DE1520714C3 - Verfahren zur kontinuierlichen Abtrennung fester feiner Polyolefinteilchen aus einer bei der Niederdruck-Polymerisation anfallenden Aufschlämmung - Google Patents
Verfahren zur kontinuierlichen Abtrennung fester feiner Polyolefinteilchen aus einer bei der Niederdruck-Polymerisation anfallenden AufschlämmungInfo
- Publication number
- DE1520714C3 DE1520714C3 DE1520714A DES0072093A DE1520714C3 DE 1520714 C3 DE1520714 C3 DE 1520714C3 DE 1520714 A DE1520714 A DE 1520714A DE S0072093 A DES0072093 A DE S0072093A DE 1520714 C3 DE1520714 C3 DE 1520714C3
- Authority
- DE
- Germany
- Prior art keywords
- pressure
- solid
- slurry
- hydrocarbons
- low
- 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 23
- 229920000098 polyolefin Polymers 0.000 title claims description 19
- 239000002002 slurry Substances 0.000 title claims description 19
- 239000007787 solid Substances 0.000 title claims description 19
- 238000006116 polymerization reaction Methods 0.000 title claims description 14
- 239000002245 particle Substances 0.000 title claims description 12
- 238000000926 separation method Methods 0.000 title claims description 8
- 229930195733 hydrocarbon Natural products 0.000 claims description 23
- 150000002430 hydrocarbons Chemical class 0.000 claims description 23
- 239000000203 mixture Substances 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 7
- 125000004432 carbon atom Chemical group C* 0.000 claims description 4
- 238000009835 boiling Methods 0.000 claims description 3
- 238000009833 condensation Methods 0.000 claims description 2
- 230000005494 condensation Effects 0.000 claims description 2
- 238000000746 purification Methods 0.000 claims 1
- 239000007788 liquid Substances 0.000 description 23
- -1 polyethylene Polymers 0.000 description 19
- 239000004743 Polypropylene Substances 0.000 description 15
- 229920001155 polypropylene Polymers 0.000 description 15
- 238000006243 chemical reaction Methods 0.000 description 14
- 239000000843 powder Substances 0.000 description 13
- 239000002904 solvent Substances 0.000 description 11
- 239000004215 Carbon black (E152) Substances 0.000 description 9
- 239000003054 catalyst Substances 0.000 description 9
- 229920000642 polymer Polymers 0.000 description 9
- 238000001035 drying Methods 0.000 description 6
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 6
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 6
- 239000003085 diluting agent Substances 0.000 description 5
- 239000004698 Polyethylene Substances 0.000 description 4
- 229920000573 polyethylene Polymers 0.000 description 4
- 238000011282 treatment Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 239000011261 inert gas Substances 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 235000021395 porridge Nutrition 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 241000589614 Pseudomonas stutzeri Species 0.000 description 1
- 125000003158 alcohol group Chemical group 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- WABPQHHGFIMREM-AHCXROLUSA-N lead-203 Chemical compound [203Pb] WABPQHHGFIMREM-AHCXROLUSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 1
- 239000004711 α-olefin Substances 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
- C08F6/00—Post-polymerisation treatments
- C08F6/06—Treatment of polymer solutions
- C08F6/12—Separation of polymers from solutions
-
- 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
- Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S526/909—Polymerization characterized by particle size of product
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US3458A US3040015A (en) | 1960-01-19 | 1960-01-19 | Polyolefin recovery process |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE1520714A1 DE1520714A1 (de) | 1970-01-08 |
| DE1520714B2 DE1520714B2 (de) | 1973-07-12 |
| DE1520714C3 true DE1520714C3 (de) | 1978-09-07 |
Family
ID=21705969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1520714A Expired DE1520714C3 (de) | 1960-01-19 | 1961-01-17 | Verfahren zur kontinuierlichen Abtrennung fester feiner Polyolefinteilchen aus einer bei der Niederdruck-Polymerisation anfallenden Aufschlämmung |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3040015A (OSRAM) |
| BE (1) | BE599154A (OSRAM) |
| DE (1) | DE1520714C3 (OSRAM) |
| GB (1) | GB898838A (OSRAM) |
| SE (1) | SE305077B (OSRAM) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3326781A (en) * | 1963-07-15 | 1967-06-20 | Phillips Petroleum Co | Recovery of organic polar compounds from polymerization processes |
| US4184036A (en) | 1978-06-12 | 1980-01-15 | Mitsui Toatsu Chemicals, Incorporated | Method for recovering atactic polypropylene |
| JPS62129164A (ja) * | 1985-11-28 | 1987-06-11 | Mitsui Toatsu Chem Inc | 重合体粉末と搬送ガスの分離方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1840857A (en) * | 1928-03-01 | 1932-01-12 | Techno Chemical Lab Ltd | Drying device |
| NL194240A (OSRAM) * | 1954-04-05 | |||
| US2858902A (en) * | 1956-08-03 | 1958-11-04 | Phillips Petroleum Co | Solvent recovery process |
| US2845414A (en) * | 1956-11-05 | 1958-07-29 | Exxon Research Engineering Co | Olefin polymerization process |
| US2957859A (en) * | 1957-11-13 | 1960-10-25 | Sun Oil Co | Purification of polyolefins |
-
1960
- 1960-01-19 US US3458A patent/US3040015A/en not_active Expired - Lifetime
-
1961
- 1961-01-17 GB GB1894/61A patent/GB898838A/en not_active Expired
- 1961-01-17 DE DE1520714A patent/DE1520714C3/de not_active Expired
- 1961-01-17 BE BE599154A patent/BE599154A/nl unknown
- 1961-01-17 SE SE424/61A patent/SE305077B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB898838A (en) | 1962-06-14 |
| SE305077B (OSRAM) | 1968-10-14 |
| BE599154A (nl) | 1961-07-17 |
| DE1520714B2 (de) | 1973-07-12 |
| DE1520714A1 (de) | 1970-01-08 |
| US3040015A (en) | 1962-06-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| SH | Request for examination between 03.10.1968 and 22.04.1971 | ||
| C3 | Grant after two publication steps (3rd publication) |