CA1023757A - Production of phthalic anhydride from o-xylene - Google Patents
Production of phthalic anhydride from o-xyleneInfo
- Publication number
- CA1023757A CA1023757A CA193,020A CA193020A CA1023757A CA 1023757 A CA1023757 A CA 1023757A CA 193020 A CA193020 A CA 193020A CA 1023757 A CA1023757 A CA 1023757A
- Authority
- CA
- Canada
- Prior art keywords
- xylene
- production
- phthalic anhydride
- phthalic
- anhydride
- 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
- C07C51/31—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation of cyclic compounds with ring-splitting
- C07C51/313—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation of cyclic compounds with ring-splitting with molecular oxygen
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J37/00—Baking; Roasting; Grilling; Frying
- A47J37/06—Roasters; Grills; Sandwich grills
-
- 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
-
- 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
- C07C51/255—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
- C07C51/265—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting having alkyl side chains which are oxidised to carboxyl groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Food Science & Technology (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Furan Compounds (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19732309657 DE2309657A1 (en) | 1973-02-27 | 1973-02-27 | PROCESS FOR MANUFACTURING CARBONIC ACIDS OR DICARBONIC ANHYDRIDES |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1023757A true CA1023757A (en) | 1978-01-03 |
Family
ID=5873195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA193,020A Expired CA1023757A (en) | 1973-02-27 | 1974-02-20 | Production of phthalic anhydride from o-xylene |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS5844665B2 (en) |
| AT (1) | AT333729B (en) |
| BE (1) | BE811571A (en) |
| CA (1) | CA1023757A (en) |
| DE (1) | DE2309657A1 (en) |
| FR (1) | FR2219145B3 (en) |
| GB (1) | GB1450986A (en) |
| IT (1) | IT1007352B (en) |
| NL (1) | NL7402336A (en) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS603307B2 (en) * | 1978-11-29 | 1985-01-26 | 株式会社日本触媒 | Method for producing phthalic anhydride |
| US5218146A (en) * | 1987-05-27 | 1993-06-08 | Nippon Shokubai Kagaku Kogyo Co., Ltd. | Process for production of acrylic acid |
| US5133726A (en) | 1990-02-14 | 1992-07-28 | Ruiz Luis A | Automatic corneal shaper |
| US5728872A (en) * | 1994-06-27 | 1998-03-17 | Lutz Riemenschneider | Stabilized acrylic acid compositions |
| EP0731082B1 (en) * | 1995-03-10 | 1999-06-02 | Basf Aktiengesellschaft | Process for continuous heterogenous catalyzed partial oxidation of propylene in gaseous phase to acrolein, acrylic acid or their mixture |
| DE19600955A1 (en) | 1996-01-12 | 1997-07-17 | Basf Ag | Process for the preparation of acrylic acid and its esters |
| US5693856A (en) * | 1996-01-16 | 1997-12-02 | The Boc Group, Inc. | Production of terephthalic acid |
| DE19624674A1 (en) | 1996-06-20 | 1998-01-02 | Basf Ag | Process for the disposal of secondary components resulting from the production of acrylic acid or methacrylic acid |
| DE19740252A1 (en) | 1997-09-12 | 1999-03-18 | Basf Ag | A novel method of acrylic and methacrylic acid production by catalytic gas oxidation of 3 - 4C hydrocarbons |
| DE19833049A1 (en) | 1998-07-22 | 2000-01-27 | Basf Ag | Acrylic acid production by gas-phase oxidation of 3C feedstock, involves work-up by condensation and vacuum-crystallization, recycling mother liquor and evaporated liquid to the condensation stage |
| EP1359138B1 (en) | 1998-11-27 | 2006-02-08 | Mitsubishi Chemical Corporation | Process for the production of maleic anhydride |
| US6194607B1 (en) † | 1998-12-22 | 2001-02-27 | Samsung General Chemicals Co., Ltd. | Method of producing aromatic carboxylic acids by oxidizing alkyl aromatic hydrocarbons or partially oxidized intermediates thereof |
| KR100549107B1 (en) * | 1999-04-28 | 2006-02-06 | 삼성토탈 주식회사 | Production method of aromatic polycarboxylic acids |
| DE19902562A1 (en) | 1999-01-22 | 2000-07-27 | Basf Ag | Production of acrolein, useful as intermediate for glutardialdehyde, methionine, folic acid and acrylic acid, by catalytic oxidation of propene uses 2 consecutive reactors operating outside explosion range |
| DE19926082A1 (en) | 1999-06-08 | 2000-12-14 | Basf Ag | Process for the purification and production of acrylic acid or methacrylic acid |
| DE10220494A1 (en) | 2002-05-07 | 2003-11-20 | Basf Ag | Process for the preparation of an aqueous alkali acrylate solution |
| DE102008020688B3 (en) | 2008-04-24 | 2009-11-05 | Evonik Stockhausen Gmbh | Process for the preparation and purification of aqueous phases |
-
1973
- 1973-02-27 DE DE19732309657 patent/DE2309657A1/en not_active Withdrawn
-
1974
- 1974-02-11 IT IT2044274A patent/IT1007352B/en active
- 1974-02-20 CA CA193,020A patent/CA1023757A/en not_active Expired
- 1974-02-20 NL NL7402336A patent/NL7402336A/xx unknown
- 1974-02-26 FR FR7406423A patent/FR2219145B3/fr not_active Expired
- 1974-02-26 GB GB855074A patent/GB1450986A/en not_active Expired
- 1974-02-26 BE BE141384A patent/BE811571A/en unknown
- 1974-02-26 AT AT156274A patent/AT333729B/en not_active IP Right Cessation
- 1974-02-27 JP JP49022444A patent/JPS5844665B2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IT1007352B (en) | 1976-10-30 |
| JPS5844665B2 (en) | 1983-10-04 |
| BE811571A (en) | 1974-08-26 |
| JPS49134618A (en) | 1974-12-25 |
| AT333729B (en) | 1976-12-10 |
| NL7402336A (en) | 1974-08-29 |
| FR2219145B3 (en) | 1976-12-03 |
| GB1450986A (en) | 1976-09-29 |
| ATA156274A (en) | 1976-04-15 |
| FR2219145A1 (en) | 1974-09-20 |
| DE2309657A1 (en) | 1974-09-12 |
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