DE192109T1 - Energieaufnahmemittel. - Google Patents

Energieaufnahmemittel.

Info

Publication number
DE192109T1
DE192109T1 DE198686101336T DE86101336T DE192109T1 DE 192109 T1 DE192109 T1 DE 192109T1 DE 198686101336 T DE198686101336 T DE 198686101336T DE 86101336 T DE86101336 T DE 86101336T DE 192109 T1 DE192109 T1 DE 192109T1
Authority
DE
Germany
Prior art keywords
energy
molded article
aromatic vinyl
vinyl monomer
energy consumption
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
DE198686101336T
Other languages
English (en)
Inventor
Hideki Hadano-Shi Kanagawa-Ken Kuwabara
Masato Hiratsuka-Shi Kanagawa-Ken Naito
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.)
JSP Corp
Original Assignee
JSP Corp
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 JSP Corp filed Critical JSP Corp
Publication of DE192109T1 publication Critical patent/DE192109T1/de
Pending legal-status Critical Current

Links

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
    • C08J9/228—Forming foamed products
    • C08J9/232—Forming foamed products by sintering expandable particles
    • 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
    • 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
    • C08J9/18—Making expandable particles by impregnating polymer particles with the blowing agent
    • 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
    • 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
    • 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.]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Graft Or Block Polymers (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Absorbent Articles And Supports Therefor (AREA)

Claims (2)

EP 86 005 Europäische Patentanmeldung 86 101 336.5 Veröffentlichungen**. 01 92 109 Patentansprüche
1. Energieabsorptionsmittel,
enthaltend einen unter Ausschäumen geformten Artikel aus vorgeschäumten Partikeln, die als Harzbasis ein durch Imprägnieren eines Polyethylens hoher Dichte mit. einem aromatischen Vinylmonomer und Polymerisieren des Monomers erhaltenes Harz enthalten, wobei das Absorptionsmittel
3
eine Dichte ( Q ) von 0,015 - 0,15 g/cm aufweist und die folgende Beziehung erfüllt:
E20 /ß 2 45 kg.cm/g.
3
worin E20 (kg.cm/cm) die Menge an absorbierter Energie bei
70 % Kompression bei 2O0C bedeutet und β die gleiche Bedeutung, wie vorangehend angegeben, hat.
2. Energieabsorptionsmittel nach Anspruch 1,
bei dem der Gehalt an aromatischem Vinylmonomer 10-60 Gew.-% des ganzen unter Ausschäumen geformten Artikels beträgt.
DE198686101336T 1985-02-04 1986-02-03 Energieaufnahmemittel. Pending DE192109T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60019659A JPS61179236A (ja) 1985-02-04 1985-02-04 エネルギ−吸収材

Publications (1)

Publication Number Publication Date
DE192109T1 true DE192109T1 (de) 1986-11-06

Family

ID=12005372

Family Applications (1)

Application Number Title Priority Date Filing Date
DE198686101336T Pending DE192109T1 (de) 1985-02-04 1986-02-03 Energieaufnahmemittel.

Country Status (5)

Country Link
US (1) US4657937A (de)
EP (1) EP0192109A3 (de)
JP (1) JPS61179236A (de)
CA (1) CA1242300A (de)
DE (1) DE192109T1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5026736A (en) * 1987-02-24 1991-06-25 Astro-Valcour, Inc. Moldable shrunken thermoplastic polymer foam beads
US4908393A (en) * 1988-03-24 1990-03-13 Mitsubishi Yuka Badische Co., Ltd. Propylene resin foamed particles and foamed mold article
US5130376A (en) * 1990-04-23 1992-07-14 Hercules Incorporated UHMWPE/styrenic molding compositions with improved flow properties and impact strength
US5389316A (en) * 1991-08-13 1995-02-14 Woodbridge Foam Corporation Process for producing an energy absorbing panel
JP3569362B2 (ja) * 1995-07-25 2004-09-22 鐘淵化学工業株式会社 改質ポリプロピレン系樹脂からなる板状発泡体およびその製法
US6051617A (en) * 1996-08-07 2000-04-18 Jsp Corporation Foamed particles of modified polypropylene resin and method of preparing same
DE19648804A1 (de) * 1996-11-26 1998-05-28 Gefinex Gmbh Stoßdämpfer
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
JP4788180B2 (ja) * 2005-04-12 2011-10-05 株式会社カネカ 熱可塑性樹脂発泡成形体
JP2020084148A (ja) * 2018-11-30 2020-06-04 株式会社ジェイエスピー 発泡粒子成形体及び発泡粒子成形体の製造方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2413405A1 (de) * 1974-03-20 1975-09-25 Basf Ag Verfahren zur herstellung von schaumstoffen aus styrolpfropfpolymerisaten
JPS593487B2 (ja) * 1974-09-27 1984-01-24 ユカバ−デイツシエ カブシキガイシヤ カイシツハツポウセイポリスチレンリユウシノ セイゾウホウ
US4168353A (en) * 1976-04-21 1979-09-18 Sekisui Kaseihin Kogyo Kabushiki Kaisha Process for producing foamable polyethylene resin particles
JPS5712035A (en) * 1980-06-25 1982-01-21 Japan Styrene Paper Co Ltd Production of polyolefin resin molded foam
JPS58101025A (ja) * 1981-12-09 1983-06-16 Japan Styrene Paper Co Ltd ポリオレフイン系樹脂予備発泡粒子の加圧処理方法
JPS58221745A (ja) * 1982-06-19 1983-12-23 Japan Styrene Paper Co Ltd 自動車のバンパ−用芯材
DE3362712D1 (en) * 1982-10-30 1986-04-30 Kanegafuchi Chemical Ind Process for preparing modified polyolefin particles and foamed article made from the particles
US4464484A (en) * 1982-12-20 1984-08-07 Japan Styrene Paper Corporation Process for producing prefoamed polymer particles
JPS60189660A (ja) * 1984-03-08 1985-09-27 Japan Styrene Paper Co Ltd 自動車バンパ−用芯材

Also Published As

Publication number Publication date
US4657937A (en) 1987-04-14
EP0192109A2 (de) 1986-08-27
EP0192109A3 (de) 1988-01-20
CA1242300A (en) 1988-09-20
JPS61179236A (ja) 1986-08-11

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