KR890014644A - 프로필렌 수지 발포 입자 및 발포 성형품 - Google Patents

프로필렌 수지 발포 입자 및 발포 성형품 Download PDF

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Publication number
KR890014644A
KR890014644A KR1019890003553A KR890003553A KR890014644A KR 890014644 A KR890014644 A KR 890014644A KR 1019890003553 A KR1019890003553 A KR 1019890003553A KR 890003553 A KR890003553 A KR 890003553A KR 890014644 A KR890014644 A KR 890014644A
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KR
South Korea
Prior art keywords
propylene
butene
foamed
random copolymer
measured
Prior art date
Application number
KR1019890003553A
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English (en)
Other versions
KR970010470B1 (ko
Inventor
마사까주 아라이
히로시 엔도
도시히로 고또
도시오 야기
마사노리 다나까
마사노리 사이또
시게끼 마쯔노
Original Assignee
이소노 마사오
미쯔비시 유까 바디세 가부시끼가이샤
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.)
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Publication date
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First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26411344&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=KR890014644(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from JP63070186A external-priority patent/JPH0768402B2/ja
Priority claimed from JP63311685A external-priority patent/JP2675373B2/ja
Application filed by 이소노 마사오, 미쯔비시 유까 바디세 가부시끼가이샤 filed Critical 이소노 마사오
Publication of KR890014644A publication Critical patent/KR890014644A/ko
Application granted granted Critical
Publication of KR970010470B1 publication Critical patent/KR970010470B1/ko

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Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
    • B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
    • B60R19/03—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by material, e.g. composite
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
    • B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
    • B60R19/18—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact
    • B60R19/22—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact containing mainly cellular material, e.g. solid foam
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • 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
    • C08L23/10—Homopolymers or copolymers of propene
    • 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
    • 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
    • Y10T428/23—Sheet including cover or casing
    • Y10T428/233—Foamed or expanded material encased
    • 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
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

내용 없음.

Description

프로필렌 수지 발포 입자 및 발포 성형품
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 완충기 심재의 응력-스트레인 곡선을 나타내는 그래프이다.

Claims (4)

  1. 기본 수지로서, 프로필렌 및 1-부텐의 랜덤 공중합체(여기서, 1-부텐 함량은 3 내지 12중량%이다)를 함유하는 프로필렌 수지 발포 입자.
  2. 제1항에 있어서, 기본 수지로서의 프로필렌 및 1-부텐의 랜덤 공중합체가 17 내지 29cal/g의 결정화 열량을 갖는 프로필렌 수지 발포 입자.
  3. 프로필렌 및 1-부텐의 랜덤 공중합체를 함유하며, 밀도가 0.015 내지 0.09g/cm2인 발포 성형물.
  4. 프로필렌 및 1-부텐의 랜덤 공중합체(여기서, 1-부텐 함량은 3 내지 12중량%이다)의 발포 성형품을(여기서, 발포 성형품의 밀도는 0.02 내지 0.08g/cm3, 20℃에서 측정한 50% 압축에서의 압축응력은 2.5 내지 107kg/cm2, 20℃에서 측정한 에너지 흡수 효율은 60 내지 90%, 80℃에서 측정한 발포 성형품의 에너지 흡수량(E80) 대 27℃에서 측정한 발포 성형품의 에너지 흡수량(E20)의 비(E80/E20)는 0.5 내지 0.9이다)을 함유하는, 자동차 환충기용 완충기 심재.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890003553A 1988-03-24 1989-03-22 프로필렌 수지 발포 입자 및 발포 성형품 KR970010470B1 (ko)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP63-70186 1988-03-24
JP63070186A JPH0768402B2 (ja) 1988-03-24 1988-03-24 プロピレン系樹脂発泡粒子および発泡成形体
JP70186/88 1988-03-24
JP311685/88 1988-12-09
JP63311685A JP2675373B2 (ja) 1988-12-09 1988-12-09 自動車用バンパー芯材
JP63-311685 1988-12-09

Publications (2)

Publication Number Publication Date
KR890014644A true KR890014644A (ko) 1989-10-25
KR970010470B1 KR970010470B1 (ko) 1997-06-26

Family

ID=26411344

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890003553A KR970010470B1 (ko) 1988-03-24 1989-03-22 프로필렌 수지 발포 입자 및 발포 성형품

Country Status (4)

Country Link
US (2) US4908393A (ko)
EP (1) EP0334313B1 (ko)
KR (1) KR970010470B1 (ko)
DE (1) DE68911963T2 (ko)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2030754C (en) * 1989-11-24 1997-06-03 Kazuo Turugai Production method of prefoamed synthetic resin particles
US5389320A (en) * 1991-10-28 1995-02-14 General Electric Company Method of making expandable polyphenylene ether and polyolefin blend
JP3204424B2 (ja) † 1993-02-18 2001-09-04 三菱化学フォームプラスティック株式会社 ポリプロピレン系樹脂発泡粒子
DE4319587A1 (de) * 1993-06-14 1994-12-15 Huels Chemische Werke Ag Verfahren zur Herstellung vorgeschäumter Polyolefin-Partikel
DE19542734A1 (de) * 1995-11-16 1997-05-22 Huels Chemische Werke Ag Verfahren zur Ausrüstung von polyolefinischem Partikelschaum
US6451419B1 (en) 1996-08-12 2002-09-17 Jsp Corporation Shock absorbing material
JP4442777B2 (ja) * 1998-02-03 2010-03-31 株式会社ジェイエスピー ポリカーボネート樹脂発泡粒子成形体よりなる自動車用エネルギー吸収材
MY114837A (en) * 1998-03-23 2003-01-31 Jsp Corp Foamed and expanded beads of polypropylene resin for molding
DE19950420A1 (de) * 1999-10-20 2001-04-26 Basf Ag Partikelförmige, expandierbare Olefinpolymerisate
US6956067B2 (en) * 2000-09-20 2005-10-18 Jsp Corporation Expanded polypropylene resin bead and process of producing same
EP1448683A2 (en) * 2001-11-01 2004-08-25 JSP Corporation Process of producing expanded polypropylene resin beads
US7182896B2 (en) * 2002-03-19 2007-02-27 Jsp Corporation Composite foamed polypropylene resin molding and method of producing same
WO2003095539A1 (fr) * 2002-05-13 2003-11-20 Jsp Corporation Particule de resine polypropylene expansible et objet moule obtenu a partir de cette resine par moulage dans le moule
US8569390B2 (en) * 2005-01-12 2013-10-29 Kaneka Corporation Polypropylene resin pre-expanded particles and in-mold foamed articles prepared therefrom
US8598242B2 (en) 2009-04-02 2013-12-03 Kaneka Corporation Expanded polypropylene copolymer resin particles
JP5732399B2 (ja) 2009-10-06 2015-06-10 株式会社カネカ ポリプロピレン系樹脂発泡粒子およびポリプロピレン系樹脂型内発泡成形体
JP5841076B2 (ja) 2011-02-02 2016-01-06 株式会社カネカ ポリプロピレン系樹脂発泡粒子およびポリプロピレン系樹脂型内発泡成形体
JP6757668B2 (ja) 2014-10-15 2020-09-23 株式会社カネカ ポリプロピレン系樹脂発泡粒子、ポリプロピレン系樹脂型内発泡成形体およびその製造方法

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US32780A (en) * 1861-07-09 Steering- apparatus
US4108934A (en) * 1976-03-23 1978-08-22 The Dow Chemical Company Molding expandable thermoplastic resins
US4186068A (en) * 1977-01-07 1980-01-29 The Dow Chemical Company Foamed radiation-crosslinked high density polyethylenes
JPS58221745A (ja) * 1982-06-19 1983-12-23 Japan Styrene Paper Co Ltd 自動車のバンパ−用芯材
JPS60110734A (ja) * 1983-11-21 1985-06-17 Japan Styrene Paper Co Ltd 無架橋ポリプロピレン系樹脂予備発泡粒子
JPS60123540A (ja) * 1983-12-07 1985-07-02 Japan Styrene Paper Co Ltd 無架橋ポリプロピレン系樹脂予備発泡粒子
JPS60168632A (ja) * 1984-02-13 1985-09-02 Japan Styrene Paper Co Ltd 架橋ポリプロピレン系樹脂発泡成型体
JPS60189660A (ja) * 1984-03-08 1985-09-27 Japan Styrene Paper Co Ltd 自動車バンパ−用芯材
US4704239A (en) * 1984-04-28 1987-11-03 Japan Styrene Paper Corp. Process for the production of expanded particles of a polymeric material
JPS60235849A (ja) * 1984-05-08 1985-11-22 Japan Styrene Paper Co Ltd ポリプロピレン系樹脂予備発泡粒子
JPS6146744A (ja) * 1984-08-14 1986-03-07 Kanegafuchi Chem Ind Co Ltd 自動車バンパー用芯材の製造方法
JPS61115940A (ja) * 1984-11-09 1986-06-03 Mitsubishi Yuka Badische Kk ポリプロピレン発泡体粒子
JPS61179236A (ja) * 1985-02-04 1986-08-11 Japan Styrene Paper Co Ltd エネルギ−吸収材
US4689351A (en) * 1985-10-08 1987-08-25 Mitsubishi Yuka Badische Co., Ltd. Process for producing foamed particles of propylene copolymer resin
JPS62177038A (ja) * 1986-01-30 1987-08-03 Kanegafuchi Chem Ind Co Ltd 熱可塑性樹脂予備発泡粒子の製造方法
JPH0660258B2 (ja) * 1986-06-26 1994-08-10 鐘淵化学工業株式会社 熱可塑性樹脂粒子の予備発泡方法
CA1280549C (en) * 1986-05-27 1991-02-19 Kyoichi Nakamura Pre-expanded particles of propylene resin
DE3765488D1 (de) * 1986-07-22 1990-11-15 Japan Styrene Paper Corp Kernmaterial fuer kraftfahrzeugstossstangen.
JPH0730201B2 (ja) * 1988-05-19 1995-04-05 鐘淵化学工業株式会社 ポリオレフィン系樹脂予備発泡粒子の後処理法

Also Published As

Publication number Publication date
EP0334313A3 (en) 1990-09-19
US5032620A (en) 1991-07-16
EP0334313A2 (en) 1989-09-27
DE68911963D1 (de) 1994-02-17
DE68911963T2 (de) 1994-06-09
US4908393A (en) 1990-03-13
KR970010470B1 (ko) 1997-06-26
EP0334313B1 (en) 1994-01-05

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