ES2139629T3 - Desvolatizacion con ayuda del agua. - Google Patents
Desvolatizacion con ayuda del agua.Info
- Publication number
- ES2139629T3 ES2139629T3 ES93305604T ES93305604T ES2139629T3 ES 2139629 T3 ES2139629 T3 ES 2139629T3 ES 93305604 T ES93305604 T ES 93305604T ES 93305604 T ES93305604 T ES 93305604T ES 2139629 T3 ES2139629 T3 ES 2139629T3
- Authority
- ES
- Spain
- Prior art keywords
- development
- fusion
- less
- water help
- volatile material
- 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.)
- Expired - Lifetime
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/06—Flash distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Graft Or Block Polymers (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Polyesters Or Polycarbonates (AREA)
Abstract
UN POLIMERO FUNDIDO PUEDE DESVOLATILIZARSE A MENOS DE 500, PREFERENTEMENTE A MENOS DE 150 PPM DE MATERIAL VOLATIL RESIDUAL MEDIANTE LA INYECCION DENTRO DE LA FUSION DE UNA CANTIDAD DE AGUA MAYOR QUE LA CANTIDAD DE MATERIAL VOLATIL RESIDUAL EN LA FUSION, TIPICAMENTE NO MAS DE UN 10% DE PESO, Y PASANDO LA FUSION A TRAVES DE UNA CAMARA DE VACIO DESVOLATILIZADORA, A UNA PRESION DE 8 MM DE HG O MENOS, A UNA TEMPERATURA ENTRE 200 Y 350 C.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US92024492A | 1992-07-27 | 1992-07-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2139629T3 true ES2139629T3 (es) | 2000-02-16 |
Family
ID=25443419
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES93305604T Expired - Lifetime ES2139629T3 (es) | 1992-07-27 | 1993-07-16 | Desvolatizacion con ayuda del agua. |
Country Status (6)
Country | Link |
---|---|
US (1) | US5380822A (es) |
EP (1) | EP0584926B1 (es) |
JP (1) | JPH06157636A (es) |
CA (1) | CA2099658C (es) |
DE (1) | DE69326727T2 (es) |
ES (1) | ES2139629T3 (es) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR0169505B1 (ko) * | 1992-09-11 | 1999-01-15 | 오오쓰끼 아끼히꼬 | 약제 포장용 폴리올레핀 포장재, 그의 제조방법 및 약제 포장용 용기 |
DE59403548D1 (de) * | 1993-11-25 | 1997-09-04 | Basf Ag | Verfahren zum Beseitigen restflüchtiger Anteile aus Polyacrylatschmelzen |
EP0988957A1 (en) * | 1994-11-29 | 2000-03-29 | Idemitsu Petrochemical Co., Ltd. | Process for preparing a styrenic resin |
EP0735054B1 (en) * | 1995-03-27 | 2001-05-23 | Mitsubishi Chemical Corporation | Method of after treatment of modified polyolefins |
US5760172A (en) * | 1995-05-26 | 1998-06-02 | Idemitsu Petrochemical Co., Ltd. | Process for preparing styrenic resin |
US5691445A (en) * | 1996-03-28 | 1997-11-25 | Novacor Chemicals (International) S.A. | Devolatilization |
US5861474A (en) * | 1996-07-23 | 1999-01-19 | The Dow Chemical Company | Polymer devolatilization |
US5874525A (en) * | 1997-01-24 | 1999-02-23 | Nova Chemicals Inc. | Devolatilizer tray array |
US5980797A (en) * | 1997-03-20 | 1999-11-09 | Eastman Chemical Company | Apparatus and method for molding polyester articles having low acetaldehyde content directly from the melt formation using flash tank devoltatilization |
US6124426A (en) * | 1997-09-30 | 2000-09-26 | Toyo Engineering Corporation | Method for removing volatile materials from a polymer composition |
GB9904897D0 (en) * | 1999-03-03 | 1999-04-28 | Nova Chemicals Europ Limited | Polymer devlatilisation process |
US7199163B2 (en) * | 2002-06-24 | 2007-04-03 | Basell Poliolefine Italia S.P.A. | Method for removing volatile components from polymer compositions |
FR2843966A1 (fr) * | 2002-08-30 | 2004-03-05 | Bp Chem Int Ltd | Procede et appareillage pour degazer un polymere |
US7304125B2 (en) * | 2005-02-12 | 2007-12-04 | Stratek Plastic Limited | Process for the preparation of polymers from polymer slurries |
ATE515533T1 (de) * | 2005-05-11 | 2011-07-15 | Basell Poliolefine Srl | Polymerisationsverfahren zur herstellung von polyolefinblends |
US7737249B2 (en) * | 2005-12-19 | 2010-06-15 | Cartilast Corporation | Devolatilization of anhydride polymers |
US20070142585A1 (en) * | 2005-12-19 | 2007-06-21 | Moore Eugene R | Devolatilization of anhydride multi-polymers |
FR2921663A1 (fr) * | 2007-10-02 | 2009-04-03 | Bluestar Silicones France Soc | Polyorganosiloxanes a fonction piperidine depourvus de toxicite par contact cutane et utilisation de ces derniers dans des compositions cosmetiques |
EP2072540A1 (en) | 2007-12-20 | 2009-06-24 | Basell Poliolefine Italia S.r.l. | Solution polymerization process for preparing polyolefins |
JP5813909B2 (ja) * | 2008-05-16 | 2015-11-17 | 東洋スチレン株式会社 | 板状押出発泡体用スチレン系樹脂組成物の製造方法及び板状押出発泡体の製造方法 |
EP2331829B1 (en) | 2008-09-09 | 2018-05-09 | Dresser-Rand Company | Supersonic ejector package |
US10774161B2 (en) * | 2019-01-31 | 2020-09-15 | Chevron Phillips Chemical Company Lp | Systems and methods for polyethylene recovery with low volatile content |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1770392B2 (de) * | 1968-05-11 | 1980-07-03 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Herstellung von schlagfesten kautschukhaltigen Polymerisaten |
US3660535A (en) * | 1970-09-23 | 1972-05-02 | Dow Chemical Co | Process for the production of alkenyl aromatic polymers containing a reinforcing polymer therein |
US3773740A (en) * | 1971-10-21 | 1973-11-20 | Union Carbide Corp | Devolatilization method |
US3903202A (en) * | 1973-09-19 | 1975-09-02 | Monsanto Co | Continuous mass polymerization process for polyblends |
US4195169A (en) * | 1977-09-13 | 1980-03-25 | The Dow Chemical Company | Devolatilizing polymers of styrene and acrylic or methacrylic acid |
US4383972A (en) * | 1979-03-30 | 1983-05-17 | Polymer Research, Inc. | Apparatus for the multiple stage devolatilization of mass processable polymers |
CA1265289A (en) * | 1985-12-16 | 1990-01-30 | Viney Pal Aneja | Method and apparatus for devolatilizing polymer solutions |
US5145728A (en) * | 1987-11-30 | 1992-09-08 | Toa Nenryo Kogyo Kabushiki Kaisha | Oriented polyethylene film |
US4958006A (en) * | 1988-06-28 | 1990-09-18 | Union Carbide Chemicals And Plastics Inc. | Fluidized bed product discharge process |
US4934433A (en) * | 1988-11-15 | 1990-06-19 | Polysar Financial Services S.A. | Devolatilization |
US5102591A (en) * | 1989-12-27 | 1992-04-07 | General Electric Company | Method for removing volatile substances from polyphenylene ether resin blends |
US5069750A (en) * | 1990-04-12 | 1991-12-03 | Polysar Financial Services S.A. | Distributor for a devolatilizer |
US5118388A (en) * | 1990-04-12 | 1992-06-02 | Polysar Financial Services S.A. | Polymer melt distributor |
US5126409A (en) * | 1991-01-08 | 1992-06-30 | Rohm And Haas Company | Polyglutarimides with improved properties |
-
1993
- 1993-05-27 US US08/068,439 patent/US5380822A/en not_active Expired - Lifetime
- 1993-06-25 CA CA002099658A patent/CA2099658C/en not_active Expired - Fee Related
- 1993-07-16 EP EP93305604A patent/EP0584926B1/en not_active Expired - Lifetime
- 1993-07-16 ES ES93305604T patent/ES2139629T3/es not_active Expired - Lifetime
- 1993-07-16 DE DE69326727T patent/DE69326727T2/de not_active Expired - Fee Related
- 1993-07-26 JP JP5184093A patent/JPH06157636A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE69326727T2 (de) | 2000-05-18 |
EP0584926A1 (en) | 1994-03-02 |
EP0584926B1 (en) | 1999-10-13 |
CA2099658C (en) | 2002-09-03 |
CA2099658A1 (en) | 1994-01-28 |
US5380822A (en) | 1995-01-10 |
DE69326727D1 (de) | 1999-11-18 |
JPH06157636A (ja) | 1994-06-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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