JP7717047B2 - ポリプロピレン系樹脂発泡粒子、その製造方法及びポリプロピレン系樹脂発泡成形体 - Google Patents

ポリプロピレン系樹脂発泡粒子、その製造方法及びポリプロピレン系樹脂発泡成形体

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Publication number
JP7717047B2
JP7717047B2 JP2022503248A JP2022503248A JP7717047B2 JP 7717047 B2 JP7717047 B2 JP 7717047B2 JP 2022503248 A JP2022503248 A JP 2022503248A JP 2022503248 A JP2022503248 A JP 2022503248A JP 7717047 B2 JP7717047 B2 JP 7717047B2
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polypropylene
less
expanded
mass
beads
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JP2022503248A
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Japanese (ja)
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JPWO2021172016A1 (https=
Inventor
清敬 中山
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Kaneka Corp
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Kaneka Corp
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    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/16—Making expandable particles
    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0066—Use of inorganic compounding ingredients
    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/22—After-treatment of expandable particles; Forming foamed products
    • C08J9/228—Forming foamed products
    • C08J9/232—Forming foamed products by sintering expandable particles
    • 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
    • C08J2201/00—Foams characterised by the foaming process
    • C08J2201/02—Foams characterised by the foaming process characterised by mechanical pre- or post-treatments
    • C08J2201/03—Extrusion of the foamable blend
    • 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
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/06—CO2, N2 or noble gases
    • 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
    • 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
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • 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
    • 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
    • C08J2351/00—Characterised by the use of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers
    • C08J2351/06—Characterised by the use of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers grafted on to homopolymers or copolymers of aliphatic hydrocarbons containing only one carbon-to-carbon double bond
    • 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
    • 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
    • C08J2423/16—Ethene-propene or ethene-propene-diene copolymers
    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/122—Hydrogen, oxygen, CO2, nitrogen or noble gases

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
JP2022503248A 2020-02-25 2021-02-10 ポリプロピレン系樹脂発泡粒子、その製造方法及びポリプロピレン系樹脂発泡成形体 Active JP7717047B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020029600 2020-02-25
JP2020029600 2020-02-25
PCT/JP2021/004944 WO2021172016A1 (ja) 2020-02-25 2021-02-10 ポリプロピレン系樹脂発泡粒子、その製造方法及びポリプロピレン系樹脂発泡成形体

Publications (2)

Publication Number Publication Date
JPWO2021172016A1 JPWO2021172016A1 (https=) 2021-09-02
JP7717047B2 true JP7717047B2 (ja) 2025-08-01

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JP2022503248A Active JP7717047B2 (ja) 2020-02-25 2021-02-10 ポリプロピレン系樹脂発泡粒子、その製造方法及びポリプロピレン系樹脂発泡成形体

Country Status (3)

Country Link
EP (1) EP4112678A4 (https=)
JP (1) JP7717047B2 (https=)
WO (1) WO2021172016A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022154070A1 (ja) * 2021-01-15 2022-07-21 株式会社カネカ ポリプロピレン系樹脂押出発泡粒子およびその製造方法、並びに発泡成形体
WO2022210646A1 (ja) * 2021-03-29 2022-10-06 株式会社カネカ ポリプロピレン系樹脂押出発泡粒子
EP4410877A4 (en) * 2021-09-29 2025-08-13 Kaneka Corp EXTRUDED FOAM PARTICLES OF POLYPROPYLENE-BASED RESIN, MOLDED BODY OF POLYPROPYLENE-BASED RESIN FOAM, AND LAMINATED FOAM BODY

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009256460A (ja) 2008-04-16 2009-11-05 Kaneka Corp ポリプロピレン系樹脂予備発泡粒子および該ポリプロピレン系樹脂予備発泡粒子より得られるポリプロピレン系樹脂型内発泡成形体
WO2018016399A1 (ja) 2016-07-19 2018-01-25 株式会社カネカ ポリプロピレン系樹脂予備発泡粒子および該予備発泡粒子の製造方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5333996B2 (https=) 1972-05-24 1978-09-18
IT1008525B (it) 1972-12-19 1976-11-30 Kanegafuchi Chemical Ind Collegamento di sci a blocco ad inerzia metodo ed apparecchio di stampag gio per resine poliolefiniche espanse
JP3767992B2 (ja) * 1997-07-18 2006-04-19 株式会社ジェイエスピー 押出発泡用ポリプロピレン系樹脂およびその製造方法
JP6357310B2 (ja) 2013-12-03 2018-07-11 株式会社カネカ ポリプロピレン系樹脂予備発泡粒子及び該ポリプロピレン系樹脂予備発泡粒子より得られるポリプロピレン系樹脂型内発泡成形体
CN106543559B (zh) * 2016-10-17 2019-11-08 广东聚石化学股份有限公司 一种发泡聚丙烯珠粒的制备方法
WO2021100645A1 (ja) * 2019-11-21 2021-05-27 株式会社カネカ ポリプロピレン系樹脂発泡粒子、その製造方法及びポリプロピレン系樹脂発泡成形体

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009256460A (ja) 2008-04-16 2009-11-05 Kaneka Corp ポリプロピレン系樹脂予備発泡粒子および該ポリプロピレン系樹脂予備発泡粒子より得られるポリプロピレン系樹脂型内発泡成形体
WO2018016399A1 (ja) 2016-07-19 2018-01-25 株式会社カネカ ポリプロピレン系樹脂予備発泡粒子および該予備発泡粒子の製造方法

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WO2021172016A1 (ja) 2021-09-02
JPWO2021172016A1 (https=) 2021-09-02
EP4112678A4 (en) 2024-03-20
EP4112678A1 (en) 2023-01-04

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