CA1055648A - Method for the continuous recovery of soluble polypropylene from spent polymerization media - Google Patents
Method for the continuous recovery of soluble polypropylene from spent polymerization mediaInfo
- Publication number
- CA1055648A CA1055648A CA239,530A CA239530A CA1055648A CA 1055648 A CA1055648 A CA 1055648A CA 239530 A CA239530 A CA 239530A CA 1055648 A CA1055648 A CA 1055648A
- Authority
- CA
- Canada
- Prior art keywords
- polypropylene
- concentrate
- amorphous
- spent
- soluble
- 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
- 239000004743 Polypropylene Substances 0.000 title claims abstract description 69
- -1 polypropylene Polymers 0.000 title claims abstract description 62
- 229920001155 polypropylene Polymers 0.000 title claims abstract description 61
- 238000000034 method Methods 0.000 title claims abstract description 41
- 238000006116 polymerization reaction Methods 0.000 title claims abstract description 30
- 238000011084 recovery Methods 0.000 title claims abstract description 7
- 239000008346 aqueous phase Substances 0.000 claims abstract description 14
- 239000012141 concentrate Substances 0.000 claims description 45
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 claims description 39
- 239000003085 diluting agent Substances 0.000 claims description 10
- 239000012074 organic phase Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 239000011874 heated mixture Substances 0.000 claims description 3
- 239000012071 phase Substances 0.000 abstract description 13
- 238000001704 evaporation Methods 0.000 abstract description 2
- 235000008504 concentrate Nutrition 0.000 description 40
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 27
- 239000000155 melt Substances 0.000 description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 239000003054 catalyst Substances 0.000 description 6
- 238000010908 decantation Methods 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 230000001105 regulatory effect Effects 0.000 description 5
- 239000001993 wax Substances 0.000 description 5
- 238000013019 agitation Methods 0.000 description 4
- 239000000306 component Substances 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 239000004094 surface-active agent Substances 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000000153 supplemental effect Effects 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- DNXHEGUUPJUMQT-UHFFFAOYSA-N (+)-estrone Natural products OC1=CC=C2C3CCC(C)(C(CC4)=O)C4C3CCC2=C1 DNXHEGUUPJUMQT-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 208000036366 Sensation of pressure Diseases 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 150000001348 alkyl chlorides Chemical class 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910001507 metal halide Inorganic materials 0.000 description 1
- 150000005309 metal halides Chemical class 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 230000009965 odorless effect Effects 0.000 description 1
- 150000002902 organometallic compounds Chemical class 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 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
- 238000005086 pumping Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 239000003039 volatile agent Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J11/00—Recovery or working-up of waste materials
- C08J11/04—Recovery or working-up of waste materials of polymers
- C08J11/06—Recovery or working-up of waste materials of polymers without chemical reactions
- C08J11/08—Recovery or working-up of waste materials of polymers without chemical reactions using selective solvents for polymer components
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/10—Homopolymers or copolymers of propene
- C08J2323/12—Polypropene
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Extraction Or Liquid Replacement (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US52372174A | 1974-11-14 | 1974-11-14 | |
| US59733875A | 1975-07-21 | 1975-07-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1055648A true CA1055648A (en) | 1979-05-29 |
Family
ID=27061242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA239,530A Expired CA1055648A (en) | 1974-11-14 | 1975-11-13 | Method for the continuous recovery of soluble polypropylene from spent polymerization media |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS5855965B2 (en)) |
| BG (1) | BG36635A3 (en)) |
| CA (1) | CA1055648A (en)) |
| DE (1) | DE2551059C2 (en)) |
| FR (1) | FR2291216B1 (en)) |
| GB (1) | GB1514499A (en)) |
| IT (1) | IT1052191B (en)) |
| NL (2) | NL181661B (en)) |
| RO (1) | RO70412A (en)) |
| TR (1) | TR19085A (en)) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2957861A (en) * | 1960-10-25 | Process and apparatus for the stripping | ||
| LU34024A1 (en)) * | 1954-11-08 | |||
| NL127536C (en)) * | 1959-09-17 | |||
| US3296240A (en) * | 1963-05-03 | 1967-01-03 | Dow Chemical Co | Recovery of alpha-olefin polymers from solution |
| NL126978C (en)) * | 1964-07-17 |
-
0
- NL NL181661D patent/NL181661C/xx active
-
1975
- 1975-10-31 NL NL7512781A patent/NL181661B/xx not_active IP Right Cessation
- 1975-11-11 TR TR1908575A patent/TR19085A/xx unknown
- 1975-11-12 GB GB4673375A patent/GB1514499A/en not_active Expired
- 1975-11-12 IT IT5218675A patent/IT1052191B/it active
- 1975-11-13 FR FR7534643A patent/FR2291216B1/fr not_active Expired
- 1975-11-13 CA CA239,530A patent/CA1055648A/en not_active Expired
- 1975-11-13 DE DE19752551059 patent/DE2551059C2/de not_active Expired
- 1975-11-14 RO RO8391775A patent/RO70412A/ro unknown
- 1975-11-14 JP JP50137130A patent/JPS5855965B2/ja not_active Expired
- 1975-11-14 BG BG031494A patent/BG36635A3/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2551059C2 (de) | 1988-03-03 |
| GB1514499A (en) | 1978-06-14 |
| RO70412A (ro) | 1982-04-12 |
| DE2551059A1 (de) | 1976-05-26 |
| JPS5173091A (en)) | 1976-06-24 |
| IT1052191B (it) | 1981-06-20 |
| JPS5855965B2 (ja) | 1983-12-13 |
| TR19085A (tr) | 1978-05-01 |
| BG36635A3 (en) | 1984-12-16 |
| FR2291216B1 (fr) | 1980-01-11 |
| NL181661B (nl) | 1987-05-04 |
| NL7512781A (nl) | 1976-05-18 |
| NL181661C (en)) | 1900-01-01 |
| FR2291216A1 (fr) | 1976-06-11 |
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