BR9201845A - Processo de desgaseificacao para remover monomeros nao polimerizados de polimeros de olefinas - Google Patents
Processo de desgaseificacao para remover monomeros nao polimerizados de polimeros de olefinasInfo
- Publication number
- BR9201845A BR9201845A BR929201845A BR9201845A BR9201845A BR 9201845 A BR9201845 A BR 9201845A BR 929201845 A BR929201845 A BR 929201845A BR 9201845 A BR9201845 A BR 9201845A BR 9201845 A BR9201845 A BR 9201845A
- Authority
- BR
- Brazil
- Prior art keywords
- olefines
- polymers
- remove non
- polymerized monomers
- degasification process
- Prior art date
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
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
- B01J8/24—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique
- B01J8/34—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique with stationary packing material in the fluidised bed, e.g. bricks, wire rings, baffles
-
- 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
- C08F6/06—Treatment of polymer solutions
- C08F6/10—Removal of volatile materials, e.g. solvents
-
- 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
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/0015—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor
- B01J8/0035—Periodical feeding or evacuation
-
- 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
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
-
- 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
- C08F6/001—Removal of residual monomers by physical means
- C08F6/005—Removal of residual monomers by physical means from solid polymers
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US70199991A | 1991-05-17 | 1991-05-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9201845A true BR9201845A (pt) | 1993-01-05 |
Family
ID=24819490
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR929201845A BR9201845A (pt) | 1991-05-17 | 1992-05-15 | Processo de desgaseificacao para remover monomeros nao polimerizados de polimeros de olefinas |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP0513816A3 (pt) |
JP (1) | JPH05186512A (pt) |
KR (1) | KR920021591A (pt) |
CN (1) | CN1067900A (pt) |
BR (1) | BR9201845A (pt) |
CA (1) | CA2068785A1 (pt) |
MX (1) | MX9202313A (pt) |
ZA (1) | ZA923568B (pt) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5292863A (en) * | 1992-11-02 | 1994-03-08 | Union Carbide Chemicals | Process for removing unpolymerized gaseous monomers from olefin polymers |
JP2003137682A (ja) * | 2001-11-02 | 2003-05-14 | Chisso Corp | 被覆生物活性粒状物の製造方法 |
WO2006079774A1 (en) * | 2005-01-26 | 2006-08-03 | Ineos Europe Limited | Apparatus and process for the withdrawal of polymer from a gas-phase polymerization reactor |
US9028734B2 (en) | 2009-12-03 | 2015-05-12 | Consolidated Container Company Lp | Process of producing PCR pellets |
CN102770462B (zh) | 2010-02-24 | 2015-04-01 | 尤尼威蒂恩技术有限责任公司 | 用于从微粒分离出挥发物的设备和方法 |
CN106591995B (zh) * | 2015-10-19 | 2019-04-12 | 中国石油化工股份有限公司 | 高品质聚丙烯腈纺丝原液的制备方法 |
WO2019022799A1 (en) * | 2017-07-26 | 2019-01-31 | Exxonmobil Chemical Patents Inc. | REMOVAL OF NON-REAGENT MONOMERS AND OTHER MATERIALS FROM POLYOLEFIN PRODUCT PARTICLES |
JP2023554278A (ja) | 2020-12-09 | 2023-12-27 | バーゼル・ポリオレフィン・ゲーエムベーハー | オレフィン気相重合用反応器 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4053408A (en) * | 1974-05-02 | 1977-10-11 | U.S. Filter Corporation | Method of upflow liquid treatment |
US4372758A (en) * | 1980-09-02 | 1983-02-08 | Union Carbide Corporation | Degassing process for removing unpolymerized monomers from olefin polymers |
-
1992
- 1992-05-13 KR KR1019920008080A patent/KR920021591A/ko not_active Application Discontinuation
- 1992-05-15 ZA ZA923568A patent/ZA923568B/xx unknown
- 1992-05-15 JP JP4147956A patent/JPH05186512A/ja not_active Withdrawn
- 1992-05-15 CA CA002068785A patent/CA2068785A1/en not_active Abandoned
- 1992-05-15 MX MX9202313A patent/MX9202313A/es unknown
- 1992-05-15 CN CN92104886A patent/CN1067900A/zh active Pending
- 1992-05-15 BR BR929201845A patent/BR9201845A/pt not_active Application Discontinuation
- 1992-05-15 EP EP19920108235 patent/EP0513816A3/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
CN1067900A (zh) | 1993-01-13 |
CA2068785A1 (en) | 1992-11-18 |
JPH05186512A (ja) | 1993-07-27 |
EP0513816A2 (en) | 1992-11-19 |
ZA923568B (en) | 1993-02-24 |
MX9202313A (es) | 1992-11-01 |
EP0513816A3 (en) | 1993-01-13 |
KR920021591A (ko) | 1992-12-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FA1 | Application deemed withdrawn (art. 18(2)) |