GB1362068A - Process for the preparation of acrylic and methacrylic acids - Google Patents
Process for the preparation of acrylic and methacrylic acidsInfo
- Publication number
- GB1362068A GB1362068A GB5879371A GB5879371A GB1362068A GB 1362068 A GB1362068 A GB 1362068A GB 5879371 A GB5879371 A GB 5879371A GB 5879371 A GB5879371 A GB 5879371A GB 1362068 A GB1362068 A GB 1362068A
- Authority
- GB
- United Kingdom
- Prior art keywords
- palladium
- phosphoric acid
- metal
- alumina
- catalyst
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
- C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
- C07C51/25—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring
- C07C51/252—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of unsaturated compounds containing no six-membered aromatic ring of propene, butenes, acrolein or methacrolein
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US9928370A | 1970-12-17 | 1970-12-17 | |
US19749571A | 1971-11-10 | 1971-11-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1362068A true GB1362068A (en) | 1974-07-30 |
Family
ID=26795918
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB5879371A Expired GB1362068A (en) | 1970-12-17 | 1971-12-17 | Process for the preparation of acrylic and methacrylic acids |
Country Status (7)
Country | Link |
---|---|
AU (1) | AU463092B2 (de) |
BE (1) | BE776753A (de) |
CA (1) | CA954140A (de) |
DE (1) | DE2162866C3 (de) |
GB (1) | GB1362068A (de) |
IT (1) | IT944108B (de) |
NL (1) | NL7117368A (de) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4138365A (en) | 1976-11-27 | 1979-02-06 | Nippon Kayaku Kabushiki Kaisha | Catalyst for the manufacture of methacrylic or acrylic acid |
US4148822A (en) * | 1975-01-16 | 1979-04-10 | Nippon Kayaku Kabushiki Kaisha | Process for the manufacture of methacrylic or acrylic acid |
US4435598A (en) | 1977-10-28 | 1984-03-06 | National Distillers And Chemical Corporation | Process for the catalytic oxidation of propylene to acrylic acid |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3947495A (en) * | 1974-07-01 | 1976-03-30 | National Distillers And Chemical Corporation | Process for the preparation of acrylic and methacrylic acids |
-
1971
- 1971-12-15 AU AU36916/71A patent/AU463092B2/en not_active Expired
- 1971-12-15 BE BE776753A patent/BE776753A/xx unknown
- 1971-12-17 NL NL7117368A patent/NL7117368A/xx unknown
- 1971-12-17 CA CA130,426A patent/CA954140A/en not_active Expired
- 1971-12-17 GB GB5879371A patent/GB1362068A/en not_active Expired
- 1971-12-17 IT IT3258871A patent/IT944108B/it active
- 1971-12-17 DE DE19712162866 patent/DE2162866C3/de not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4148822A (en) * | 1975-01-16 | 1979-04-10 | Nippon Kayaku Kabushiki Kaisha | Process for the manufacture of methacrylic or acrylic acid |
US4138365A (en) | 1976-11-27 | 1979-02-06 | Nippon Kayaku Kabushiki Kaisha | Catalyst for the manufacture of methacrylic or acrylic acid |
US4435598A (en) | 1977-10-28 | 1984-03-06 | National Distillers And Chemical Corporation | Process for the catalytic oxidation of propylene to acrylic acid |
Also Published As
Publication number | Publication date |
---|---|
DE2162866C3 (de) | 1975-02-13 |
BE776753A (fr) | 1972-06-15 |
CA954140A (en) | 1974-09-03 |
DE2162866B2 (de) | 1974-06-27 |
AU3691671A (en) | 1973-06-21 |
NL7117368A (de) | 1972-06-20 |
DE2162866A1 (de) | 1972-08-31 |
IT944108B (it) | 1973-04-20 |
AU463092B2 (en) | 1975-07-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |