KR910008031A - 폴리(디클로로포스파젠)의 분자량 조절방법 - Google Patents
폴리(디클로로포스파젠)의 분자량 조절방법 Download PDFInfo
- Publication number
- KR910008031A KR910008031A KR1019900016809A KR900016809A KR910008031A KR 910008031 A KR910008031 A KR 910008031A KR 1019900016809 A KR1019900016809 A KR 1019900016809A KR 900016809 A KR900016809 A KR 900016809A KR 910008031 A KR910008031 A KR 910008031A
- Authority
- KR
- South Korea
- Prior art keywords
- poly
- dichlorophosphazene
- molecular weight
- phosphorus oxychloride
- chlorophosphazene
- Prior art date
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
- C08G79/00—Macromolecular compounds obtained by reactions forming a linkage containing atoms other than silicon, sulfur, nitrogen, oxygen, and carbon with or without the latter elements in the main chain of the macromolecule
-
- 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
- C08G79/00—Macromolecular compounds obtained by reactions forming a linkage containing atoms other than silicon, sulfur, nitrogen, oxygen, and carbon with or without the latter elements in the main chain of the macromolecule
- C08G79/02—Macromolecular compounds obtained by reactions forming a linkage containing atoms other than silicon, sulfur, nitrogen, oxygen, and carbon with or without the latter elements in the main chain of the macromolecule a linkage containing phosphorus
- C08G79/025—Polyphosphazenes
-
- 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)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Inorganic Chemistry (AREA)
- Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (9)
- 포스포러스 옥시클로라이드의 존재하에 폴리(클로로포스파젠)을 가열시킴을 특징으로 하는, 폴리(디클로로포스파젠) 및 그로부터 수득된 폴리(오르가노포스파젠)의 분자량 조절방법.
- 제1항에 있어서, 특정 분자량의 폴리(클로로포스파젠)을 제조하고, 충분한 양의 포스포러스 옥시클로라이드의 존재하에 폴리(클로로포스파젠)을 가열시켜 폴리(디클로로포스파젠)의 분자량을 최종 중합체에서 원하는 값이하의 값으로 감소시킨 다음, 포스포러스 옥시클로라이드 농도를 감소시킴에 의해 상기 원하는 값으로 분자량을 증가시킴을 특징으로 하는 방법.
- 제1항에 있어서, 특정 분자량의 폴리(클로로포스파젠)을 제조한 다음, 원하는 값의 폴리 (디클로로포스파젠)의 최종 분자량이 수득되는 야이 포스포러스 옥시클로라이드의 존재하에 폴리(클로로포스파젠)을 가열함을 특징으로 하는 방법.
- 제1항 내지 제3항중 어느 한 항에 있어서, 포스포러스 옥시클로라이드의 야이 NPCl2단위당 POCl220몰%을 초과하지 않음을 특징으로 하는 방법.
- 제4항에 있어서, 포스포러스 옥시클로라이드의 양의 폴리 (디클로로포스파젠)의 0.2 내지 10중량%임을 특징으로 하는 방법.
- 제1항 내지 제5항중 어느한항에 있어서, 폴리 (디클로로포스파젠)은 포스포러스 옥시클로라이드 존재하에 200~350℃로 가열시킴을 특징으로 하는 방법.
- 제6항에 있어서, 가열 온도가 230 내지 300℃임을 특징으로 하는 방법.
- 제1항 내지 제7항중 어느 한 항에 따른 방법을 사용함으로써 수득된 폴리 (디클로로포스파젠).
- 제8항에 다른 폴리 (디클로로포스파젠)의 염소원자의 전부 또는 일부를 유기기로 치환시킴으로써 수득된 폴리 (오르가노포스파젠)※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8913752 | 1989-10-20 | ||
FR8913752A FR2653423A1 (fr) | 1989-10-20 | 1989-10-20 | Procede de regulation des masses moleculaires de polydichlorophosphazenes. |
Publications (1)
Publication Number | Publication Date |
---|---|
KR910008031A true KR910008031A (ko) | 1991-05-30 |
Family
ID=9386606
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019900016809A KR910008031A (ko) | 1989-10-20 | 1990-10-20 | 폴리(디클로로포스파젠)의 분자량 조절방법 |
Country Status (11)
Country | Link |
---|---|
US (1) | US5230875A (ko) |
EP (1) | EP0424235A1 (ko) |
JP (1) | JPH03192127A (ko) |
KR (1) | KR910008031A (ko) |
CN (1) | CN1051567A (ko) |
AU (1) | AU6478490A (ko) |
CA (1) | CA2028185A1 (ko) |
FR (1) | FR2653423A1 (ko) |
IE (1) | IE903627A1 (ko) |
IL (1) | IL95938A0 (ko) |
NO (1) | NO904533L (ko) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2681061B1 (fr) * | 1991-09-11 | 1993-11-19 | Atochem | Procede de preparation de polydichlorophosphazenes a partir d'une composition precurseur a base d'hexachlorocyclotriphosphazene. |
US5869016A (en) * | 1997-06-18 | 1999-02-09 | Virus Research Institute, Inc. | Production of polyorganophosphazenes having desired molecular weights |
AU4993699A (en) * | 1998-07-14 | 2000-02-07 | Bechtel Bwxt Idaho, Llc | Solid state synthesis of poly(dichlorophosphazene) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
FR2466435A1 (fr) * | 1979-09-27 | 1981-04-10 | Inst Mondial Phosphate | Nouveaux polychlorophosphazenes et leur procede de preparation |
US4327064A (en) * | 1980-08-04 | 1982-04-27 | The Firestone Tire & Rubber Company | Solution polymerization of cyclic dichlorophosphazene oligomers in cycloaliphatic solvents |
FR2548652B1 (fr) * | 1983-07-06 | 1985-11-22 | Elf Aquitaine | Polychlorophosphazenes lineaires possedant un groupement terminal dichlorothiophosphoryle, procede de preparation de ces composes, et leur utilisation |
FR2571710B1 (fr) * | 1984-10-17 | 1986-12-26 | Elf Aquitaine | Procede de preparation de polychlorophosphazenes lineaires possedant un groupement terminal pxcl2, x designant o ou s, par polycondensation en solution des monomeres p2nxcl5 |
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 |
-
1989
- 1989-10-20 FR FR8913752A patent/FR2653423A1/fr active Pending
-
1990
- 1990-10-09 IL IL95938A patent/IL95938A0/xx unknown
- 1990-10-10 IE IE362790A patent/IE903627A1/en unknown
- 1990-10-16 EP EP19900402882 patent/EP0424235A1/fr not_active Withdrawn
- 1990-10-19 CA CA002028185A patent/CA2028185A1/fr not_active Abandoned
- 1990-10-19 JP JP2283259A patent/JPH03192127A/ja active Pending
- 1990-10-19 NO NO90904533A patent/NO904533L/no unknown
- 1990-10-19 AU AU64784/90A patent/AU6478490A/en not_active Abandoned
- 1990-10-20 KR KR1019900016809A patent/KR910008031A/ko not_active Application Discontinuation
- 1990-10-20 CN CN90108503A patent/CN1051567A/zh active Pending
- 1990-10-22 US US07/601,298 patent/US5230875A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA2028185A1 (fr) | 1991-04-21 |
EP0424235A1 (fr) | 1991-04-24 |
IL95938A0 (en) | 1991-07-18 |
JPH03192127A (ja) | 1991-08-22 |
CN1051567A (zh) | 1991-05-22 |
NO904533D0 (no) | 1990-10-19 |
AU6478490A (en) | 1991-04-26 |
NO904533L (no) | 1991-04-22 |
US5230875A (en) | 1993-07-27 |
IE903627A1 (en) | 1991-04-24 |
FR2653423A1 (fr) | 1991-04-26 |
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WITN | Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid |