KR930003895B1 - 폴리올레핀계수지 예비발포입자중의 휘발성발포제의 회수방법 - Google Patents

폴리올레핀계수지 예비발포입자중의 휘발성발포제의 회수방법 Download PDF

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Publication number
KR930003895B1
KR930003895B1 KR1019850007767A KR850007767A KR930003895B1 KR 930003895 B1 KR930003895 B1 KR 930003895B1 KR 1019850007767 A KR1019850007767 A KR 1019850007767A KR 850007767 A KR850007767 A KR 850007767A KR 930003895 B1 KR930003895 B1 KR 930003895B1
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KR
South Korea
Prior art keywords
blowing agent
particles
expanded particles
foaming agent
air
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
KR1019850007767A
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English (en)
Korean (ko)
Other versions
KR860003291A (ko
Inventor
히로후미 마에다
나루히꼬 아까마쓰
Original Assignee
가네가후찌 가가구 고오교오 가부시기 가이샤
니이노 마비도
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
Application filed by 가네가후찌 가가구 고오교오 가부시기 가이샤, 니이노 마비도 filed Critical 가네가후찌 가가구 고오교오 가부시기 가이샤
Publication of KR860003291A publication Critical patent/KR860003291A/ko
Application granted granted Critical
Publication of KR930003895B1 publication Critical patent/KR930003895B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • 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
    • C08J11/00—Recovery or working-up of waste materials
    • C08J11/02—Recovery or working-up of waste materials of solvents, plasticisers or unreacted monomers
    • 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
    • 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
    • Y10S264/09—Pre-expansion of foamed polystyrene

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  • Chemical & Material Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Sustainable Development (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Treating Waste Gases (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
KR1019850007767A 1984-10-23 1985-10-22 폴리올레핀계수지 예비발포입자중의 휘발성발포제의 회수방법 Expired - Fee Related KR930003895B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP59-222524 1984-10-23
JP59222524A JPS61101539A (ja) 1984-10-23 1984-10-23 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
JP222,524 1984-10-23

Publications (2)

Publication Number Publication Date
KR860003291A KR860003291A (ko) 1986-05-23
KR930003895B1 true KR930003895B1 (ko) 1993-05-15

Family

ID=16783777

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019850007767A Expired - Fee Related KR930003895B1 (ko) 1984-10-23 1985-10-22 폴리올레핀계수지 예비발포입자중의 휘발성발포제의 회수방법

Country Status (5)

Country Link
US (1) US4682989A (https=)
EP (1) EP0182130A3 (https=)
JP (1) JPS61101539A (https=)
KR (1) KR930003895B1 (https=)
CA (1) CA1250088A (https=)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2547788B2 (ja) * 1987-08-28 1996-10-23 株式会社東芝 発泡体の処理法
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
DE3822851A1 (de) * 1988-07-06 1990-01-11 Landahl Claus Dieter Verfahren zur rueckgewinnung von fluorchlorkohlenwasserstoffen aus polyurethanhartschaum
JPH04325534A (ja) * 1991-04-25 1992-11-13 Sekisui Plastics Co Ltd 発泡性ポリスチレン系樹脂粒子およびその製造方法
US5160354A (en) * 1991-05-14 1992-11-03 Du Pont Canada Inc. Process and apparatus for extraction and recovery of blowing agents from polymeric foams
US5385698A (en) * 1992-04-23 1995-01-31 Saturn Corporation Dimensionally accurate expanded foam casting pattern
DE4224749A1 (de) * 1992-07-27 1994-02-03 Adelmann Ag Verfahren zur Beseitigung von in Kunststoff gebundenen Treibmittelgasen sowie Anlage zur Durchführung des Verfahrens
US5858288A (en) * 1996-07-18 1999-01-12 Bullard; Calvin P. Method for molding expandable polystyrene foam articles
CN109134917A (zh) * 2018-09-26 2019-01-04 福建远东技术服务有限公司 一种去除eva/pe发泡材料中甲酰胺的装置及方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2838801A (en) * 1957-03-29 1958-06-17 Dow Chemical Co Process for making fire-resistant cellular vinyl aromatic polymer articles
DE1629296C3 (de) * 1966-08-30 1974-07-25 Basf Ag, 6700 Ludwigshafen Verfahren zum Herstellen geschlossenzelliger Schaumstoffteilchen
DE1908616C3 (de) * 1969-02-21 1978-04-20 Friedrich 6702 Bad Duerkheim Heck Verfahren zum Herstellen von Formkörpern aus Schaumpolystyrol unter Verwendung von vorgeschäumten Polystyrolteilchen
US3607999A (en) * 1969-06-19 1971-09-21 Dow Chemical Co Foam scrap recovery and apparatus
US3883624A (en) * 1971-11-18 1975-05-13 Grandview Ind Limited Recovery and utilization of scrap in production of foamed thermoplastic polymeric products
US3859404A (en) * 1972-10-19 1975-01-07 Arco Polymers Inc Densifying plastic foam scrap
US4065532A (en) * 1974-04-11 1977-12-27 Basf Aktiengesellschaft Process for the admixture of additives into plastics with simultaneous removal of volatile constituents
JPS5850572B2 (ja) * 1980-05-09 1983-11-11 大同酸素株式会社 ブロ−ガス回収を伴う中空成形品の製造方法
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
JPS57118077A (en) * 1981-01-06 1982-07-22 Central Glass Co Ltd Manufacture of glazed ceramic substrate
JPS5936927A (ja) * 1982-08-25 1984-02-29 Hitachi Ltd 半導体気相成長装置
JPS59227426A (ja) * 1983-06-10 1984-12-20 Idemitsu Petrochem Co Ltd 熱可塑性樹脂発泡体の製造法
US4531951A (en) * 1983-12-19 1985-07-30 Cellu Products Company Method and apparatus for recovering blowing agent in foam production

Also Published As

Publication number Publication date
JPH0513173B2 (https=) 1993-02-19
KR860003291A (ko) 1986-05-23
JPS61101539A (ja) 1986-05-20
US4682989A (en) 1987-07-28
EP0182130A2 (en) 1986-05-28
CA1250088A (en) 1989-02-14
EP0182130A3 (en) 1987-09-02

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