CA2960665A1 - Methode de controle de l'elasticite de fusion dans le polyethylene basse densite - Google Patents
Methode de controle de l'elasticite de fusion dans le polyethylene basse densite Download PDFInfo
- Publication number
- CA2960665A1 CA2960665A1 CA2960665A CA2960665A CA2960665A1 CA 2960665 A1 CA2960665 A1 CA 2960665A1 CA 2960665 A CA2960665 A CA 2960665A CA 2960665 A CA2960665 A CA 2960665A CA 2960665 A1 CA2960665 A1 CA 2960665A1
- Authority
- CA
- Canada
- Prior art keywords
- process according
- functional
- mono
- initiators
- injection ports
- 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.)
- Abandoned
Links
- 238000000034 method Methods 0.000 title claims abstract description 51
- 239000003999 initiator Substances 0.000 claims abstract description 100
- 238000002347 injection Methods 0.000 claims abstract description 78
- 239000007924 injection Substances 0.000 claims abstract description 78
- 230000008569 process Effects 0.000 claims abstract description 46
- 229920001684 low density polyethylene Polymers 0.000 claims abstract description 37
- 239000004702 low-density polyethylene Substances 0.000 claims abstract description 37
- 239000000155 melt Substances 0.000 claims abstract description 17
- 238000006243 chemical reaction Methods 0.000 claims abstract description 12
- 150000003254 radicals Chemical class 0.000 claims abstract description 8
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 39
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical group CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 33
- 239000012986 chain transfer agent Substances 0.000 claims description 21
- 239000005977 Ethylene Substances 0.000 claims description 15
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical group CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 claims description 10
- -1 polyethylene Polymers 0.000 claims description 6
- 239000004698 Polyethylene Substances 0.000 claims description 5
- 229920000573 polyethylene Polymers 0.000 claims description 5
- 125000000751 azo group Chemical group [*]N=N[*] 0.000 claims description 4
- 150000002432 hydroperoxides Chemical class 0.000 claims description 4
- 150000001451 organic peroxides Chemical class 0.000 claims description 4
- 150000002976 peresters Chemical class 0.000 claims description 4
- 150000001298 alcohols Chemical class 0.000 claims description 3
- 150000001299 aldehydes Chemical class 0.000 claims description 3
- 150000001336 alkenes Chemical class 0.000 claims description 3
- 150000001408 amides Chemical class 0.000 claims description 3
- 150000001412 amines Chemical class 0.000 claims description 3
- 150000002148 esters Chemical class 0.000 claims description 3
- 150000002170 ethers Chemical class 0.000 claims description 3
- 239000012948 isocyanate Substances 0.000 claims description 3
- 150000002513 isocyanates Chemical class 0.000 claims description 3
- 150000002576 ketones Chemical class 0.000 claims description 3
- 150000003003 phosphines Chemical class 0.000 claims description 3
- 229930195734 saturated hydrocarbon Natural products 0.000 claims description 3
- 150000003573 thiols Chemical class 0.000 claims description 3
- 230000003247 decreasing effect Effects 0.000 claims description 2
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 claims 1
- 239000011347 resin Substances 0.000 description 41
- 229920005989 resin Polymers 0.000 description 41
- 238000009826 distribution Methods 0.000 description 16
- 229920000642 polymer Polymers 0.000 description 12
- 238000006116 polymerization reaction Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 7
- 230000008859 change Effects 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 6
- 230000004075 alteration Effects 0.000 description 5
- LSXWFXONGKSEMY-UHFFFAOYSA-N di-tert-butyl peroxide Chemical compound CC(C)(C)OOC(C)(C)C LSXWFXONGKSEMY-UHFFFAOYSA-N 0.000 description 5
- FVQMJJQUGGVLEP-UHFFFAOYSA-N (2-methylpropan-2-yl)oxy 2-ethylhexaneperoxoate Chemical compound CCCCC(CC)C(=O)OOOC(C)(C)C FVQMJJQUGGVLEP-UHFFFAOYSA-N 0.000 description 3
- HSLFISVKRDQEBY-UHFFFAOYSA-N 1,1-bis(tert-butylperoxy)cyclohexane Chemical compound CC(C)(C)OOC1(OOC(C)(C)C)CCCCC1 HSLFISVKRDQEBY-UHFFFAOYSA-N 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 150000002978 peroxides Chemical class 0.000 description 3
- NMOALOSNPWTWRH-UHFFFAOYSA-N tert-butyl 7,7-dimethyloctaneperoxoate Chemical compound CC(C)(C)CCCCCC(=O)OOC(C)(C)C NMOALOSNPWTWRH-UHFFFAOYSA-N 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000012969 di-tertiary-butyl peroxide Substances 0.000 description 2
- 238000007765 extrusion coating Methods 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000010534 mechanism of action Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 238000010526 radical polymerization reaction Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 229940041735 rexall Drugs 0.000 description 1
- 238000000518 rheometry Methods 0.000 description 1
- 238000013341 scale-up Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- C08F2/00—Processes of polymerisation
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)
- Polymerisation Methods In General (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA2960665A CA2960665A1 (fr) | 2017-03-14 | 2017-03-14 | Methode de controle de l'elasticite de fusion dans le polyethylene basse densite |
| PCT/IB2018/051484 WO2018167610A1 (fr) | 2017-03-14 | 2018-03-07 | Procédé de commande de l'élasticité de fusion dans un ldpe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA2960665A CA2960665A1 (fr) | 2017-03-14 | 2017-03-14 | Methode de controle de l'elasticite de fusion dans le polyethylene basse densite |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2960665A1 true CA2960665A1 (fr) | 2018-09-14 |
Family
ID=61692030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2960665A Abandoned CA2960665A1 (fr) | 2017-03-14 | 2017-03-14 | Methode de controle de l'elasticite de fusion dans le polyethylene basse densite |
Country Status (2)
| Country | Link |
|---|---|
| CA (1) | CA2960665A1 (fr) |
| WO (1) | WO2018167610A1 (fr) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3293233A (en) | 1963-04-09 | 1966-12-20 | Rexall Drug Chemical | Process for polymerizing ethylene at high pressures in the presence of a mixture of peroxides having different half lives |
| RU2009137375A (ru) * | 2007-03-09 | 2011-04-20 | Дау Глобал Текнолоджиз Инк. (Us) | Система свободнорадикального инициатора и способ свободнорадикальной полимеризации высокого давления для получения полимерного полиэтилена низкой плотности |
| BR112013016031B1 (pt) * | 2010-12-22 | 2020-04-07 | Basell Polyolefine Gmbh | processo para preparar copolímero de etileno na presença de iniciador da polimerização por radicais livres por copolimerização de etileno, copolímero de etileno obtido por tal processo e seu uso, bem como processo para revestimento por extrusão de um substrato |
-
2017
- 2017-03-14 CA CA2960665A patent/CA2960665A1/fr not_active Abandoned
-
2018
- 2018-03-07 WO PCT/IB2018/051484 patent/WO2018167610A1/fr active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018167610A1 (fr) | 2018-09-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FZDE | Discontinued |
Effective date: 20220915 |
|
| FZDE | Discontinued |
Effective date: 20220915 |