DE68911206T2 - Verfahren zur Nachbehandlung von vorgeschäumten Teilchen eines Polyolefins. - Google Patents

Verfahren zur Nachbehandlung von vorgeschäumten Teilchen eines Polyolefins.

Info

Publication number
DE68911206T2
DE68911206T2 DE89109007T DE68911206T DE68911206T2 DE 68911206 T2 DE68911206 T2 DE 68911206T2 DE 89109007 T DE89109007 T DE 89109007T DE 68911206 T DE68911206 T DE 68911206T DE 68911206 T2 DE68911206 T2 DE 68911206T2
Authority
DE
Germany
Prior art keywords
aftertreatment
polyolefin
expanded particles
expanded
particles
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 - Fee Related
Application number
DE89109007T
Other languages
English (en)
Other versions
DE68911206D1 (de
Inventor
Naruhiko Akamatsu
Hiroyuki Yoshida
Masakazu Taniguchi
Takatsugu Yamamoto
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.)
Kanegafuchi Chemical Industry Co Ltd
Original Assignee
Kanegafuchi Chemical Industry 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 Kanegafuchi Chemical Industry Co Ltd filed Critical Kanegafuchi Chemical Industry Co Ltd
Publication of DE68911206D1 publication Critical patent/DE68911206D1/de
Application granted granted Critical
Publication of DE68911206T2 publication Critical patent/DE68911206T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • B29C44/34—Auxiliary operations
    • B29C44/3461—Making or treating expandable particles
    • 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
    • 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
    • Y10S521/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S521/918—Physical aftertreatment of a cellular product

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)
DE89109007T 1988-05-19 1989-05-19 Verfahren zur Nachbehandlung von vorgeschäumten Teilchen eines Polyolefins. Expired - Fee Related DE68911206T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63122290A JPH0730201B2 (ja) 1988-05-19 1988-05-19 ポリオレフィン系樹脂予備発泡粒子の後処理法

Publications (2)

Publication Number Publication Date
DE68911206D1 DE68911206D1 (de) 1994-01-20
DE68911206T2 true DE68911206T2 (de) 1994-04-21

Family

ID=14832295

Family Applications (1)

Application Number Title Priority Date Filing Date
DE89109007T Expired - Fee Related DE68911206T2 (de) 1988-05-19 1989-05-19 Verfahren zur Nachbehandlung von vorgeschäumten Teilchen eines Polyolefins.

Country Status (4)

Country Link
US (1) US4937271A (de)
EP (1) EP0344538B1 (de)
JP (1) JPH0730201B2 (de)
DE (1) DE68911206T2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4908393A (en) * 1988-03-24 1990-03-13 Mitsubishi Yuka Badische Co., Ltd. Propylene resin foamed particles and foamed mold article
JPH04189840A (ja) * 1990-11-22 1992-07-08 Jsp Corp 重合体発泡粒子の製造方法
US5389320A (en) * 1991-10-28 1995-02-14 General Electric Company Method of making expandable polyphenylene ether and polyolefin blend
JP3195674B2 (ja) * 1992-12-24 2001-08-06 株式会社ジエイエスピー 無架橋エチレン系重合体発泡粒子の製造方法
CN1065551C (zh) * 1996-06-20 2001-05-09 钟渊化学工业株式会社 聚烯烃类树脂预发泡粒子的后处理方法
US5858288A (en) * 1996-07-18 1999-01-12 Bullard; Calvin P. Method for molding expandable polystyrene foam articles
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
JP3632750B2 (ja) * 2000-06-01 2005-03-23 信越化学工業株式会社 塩化ビニル系樹脂粉体の空気移送方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4056370A (en) * 1973-06-07 1977-11-01 Bayer Aktiengesellschaft Zeolite A with improved properties
US4192842A (en) * 1977-07-21 1980-03-11 General Electric Company Method for casting ultrathin methylpentene polymer membranes
FR2400423A1 (fr) * 1977-08-15 1979-03-16 Asahi Dow Ltd Matiere en particules expansees en resine de polyolefine
US4192482A (en) * 1978-10-20 1980-03-11 Allis-Chalmers Corporation Hydraulic actuator to provide both rotary and linear motions to a movable valve
US4704239A (en) * 1984-04-28 1987-11-03 Japan Styrene Paper Corp. Process for the production of expanded particles of a polymeric material
JPS61101539A (ja) * 1984-10-23 1986-05-20 Kanegafuchi Chem Ind Co Ltd ポリオレフイン系樹脂予備発泡粒子中の揮発性発泡剤の回収方法

Also Published As

Publication number Publication date
DE68911206D1 (de) 1994-01-20
JPH01292043A (ja) 1989-11-24
EP0344538A2 (de) 1989-12-06
EP0344538A3 (en) 1990-08-01
JPH0730201B2 (ja) 1995-04-05
US4937271A (en) 1990-06-26
EP0344538B1 (de) 1993-12-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee