FR2143759B1 - - Google Patents
Info
- Publication number
- FR2143759B1 FR2143759B1 FR7223022A FR7223022A FR2143759B1 FR 2143759 B1 FR2143759 B1 FR 2143759B1 FR 7223022 A FR7223022 A FR 7223022A FR 7223022 A FR7223022 A FR 7223022A FR 2143759 B1 FR2143759 B1 FR 2143759B1
- 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
- C08G2/00—Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances
- C08G2/10—Polymerisation of cyclic oligomers of formaldehyde
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US15766871A | 1971-06-28 | 1971-06-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2143759A1 FR2143759A1 (forum.php) | 1973-02-09 |
| FR2143759B1 true FR2143759B1 (forum.php) | 1976-08-06 |
Family
ID=22564738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7223022A Expired FR2143759B1 (forum.php) | 1971-06-28 | 1972-06-26 |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS5545564B1 (forum.php) |
| BE (1) | BE785424A (forum.php) |
| CA (1) | CA984089A (forum.php) |
| DE (1) | DE2228418A1 (forum.php) |
| FR (1) | FR2143759B1 (forum.php) |
| GB (1) | GB1387863A (forum.php) |
| IT (1) | IT956870B (forum.php) |
| NL (1) | NL7208903A (forum.php) |
| NO (1) | NO133451C (forum.php) |
| SE (1) | SE388424B (forum.php) |
-
1972
- 1972-06-10 DE DE19722228418 patent/DE2228418A1/de active Pending
- 1972-06-15 GB GB2797672A patent/GB1387863A/en not_active Expired
- 1972-06-26 FR FR7223022A patent/FR2143759B1/fr not_active Expired
- 1972-06-26 JP JP6335272A patent/JPS5545564B1/ja active Pending
- 1972-06-26 BE BE785424A patent/BE785424A/xx unknown
- 1972-06-27 NO NO228672A patent/NO133451C/no unknown
- 1972-06-27 CA CA145,843A patent/CA984089A/en not_active Expired
- 1972-06-27 SE SE844672A patent/SE388424B/xx unknown
- 1972-06-27 IT IT2627772A patent/IT956870B/it active
- 1972-06-28 NL NL7208903A patent/NL7208903A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE785424A (fr) | 1972-12-27 |
| JPS5545564B1 (forum.php) | 1980-11-18 |
| NL7208903A (forum.php) | 1973-01-02 |
| CA984089A (en) | 1976-02-17 |
| FR2143759A1 (forum.php) | 1973-02-09 |
| GB1387863A (en) | 1975-03-19 |
| IT956870B (it) | 1973-10-10 |
| DE2228418A1 (de) | 1973-01-18 |
| NO133451C (forum.php) | 1976-05-05 |
| NO133451B (forum.php) | 1976-01-26 |
| SE388424B (sv) | 1976-10-04 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |