JPS5426239B2 - - Google Patents
Info
- Publication number
- JPS5426239B2 JPS5426239B2 JP9955676A JP9955676A JPS5426239B2 JP S5426239 B2 JPS5426239 B2 JP S5426239B2 JP 9955676 A JP9955676 A JP 9955676A JP 9955676 A JP9955676 A JP 9955676A JP S5426239 B2 JPS5426239 B2 JP S5426239B2
- Authority
- JP
- Japan
- 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
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
- Polyethers (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polyesters Or Polycarbonates (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US60680275A | 1975-08-22 | 1975-08-22 | |
| BE172213A BE848157A (fr) | 1975-08-22 | 1976-11-09 | Catalyse par les acides de lewis de la polymerisation des phosphazenes cycliques. |
| FR7636090A FR2372117A1 (fr) | 1975-08-22 | 1976-11-30 | Catalyse, a l'aide d'un acide de lewis, de la polymerisation de dichlorophosphazenes oligomeres |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5244900A JPS5244900A (en) | 1977-04-08 |
| JPS5426239B2 true JPS5426239B2 (US20090163788A1-20090625-C00002.png) | 1979-09-03 |
Family
ID=27158614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP51099556A Granted JPS5244900A (en) | 1975-08-22 | 1976-08-20 | Process for polymerizing cyclic chlorophosphasen |
Country Status (8)
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1109636A (en) * | 1977-04-18 | 1981-09-29 | Mark S. Prichard | Metal salt catalyzed polymerization of (npcl.sub.2) oligomers |
| DE2962766D1 (en) * | 1978-04-20 | 1982-07-01 | Firestone Tire & Rubber Co | A process for thermally polymerizing cyclic phosphazenes |
| US4242316A (en) * | 1979-06-29 | 1980-12-30 | Standard Oil Company (Indiana) | Sulfamic acid as a catalyst for the polymerization of chlorocyclophosphazenes |
| US4226840A (en) * | 1979-09-19 | 1980-10-07 | The Firestone Tire & Rubber Company | Process for the polymerization of cyclic polyhalophosphazenes using a catalyst composition of boron trihalide and oxygenated phosphorus compounds |
| US4327064A (en) * | 1980-08-04 | 1982-04-27 | The Firestone Tire & Rubber Company | Solution polymerization of cyclic dichlorophosphazene oligomers in cycloaliphatic solvents |
| US4327063A (en) * | 1980-08-25 | 1982-04-27 | The Firestone Tire & Rubber Company | Method of purifying cyclic dichlorophosphazenes containing trace amounts of protic impurities |
| US4708858A (en) * | 1985-04-17 | 1987-11-24 | The Dow Chemical Company | Polymerization of cyclic dihalophosphazene oligomers |
| US4867957A (en) * | 1988-04-11 | 1989-09-19 | The United States Of America As Represented By The Secretary Of The Army | Process for making polyphosphazenes |
| US4870113A (en) * | 1988-12-23 | 1989-09-26 | Ethyl Corporation | Rigid polyphosphazene foam and process for making same |
| US5855809A (en) * | 1995-11-13 | 1999-01-05 | Arizona Board Of Regents | Electrochemically stable electrolytes |
| JP4184158B2 (ja) * | 2003-06-05 | 2008-11-19 | 旭化成ケミカルズ株式会社 | ホスホニトリル酸エステルの製造法 |
| FR2941455B1 (fr) * | 2009-01-29 | 2011-02-11 | Rhodia Operations | Procede de fabrication de composes comprenant des fonctions nitriles |
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 |
| US3917802A (en) * | 1973-04-11 | 1975-11-04 | Firestone Tire & Rubber Co | Molecular weight control in (NPCl{11 ){11 {11 polymerization |
| US4005171A (en) * | 1974-05-28 | 1977-01-25 | Horizons Incorporated, A Division Of Horizons Research Incorporated | Catalytic preparation of soluble poly(dichlorophosphazenes) |
| US4080432A (en) * | 1975-08-22 | 1978-03-21 | The Firestone Tire & Rubber Company | Dissolution of polydihalophosphazenes |
-
1976
- 1976-08-20 AU AU17043/76A patent/AU502967B2/en not_active Expired
- 1976-08-20 DE DE2637534A patent/DE2637534C2/de not_active Expired
- 1976-08-20 GB GB34860/76A patent/GB1506835A/en not_active Expired
- 1976-08-20 CA CA259,560A patent/CA1086024A/en not_active Expired
- 1976-08-20 JP JP51099556A patent/JPS5244900A/ja active Granted
- 1976-08-20 NL NLAANVRAGE7609253,A patent/NL173509C/xx not_active IP Right Cessation
- 1976-11-30 FR FR7636090A patent/FR2372117A1/fr active Granted
-
1977
- 1977-03-23 US US05/771,221 patent/US4123503A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR2372117B1 (US20090163788A1-20090625-C00002.png) | 1980-03-14 |
| AU1704376A (en) | 1978-02-23 |
| CA1086024A (en) | 1980-09-23 |
| JPS5244900A (en) | 1977-04-08 |
| FR2372117A1 (fr) | 1978-06-23 |
| US4123503A (en) | 1978-10-31 |
| DE2637534C2 (de) | 1984-08-09 |
| GB1506835A (en) | 1978-04-12 |
| NL173509C (nl) | 1984-02-01 |
| NL173509B (nl) | 1983-09-01 |
| DE2637534A1 (de) | 1977-03-03 |
| NL7609253A (nl) | 1977-02-24 |
| AU502967B2 (en) | 1979-08-16 |
