FR2223396B1 - - Google Patents
Info
- Publication number
- FR2223396B1 FR2223396B1 FR747411295A FR7411295A FR2223396B1 FR 2223396 B1 FR2223396 B1 FR 2223396B1 FR 747411295 A FR747411295 A FR 747411295A FR 7411295 A FR7411295 A FR 7411295A FR 2223396 B1 FR2223396 B1 FR 2223396B1
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0006—Controlling or regulating processes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polymerisation Methods In General (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1515673A GB1419012A (en) | 1973-03-29 | 1973-03-29 | Production of polyethylene |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2223396A1 FR2223396A1 (fr) | 1974-10-25 |
FR2223396B1 true FR2223396B1 (fr) | 1979-02-09 |
Family
ID=10054028
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR747411295A Expired FR2223396B1 (fr) | 1973-03-29 | 1974-03-29 |
Country Status (9)
Country | Link |
---|---|
US (1) | US4014859A (fr) |
JP (1) | JPS5029685A (fr) |
AU (1) | AU476066B2 (fr) |
DE (1) | DE2415439A1 (fr) |
ES (1) | ES424776A1 (fr) |
FR (1) | FR2223396B1 (fr) |
GB (1) | GB1419012A (fr) |
NL (1) | NL7404295A (fr) |
ZA (1) | ZA742008B (fr) |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4133944A (en) * | 1973-03-29 | 1979-01-09 | Imperial Chemical Industries Limited | Ethylene polymerization |
US4020121A (en) * | 1975-12-15 | 1977-04-26 | Shell Oil Company | Oligomerization reaction system |
FR2346374A1 (fr) * | 1976-03-31 | 1977-10-28 | Charbonnages Ste Chimique | Procede perfectionne de polymerisation de l'ethylene sous haute pression |
JPS52140962U (fr) * | 1976-04-19 | 1977-10-25 | ||
JPS5322582A (en) * | 1976-08-13 | 1978-03-02 | Sumitomo Chem Co Ltd | Production of polyethylene |
IT1076203B (it) * | 1977-01-12 | 1985-04-27 | Montedison Spa | Procedimento per la polimerizzazione di etilene in fase gas |
FR2385745A1 (fr) * | 1977-03-31 | 1978-10-27 | Charbonnages Ste Chimique | Procede de polymerisation de l'ethylene, sous pressions elevees, avec recyclage |
FR2397429A1 (fr) * | 1977-07-13 | 1979-02-09 | Charbonnages Ste Chimique | Procede pour purifier des gaz de recirculation de particules condensees de polymere |
FR2400040A2 (fr) * | 1977-08-09 | 1979-03-09 | Charbonnages Ste Chimique | Procede controle de polymerisation ionique de l'ethylene sous haute pression |
US4414369A (en) * | 1977-08-17 | 1983-11-08 | Nippon Oil Company, Limited | Continuous process for the preparation of polyolefins having widely distributed molecular weights |
JPS6045645B2 (ja) * | 1980-10-09 | 1985-10-11 | 三井化学株式会社 | オレフイン類の気相重合方法 |
US4587314A (en) * | 1981-07-21 | 1986-05-06 | Phillips Petroleum Company | Continuous polymerization reactor |
JPS58204005A (ja) * | 1982-05-25 | 1983-11-28 | Mitsubishi Chem Ind Ltd | ポリオレフインの製造方法 |
US5030695A (en) * | 1983-06-15 | 1991-07-09 | Exxon Research & Engineering Company | End-capped polymer chains, star and graft copolymers, and process of making same |
US4558105A (en) * | 1983-12-07 | 1985-12-10 | Chemplex Company | Copolymerization of ethylene |
US4640963A (en) * | 1985-02-15 | 1987-02-03 | Standard Oil Company (Indiana) | Method and apparatus for recycle of entrained solids in off-gas from a gas-phase polyolefin reactor |
AU600696B2 (en) * | 1985-12-16 | 1990-08-23 | Exxon Research And Engineering Company | End-capped polymers |
JPH0692509B2 (ja) * | 1985-12-17 | 1994-11-16 | 日本石油株式会社 | 高強度・高弾性率繊維又はフイルム製造用ポリエチレン溶液の製造法 |
US5151475A (en) * | 1991-04-15 | 1992-09-29 | Shell Oil Company | Termination of anionic polymerization |
US5284811A (en) * | 1990-05-14 | 1994-02-08 | Phillips Petroleum Company | Polymerization catalysts and processes |
US5039755A (en) * | 1990-05-29 | 1991-08-13 | Shell Oil Company | Selective hydrogenation of conjugated diolefin polymers |
US5141997A (en) * | 1990-08-15 | 1992-08-25 | Shell Oil Company | Selective hydrogenation of conjugated diolefin polymers |
JPH04131690A (ja) * | 1990-09-20 | 1992-05-06 | Ngk Insulators Ltd | トンネル炉 |
US5206307A (en) * | 1991-09-09 | 1993-04-27 | Shell Oil Company | Process for selective hydrogenation of conjugated diolefin polymers |
US5132372A (en) * | 1991-09-09 | 1992-07-21 | Shell Oil Company | Process for selective hydrogenation of conjugated diolefin polymers |
BE1005795A3 (fr) * | 1992-05-13 | 1994-02-01 | Solvay | Procede de polymerisation d'olefines et (co)polymeres a blocs derives d'au moins une olefine. |
FR2737787B1 (fr) * | 1995-08-07 | 1997-10-31 | France Telecom | Amplificateur optique bidirectionnel pour systemes optiques a multiplexage en longueur d'onde |
US20110172354A1 (en) * | 2010-01-04 | 2011-07-14 | Dow Global Technologies Inc. | Ethylene-based polymer compositions for use in fiber applications |
CN103403040B (zh) | 2011-03-03 | 2015-11-25 | 巴塞尔聚烯烃股份有限公司 | 在具有至少两个具有不同链转移剂浓度的反应区的管式反应器中制备乙烯均聚物或共聚物的方法 |
CN104011095B (zh) | 2011-10-19 | 2016-10-05 | 陶氏环球技术有限责任公司 | 用于制备低密度基于乙烯的聚合物的采用新鲜乙烯分配的聚合方法 |
EP3260473A1 (fr) | 2016-06-24 | 2017-12-27 | Dow Global Technologies LLC | Polymérisations à radicaux libres et pression élevée pour produire des polymères à base d'éthylène |
WO2017223467A1 (fr) | 2016-06-24 | 2017-12-28 | Dow Global Technologies Llc | Procédé de production de copolymères d'éthylène à radicaux libres haute pression |
BR112020001946B1 (pt) | 2017-07-31 | 2023-05-16 | Dow Global Technologies Llc | Processo de polimerização por radicais livres de alta pressão para formar um polímero à base de etileno, polímero à base de etileno, composição e artigo |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2882264A (en) * | 1955-10-10 | 1959-04-14 | Dow Chemical Co | Polymerization of ethylene |
BE581026A (fr) * | 1958-07-31 | |||
US2953552A (en) * | 1958-07-31 | 1960-09-20 | Union Carbide Corp | Production of ethylene-alpha-butene copolymers with a catalyst of aluminum alkyl, titanium ester and titanium halide |
US3309350A (en) * | 1963-07-31 | 1967-03-14 | Rexall Drug Chemical | Process for polymerizing ethylene |
US3405115A (en) * | 1964-02-26 | 1968-10-08 | Koppers Co Inc | Liquid catalyst injection |
NL6708737A (fr) * | 1967-06-22 | 1968-12-23 | ||
GB1237578A (en) * | 1968-12-16 | 1971-06-30 | Ici Ltd | Polymerisation process |
US3732198A (en) * | 1969-01-20 | 1973-05-08 | Ici Ltd | Polymerisation of ethylene |
-
1973
- 1973-03-29 GB GB1515673A patent/GB1419012A/en not_active Expired
-
1974
- 1974-03-29 US US05/456,384 patent/US4014859A/en not_active Expired - Lifetime
- 1974-03-29 ES ES424776A patent/ES424776A1/es not_active Expired
- 1974-03-29 NL NL7404295A patent/NL7404295A/xx unknown
- 1974-03-29 JP JP49035487A patent/JPS5029685A/ja active Pending
- 1974-03-29 DE DE2415439A patent/DE2415439A1/de active Pending
- 1974-03-29 ZA ZA00742008A patent/ZA742008B/xx unknown
- 1974-03-29 AU AU67348/74A patent/AU476066B2/en not_active Expired
- 1974-03-29 FR FR747411295A patent/FR2223396B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL7404295A (fr) | 1974-10-01 |
DE2415439A1 (de) | 1974-10-10 |
JPS5029685A (fr) | 1975-03-25 |
ZA742008B (en) | 1975-11-26 |
AU6734874A (en) | 1975-10-02 |
AU476066B2 (en) | 1976-09-09 |
US4014859A (en) | 1977-03-29 |
ES424776A1 (es) | 1976-06-16 |
FR2223396A1 (fr) | 1974-10-25 |
GB1419012A (en) | 1975-12-24 |
USB456384I5 (fr) | 1976-04-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |