JPS55792A - Unreacted propylene recovery method in bulk polymerization - Google Patents
Unreacted propylene recovery method in bulk polymerizationInfo
- Publication number
- JPS55792A JPS55792A JP7409979A JP7409979A JPS55792A JP S55792 A JPS55792 A JP S55792A JP 7409979 A JP7409979 A JP 7409979A JP 7409979 A JP7409979 A JP 7409979A JP S55792 A JPS55792 A JP S55792A
- Authority
- JP
- Japan
- Prior art keywords
- recovery method
- bulk polymerization
- unreacted propylene
- propylene recovery
- unreacted
- 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.)
- Pending
Links
Classifications
-
- 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
- C08F6/00—Post-polymerisation treatments
- C08F6/26—Treatment of polymers prepared in bulk also solid polymers or polymer melts
- C08F6/28—Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Polymerisation Methods In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19782826196 DE2826196A1 (de) | 1978-06-15 | 1978-06-15 | Verfahren zur rueckgewinnung von nicht umgesetztem propylen bei der massepolymerisation |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS55792A true JPS55792A (en) | 1980-01-07 |
Family
ID=6041837
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7409979A Pending JPS55792A (en) | 1978-06-15 | 1979-06-14 | Unreacted propylene recovery method in bulk polymerization |
Country Status (8)
Country | Link |
---|---|
US (1) | US4529795A (ja) |
EP (1) | EP0006490B1 (ja) |
JP (1) | JPS55792A (ja) |
AU (1) | AU530075B2 (ja) |
CA (1) | CA1109494A (ja) |
DE (2) | DE2826196A1 (ja) |
ES (1) | ES481407A1 (ja) |
ZA (1) | ZA792947B (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4546172A (en) * | 1983-01-20 | 1985-10-08 | Mitsubishi Chemical Industries Ltd. | Process for producing polycarbonate resin particles |
US5216121A (en) * | 1990-11-13 | 1993-06-01 | Zanella Giuseppe | Process for facilitating the handling of tacky polymers during their polymerization |
US5703203A (en) * | 1995-03-31 | 1997-12-30 | Montell North America Inc. | Removal of oligomers from substantially crystalline, α-olefin polymers |
AT405284B (de) * | 1996-10-31 | 1999-06-25 | Danubia Petrochem Polymere | Verfahren zur kontinuierlichen herstellung von elastischen polypropylenen |
DE19915705C2 (de) * | 1999-04-08 | 2002-09-12 | Ticona Gmbh | Verfahren zur Abtrennung von Feststoffen aus Polymerlösungen |
US6818132B2 (en) * | 1999-12-17 | 2004-11-16 | Ticona Gmbh | Method and device for separating solids from a liquid phase |
CN103463923B (zh) * | 2013-08-20 | 2015-07-01 | 宁夏宝塔石化科技实业发展有限公司 | 一种聚丙烯生产尾气的分离与回收装置 |
CN104961619B (zh) * | 2015-05-15 | 2018-03-16 | 中国寰球工程公司 | 气相法聚丙烯装置开车阶段液相丙烯回收的方法和装置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE558534A (ja) * | 1956-06-21 | |||
GB1020766A (en) * | 1961-12-19 | 1966-02-23 | Basf Ag | Separating poly(ª-monoolefines) from solutions of the same |
FR1389697A (fr) * | 1963-02-06 | 1965-02-19 | Dow Chemical Co | Procédé de récupération du monomère dans une solution d'effluent de polymérisation |
US3639374A (en) * | 1963-04-11 | 1972-02-01 | Rexall Drug Chemical | Process for flashing propylene diluent from polypropylene in cyclone separator |
GB1040669A (en) * | 1963-08-07 | 1966-09-01 | Rexall Drug & Chemical Company | Improvements in and relating to the production of polyolefins |
FR1534224A (fr) * | 1967-08-11 | 1968-07-26 | Midland Silicones Ltd | Procédé et dispositif de traitement d'une matière plastique pour en éliminer lesgaz et/ou les substances volatiles occlus |
US3719643A (en) * | 1971-01-25 | 1973-03-06 | Dart Ind Inc | High pressure process for polyethylene production |
US3816379A (en) * | 1971-07-26 | 1974-06-11 | Exxon Research Engineering Co | Monomer and solvent recovery in polymerization processes |
US4093795A (en) * | 1975-06-03 | 1978-06-06 | Basf Aktiengesellschaft | Multi-stage isolation of high pressure polyethylene |
-
1978
- 1978-06-15 DE DE19782826196 patent/DE2826196A1/de not_active Withdrawn
-
1979
- 1979-06-05 EP EP79101764A patent/EP0006490B1/de not_active Expired
- 1979-06-05 DE DE7979101764T patent/DE2961539D1/de not_active Expired
- 1979-06-08 ES ES481407A patent/ES481407A1/es not_active Expired
- 1979-06-14 JP JP7409979A patent/JPS55792A/ja active Pending
- 1979-06-14 ZA ZA792947A patent/ZA792947B/xx unknown
- 1979-06-14 AU AU48052/79A patent/AU530075B2/en not_active Ceased
- 1979-06-14 CA CA329,816A patent/CA1109494A/en not_active Expired
-
1980
- 1980-11-25 US US06/210,220 patent/US4529795A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
ES481407A1 (es) | 1980-01-16 |
DE2961539D1 (en) | 1982-02-04 |
CA1109494A (en) | 1981-09-22 |
AU530075B2 (en) | 1983-06-30 |
AU4805279A (en) | 1979-12-20 |
ZA792947B (en) | 1980-07-30 |
US4529795A (en) | 1985-07-16 |
EP0006490A1 (de) | 1980-01-09 |
DE2826196A1 (de) | 1979-12-20 |
EP0006490B1 (de) | 1981-12-09 |
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