NL6712704A - - Google Patents
Info
- Publication number
- NL6712704A NL6712704A NL6712704A NL6712704A NL6712704A NL 6712704 A NL6712704 A NL 6712704A NL 6712704 A NL6712704 A NL 6712704A NL 6712704 A NL6712704 A NL 6712704A NL 6712704 A NL6712704 A NL 6712704A
- Authority
- NL
- Netherlands
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
- C07C51/255—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)
- 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 |
|---|---|---|---|
| US58061766A | 1966-09-20 | 1966-09-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NL6712704A true NL6712704A (fr) | 1968-03-21 |
| NL156680B NL156680B (nl) | 1978-05-16 |
Family
ID=24321815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6712704.A NL156680B (nl) | 1966-09-20 | 1967-09-18 | Werkwijze voor het bereiden van een polycarbonzuur. |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3491144A (fr) |
| BE (1) | BE704101A (fr) |
| CH (1) | CH489456A (fr) |
| DE (1) | DE1668699C3 (fr) |
| ES (1) | ES345185A1 (fr) |
| GB (1) | GB1202710A (fr) |
| NL (1) | NL156680B (fr) |
| SE (1) | SE356039B (fr) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3683016A (en) * | 1970-04-24 | 1972-08-08 | Standard Oil Co | Staged catalyst addition for catalytic liquid phase oxidation of pseudocumene to trimellitic acid |
| GB2187744B (en) * | 1986-03-14 | 1990-01-17 | Kureha Chemical Ind Co Ltd | Process for producing 2, 6-naphthalenedicarboxylic acid |
| EP0375812A1 (fr) * | 1988-12-23 | 1990-07-04 | Amoco Corporation | Procédé pour la fabrication d'un acide aromatique polycarboxylique |
| US4948921A (en) * | 1989-06-29 | 1990-08-14 | Amoco Corporation | Process for the production and recovery of trimellitic acid |
| US4992579A (en) * | 1989-12-18 | 1991-02-12 | Amoco Corporation | Process for the production of trimellitic acid |
| SG103937A1 (en) | 2002-09-11 | 2004-05-26 | Mitsubishi Gas Chemical Co | Process for producing trimellitic acid |
| PL1728778T3 (pl) * | 2005-05-13 | 2009-07-31 | Polynt S P A | Sposób wytwarzania kwasu trimelitowego |
| CN101980997B (zh) * | 2008-04-22 | 2013-08-21 | 三菱瓦斯化学株式会社 | 一种高纯度偏苯三酸的制备方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE550530A (fr) * | ||||
| US2962316A (en) * | 1955-09-20 | 1960-11-29 | John H Roethel | Latch bolt and keeper safety interlock |
| GB857098A (en) * | 1958-03-10 | 1960-12-29 | Ici Ltd | Improvements in and relating to the oxidation of alkyl substituted aromatic compounds |
| US3089906A (en) * | 1958-04-21 | 1963-05-14 | Mid Century Corp | Oxidation chemical process |
| GB877677A (en) * | 1959-01-12 | 1961-09-20 | Ici Ltd | Improvements in and relating to the oxidation of organic compounds |
-
1966
- 1966-09-20 US US580617A patent/US3491144A/en not_active Expired - Lifetime
-
1967
- 1967-09-18 NL NL6712704.A patent/NL156680B/xx not_active IP Right Cessation
- 1967-09-19 ES ES345185A patent/ES345185A1/es not_active Expired
- 1967-09-19 SE SE12880/67A patent/SE356039B/xx unknown
- 1967-09-19 GB GB42673/67A patent/GB1202710A/en not_active Expired
- 1967-09-20 BE BE704101D patent/BE704101A/fr not_active IP Right Cessation
- 1967-09-20 DE DE1668699A patent/DE1668699C3/de not_active Expired
- 1967-09-29 CH CH1314767A patent/CH489456A/fr not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE1668699B2 (de) | 1980-11-27 |
| SE356039B (fr) | 1973-05-14 |
| DE1668699A1 (de) | 1971-09-02 |
| CH489456A (fr) | 1970-04-30 |
| ES345185A1 (es) | 1968-11-01 |
| BE704101A (fr) | 1968-03-20 |
| GB1202710A (en) | 1970-08-19 |
| DE1668699C3 (de) | 1981-11-19 |
| NL156680B (nl) | 1978-05-16 |
| US3491144A (en) | 1970-01-20 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NL80 | Abbreviated name of patent owner mentioned of already nullified patent |
Owner name: STAND OIL |
|
| V4 | Discontinued because of reaching the maximum lifetime of a patent |