (pt) |
BR (1) | BR7405807D0 (pt) |
CA (1) | CA1038885A (pt) |
DE (1) | DE2434370C3 (pt) |
ES (1) | ES428269A1 (pt) |
FR (1) | FR2249869B1 (pt) |
GB (1) | GB1459467A (pt) |
IT (1) | IT1016408B (pt) |
NL (1) | NL179475C (pt) |
ZA (1) | ZA743854B (pt) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3929421A (en) * | 1973-12-26 | 1975-12-30 | Nalco Chemical Co | Tubular catalytic reactor with premixing means for multiple reactants of different densities |
US4188339A (en) * | 1977-10-19 | 1980-02-12 | Nitto Chemical Industry Co., Ltd. | Process for preparing acrylamide aqueous solution |
US4363752A (en) * | 1981-06-08 | 1982-12-14 | Nalco Chemical Company | Catalyst of activated copper-zinc alloy and its use in hydrating acrylonitrile |
JPH0662527B2 (ja) * | 1985-03-27 | 1994-08-17 | 三井東圧化学株式会社 | (メタ)アクリルアミドの製造方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3767706A (en) * | 1969-01-16 | 1973-10-23 | Dow Chemical Co | Hydration of aliphatic nitriles to amides using copper metal catalysts |
US3696152A (en) * | 1970-06-17 | 1972-10-03 | Dow Chemical Co | Hydration of nitriles to amides using heterogeneous cupreous catalysts |
JPS549169B2 (pt) * | 1971-09-27 | 1979-04-21 | ||
JPS4840710A (pt) * | 1971-10-07 | 1973-06-15 |
-
1973
- 1973-11-01 US US411821A patent/US3900516A/en not_active Expired - Lifetime
-
1974
- 1974-04-16 AU AU67903/74A patent/AU463186B2/en not_active Expired
- 1974-06-17 GB GB2672574A patent/GB1459467A/en not_active Expired
- 1974-06-17 ZA ZA00743854A patent/ZA743854B/xx unknown
- 1974-07-11 NL NLAANVRAGE7409418,A patent/NL179475C/xx not_active IP Right Cessation
- 1974-07-12 IT IT52081/74A patent/IT1016408B/it active
- 1974-07-15 FR FR7424518A patent/FR2249869B1/fr not_active Expired
- 1974-07-15 ES ES428269A patent/ES428269A1/es not_active Expired
- 1974-07-15 DE DE2434370A patent/DE2434370C3/de not_active Expired
- 1974-07-15 BE BE1006076A patent/BE817648A/xx not_active IP Right Cessation
- 1974-07-15 BR BR5807/74A patent/BR7405807D0/pt unknown
- 1974-07-15 JP JP49081050A patent/JPS5071619A/ja active Pending
- 1974-10-18 CA CA211,785A patent/CA1038885A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE817648A (fr) | 1975-01-15 |
IT1016408B (it) | 1977-05-30 |
DE2434370A1 (de) | 1975-05-07 |
AU6790374A (en) | 1975-07-17 |
NL179475B (nl) | 1986-04-16 |
FR2249869A1 (pt) | 1975-05-30 |
US3900516A (en) | 1975-08-19 |
DE2434370B2 (pt) | 1979-10-25 |
NL179475C (nl) | 1986-09-16 |
ZA743854B (en) | 1975-06-25 |
DE2434370C3 (de) | 1981-08-06 |
JPS5071619A (pt) | 1975-06-13 |
ES428269A1 (es) | 1976-11-16 |
CA1038885A (en) | 1978-09-19 |
AU463186B2 (en) | 1975-07-17 |
FR2249869B1 (pt) | 1976-10-22 |
GB1459467A (en) | 1976-12-22 |
NL7409418A (nl) | 1975-05-06 |
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