CN115243878B - 具有聚酰胺覆盖层的共挤出的交联的聚烯烃泡沫体 - Google Patents

具有聚酰胺覆盖层的共挤出的交联的聚烯烃泡沫体

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Publication number
CN115243878B
CN115243878B CN202180019496.5A CN202180019496A CN115243878B CN 115243878 B CN115243878 B CN 115243878B CN 202180019496 A CN202180019496 A CN 202180019496A CN 115243878 B CN115243878 B CN 115243878B
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CN
China
Prior art keywords
layer
polypropylene
foam
polyethylene
foam structure
Prior art date
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Application number
CN202180019496.5A
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English (en)
Chinese (zh)
Other versions
CN115243878A (zh
Inventor
P·谢拉兹基
J·J·鲍德温
D·本-达特
K·M·博克
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.)
Toray Plastics America Inc
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Toray Plastics America Inc
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Filing date
Publication date
Priority claimed from US16/836,229 external-priority patent/US11479016B2/en
Priority claimed from US16/836,389 external-priority patent/US11628648B2/en
Application filed by Toray Plastics America Inc filed Critical Toray Plastics America Inc
Publication of CN115243878A publication Critical patent/CN115243878A/zh
Application granted granted Critical
Publication of CN115243878B publication Critical patent/CN115243878B/zh
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    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2205/00—Foams characterised by their properties
    • C08J2205/04—Foams characterised by their properties characterised by the foam pores
    • C08J2205/052—Closed cells, i.e. more than 50% of the pores are closed
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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    • 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
    • C08J2323/04—Homopolymers or copolymers of ethene
    • C08J2323/06—Polyethene
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    • 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
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    • C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2423/02—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
    • C08J2423/04—Homopolymers or copolymers of ethene
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    • C—CHEMISTRY; METALLURGY
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    • C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2423/02—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
    • C08J2423/10—Homopolymers or copolymers of propene
    • C08J2423/12—Polypropene
    • 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
    • C08J2477/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers

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CN202180019496.5A 2020-03-31 2021-03-26 具有聚酰胺覆盖层的共挤出的交联的聚烯烃泡沫体 Active CN115243878B (zh)

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US16/836,229 US11479016B2 (en) 2020-03-31 2020-03-31 Coextruded crosslinked polyolefin foam with polyamide cap layers
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US16/836,389 US11628648B2 (en) 2020-03-31 2020-03-31 Method of making coextruded crosslinked polyolefin foam with polyamide cap layers
US16/836,229 2020-03-31
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EP2258545A1 (de) * 2009-05-19 2010-12-08 Huhtamaki Forchheim Zweigniederlassung der Huhtamaki Deutschland GmbH & Co. KG Leicht zu öffnende Verpackung
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