CA2190005C - Film de module moyen comprenant du polyethylene sensiblement lineaire et procede de fabrication - Google Patents

Film de module moyen comprenant du polyethylene sensiblement lineaire et procede de fabrication Download PDF

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Publication number
CA2190005C
CA2190005C CA002190005A CA2190005A CA2190005C CA 2190005 C CA2190005 C CA 2190005C CA 002190005 A CA002190005 A CA 002190005A CA 2190005 A CA2190005 A CA 2190005A CA 2190005 C CA2190005 C CA 2190005C
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CA
Canada
Prior art keywords
film
linear ethylene
range
polymer
olefin
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 - Lifetime
Application number
CA002190005A
Other languages
English (en)
Other versions
CA2190005A1 (fr
Inventor
Jeffrey J. Wooster
Brad A. Cobler
Larry D. Cady
David G. Bertelsman
Lisa E. Dodson
Osborne K. Mckinney
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.)
Dow Global Technologies LLC
Original Assignee
Dow Global Technologies LLC
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.)
Filing date
Publication date
Application filed by Dow Global Technologies LLC filed Critical Dow Global Technologies LLC
Priority claimed from PCT/US1995/005757 external-priority patent/WO1995030713A1/fr
Publication of CA2190005A1 publication Critical patent/CA2190005A1/fr
Application granted granted Critical
Publication of CA2190005C publication Critical patent/CA2190005C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

Des films de polyéthylène de module moyen et à résistance à la déchirure améliorée sont destinés à des applications d'emballage surrésistant et à des utilisations de remplissage à chaud. Les compositions de ces films contiennent un polyéthylène linéaire de poids moléculaire élevé et un interpolymère d'.alpha.-oléfine/éthylène sensiblement linéaire. Ce film présente une épaisseur d'au moins environ 1,25 millièmes de pouce (31 microns), une densité comprise dans une plage de 0,923 à 0,95 g/cm?3¿ et, généralement, une résistance à la déchirure ou aux chocs supérieure d'au moins 30 % aux films de polyéthylène industriels couramment utilisés. Ce nouveau film présente une stabilité dimensionnelle et des caractéristiques de résistance supérieures, qui permettent de réaliser des économies appréciables grâce à une réduction du calibre.
CA002190005A 1994-05-09 1995-05-09 Film de module moyen comprenant du polyethylene sensiblement lineaire et procede de fabrication Expired - Lifetime CA2190005C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US23949694A 1994-05-09 1994-05-09
US08/239,496 1994-05-09
PCT/US1995/005757 WO1995030713A1 (fr) 1994-05-09 1995-05-09 Film de module moyen comprenant du polyethylene sensiblement lineaire et procede de fabrication

Publications (2)

Publication Number Publication Date
CA2190005A1 CA2190005A1 (fr) 1995-11-16
CA2190005C true CA2190005C (fr) 2006-04-04

Family

ID=36143244

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002190005A Expired - Lifetime CA2190005C (fr) 1994-05-09 1995-05-09 Film de module moyen comprenant du polyethylene sensiblement lineaire et procede de fabrication

Country Status (1)

Country Link
CA (1) CA2190005C (fr)

Also Published As

Publication number Publication date
CA2190005A1 (fr) 1995-11-16

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