FR2297221B1 - - Google Patents
Info
- Publication number
- FR2297221B1 FR2297221B1 FR7600582A FR7600582A FR2297221B1 FR 2297221 B1 FR2297221 B1 FR 2297221B1 FR 7600582 A FR7600582 A FR 7600582A FR 7600582 A FR7600582 A FR 7600582A FR 2297221 B1 FR2297221 B1 FR 2297221B1
- 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
-
- 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
- C08G63/40—Polyesters derived from ester-forming derivatives of polycarboxylic acids or of polyhydroxy compounds, other than from esters thereof
- C08G63/42—Cyclic ethers; Cyclic carbonates; Cyclic sulfites; Cyclic orthoesters
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyesters Or Polycarbonates (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB134975A GB1469032A (en) | 1975-01-13 | 1975-01-13 | Polyester manufacture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2297221A1 FR2297221A1 (fr) | 1976-08-06 |
| FR2297221B1 true FR2297221B1 (show.php) | 1979-08-31 |
Family
ID=9720468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7600582A Granted FR2297221A1 (fr) | 1975-01-13 | 1976-01-12 | Production de polyesters par reaction catalytique en phase solide |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4088635A (show.php) |
| JP (1) | JPS5195495A (show.php) |
| DE (1) | DE2600980A1 (show.php) |
| ES (1) | ES444244A1 (show.php) |
| FR (1) | FR2297221A1 (show.php) |
| GB (1) | GB1469032A (show.php) |
| NL (1) | NL7600008A (show.php) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7822212B2 (en) * | 2004-11-05 | 2010-10-26 | Phonic Ear Inc. | Method and system for amplifying auditory sounds |
| DE102005012794A1 (de) * | 2005-03-19 | 2006-09-21 | Bayer Materialscience Ag | Poly(etherester)polyole und Verfahren zu ihrer Herstellung |
| DE102009010597A1 (de) | 2008-07-12 | 2010-01-14 | Epc Industrial Engineering Gmbh | Verfahren zur Herstellung von Polyester, insbesondere linearer Polyester, für Textilgarne und Textilfasern sowie für Flaschen und Anlage zur Durchführung des Verfahrens |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3355434A (en) * | 1964-03-02 | 1967-11-28 | Jefferson Chem Co Inc | Method for preparing polyester resins |
| US3725461A (en) * | 1970-04-13 | 1973-04-03 | Celanese Corp | Terephthalic based unsaturated polyesters |
| US3766145A (en) * | 1971-08-06 | 1973-10-16 | Sun Research Development | Preparation of unsaturated polyesters of isophthalic acid |
| GB1387335A (en) * | 1972-07-21 | 1975-03-12 | Ici Ltd | Manufacture of polyesters |
-
1975
- 1975-01-13 GB GB134975A patent/GB1469032A/en not_active Expired
- 1975-12-22 US US05/643,085 patent/US4088635A/en not_active Expired - Lifetime
-
1976
- 1976-01-02 NL NL7600008A patent/NL7600008A/xx not_active Application Discontinuation
- 1976-01-12 FR FR7600582A patent/FR2297221A1/fr active Granted
- 1976-01-13 DE DE19762600980 patent/DE2600980A1/de not_active Withdrawn
- 1976-01-13 JP JP51003130A patent/JPS5195495A/ja active Pending
- 1976-01-13 ES ES444244A patent/ES444244A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1469032A (en) | 1977-03-30 |
| NL7600008A (nl) | 1976-07-15 |
| ES444244A1 (es) | 1977-04-16 |
| US4088635A (en) | 1978-05-09 |
| FR2297221A1 (fr) | 1976-08-06 |
| DE2600980A1 (de) | 1976-07-15 |
| JPS5195495A (show.php) | 1976-08-21 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |