FR2279777B1 - - Google Patents
Info
- Publication number
- FR2279777B1 FR2279777B1 FR7425551A FR7425551A FR2279777B1 FR 2279777 B1 FR2279777 B1 FR 2279777B1 FR 7425551 A FR7425551 A FR 7425551A FR 7425551 A FR7425551 A FR 7425551A FR 2279777 B1 FR2279777 B1 FR 2279777B1
- Authority
- FR
- France
- 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
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/16—Dicarboxylic acids and dihydroxy compounds
- C08G63/18—Dicarboxylic acids and dihydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
- C08G63/181—Acids containing aromatic rings
- C08G63/185—Acids containing aromatic rings containing two or more aromatic rings
- C08G63/187—Acids containing aromatic rings containing two or more aromatic rings containing condensed aromatic rings
- C08G63/189—Acids containing aromatic rings containing two or more aromatic rings containing condensed aromatic rings containing a naphthalene ring
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- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/41—Preparation of salts of carboxylic acids
- C07C51/416—Henkel reaction and related reactions, i.e. rearrangement of carboxylate salt groups linked to six-membered aromatic rings, in the absence or in the presence of CO or CO2, (e.g. preparation of terepholates from benzoates); no additional classification for the subsequent hydrolysis of the salt groups has to be given
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Polyesters Or Polycarbonates (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7425551A FR2279777A1 (en) | 1974-07-23 | 1974-07-23 | High softening, good colour polyethylene 2,6 naphthalate - from naphthalene 2,6-dicarboxylic acid and ethylene glycol |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7425551A FR2279777A1 (en) | 1974-07-23 | 1974-07-23 | High softening, good colour polyethylene 2,6 naphthalate - from naphthalene 2,6-dicarboxylic acid and ethylene glycol |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2279777A1 FR2279777A1 (en) | 1976-02-20 |
FR2279777B1 true FR2279777B1 (en) | 1977-03-18 |
Family
ID=9141594
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7425551A Granted FR2279777A1 (en) | 1974-07-23 | 1974-07-23 | High softening, good colour polyethylene 2,6 naphthalate - from naphthalene 2,6-dicarboxylic acid and ethylene glycol |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2279777A1 (en) |
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1974
- 1974-07-23 FR FR7425551A patent/FR2279777A1/en active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2279777A1 (en) | 1976-02-20 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |