NL8600144A - Werkwijze voor het zuiveren van een thermoplastisch polymeer. - Google Patents
Werkwijze voor het zuiveren van een thermoplastisch polymeer. Download PDFInfo
- Publication number
- NL8600144A NL8600144A NL8600144A NL8600144A NL8600144A NL 8600144 A NL8600144 A NL 8600144A NL 8600144 A NL8600144 A NL 8600144A NL 8600144 A NL8600144 A NL 8600144A NL 8600144 A NL8600144 A NL 8600144A
- Authority
- NL
- Netherlands
- Prior art keywords
- gas
- polymer
- extruder
- pressure
- gas mixture
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 29
- 229920001169 thermoplastic Polymers 0.000 title claims description 4
- 229920000642 polymer Polymers 0.000 claims description 32
- 239000000203 mixture Substances 0.000 claims description 18
- 229920002943 EPDM rubber Polymers 0.000 claims description 3
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 3
- 239000005977 Ethylene Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 2
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims description 2
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims description 2
- 239000007789 gas Substances 0.000 claims 9
- 239000000463 material Substances 0.000 description 19
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 14
- 238000000605 extraction Methods 0.000 description 11
- 238000001125 extrusion Methods 0.000 description 9
- OJOWICOBYCXEKR-KRXBUXKQSA-N (5e)-5-ethylidenebicyclo[2.2.1]hept-2-ene Chemical compound C1C2C(=C/C)/CC1C=C2 OJOWICOBYCXEKR-KRXBUXKQSA-N 0.000 description 7
- HECLRDQVFMWTQS-RGOKHQFPSA-N 1755-01-7 Chemical compound C1[C@H]2[C@@H]3CC=C[C@@H]3[C@@H]1C=C2 HECLRDQVFMWTQS-RGOKHQFPSA-N 0.000 description 7
- 239000012535 impurity Substances 0.000 description 7
- 239000007858 starting material Substances 0.000 description 7
- 238000000746 purification Methods 0.000 description 6
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 5
- -1 ethylene, propylene Chemical group 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 229920002285 poly(styrene-co-acrylonitrile) Polymers 0.000 description 4
- 238000000194 supercritical-fluid extraction Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000032258 transport Effects 0.000 description 3
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 description 2
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 2
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 229920000098 polyolefin Polymers 0.000 description 2
- 239000005060 rubber Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000004711 α-olefin Chemical group 0.000 description 2
- PYSRRFNXTXNWCD-UHFFFAOYSA-N 3-(2-phenylethenyl)furan-2,5-dione Chemical compound O=C1OC(=O)C(C=CC=2C=CC=CC=2)=C1 PYSRRFNXTXNWCD-UHFFFAOYSA-N 0.000 description 1
- JDCCCHBBXRQRGU-UHFFFAOYSA-N 5-phenylpenta-2,4-dienenitrile Chemical class N#CC=CC=CC1=CC=CC=C1 JDCCCHBBXRQRGU-UHFFFAOYSA-N 0.000 description 1
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- 101100257136 Caenorhabditis elegans sma-5 gene Proteins 0.000 description 1
- 206010017577 Gait disturbance Diseases 0.000 description 1
- 229920003189 Nylon 4,6 Polymers 0.000 description 1
- 229920002292 Nylon 6 Polymers 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000005062 Polybutadiene Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 229920000147 Styrene maleic anhydride Polymers 0.000 description 1
- 125000005250 alkyl acrylate group Chemical group 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 125000002897 diene group Chemical group 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 125000000816 ethylene group Chemical group [H]C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920002857 polybutadiene Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
- B29C67/24—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 characterised by the choice of material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/80—Component parts, details or accessories; Auxiliary operations
- B29B7/84—Venting or degassing ; Removing liquids, e.g. by evaporating components
- B29B7/845—Venting, degassing or removing evaporated components in devices with rotary stirrers
- B29B7/847—Removing of gaseous components before or after mixing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/76—Venting, drying means; Degassing means
- B29C48/762—Vapour stripping
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/16—EPM, i.e. ethylene-propylene copolymers; EPDM, i.e. ethylene-propylene-diene copolymers; EPT, i.e. ethylene-propylene terpolymers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL8600144A NL8600144A (nl) | 1986-01-23 | 1986-01-23 | Werkwijze voor het zuiveren van een thermoplastisch polymeer. |
| EP87200094A EP0233661A1 (en) | 1986-01-23 | 1987-01-22 | Process for purifying a thermoplastic polymer |
| AU67970/87A AU6797087A (en) | 1986-01-23 | 1987-01-23 | Purifying polymers by gas extraction in an extruder |
| JP62012619A JPS62172003A (ja) | 1986-01-23 | 1987-01-23 | 熱可塑性ポリマ−の精製法 |
| BR8701089A BR8701089A (pt) | 1986-01-23 | 1987-03-10 | Processo para purificacao de um polimero termoplastico |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL8600144A NL8600144A (nl) | 1986-01-23 | 1986-01-23 | Werkwijze voor het zuiveren van een thermoplastisch polymeer. |
| NL8600144 | 1986-01-23 | ||
| BR8701089A BR8701089A (pt) | 1986-01-23 | 1987-03-10 | Processo para purificacao de um polimero termoplastico |
| BR8701089 | 1987-03-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL8600144A true NL8600144A (nl) | 1987-08-17 |
Family
ID=25664178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL8600144A NL8600144A (nl) | 1986-01-23 | 1986-01-23 | Werkwijze voor het zuiveren van een thermoplastisch polymeer. |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP0233661A1 (pt) |
| JP (1) | JPS62172003A (pt) |
| AU (1) | AU6797087A (pt) |
| BR (1) | BR8701089A (pt) |
| NL (1) | NL8600144A (pt) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4958006A (en) * | 1988-06-28 | 1990-09-18 | Union Carbide Chemicals And Plastics Inc. | Fluidized bed product discharge process |
| US5237048A (en) * | 1988-09-22 | 1993-08-17 | Toyo Engineering Corporation | Method for purifying polymer |
| JPH0286604A (ja) * | 1988-09-22 | 1990-03-27 | Toyo Eng Corp | 重合体の精製方法 |
| DE3840293A1 (de) * | 1988-11-30 | 1990-05-31 | Werner & Pfleiderer | Verfahren zum entfernen von verunreinigungen aus polymeren kunststoffen und vorrichtung zur durchfuehrung des verfahrens |
| JPH02169603A (ja) * | 1988-12-23 | 1990-06-29 | Toyo Eng Corp | 重合体分散液の精製方法 |
| JPH03273006A (ja) * | 1990-03-22 | 1991-12-04 | Toyo Eng Corp | 重合体の精製方法 |
| DE19505680C1 (de) * | 1995-02-20 | 1996-05-23 | Inventa Ag | Kondensations-Spritzgußverfahren zur Herstellung von Flaschenvorformlingen aus Polyethylenterephthalat und/oder seinen Copolyestern sowie nach diesem Verfahren herstellbare Vorformlinge |
| US6369192B1 (en) | 1995-10-27 | 2002-04-09 | Praxair Technology, Inc. | Methods for removing contaminants from polymers |
| US5691445A (en) * | 1996-03-28 | 1997-11-25 | Novacor Chemicals (International) S.A. | Devolatilization |
| GB2311992A (en) * | 1996-04-10 | 1997-10-15 | Bespak Plc | A method of cleaning or purifying elastomers and elastomeric articles which are intended for medical or pharmaceutical uses |
| DE102004002159A1 (de) * | 2004-01-15 | 2005-08-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zur Reinigung von Polymeren, insbesondere Kunststoffrezyklaten |
| WO2006022385A1 (ja) * | 2004-08-26 | 2006-03-02 | Daikin Industries, Ltd. | 含フッ素ポリマー精製方法、含フッ素ポリマー製造方法及び含フッ素エラストマー |
| WO2022128167A1 (en) | 2020-12-18 | 2022-06-23 | Agiplast Italia Srl | Process for exracting hydrocarbons from a polyamide -associated polyamides uses and products |
| DE102022124540A1 (de) * | 2022-09-23 | 2024-03-28 | SKZ - KFE gGmbH | Verfahren und Vorrichtung zur Entfernung von volatilen Störstoffen aus Kunststoffabfällen |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3683511A (en) * | 1970-09-04 | 1972-08-15 | Firestone Tire & Rubber Co | Method of removing volatiles from an elastomer |
| US3799234A (en) * | 1971-02-22 | 1974-03-26 | Welding Engineers | Countercurrent vapor stripping in screw devolatilizer |
| GB1590532A (en) * | 1976-08-04 | 1981-06-03 | Exxon Research Engineering Co | Elastomer extrusion drying with gas injection |
| US4198265A (en) * | 1977-11-30 | 1980-04-15 | The Firestone Tire & Rubber Company | Method of removing volatiles from an elastomer |
| NL8102930A (nl) * | 1981-06-17 | 1983-01-17 | Stamicarbon | Werkwijze voor het bereiden van polymeersmelten die vrijwel vrij zijn van vluchtige bestanddelen. |
| DE3323940A1 (de) * | 1983-07-02 | 1985-01-10 | Hoechst Ag, 6230 Frankfurt | Verfahren zur reinigung von polymeren |
| NL8303942A (nl) * | 1983-11-17 | 1985-06-17 | Stamicarbon | Werkwijze voor de zuivering van een rubber. |
-
1986
- 1986-01-23 NL NL8600144A patent/NL8600144A/nl not_active Application Discontinuation
-
1987
- 1987-01-22 EP EP87200094A patent/EP0233661A1/en not_active Withdrawn
- 1987-01-23 AU AU67970/87A patent/AU6797087A/en not_active Abandoned
- 1987-01-23 JP JP62012619A patent/JPS62172003A/ja active Pending
- 1987-03-10 BR BR8701089A patent/BR8701089A/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AU6797087A (en) | 1987-07-30 |
| EP0233661A1 (en) | 1987-08-26 |
| JPS62172003A (ja) | 1987-07-29 |
| BR8701089A (pt) | 1988-09-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A1B | A search report has been drawn up | ||
| BV | The patent application has lapsed |