NL225963A - - Google Patents
Info
- Publication number
- NL225963A NL225963A NL225963DA NL225963A NL 225963 A NL225963 A NL 225963A NL 225963D A NL225963D A NL 225963DA NL 225963 A NL225963 A NL 225963A
- Authority
- NL
- Netherlands
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
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/14—Phosphorus; Compounds thereof
- B01J27/186—Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J27/188—Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium with chromium, molybdenum, tungsten or polonium
- B01J27/19—Molybdenum
-
- 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)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US646581A US2881212A (en) | 1957-03-18 | 1957-03-18 | Process and catalyst for the production of unsaturated carboxylic acids |
Publications (1)
Publication Number | Publication Date |
---|---|
NL225963A true NL225963A (sl) |
Family
ID=24593603
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL104763D NL104763C (sl) | 1957-03-18 | ||
NL225963D NL225963A (sl) | 1957-03-18 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL104763D NL104763C (sl) | 1957-03-18 |
Country Status (3)
Country | Link |
---|---|
US (1) | US2881212A (sl) |
DE (1) | DE1245363B (sl) |
NL (2) | NL225963A (sl) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US28593A (en) * | 1860-06-05 | Improvement in seeding-machines | ||
US3172909A (en) * | 1965-03-09 | Oxidation of acrolein and methacrolein | ||
US3021366A (en) * | 1958-10-10 | 1962-02-13 | Standard Oil Co | Process for the conversion of unsaturated aldehydes to the corresponding unsaturated acids |
NL248487A (sl) * | 1959-02-17 | |||
US3044965A (en) * | 1959-04-16 | 1962-07-17 | Standard Oil Co | Process for the manufacture of bismuth catalysts |
US3044966A (en) * | 1959-08-05 | 1962-07-17 | Standard Oil Co | Attrition resistant oxidation catalysts |
US3380931A (en) * | 1960-01-12 | 1968-04-30 | Shell Oil Co | Oxidation catalysts |
USRE28593E (en) * | 1960-03-31 | 1975-10-28 | Oxidation of acrolein and methacrolein with a molybdenum polyvalent metal oxygen catalyst | |
DE1204659B (de) * | 1960-04-16 | 1965-11-11 | Bayer Ag | Verfahren zur Herstellung von Acrylsaeure oder Methacrylsaeure durch Oxydation von Propylen oder Isobutylen |
US3238253A (en) * | 1961-02-20 | 1966-03-01 | Petro Tex Chem Corp | Oxidation of alpha, beta unsaturated aldehydes in the presence of a catalyst containing v, p, mn and o |
US3259652A (en) * | 1961-03-31 | 1966-07-05 | Shell Oil Co | Oxidation of acrolein or methacrolein to the corresponding acid in the presence of an sn-sb-mo catalyst |
US3271446A (en) * | 1962-07-02 | 1966-09-06 | Petro Tex Chem Corp | Preparing acetic acid by the catalytic oxidation of methacrolein |
GB1040002A (en) * | 1963-01-25 | 1966-08-24 | Sumitomo Chemical Co | Improvements in or relating to a catalyst composition and to a process for producingunsaturated carbonyl compounds |
NL128875C (sl) * | 1963-05-21 | |||
US3321411A (en) * | 1964-05-04 | 1967-05-23 | Eastman Kodak Co | Novel catalyst system for the synthesis of unsaturated nitriles |
GB1036957A (en) * | 1964-09-05 | 1966-07-20 | Distillers Co Yeast Ltd | Improvements in or relating to the production of unsaturated aliphatic carboxylic acids |
US3395178A (en) * | 1965-03-08 | 1968-07-30 | Standard Oil Co | Process for producing unsaturated carboxylic acids with phosphomolybdic acid on silicon carbide as catalyst |
US3524824A (en) * | 1965-08-30 | 1970-08-18 | Goodrich Co B F | Catalyst and process of preparing unsaturated aldehydes and acids |
US3456003A (en) * | 1965-08-30 | 1969-07-15 | Goodrich Co B F | Method of preparing unsaturated acids and aldehydes |
US3666804A (en) * | 1966-10-26 | 1972-05-30 | Grace W R & Co | Oxidation process |
US3379652A (en) * | 1967-04-28 | 1968-04-23 | Eastman Kodak Co | Arsenophosphomolybdic acid catalyst compositions and process for their preparation |
US3480564A (en) * | 1968-01-22 | 1969-11-25 | Catalysts & Chem Inc | Oxidation catalyst |
JPS5613702B2 (sl) * | 1972-12-19 | 1981-03-30 | ||
CH569926A5 (sl) * | 1973-06-15 | 1975-11-28 | Bartolomeis Spa Forni Ed Impia | |
US4000088A (en) * | 1974-06-03 | 1976-12-28 | Nippon Kayaku Co., Ltd. | Oxidation catalyst for the manufacture of methacrylic acid |
JPS57179007A (en) * | 1981-04-24 | 1982-11-04 | Sumitomo Chem Co Ltd | Novel heteropolyacid, its manufacture and its using method |
JP3132781B2 (ja) * | 1992-03-27 | 2001-02-05 | 株式会社クラレ | ビタミンa酸の製造方法 |
Family Cites Families (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB596034A (en) * | 1945-07-16 | 1947-12-24 | Charles Weizmann | Improvements relating to the production of unsaturated carboxylic acids |
US1882712A (en) * | 1930-03-13 | 1932-10-18 | Ig Farbenindustrie Ag | Production of catalysts comprising phosphates |
US1911219A (en) * | 1930-03-21 | 1933-05-30 | Rohm & Haas Ag | Process for the preparation of acrylic acid |
US2030901A (en) * | 1935-01-10 | 1936-02-18 | Du Pont Viscoloid Co | Process for depolymerizing alpha substituted acrylic acid esters |
US2153406A (en) * | 1935-07-02 | 1939-04-04 | Rohm & Haas | Process for the preparation of methacrylic acid |
DE642289C (de) * | 1935-07-21 | 1937-02-27 | Roehm & Haas Akt Ges | Verfahren zur Herstellung von Methacrylsaeureestern |
US2212900A (en) * | 1935-09-11 | 1940-08-27 | Shell Dev | Process and product relating to the oxidation of unsaturated aldehydes |
DE729730C (de) * | 1940-03-16 | 1942-12-22 | Roehm & Haas G M B H | Verfahren zur Gewinnung von monomeren Methacrylsaeureverbindungen |
US2288566A (en) * | 1940-04-11 | 1942-06-30 | Acrolein Corp | Process of producing acrylic acid and its salts |
GB560166A (en) * | 1940-09-21 | 1944-03-23 | Distillers Co Yeast Ltd | Improvements in or relating to the oxidation of unsaturated aldehydes |
US2377584A (en) * | 1940-09-26 | 1945-06-05 | Distillers Co Yeast Ltd | Oxidation of unsaturated aldehydes |
GB573723A (en) * | 1941-02-28 | 1945-12-04 | Distillers Co Yeast Ltd | Improvements in or relating to the manufacture of polymerisable unsaturated acids |
NL62760C (sl) * | 1943-03-27 | |||
US2487188A (en) * | 1945-05-19 | 1949-11-08 | Celanese Corp | Oxidation of aldehydes |
US2577829A (en) * | 1947-08-09 | 1951-12-11 | Publicker Ind Inc | Production of unsaturated acids |
DE854797C (de) * | 1948-10-02 | 1952-11-06 | Chemische Werke Huels G M B H | Verfahren zur Herstellung von ungesaettigten Carbonsaeuren durch Oxydation der entsprechenden Aldehyde |
DE871147C (de) * | 1949-03-25 | 1953-03-19 | Distillers Co Yeast Ltd | Verfahren zur Herstellung von ª‡-Neopentylacrylsaeure |
DE875509C (de) * | 1949-12-09 | 1953-05-04 | Distillers Co Yeast Ltd | Verfahren zur Herstellung von Maleinsaeure und bzw. oder Maleinsaeureanhydrid |
GB677624A (en) * | 1950-01-24 | 1952-08-20 | Distillers Co Yeast Ltd | Process for the manufacture of maleic acid |
DE871895C (de) * | 1950-03-03 | 1953-03-26 | Distillers Co Yeast Ltd | Verfahren zur Herstellung eines Oxydationskatalysators |
US2625519A (en) * | 1950-03-07 | 1953-01-13 | Du Pont | Oxidation catalysts |
US2582911A (en) * | 1950-07-12 | 1952-01-15 | Rohm & Haas | Preparation of acrylic esters |
DE869950C (de) * | 1951-02-22 | 1953-03-09 | Chemische Werke Huels Ges Mit | Verfahren zur Herstellung von ungesaettigten Carbonsaeuren durch Oxydation von ungesaettigten Aldehyden |
US2719171A (en) * | 1951-03-28 | 1955-09-27 | Du Pont | Oxidative dehydrogenation process |
US2773838A (en) * | 1951-05-01 | 1956-12-11 | Atlantic Refining Co | Production of maleic and alkyl substituted maleic anhydrides by catalytic oxidation |
US2744929A (en) * | 1952-09-26 | 1956-05-08 | Shell Dev | Production of unsaturated carboxylic acids |
US2744928A (en) * | 1952-11-28 | 1956-05-08 | Shell Dev | Oxidation of unsaturated aldehydes to acids |
US2772244A (en) * | 1952-12-01 | 1956-11-27 | Standard Oil Co | Titanium-phosphorus catalyst |
GB740005A (en) * | 1952-12-06 | 1955-11-09 | Distillers Co Yeast Ltd | Manufacture of acrylates |
FR1079107A (fr) * | 1953-03-23 | 1954-11-25 | Procédé et dispositif de régénération des monomères à partir de polyméthacrylate, et, en particulier, de polyméthacrylate de méthyle | |
DE944789C (de) * | 1953-11-15 | 1956-06-21 | Basf Ag | Verfahren zur Herstellung von Acrylsaeureestern |
FR1114639A (fr) * | 1954-11-19 | 1956-04-16 | Cie Francaise Des Plastiques I | Procédé de transformation des déchets de polyméthacrylate de méthyle en produits industriellement utilisables |
-
0
- NL NL104763D patent/NL104763C/xx active
- NL NL225963D patent/NL225963A/xx unknown
-
1957
- 1957-03-18 US US646581A patent/US2881212A/en not_active Expired - Lifetime
-
1958
- 1958-03-17 DE DEST13555A patent/DE1245363B/de active Granted
Also Published As
Publication number | Publication date |
---|---|
US2881212A (en) | 1959-04-07 |
DE1245363C2 (sl) | 1968-02-08 |
DE1245363B (de) | 1967-07-27 |
NL104763C (sl) |