WO2008136143A1 - ポリプロピレン系樹脂組成物、この樹脂組成物を用いた発泡成形品およびこの発泡成形品の製造方法 - Google Patents

ポリプロピレン系樹脂組成物、この樹脂組成物を用いた発泡成形品およびこの発泡成形品の製造方法 Download PDF

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Publication number
WO2008136143A1
WO2008136143A1 PCT/JP2007/069065 JP2007069065W WO2008136143A1 WO 2008136143 A1 WO2008136143 A1 WO 2008136143A1 JP 2007069065 W JP2007069065 W JP 2007069065W WO 2008136143 A1 WO2008136143 A1 WO 2008136143A1
Authority
WO
WIPO (PCT)
Prior art keywords
expansion
resin composition
molded article
polypropylene resin
weight
Prior art date
Application number
PCT/JP2007/069065
Other languages
English (en)
French (fr)
Inventor
Yasuji Kanamitsu
Kiminori Sato
Satoru Tominaga
Atsushi Wada
Hiroyuki Hirano
Original Assignee
Sekisui Techno-Seikei Co., Ltd.
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 Sekisui Techno-Seikei Co., Ltd. filed Critical Sekisui Techno-Seikei Co., Ltd.
Priority to US12/451,096 priority Critical patent/US8920917B2/en
Priority to JP2009512861A priority patent/JP5099855B2/ja
Priority to EP07828806A priority patent/EP2143753A4/en
Publication of WO2008136143A1 publication Critical patent/WO2008136143A1/ja

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/04—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities
    • B29C44/0415—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities by regulating the pressure of the material during or after filling of the mould, e.g. by local venting
    • 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
    • C08J9/04—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
    • C08J9/06—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 chemical blowing agent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/10—Polymers of propylene
    • B29K2023/12—PP, i.e. polypropylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
    • B29L2031/3005—Body finishings
    • B29L2031/3014—Door linings
    • 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
    • C08J2491/00—Characterised by the use of oils, fats or waxes; Derivatives thereof
    • 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
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249987—With nonvoid component of specified composition
    • Y10T428/249991—Synthetic resin or natural rubbers
    • Y10T428/249992—Linear or thermoplastic
    • Y10T428/249993—Hydrocarbon polymer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

【課題】発泡倍率を上げても低温衝撃性に優れた発泡成形品を得ることができるポリプロピレン系樹脂組成物、このポリプロピレン系樹脂組成物を用いた低温衝撃性に優れ、かつ、軽量で外観が良好な発泡成形品およびその製造方法を提供することを目的としている。 【解決手段】ポリプロピレン樹脂１００重量と、粘度平均分子量が２４００～３４００のポリエチレンワックス１～４重量部とを含むポリプロピレン系樹脂組成物を用いて、１．５～３倍の発泡倍率で発泡させられた発泡成形品をガスカウンタープレッシャー法によって射出発泡成形するようにした。
PCT/JP2007/069065 2007-04-24 2007-09-28 ポリプロピレン系樹脂組成物、この樹脂組成物を用いた発泡成形品およびこの発泡成形品の製造方法 WO2008136143A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US12/451,096 US8920917B2 (en) 2007-04-24 2007-09-28 Polypropylene resin composition, expansion-molded article using the resin composition, and process for production of the expansion-molded article
JP2009512861A JP5099855B2 (ja) 2007-04-24 2007-09-28 ポリプロピレン系樹脂組成物を用いた発泡成形品およびこの発泡成形品の製造方法
EP07828806A EP2143753A4 (en) 2007-04-24 2007-09-28 POLYPROPYLENE RESIN COMPOSITION, DILATION-MOLDED ARTICLE USING THE RESIN COMPOSITION, AND METHOD FOR PRODUCING THE DILATION-MOLDED ARTICLE

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-113790 2007-04-24
JP2007113790 2007-04-24

Publications (1)

Publication Number Publication Date
WO2008136143A1 true WO2008136143A1 (ja) 2008-11-13

Family

ID=39943265

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/069065 WO2008136143A1 (ja) 2007-04-24 2007-09-28 ポリプロピレン系樹脂組成物、この樹脂組成物を用いた発泡成形品およびこの発泡成形品の製造方法

Country Status (5)

Country Link
US (1) US8920917B2 (ja)
EP (1) EP2143753A4 (ja)
JP (1) JP5099855B2 (ja)
CN (1) CN101668797A (ja)
WO (1) WO2008136143A1 (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014098078A (ja) * 2012-11-14 2014-05-29 Yazaki Corp 発泡体及び発泡体の製造方法
JP2014139270A (ja) * 2013-01-21 2014-07-31 Yazaki Corp 発泡体
JP2014156503A (ja) * 2013-02-14 2014-08-28 Yazaki Corp 発泡体
CN105707980A (zh) * 2016-03-08 2016-06-29 云南中烟工业有限责任公司 一种醋酸纤维素开孔微孔发泡材料滤嘴香料棒的制备方法

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5529627B2 (ja) * 2010-03-09 2014-06-25 積水化学工業株式会社 射出発泡成形材料及び射出発泡成形品
JP2013178034A (ja) * 2012-02-28 2013-09-09 Kyoraku Co Ltd 発泡ダクト
JP5810201B2 (ja) 2013-09-27 2015-11-11 積水化成品工業株式会社 繊維強化複合体、輸送機器構成用部材及び繊維強化複合体の製造方法
EP3002119B1 (en) * 2014-08-21 2020-01-08 Sekisui Plastics Co., Ltd. Resin composite and process for producing resin composite
CN114106461A (zh) * 2021-12-14 2022-03-01 上海希堃新材料有限公司 一种提高改性颗粒发泡性的方法
DE102022116138A1 (de) 2022-06-29 2024-01-04 Valeo Schalter Und Sensoren Gmbh Verfahren und Gießwerkzeug zum Herstellen eines Bauteils aus Kunststoff und Bauteil für ein Kraftfahrzeug

Citations (3)

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JPH0386737A (ja) * 1989-08-30 1991-04-11 Jsp Corp ポリオレフィン系樹脂発泡粒子の製造方法
JP2002206034A (ja) * 2001-01-10 2002-07-26 Mitsui Chemicals Inc 射出発泡成形性の良好な熱可塑性エラストマー組成物
JP2005220229A (ja) * 2004-02-05 2005-08-18 Nhk Spring Co Ltd オレフィン系熱可塑性エラストマー組成物とその発泡体

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Publication number Priority date Publication date Assignee Title
JPH0386737A (ja) * 1989-08-30 1991-04-11 Jsp Corp ポリオレフィン系樹脂発泡粒子の製造方法
JP2002206034A (ja) * 2001-01-10 2002-07-26 Mitsui Chemicals Inc 射出発泡成形性の良好な熱可塑性エラストマー組成物
JP2005220229A (ja) * 2004-02-05 2005-08-18 Nhk Spring Co Ltd オレフィン系熱可塑性エラストマー組成物とその発泡体

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Title
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014098078A (ja) * 2012-11-14 2014-05-29 Yazaki Corp 発泡体及び発泡体の製造方法
JP2014139270A (ja) * 2013-01-21 2014-07-31 Yazaki Corp 発泡体
JP2014156503A (ja) * 2013-02-14 2014-08-28 Yazaki Corp 発泡体
CN105707980A (zh) * 2016-03-08 2016-06-29 云南中烟工业有限责任公司 一种醋酸纤维素开孔微孔发泡材料滤嘴香料棒的制备方法
CN105707980B (zh) * 2016-03-08 2020-02-04 云南中烟工业有限责任公司 一种醋酸纤维素开孔微孔发泡材料滤嘴香料棒的制备方法

Also Published As

Publication number Publication date
JP5099855B2 (ja) 2012-12-19
EP2143753A4 (en) 2011-05-18
US20100080979A1 (en) 2010-04-01
JPWO2008136143A1 (ja) 2010-07-29
US8920917B2 (en) 2014-12-30
EP2143753A1 (en) 2010-01-13
CN101668797A (zh) 2010-03-10

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