JPH0419258B2 - - Google Patents

Info

Publication number
JPH0419258B2
JPH0419258B2 JP58230956A JP23095683A JPH0419258B2 JP H0419258 B2 JPH0419258 B2 JP H0419258B2 JP 58230956 A JP58230956 A JP 58230956A JP 23095683 A JP23095683 A JP 23095683A JP H0419258 B2 JPH0419258 B2 JP H0419258B2
Authority
JP
Japan
Prior art keywords
temperature
expanded particles
dsc curve
polypropylene resin
peak
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.)
Expired
Application number
JP58230956A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60123540A (ja
Inventor
Hideki Kuwabara
Yoshimi Sudo
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
Priority to JP58230956A priority Critical patent/JPS60123540A/ja
Priority to CA000469152A priority patent/CA1220000A/en
Priority to EP84114814A priority patent/EP0147690B1/en
Priority to US06/678,679 priority patent/US4567208A/en
Priority to DE8484114814T priority patent/DE3473286D1/de
Publication of JPS60123540A publication Critical patent/JPS60123540A/ja
Publication of JPH0419258B2 publication Critical patent/JPH0419258B2/ja
Granted 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
    • 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
    • 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
    • C08J2323/16—Ethene-propene or ethene-propene-diene copolymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2207/00—Properties characterising the ingredient of the composition
    • C08L2207/02—Heterophasic composition
    • 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
    • C08L23/14—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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/16—Molding foamed polypropylen articles

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)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
JP58230956A 1983-12-07 1983-12-07 無架橋ポリプロピレン系樹脂予備発泡粒子 Granted JPS60123540A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP58230956A JPS60123540A (ja) 1983-12-07 1983-12-07 無架橋ポリプロピレン系樹脂予備発泡粒子
CA000469152A CA1220000A (en) 1983-12-07 1984-12-03 Preliminarily foamed particles of noncrosslinked polypropylene-type resin
EP84114814A EP0147690B1 (en) 1983-12-07 1984-12-05 Preliminarily foamed particles of non-crosslinked polypropylene type resin
US06/678,679 US4567208A (en) 1983-12-07 1984-12-05 Preliminarily foamed particles of non-crosslinked polypropylene-type resin
DE8484114814T DE3473286D1 (en) 1983-12-07 1984-12-05 Preliminarily foamed particles of non-crosslinked polypropylene type resin

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58230956A JPS60123540A (ja) 1983-12-07 1983-12-07 無架橋ポリプロピレン系樹脂予備発泡粒子

Publications (2)

Publication Number Publication Date
JPS60123540A JPS60123540A (ja) 1985-07-02
JPH0419258B2 true JPH0419258B2 (en]) 1992-03-30

Family

ID=16915950

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58230956A Granted JPS60123540A (ja) 1983-12-07 1983-12-07 無架橋ポリプロピレン系樹脂予備発泡粒子

Country Status (5)

Country Link
US (1) US4567208A (en])
EP (1) EP0147690B1 (en])
JP (1) JPS60123540A (en])
CA (1) CA1220000A (en])
DE (1) DE3473286D1 (en])

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022154053A1 (ja) 2021-01-18 2022-07-21 藤森工業株式会社 積層体および包装袋

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0123144B1 (en) * 1983-03-25 1987-10-07 Japan Styrene Paper Corporation Polypropylene resin prefoamed particles
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
JPS61215631A (ja) * 1985-03-20 1986-09-25 Japan Styrene Paper Co Ltd 型内成型に使用する無架橋予備発泡粒子製造用プロピレン系ランダム共重合体樹脂粒子の製造方法
JPH0649795B2 (ja) * 1985-11-29 1994-06-29 日本スチレンペ−パ−株式会社 ポリプロピレン系樹脂予備発泡粒子成型体の製造方法
CA1280549C (en) * 1986-05-27 1991-02-19 Kyoichi Nakamura Pre-expanded particles of propylene resin
JPH0660255B2 (ja) * 1986-09-16 1994-08-10 三井石油化学工業株式会社 無架橋発泡体
JPH0659694B2 (ja) * 1986-09-16 1994-08-10 鐘淵化学工業株式会社 ポリプロピレン系樹脂型内発泡成形体の製造方法
JPH07116309B2 (ja) * 1987-02-28 1995-12-13 三井石油化学工業株式会社 無架橋発泡体用組成物
JPH0739501B2 (ja) * 1987-06-23 1995-05-01 日本スチレンペ−パ−株式会社 無架橋直鎖状低密度ポリエチレン予備発泡粒子
US4908393A (en) * 1988-03-24 1990-03-13 Mitsubishi Yuka Badische Co., Ltd. Propylene resin foamed particles and foamed mold article
US5208266A (en) * 1992-04-28 1993-05-04 Toshimichi Yamazaki Lightly crosslinked polymeric foams and process for making same
DE4420590A1 (de) 1994-06-13 1995-12-14 Basf Ag Polyolefin-Partikelschaum
US6451419B1 (en) 1996-08-12 2002-09-17 Jsp Corporation Shock absorbing material
BR9706836A (pt) * 1996-12-13 1999-12-28 Jsp Corp Partìculas espumadas de resina de poliolefina e processo de produção das mesmas
US20020182399A1 (en) 1997-04-01 2002-12-05 Hisao Tokoro Molded body of thermoplastic resin having sound absorption characteristics
TW369475B (en) 1997-06-18 1999-09-11 Jsp Corp Production apparatus of expansion-molded article, auxiliary member for transfer of foamed particles and production method of expansion-molded article
BE1011301A6 (fr) * 1997-07-24 1999-07-06 Solvay Composition a base de polymeres du propylene pour granules expanses, procede pour son obtention et utilisation.
WO1999028374A1 (fr) 1997-12-01 1999-06-10 Jsp Corporation Perles de resine de propylene expansibles et pieces obtenues par expansion dans le moule
SG77671A1 (en) * 1998-03-23 2001-01-16 Jsp Corp Foamed and expanded beads of polypropylene resin for molding
EP0963827B1 (en) * 1998-06-11 2002-10-23 Jsp Corporation Molded article of foamed and expanded beads of propylene resin
NL2008466C2 (en) * 2012-03-12 2013-09-16 Paperfoam B V A method and apparatus for manufacturing sustainable products with a blown, foam structure.

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3743611A (en) * 1966-06-08 1973-07-03 Hitachi Ltd Foamable thermoplastic beads and a process for the preparation thereof
JPS5712035A (en) * 1980-06-25 1982-01-21 Japan Styrene Paper Co Ltd Production of polyolefin resin molded foam
JPS5923731B2 (ja) * 1980-11-22 1984-06-04 日本スチレンペ−パ−株式会社 ポリプロピレン系樹脂予備発泡粒子
US4415680A (en) * 1980-12-18 1983-11-15 Kanegafuchi Kagaku Kogyo Kabushiki Kaisha Water-impermeable polyolefin foam and process for preparing the same
JPS5943491B2 (ja) * 1981-08-05 1984-10-22 日本スチレンペ−パ−株式会社 ポリプロピレン系樹脂発泡成型体
JPS5855231A (ja) * 1981-09-28 1983-04-01 Japan Styrene Paper Co Ltd ポリオレフイン系樹脂予備発泡粒子の製造方法
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
JPS58136631A (ja) * 1982-02-08 1983-08-13 Kanegafuchi Chem Ind Co Ltd ポリプロピレン系樹脂発泡粒子の製造法
AU559244B2 (en) * 1982-05-13 1987-03-05 Kanegafuchi Kagaku Kogyo K.K. Expanded polyolefin particles
JPS58221745A (ja) * 1982-06-19 1983-12-23 Japan Styrene Paper Co Ltd 自動車のバンパ−用芯材
US4504601A (en) * 1982-10-01 1985-03-12 Japan Styrene Paper Corporation Process for producing pre-foamed particles of polypropylene resin
US4464484A (en) * 1982-12-20 1984-08-07 Japan Styrene Paper Corporation Process for producing prefoamed polymer particles

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022154053A1 (ja) 2021-01-18 2022-07-21 藤森工業株式会社 積層体および包装袋

Also Published As

Publication number Publication date
JPS60123540A (ja) 1985-07-02
CA1220000A (en) 1987-03-31
EP0147690B1 (en) 1988-08-10
EP0147690A3 (en) 1985-12-11
DE3473286D1 (en) 1988-09-15
US4567208A (en) 1986-01-28
EP0147690A2 (en) 1985-07-10

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