BR112022007685A2 - Composição de copolímero de etileno e uso da mesma - Google Patents

Composição de copolímero de etileno e uso da mesma

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Publication number
BR112022007685A2
BR112022007685A2 BR112022007685A BR112022007685A BR112022007685A2 BR 112022007685 A2 BR112022007685 A2 BR 112022007685A2 BR 112022007685 A BR112022007685 A BR 112022007685A BR 112022007685 A BR112022007685 A BR 112022007685A BR 112022007685 A2 BR112022007685 A2 BR 112022007685A2
Authority
BR
Brazil
Prior art keywords
ethylene
composition
ethylene copolymer
copolymer composition
copolymer
Prior art date
Application number
BR112022007685A
Other languages
English (en)
Inventor
Sakai Tatsuya
Noda Kiminori
Kamiya Nozomi
Original Assignee
Mitsui Chemicals 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.)
Filing date
Publication date
Application filed by Mitsui Chemicals Inc filed Critical Mitsui Chemicals Inc
Publication of BR112022007685A2 publication Critical patent/BR112022007685A2/pt

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    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
    • C08L23/0853—Vinylacetate
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
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    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
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    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/16—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

COMPOSIÇÃO DE COPOLÍMERO DE ETILENO E USO DA MESMA. Um objeto da presente invenção é prover uma composição capaz de permitir a produção de um produto espumado reticulado apropriado para aplicações de peças de calçado, tais como solas, e excelente em propriedades, tais como propriedades de peso leve, retratilidade térmica, deformação por compressão e resistência mecânica de maneira bem equilibrada, um produto espumado usando a composição e uma peça de calçado usando o mesmo. Uma composição de copolímero de etileno incluindo um copolímero de etileno (A) atendendo a todos os requisitos seguintes (A-a), (A-b), (A-c) e (A-d), borracha de copolímero de etileno/a-olefina tendo 3 a 20 átomos de carbono/polieno não conjugado (B), e, se necessário, um copolímero de etileno/monômero polar (C); (A-a) um teor de grupo vinila por 1.000 átomos de carbono é 0,025 a 0,3, (A-b) MFR10/MFR2,16 é 7 a 20, (A-c) uma densidade é 0,850 a 0,910 g/cm3, e (A-d) uma taxa de fluxo de fusão é 0,01 a 200 g/10 min.
BR112022007685A 2019-10-29 2020-10-20 Composição de copolímero de etileno e uso da mesma BR112022007685A2 (pt)

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