CA2001202A1 - Method for extraction of impurities from powder material - Google Patents
Method for extraction of impurities from powder materialInfo
- Publication number
- CA2001202A1 CA2001202A1 CA002001202A CA2001202A CA2001202A1 CA 2001202 A1 CA2001202 A1 CA 2001202A1 CA 002001202 A CA002001202 A CA 002001202A CA 2001202 A CA2001202 A CA 2001202A CA 2001202 A1 CA2001202 A1 CA 2001202A1
- Authority
- CA
- Canada
- Prior art keywords
- extractant
- solid material
- extractor
- extraction
- impurities
- 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.)
- Abandoned
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
- C08F6/001—Removal of residual monomers by physical means
- C08F6/005—Removal of residual monomers by physical means from solid polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/02—Solvent extraction of solids
- B01D11/0215—Solid material in other stationary receptacles
- B01D11/0219—Fixed bed of solid material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/02—Solvent extraction of solids
- B01D11/0288—Applications, solvents
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/54—Improvements relating to the production of bulk chemicals using solvents, e.g. supercritical solvents or ionic liquids
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP268157/1988 | 1988-10-26 | ||
JP63268157A JPH02117904A (ja) | 1988-10-26 | 1988-10-26 | 抽出方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA2001202A1 true CA2001202A1 (en) | 1990-04-26 |
Family
ID=17454694
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002001202A Abandoned CA2001202A1 (en) | 1988-10-26 | 1989-10-23 | Method for extraction of impurities from powder material |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPH02117904A (ja) |
CA (1) | CA2001202A1 (ja) |
DD (1) | DD286297A5 (ja) |
DE (1) | DE3935405A1 (ja) |
FR (1) | FR2638098B1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5550211A (en) * | 1991-12-18 | 1996-08-27 | Schering Corporation | Method for removing residual additives from elastomeric articles |
WO2018121980A1 (en) * | 2017-01-02 | 2018-07-05 | Sabic Global Technologies B.V. | Process for recycling polyolefin |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4201046A1 (de) * | 1992-01-17 | 1993-07-22 | Bayer Ag | Verfahren zur reinigung von polymerloesungen |
US5244755A (en) * | 1992-10-23 | 1993-09-14 | Motorola, Inc. | Battery compartment door and latch having longitudinal snaps |
FR2699544B1 (fr) * | 1992-12-17 | 1995-02-03 | Valois | Procédé pour éliminer les polluants à bas poids moléculaire contenus dans les joints élastomères et les matières plastiques. |
GB2314336A (en) * | 1996-06-18 | 1997-12-24 | Bespak Plc | Method of cleaning or purifying elastomers and elastomeric articles which are intended for medical or pharmaceutical use |
FR2811951B1 (fr) * | 2000-07-20 | 2002-10-11 | Distillerie Andre | Dispositif d'extraction de colorants et/ou d'essences |
JP2002263402A (ja) * | 2001-03-12 | 2002-09-17 | Dia Instr:Kk | 抽出方法および抽出装置 |
JP4632226B2 (ja) * | 2003-06-17 | 2011-02-16 | 三菱化工機株式会社 | 粉体成分の超臨界抽出方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1795396C3 (de) * | 1968-09-26 | 1982-05-19 | Basf Ag, 6700 Ludwigshafen | Verfahren zum Entfernen flüchtiger, Geruchsbelästigungen hervorrufender Bestandteile aus feinteiligen Olefinpolymerisaten |
US4293668A (en) * | 1979-12-26 | 1981-10-06 | Monsanto Company | Refining olefin/maleic acid copolymers by extraction with alkanes |
DE3323940A1 (de) * | 1983-07-02 | 1985-01-10 | Hoechst Ag, 6230 Frankfurt | Verfahren zur reinigung von polymeren |
JPS60210605A (ja) * | 1984-04-05 | 1985-10-23 | Nippon Petrochem Co Ltd | 有臭樹脂の脱臭方法 |
FR2611207B1 (fr) * | 1987-02-19 | 1989-07-13 | Rhone Poulenc Sante | Procede de purification des copolymeres du styrene avec les vinylpyridines par extraction au moyen d'un gaz supercritique |
-
1988
- 1988-10-26 JP JP63268157A patent/JPH02117904A/ja active Pending
-
1989
- 1989-10-23 CA CA002001202A patent/CA2001202A1/en not_active Abandoned
- 1989-10-24 DE DE3935405A patent/DE3935405A1/de not_active Withdrawn
- 1989-10-25 FR FR8913992A patent/FR2638098B1/fr not_active Expired - Fee Related
- 1989-10-26 DD DD89333935A patent/DD286297A5/de not_active IP Right Cessation
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5550211A (en) * | 1991-12-18 | 1996-08-27 | Schering Corporation | Method for removing residual additives from elastomeric articles |
US5861473A (en) * | 1991-12-18 | 1999-01-19 | Schering Corporation | Method for cleaning elastomeric articles |
WO2018121980A1 (en) * | 2017-01-02 | 2018-07-05 | Sabic Global Technologies B.V. | Process for recycling polyolefin |
CN110139895A (zh) * | 2017-01-02 | 2019-08-16 | Sabic环球技术有限责任公司 | 使聚烯烃再循环的方法 |
US11130850B2 (en) | 2017-01-02 | 2021-09-28 | Sabic Global Technologies B.V. | Process for recycling polyolefin |
CN110139895B (zh) * | 2017-01-02 | 2022-06-24 | Sabic环球技术有限责任公司 | 使聚烯烃再循环的方法 |
Also Published As
Publication number | Publication date |
---|---|
DD286297A5 (de) | 1991-01-24 |
DE3935405A1 (de) | 1990-05-03 |
JPH02117904A (ja) | 1990-05-02 |
FR2638098B1 (fr) | 1994-07-08 |
FR2638098A1 (fr) | 1990-04-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
FZDE | Dead |