FR2286848A1 - Emploi de l'eau comme catalyseur de polymerisation des chlorocyclophosphazenes - Google Patents
Emploi de l'eau comme catalyseur de polymerisation des chlorocyclophosphazenesInfo
- Publication number
- FR2286848A1 FR2286848A1 FR7530119A FR7530119A FR2286848A1 FR 2286848 A1 FR2286848 A1 FR 2286848A1 FR 7530119 A FR7530119 A FR 7530119A FR 7530119 A FR7530119 A FR 7530119A FR 2286848 A1 FR2286848 A1 FR 2286848A1
- Authority
- FR
- France
- Prior art keywords
- chlorocyclophosphazen
- polymerization
- catalyst
- water
- 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.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/082—Compounds containing nitrogen and non-metals and optionally metals
- C01B21/097—Compounds containing nitrogen and non-metals and optionally metals containing phosphorus atoms
- C01B21/098—Phosphonitrilic dihalides; Polymers thereof
- C01B21/0986—Phosphonitrilic dichlorides; Polymers thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/511,400 US3937790A (en) | 1974-10-02 | 1974-10-02 | Use of water as a catalyst for the polymerization of chlorocyclophosphazenes |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2286848A1 true FR2286848A1 (fr) | 1976-04-30 |
FR2286848B1 FR2286848B1 (fr) | 1979-06-29 |
Family
ID=24034742
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7530119A Granted FR2286848A1 (fr) | 1974-10-02 | 1975-10-01 | Emploi de l'eau comme catalyseur de polymerisation des chlorocyclophosphazenes |
Country Status (9)
Country | Link |
---|---|
US (1) | US3937790A (fr) |
JP (1) | JPS5638523B2 (fr) |
BE (1) | BE834042A (fr) |
CA (1) | CA1044438A (fr) |
DE (1) | DE2543915C2 (fr) |
FR (1) | FR2286848A1 (fr) |
GB (1) | GB1457736A (fr) |
IT (1) | IT1043016B (fr) |
NL (1) | NL176064C (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1109636A (fr) * | 1977-04-18 | 1981-09-29 | Mark S. Prichard | Polymerisation catalysee par un sel metallique d'oligomeres du type (npcl.sub.2) |
US4137330A (en) * | 1977-04-18 | 1979-01-30 | The Firestone Tire & Rubber Company | Metal salt catalyzed polymerization of (NPCl2) oligomers |
JPS5830837A (ja) * | 1981-08-14 | 1983-02-23 | Matsushita Electric Works Ltd | トロリ−給電装置 |
FR2697008B1 (fr) * | 1992-10-15 | 1994-12-09 | Elf Atochem | Procédé pour remédier à l'action de l'eau sur les polydichlorophosphazènes. |
CN110643046B (zh) * | 2018-06-07 | 2021-04-02 | 北京化工大学 | 一种提高聚磷腈弹性体分子量和产率的方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB883587A (en) * | 1957-09-06 | 1961-11-29 | Albright & Wilson Mfg Ltd | Production of phosphonitrilic polymers |
DE1059186B (de) * | 1957-12-27 | 1959-06-11 | Benckiser Gmbh Joh A | Verfahren zur Herstellung eines loeslichen Phosphornitrilchlorid-Kautschuks |
US3179489A (en) * | 1957-12-27 | 1965-04-20 | Becke Margot | Process of preparing soluble phosphorus nitrile chloride polymers |
US3370020A (en) * | 1964-09-29 | 1968-02-20 | American Cyanamid Co | Process for the production of phosphonitrilic polymers and polymers produced thereby |
-
1974
- 1974-10-02 US US05/511,400 patent/US3937790A/en not_active Expired - Lifetime
-
1975
- 1975-09-30 BE BE160569A patent/BE834042A/fr not_active IP Right Cessation
- 1975-09-30 CA CA236,708A patent/CA1044438A/fr not_active Expired
- 1975-09-30 NL NLAANVRAGE7511477,A patent/NL176064C/xx not_active IP Right Cessation
- 1975-10-01 FR FR7530119A patent/FR2286848A1/fr active Granted
- 1975-10-01 IT IT27826/75A patent/IT1043016B/it active
- 1975-10-01 DE DE2543915A patent/DE2543915C2/de not_active Expired
- 1975-10-01 JP JP11872675A patent/JPS5638523B2/ja not_active Expired
- 1975-10-02 GB GB4031875A patent/GB1457736A/en not_active Expired
Non-Patent Citations (2)
Title |
---|
INORGANIC CHEMISTRY, VOLUME 5, NO. 10, OCTOBRE 1966 * |
PAGES 1709-15 ALLCOCK ) * |
Also Published As
Publication number | Publication date |
---|---|
JPS5638523B2 (fr) | 1981-09-07 |
FR2286848B1 (fr) | 1979-06-29 |
DE2543915A1 (de) | 1976-04-15 |
US3937790A (en) | 1976-02-10 |
NL176064B (nl) | 1984-09-17 |
BE834042A (fr) | 1976-03-30 |
JPS5161498A (fr) | 1976-05-28 |
AU8540875A (en) | 1977-04-07 |
DE2543915C2 (de) | 1984-11-22 |
IT1043016B (it) | 1980-02-20 |
NL176064C (nl) | 1985-02-18 |
NL7511477A (nl) | 1976-04-06 |
GB1457736A (en) | 1976-12-08 |
CA1044438A (fr) | 1978-12-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |