CN108189498B - 包含环烯烃共聚物的多层膜 - Google Patents

包含环烯烃共聚物的多层膜 Download PDF

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Publication number
CN108189498B
CN108189498B CN201810156136.XA CN201810156136A CN108189498B CN 108189498 B CN108189498 B CN 108189498B CN 201810156136 A CN201810156136 A CN 201810156136A CN 108189498 B CN108189498 B CN 108189498B
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China
Prior art keywords
layer
copolymer
ethylene
film structure
coc
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Chinese (zh)
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CN108189498A (zh
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K.豪斯曼
Y.M.特鲁耶
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Dow Chemical Co
Dow Global Technologies LLC
Performance Materials NA Inc
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EI Du Pont de Nemours and Co
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    • B65D65/00—Wrappers or flexible covers; Packaging materials of special type or form
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    • B32B37/15—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state
    • B32B37/153—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state at least one layer is extruded and immediately laminated while in semi-molten state
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/28—Web or sheet containing structurally defined element or component and having an adhesive outermost layer
    • Y10T428/2813—Heat or solvent activated or sealable
    • Y10T428/2817—Heat sealable
    • Y10T428/2826—Synthetic resin or polymer

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Laminated Bodies (AREA)
  • Wrappers (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
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