RO72507A - Catalizator pentru sinteza anhidridei maleice - Google Patents
Catalizator pentru sinteza anhidridei maleiceInfo
- Publication number
- RO72507A RO72507A RO7893667A RO9366778A RO72507A RO 72507 A RO72507 A RO 72507A RO 7893667 A RO7893667 A RO 7893667A RO 9366778 A RO9366778 A RO 9366778A RO 72507 A RO72507 A RO 72507A
- Authority
- RO
- Romania
- Prior art keywords
- synthesis
- catalyst
- maleic anhydride
- maleic
- anhydride
- 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
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
- B01J21/063—Titanium; Oxides or hydroxides thereof
-
- 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
- B01J27/16—Phosphorus; Compounds thereof containing oxygen, i.e. acids, anhydrides and their derivates with N, S, B or halogens without carriers or on carriers based on C, Si, Al or Zr; also salts of Si, Al and Zr
- B01J27/18—Phosphorus; Compounds thereof containing oxygen, i.e. acids, anhydrides and their derivates with N, S, B or halogens without carriers or on carriers based on C, Si, Al or Zr; also salts of Si, Al and Zr with metals other than Al or Zr
- B01J27/1802—Salts or mixtures of anhydrides with compounds of other metals than V, Nb, Ta, Cr, Mo, W, Mn, Tc, Re, e.g. phosphates, thiophosphates
-
- 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
- C07C51/215—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of saturated hydrocarbyl groups
-
- 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
-
- 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)
- Furan Compounds (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/784,190 US4085121A (en) | 1977-04-04 | 1977-04-04 | Preparation of maleic anhydride from four-carbon hydrocarbons using Ti, P, O, containing catalyst |
Publications (1)
Publication Number | Publication Date |
---|---|
RO72507A true RO72507A (ro) | 1980-05-15 |
Family
ID=25131628
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RO7893667A RO72507A (ro) | 1977-04-04 | 1978-03-29 | Catalizator pentru sinteza anhidridei maleice |
Country Status (20)
Country | Link |
---|---|
US (1) | US4085121A (ro) |
JP (1) | JPS53124216A (ro) |
AT (1) | AT358004B (ro) |
BE (1) | BE865582A (ro) |
BR (1) | BR7802106A (ro) |
CA (1) | CA1089479A (ro) |
CS (1) | CS203189B2 (ro) |
DD (1) | DD135201A5 (ro) |
DE (1) | DE2813464A1 (ro) |
EG (1) | EG13336A (ro) |
ES (1) | ES468484A1 (ro) |
FR (1) | FR2386535A1 (ro) |
GB (1) | GB1599503A (ro) |
IN (1) | IN148300B (ro) |
IT (1) | IT1093994B (ro) |
MX (1) | MX145572A (ro) |
NL (1) | NL7803462A (ro) |
NO (1) | NO781155L (ro) |
PT (1) | PT67838B (ro) |
RO (1) | RO72507A (ro) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1215344B (it) * | 1987-01-27 | 1990-02-08 | Dessy S R L Ora Recordati Farm | Procedimento per la preparazione di composti ad attivita' anti-ulcera. |
US4914072A (en) * | 1988-03-02 | 1990-04-03 | Texaco Inc. | Phosphorus/titania/zirconia catalyst for preparation of linear polyethylenepolyamines |
US6660686B2 (en) * | 2000-05-24 | 2003-12-09 | Kabushiki Kaisha Toyota Chuo Kenkyusho | Photocatalyst and process for producing the same |
WO2007038371A1 (en) * | 2005-09-23 | 2007-04-05 | Eastman Chemical Company | Catalysts selective for the preparation of mixed ketones from a mixture of carboxylic acids |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2824073A (en) * | 1953-09-09 | 1958-02-18 | Standard Oil Co | Method of producing titanium-phosphoric acid catalyst |
GB1157117A (en) * | 1966-07-04 | 1969-07-02 | Ici Ltd | Production of Maleic Anhydride |
BE759434A (fr) * | 1969-11-25 | 1971-04-30 | Power Gas Ltd | Oxydation catalytique |
US3975407A (en) * | 1971-11-02 | 1976-08-17 | Kuraray Co., Ltd. | Method for producing maleic anhydride |
-
1977
- 1977-04-04 US US05/784,190 patent/US4085121A/en not_active Expired - Lifetime
-
1978
- 1978-03-03 IN IN166/DEL/78A patent/IN148300B/en unknown
- 1978-03-07 CA CA298,352A patent/CA1089479A/en not_active Expired
- 1978-03-16 JP JP3048878A patent/JPS53124216A/ja active Granted
- 1978-03-29 PT PT67838A patent/PT67838B/pt unknown
- 1978-03-29 AT AT220378A patent/AT358004B/de not_active IP Right Cessation
- 1978-03-29 RO RO7893667A patent/RO72507A/ro unknown
- 1978-03-29 DE DE19782813464 patent/DE2813464A1/de not_active Withdrawn
- 1978-03-29 FR FR7809095A patent/FR2386535A1/fr active Granted
- 1978-03-31 BE BE186479A patent/BE865582A/xx not_active IP Right Cessation
- 1978-03-31 IT IT21892/78A patent/IT1093994B/it active
- 1978-03-31 NL NL7803462A patent/NL7803462A/xx unknown
- 1978-04-01 EG EG227/78A patent/EG13336A/xx active
- 1978-04-03 ES ES468484A patent/ES468484A1/es not_active Expired
- 1978-04-03 DD DD78204566A patent/DD135201A5/xx unknown
- 1978-04-03 MX MX172976A patent/MX145572A/es unknown
- 1978-04-03 CS CS782149A patent/CS203189B2/cs unknown
- 1978-04-03 GB GB12879/78A patent/GB1599503A/en not_active Expired
- 1978-04-03 NO NO781155A patent/NO781155L/no unknown
- 1978-04-04 BR BR7802106A patent/BR7802106A/pt unknown
Also Published As
Publication number | Publication date |
---|---|
AT358004B (de) | 1980-08-11 |
ATA220378A (de) | 1980-01-15 |
BR7802106A (pt) | 1979-04-03 |
BE865582A (fr) | 1978-07-17 |
NO781155L (no) | 1978-10-05 |
JPS625149B2 (ro) | 1987-02-03 |
FR2386535A1 (fr) | 1978-11-03 |
PT67838A (en) | 1978-04-01 |
CA1089479A (en) | 1980-11-11 |
CS203189B2 (en) | 1981-02-27 |
DD135201A5 (de) | 1979-04-18 |
MX145572A (es) | 1982-03-08 |
NL7803462A (nl) | 1978-10-06 |
FR2386535B1 (ro) | 1983-05-06 |
DE2813464A1 (de) | 1978-10-12 |
IN148300B (ro) | 1981-01-10 |
IT7821892A0 (it) | 1978-03-31 |
ES468484A1 (es) | 1979-01-01 |
IT1093994B (it) | 1985-07-26 |
EG13336A (en) | 1981-03-31 |
GB1599503A (en) | 1981-10-07 |
PT67838B (en) | 1979-09-28 |
JPS53124216A (en) | 1978-10-30 |
US4085121A (en) | 1978-04-18 |
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