DE1770254C3 - Verfahren und Vorrichtung zur Ge winnung von normalen, festem, thermo plastischem Polymerisat - Google Patents
Verfahren und Vorrichtung zur Ge winnung von normalen, festem, thermo plastischem PolymerisatInfo
- Publication number
- DE1770254C3 DE1770254C3 DE1770254A DE1770254A DE1770254C3 DE 1770254 C3 DE1770254 C3 DE 1770254C3 DE 1770254 A DE1770254 A DE 1770254A DE 1770254 A DE1770254 A DE 1770254A DE 1770254 C3 DE1770254 C3 DE 1770254C3
- Authority
- DE
- Germany
- Prior art keywords
- polymer
- solvent
- pressure
- chamber
- cleaning
- 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
Links
- 238000000034 method Methods 0.000 title claims description 22
- 239000007787 solid Substances 0.000 title claims description 20
- 229920001169 thermoplastic Polymers 0.000 title claims description 7
- 238000011084 recovery Methods 0.000 title description 3
- 229920000642 polymer Polymers 0.000 claims description 85
- 239000002904 solvent Substances 0.000 claims description 58
- 238000001704 evaporation Methods 0.000 claims description 42
- 230000008020 evaporation Effects 0.000 claims description 41
- 238000004140 cleaning Methods 0.000 claims description 28
- 238000002844 melting Methods 0.000 claims description 14
- 230000008018 melting Effects 0.000 claims description 14
- -1 polyethylene Polymers 0.000 claims description 11
- 239000004698 Polyethylene Substances 0.000 claims description 8
- 229920000573 polyethylene Polymers 0.000 claims description 8
- 239000005062 Polybutadiene Substances 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 229920002857 polybutadiene Polymers 0.000 claims description 7
- 239000004793 Polystyrene Substances 0.000 claims description 4
- 229920002223 polystyrene Polymers 0.000 claims description 4
- 125000001931 aliphatic group Chemical group 0.000 claims description 3
- 125000004432 carbon atom Chemical group C* 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 239000013557 residual solvent Substances 0.000 claims description 3
- 229920002367 Polyisobutene Polymers 0.000 claims description 2
- 239000004743 Polypropylene Substances 0.000 claims description 2
- 229920001577 copolymer Polymers 0.000 claims description 2
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- 229920001155 polypropylene Polymers 0.000 claims description 2
- 238000000935 solvent evaporation Methods 0.000 claims description 2
- 230000001276 controlling effect Effects 0.000 claims 1
- 238000003756 stirring Methods 0.000 claims 1
- 239000000243 solution Substances 0.000 description 24
- 239000003054 catalyst Substances 0.000 description 18
- 238000006243 chemical reaction Methods 0.000 description 15
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 8
- 239000005977 Ethylene Substances 0.000 description 8
- 239000002245 particle Substances 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 6
- 239000007788 liquid Substances 0.000 description 5
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 239000011261 inert gas Substances 0.000 description 4
- QGJOPFRUJISHPQ-UHFFFAOYSA-N Carbon disulfide Chemical compound S=C=S QGJOPFRUJISHPQ-UHFFFAOYSA-N 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 3
- 150000001336 alkenes Chemical class 0.000 description 3
- 229910000423 chromium oxide Inorganic materials 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 3
- 239000011541 reaction mixture Substances 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- UAEPNZWRGJTJPN-UHFFFAOYSA-N methylcyclohexane Chemical compound CC1CCCCC1 UAEPNZWRGJTJPN-UHFFFAOYSA-N 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- REQPQFUJGGOFQL-UHFFFAOYSA-N dimethylcarbamothioyl n,n-dimethylcarbamodithioate Chemical compound CN(C)C(=S)SC(=S)N(C)C REQPQFUJGGOFQL-UHFFFAOYSA-N 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012527 feed solution Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 230000005251 gamma ray Effects 0.000 description 1
- 239000012456 homogeneous solution Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- MYWUZJCMWCOHBA-VIFPVBQESA-N methamphetamine Chemical compound CN[C@@H](C)CC1=CC=CC=C1 MYWUZJCMWCOHBA-VIFPVBQESA-N 0.000 description 1
- GYNNXHKOJHMOHS-UHFFFAOYSA-N methyl-cycloheptane Natural products CC1CCCCCC1 GYNNXHKOJHMOHS-UHFFFAOYSA-N 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- TVMXDCGIABBOFY-UHFFFAOYSA-N octane Chemical compound CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 235000021395 porridge Nutrition 0.000 description 1
- 238000004094 preconcentration Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 229930195734 saturated hydrocarbon Natural products 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- 239000011949 solid catalyst Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 239000006200 vaporizer Substances 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
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
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S159/00—Concentrating evaporators
- Y10S159/10—Organic
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)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US63322767A | 1967-04-24 | 1967-04-24 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE1770254A1 DE1770254A1 (de) | 1972-08-03 |
| DE1770254B2 DE1770254B2 (de) | 1973-03-29 |
| DE1770254C3 true DE1770254C3 (de) | 1973-10-25 |
Family
ID=24538778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1770254A Expired DE1770254C3 (de) | 1967-04-24 | 1968-04-24 | Verfahren und Vorrichtung zur Ge winnung von normalen, festem, thermo plastischem Polymerisat |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3594356A (enExample) |
| BE (1) | BE714075A (enExample) |
| DE (1) | DE1770254C3 (enExample) |
| ES (1) | ES352816A1 (enExample) |
| FR (1) | FR1578879A (enExample) |
| GB (1) | GB1212885A (enExample) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4508592A (en) * | 1976-08-04 | 1985-04-02 | Exxon Research & Engineering Co. | Elastomer extrusion drying with gas injection |
| US4372758A (en) * | 1980-09-02 | 1983-02-08 | Union Carbide Corporation | Degassing process for removing unpolymerized monomers from olefin polymers |
| US4424341A (en) | 1981-09-21 | 1984-01-03 | Phillips Petroleum Company | Separation of solid polymers and liquid diluent |
| US5434239A (en) * | 1993-10-18 | 1995-07-18 | E. I. Du Pont De Nemours And Company | Continuous polyester process |
| US5599900A (en) * | 1993-10-18 | 1997-02-04 | E. I. Du Pont De Nemours And Company | Polyesters production process |
| US5478922A (en) * | 1994-07-08 | 1995-12-26 | Union Carbide Chemicals & Plastics Technology Corporation | Process for post reactor purging of residual monomers from solid polymer resins |
| US5538343A (en) * | 1995-03-06 | 1996-07-23 | E. I. Du Pond De Nemours And Company | Apparatus and method for liquid mixing employing nip zones |
| US5856423A (en) * | 1996-12-23 | 1999-01-05 | E. I. Du Pont De Nemours And Company | Apparatus and process for a polycondensation reaction |
| US5677415A (en) * | 1996-03-28 | 1997-10-14 | E. I. Du Pont De Nemours And Company | Apparatus and process for a polycondensation reaction |
| US6239235B1 (en) | 1997-07-15 | 2001-05-29 | Phillips Petroleum Company | High solids slurry polymerization |
| CA2379424A1 (en) * | 1999-07-15 | 2001-01-25 | Phillips Petroleum Company | Slotted slurry take off |
| US6566460B1 (en) | 2000-08-04 | 2003-05-20 | Equistar Chemicals, Lp | Continuous recovery of polymer from a slurry loop reactor |
| US7524904B2 (en) * | 2002-09-16 | 2009-04-28 | Chevron Phillips Chemical Company Lp | Process and apparatus for separating polymer solids, hydrocarbon fluids, and purge gas |
| WO2009070261A2 (en) * | 2007-11-27 | 2009-06-04 | Univation Technologies, Llc | Integrated hydrocarbons feed stripper and method of using the same |
| US8835576B2 (en) | 2010-07-09 | 2014-09-16 | Univation Technologies, Llc | Ethylene expansion for low temperature refrigeration in polyethylene vent recovery |
| WO2015128329A1 (en) | 2014-02-26 | 2015-09-03 | Ineos Europe Ag | Polymerisation process and polymerisation unit comprising a degassing section |
| BR112017013299A2 (pt) | 2014-12-22 | 2018-01-02 | Sabic Global Technologies Bv | processo de transição entre catalisadores incompatíveis |
| CN107207649B (zh) | 2014-12-22 | 2020-06-23 | Sabic环球技术有限责任公司 | 不相容催化剂之间的转换方法 |
| EP3274374B1 (en) | 2015-03-24 | 2018-10-24 | SABIC Global Technologies B.V. | Process for transitioning between incompatible catalysts |
| EP3397654B1 (en) | 2015-12-30 | 2020-07-08 | SABIC Global Technologies B.V. | Improved gas phase olefins polymerization process operating in condensing mode |
| US10029230B1 (en) | 2017-01-24 | 2018-07-24 | Chevron Phillips Chemical Company Lp | Flow in a slurry loop reactor |
| CN110393973B (zh) * | 2018-04-24 | 2022-04-05 | 恒天纤维集团有限公司 | 一种控制溶剂回收循环系统运行稳定性的方法 |
-
1967
- 1967-04-24 US US633227A patent/US3594356A/en not_active Expired - Lifetime
-
1968
- 1968-04-17 ES ES352816A patent/ES352816A1/es not_active Expired
- 1968-04-23 GB GB09169/68A patent/GB1212885A/en not_active Expired
- 1968-04-23 BE BE714075D patent/BE714075A/xx unknown
- 1968-04-24 FR FR1578879D patent/FR1578879A/fr not_active Expired
- 1968-04-24 DE DE1770254A patent/DE1770254C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1212885A (en) | 1970-11-18 |
| ES352816A1 (es) | 1970-01-01 |
| DE1770254A1 (de) | 1972-08-03 |
| DE1770254B2 (de) | 1973-03-29 |
| FR1578879A (enExample) | 1969-08-22 |
| BE714075A (enExample) | 1968-10-23 |
| US3594356A (en) | 1971-07-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) |