CA1314345C - Methode pour la fabrication de pellicule de polyolefine a partir de melanges de polyolefines - Google Patents

Methode pour la fabrication de pellicule de polyolefine a partir de melanges de polyolefines

Info

Publication number: CA1314345C
Authority: CA; Canada
Prior art keywords: polyethylene; weight; blend; ethylene; low density
Prior art date: 1986-12-23
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 - Fee Related

Application number

CA000555093A

Other languages

English (en)

Inventor

Peter Yates Kelly

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

DuPont Canada Inc

Original Assignee

DuPont Canada Inc

Priority date (The priority date 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 date listed.)

1986-12-23

Filing date

1987-12-22

Publication date

1993-03-09

1986-12-23 Priority claimed from GB8630691A external-priority patent/GB2186393B/en

1987-12-22 Application filed by DuPont Canada Inc filed Critical DuPont Canada Inc

1993-03-09 Application granted granted Critical

1993-03-09 Publication of CA1314345C publication Critical patent/CA1314345C/fr

2010-03-09 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

238000000034 method Methods 0.000 title claims abstract description 49
239000000203 mixture Substances 0.000 title claims abstract description 40
238000004519 manufacturing process Methods 0.000 title claims abstract description 27
229920000098 polyolefin Polymers 0.000 title abstract description 7
229920000573 polyethylene Polymers 0.000 claims abstract description 105
-1 polyethylene Polymers 0.000 claims abstract description 99
239000004698 Polyethylene Substances 0.000 claims abstract description 97
VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims abstract description 30
239000005977 Ethylene Substances 0.000 claims abstract description 30
229920001577 copolymer Polymers 0.000 claims abstract description 13
229920000092 linear low density polyethylene Polymers 0.000 claims abstract description 10
239000004707 linear low-density polyethylene Substances 0.000 claims abstract description 10
239000004215 Carbon black (E152) Substances 0.000 claims abstract description 9
150000008064 anhydrides Chemical class 0.000 claims abstract description 9
229920001519 homopolymer Polymers 0.000 claims abstract description 9
229930195733 hydrocarbon Natural products 0.000 claims abstract description 9
150000002430 hydrocarbons Chemical class 0.000 claims abstract description 9
239000004711 α-olefin Substances 0.000 claims abstract description 9
150000001732 carboxylic acid derivatives Chemical class 0.000 claims abstract description 8
FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims abstract description 8
229920000642 polymer Polymers 0.000 claims description 35
239000002245 particle Substances 0.000 claims description 14
150000001451 organic peroxides Chemical class 0.000 claims description 13
229920001684 low density polyethylene Polymers 0.000 claims description 7
239000004702 low-density polyethylene Substances 0.000 claims description 7
239000003431 cross linking reagent Substances 0.000 claims description 5
OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims description 3
VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 claims description 3
239000011976 maleic acid Substances 0.000 claims description 3
VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 claims description 3
230000003287 optical effect Effects 0.000 abstract 1
229920000578 graft copolymer Polymers 0.000 description 9
150000002978 peroxides Chemical class 0.000 description 9
238000001125 extrusion Methods 0.000 description 7
239000000155 melt Substances 0.000 description 7
UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
239000006057 Non-nutritive feed additive Substances 0.000 description 3
239000000654 additive Substances 0.000 description 3
239000000178 monomer Substances 0.000 description 3
230000000704 physical effect Effects 0.000 description 3
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
150000001491 aromatic compounds Chemical class 0.000 description 2
RWGFKTVRMDUZSP-UHFFFAOYSA-N cumene Chemical compound CC(C)C1=CC=CC=C1 RWGFKTVRMDUZSP-UHFFFAOYSA-N 0.000 description 2
229920001971 elastomer Polymers 0.000 description 2
239000000806 elastomer Substances 0.000 description 2
238000002156 mixing Methods 0.000 description 2
239000008188 pellet Substances 0.000 description 2
230000002195 synergetic effect Effects 0.000 description 2
UNEATYXSUBPPKP-UHFFFAOYSA-N 1,3-Diisopropylbenzene Chemical compound CC(C)C1=CC=CC(C(C)C)=C1 UNEATYXSUBPPKP-UHFFFAOYSA-N 0.000 description 1
XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical compound C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 description 1
235000006679 Mentha X verticillata Nutrition 0.000 description 1
235000002899 Mentha suaveolens Nutrition 0.000 description 1
235000001636 Mentha x rotundifolia Nutrition 0.000 description 1
239000004793 Polystyrene Substances 0.000 description 1
239000003570 air Substances 0.000 description 1
239000003963 antioxidant agent Substances 0.000 description 1
239000002216 antistatic agent Substances 0.000 description 1
150000001555 benzenes Chemical class 0.000 description 1
238000000071 blow moulding Methods 0.000 description 1
150000001735 carboxylic acids Chemical class 0.000 description 1
238000006243 chemical reaction Methods 0.000 description 1
230000000052 comparative effect Effects 0.000 description 1
150000001875 compounds Chemical class 0.000 description 1
239000012967 coordination catalyst Substances 0.000 description 1
238000007334 copolymerization reaction Methods 0.000 description 1
230000001627 detrimental effect Effects 0.000 description 1
239000011953 free-radical catalyst Substances 0.000 description 1
239000007789 gas Substances 0.000 description 1
239000008187 granular material Substances 0.000 description 1
238000000227 grinding Methods 0.000 description 1
239000001307 helium Substances 0.000 description 1
229910052734 helium Inorganic materials 0.000 description 1
SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
238000000465 moulding Methods 0.000 description 1
229910052757 nitrogen Inorganic materials 0.000 description 1
238000004806 packaging method and process Methods 0.000 description 1
238000005453 pelletization Methods 0.000 description 1
239000000049 pigment Substances 0.000 description 1
230000000379 polymerizing effect Effects 0.000 description 1
229920002223 polystyrene Polymers 0.000 description 1
239000000843 powder Substances 0.000 description 1
239000012748 slip agent Substances 0.000 description 1
239000003381 stabilizer Substances 0.000 description 1
230000000087 stabilizing effect Effects 0.000 description 1
238000003860 storage Methods 0.000 description 1
239000000454 talc Substances 0.000 description 1
229910052623 talc Inorganic materials 0.000 description 1
239000000326 ultraviolet stabilizing agent Substances 0.000 description 1
239000001993 wax Substances 0.000 description 1

Landscapes

Compositions Of Macromolecular Compounds (AREA)
Extrusion Moulding Of Plastics Or The Like (AREA)

CA000555093A 1986-12-23 1987-12-22 Methode pour la fabrication de pellicule de polyolefine a partir de melanges de polyolefines Expired - Fee Related CA1314345C (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB8630691A GB2186393B (en)	1985-12-28	1986-12-23	Automatic door system and method for controlling automatic door in turning-on time of its power supply
GB86.30691		1986-12-29

Publications (1)

Publication Number	Publication Date
CA1314345C true CA1314345C (fr)	1993-03-09

Family

ID=10609466

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000555093A Expired - Fee Related CA1314345C (fr)	1986-12-23	1987-12-22	Methode pour la fabrication de pellicule de polyolefine a partir de melanges de polyolefines

Country Status (1)

Country	Link
CA (1)	CA1314345C (fr)

1987
- 1987-12-22 CA CA000555093A patent/CA1314345C/fr not_active Expired - Fee Related

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Legal Events

Date	Code	Title	Description
1996-09-10	MKLA	Lapsed