DE3466700D1 - Polypropylene resin prefoamed particles - Google Patents

Polypropylene resin prefoamed particles

Info

Publication number
DE3466700D1
DE3466700D1 DE8484103187T DE3466700T DE3466700D1 DE 3466700 D1 DE3466700 D1 DE 3466700D1 DE 8484103187 T DE8484103187 T DE 8484103187T DE 3466700 T DE3466700 T DE 3466700T DE 3466700 D1 DE3466700 D1 DE 3466700D1
Authority
DE
Germany
Prior art keywords
polypropylene resin
prefoamed particles
resin prefoamed
particles
polypropylene
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
DE8484103187T
Other languages
English (en)
Inventor
Hideki Kuwabara
Shohei Yoshimura
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26390496&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3466700(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from JP58050048A external-priority patent/JPS59176336A/ja
Priority claimed from JP6899983A external-priority patent/JPS59193932A/ja
Application filed by JSP Corp filed Critical JSP Corp
Application granted granted Critical
Publication of DE3466700D1 publication Critical patent/DE3466700D1/de
Expired 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
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added 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
    • 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
    • C08J2323/10—Homopolymers or copolymers of propene

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)
DE8484103187T 1983-03-25 1984-03-22 Polypropylene resin prefoamed particles Expired DE3466700D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP58050048A JPS59176336A (ja) 1983-03-25 1983-03-25 ポリプロピレン系樹脂発泡粒子
JP6899983A JPS59193932A (ja) 1983-04-19 1983-04-19 ポリプロピレン系樹脂型内発泡成型体

Publications (1)

Publication Number Publication Date
DE3466700D1 true DE3466700D1 (en) 1987-11-12

Family

ID=26390496

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484103187T Expired DE3466700D1 (en) 1983-03-25 1984-03-22 Polypropylene resin prefoamed particles

Country Status (4)

Country Link
US (1) US4840973A (de)
EP (1) EP0123144B1 (de)
KR (1) KR840008174A (de)
DE (1) DE3466700D1 (de)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
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
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
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
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
US5389320A (en) * 1991-10-28 1995-02-14 General Electric Company Method of making expandable polyphenylene ether and polyolefin blend
IT1255364B (it) * 1992-09-15 1995-10-31 Himont Inc Processo per la preparazione di manufatti in polipropilene espanso mediante produzione di granuli pre-espansi e termoformatura per sinterizzazione degli stessi
KR0159801B1 (ko) * 1994-08-06 1999-01-15 박원배 폴리올레핀계 수지의 미세 셀 예비 발포체 및 그의 제조 방법
DE4436980A1 (de) * 1994-10-15 1996-04-18 Basf Ag Durch Extrusion hergestellte, vorgeschäumte Polyolefinteilchen
JP4083807B2 (ja) 1996-08-12 2008-04-30 株式会社ジェイエスピー 自動車バンパー芯材
US6133331A (en) * 1996-12-13 2000-10-17 Jsp Corporation Expanded particles of polyolefin resin and process for preparing the same
DE19706884A1 (de) * 1997-02-21 1998-08-27 Huels Chemische Werke Ag Verfahren zum Nachschäumen von preexpandierten polyolefinischen Partikeln
US6818161B2 (en) 1997-04-01 2004-11-16 Jsp Corporation 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
DE19739113A1 (de) * 1997-09-06 1999-03-11 Gefinex Polymerschaeume Gmbh Vorexpandierte polyolefinische Schaumpartikel
JP4111417B2 (ja) 1997-12-01 2008-07-02 株式会社ジェイエスピー ポリプロピレン系樹脂発泡粒子及び型内成型体
JP3692760B2 (ja) * 1998-01-30 2005-09-07 株式会社カネカ ポリプロピレン系樹脂型内発泡成形体の製造方法
MY114837A (en) * 1998-03-23 2003-01-31 Jsp Corp Foamed and expanded beads of polypropylene resin for molding
EP0963827B1 (de) * 1998-06-11 2002-10-23 Jsp Corporation Geformter Gegenstand aus geschäumten und expandierten Propylenperlen
JP3950557B2 (ja) 1998-07-30 2007-08-01 株式会社カネカ ポリプロピレン系樹脂予備発泡粒子およびそれからの型内発泡成形体の製造方法
KR20020055589A (ko) 1999-12-28 2002-07-09 다케다 마사토시 발포성 폴리스티렌계 수지입자 및 이를 이용한 발포체
DE10017428A1 (de) 2000-04-07 2001-10-11 Basf Ag Verfahren und Herstellung von expandierten oder expandierbaren Polyolefin-Partieln
US6956067B2 (en) * 2000-09-20 2005-10-18 Jsp Corporation Expanded polypropylene resin bead and process of producing same
MXPA04004175A (es) * 2001-11-01 2004-09-06 Jsp Corp Procedimiento para producir molduras espumadas a partir de perlas expandidas de resina de polipropileno y procediento para producir perlas expandidas de resina de polipropileno.
AU2003219550A1 (en) * 2002-03-19 2003-09-29 Jsp Corporation Composite foamed polypropylene resin molding and method of producing same
DE60326233D1 (de) * 2002-05-13 2009-04-02 Jsp Corp Expandierbares polyproplyenharzteilchen und durch formen im formwerkzeug daraus erhaltene formkörper
CN101146854B (zh) * 2005-03-25 2012-04-18 株式会社钟化 聚羟基链烷酸酯树脂发泡粒子及该发泡粒子的制备方法
US8342420B2 (en) 2010-10-27 2013-01-01 Roberts Jr Richard W Recyclable plastic structural articles and method of manufacture
US20130115399A1 (en) 2010-10-27 2013-05-09 Richard W. Roberts In-situ foam core articles
US9346237B2 (en) 2010-10-27 2016-05-24 Richard W. Roberts Recyclable plastic structural articles and method of manufacture
US9272484B2 (en) 2012-01-25 2016-03-01 Richard W. Roberts, JR. Structural plastic articles, method of use, and methods of manufacture
US9073462B2 (en) 2012-03-28 2015-07-07 Richard W. Roberts In-situ foam core vehicle seating system and method of manufacture
US10207606B2 (en) 2012-03-28 2019-02-19 Richard W. Roberts Recyclable plastic structural articles and method of manufacture
US8840819B2 (en) 2012-03-28 2014-09-23 Richard W. Roberts, JR. In-situ foam core structural energy management system and method of manufacture
US9102086B2 (en) 2012-03-28 2015-08-11 Richard W. Roberts In-situ foam core structural articles and methods of manufacture of profiles
US8708177B2 (en) 2012-03-29 2014-04-29 Richard W. Roberts In-situ foam core dielectrically-resistant systems and method of manufacture
CN102813485A (zh) * 2012-05-12 2012-12-12 仇胜波 一种马桶保暖座便垫
CN102717466A (zh) * 2012-05-12 2012-10-10 仇胜波 一种儿童洗头床及其生产工艺
CN102657489A (zh) * 2012-05-12 2012-09-12 仇胜波 一种epp保暖防滑沐浴垫
US10328662B2 (en) 2012-11-01 2019-06-25 Richard W. Roberts In-situ foam core stress mitigation component and method of manufacture
US9271610B2 (en) 2013-04-12 2016-03-01 Richard W. Roberts, JR. Bathtub/shower tray support

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JPS5943492B2 (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の製造方法
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
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

Also Published As

Publication number Publication date
EP0123144A1 (de) 1984-10-31
EP0123144B1 (de) 1987-10-07
KR840008174A (ko) 1984-12-13
US4840973A (en) 1989-06-20

Similar Documents

Publication Publication Date Title
DE3466700D1 (en) Polypropylene resin prefoamed particles
GB8313401D0 (en) Foamable polyolefin particles
DE3477796D1 (en) Preminarily foamed particles of non-crosslinked polypropylenetype resin
DE3473286D1 (en) Preliminarily foamed particles of non-crosslinked polypropylene type resin
AU560618B2 (en) Pre-expanded polyolefin particle
DE3463152D1 (en) Thermoplastic resin composition
EP0133236A3 (en) Thermoplastic moulding compounds
GB2145725B (en) Producing foamed particles of polyolefin resin
GB8332962D0 (en) Urea-formaldehyde resin
GB8431163D0 (en) Vinylide chloride type resin expandable particles
GB2097797B (en) Expanding resin particles
GB8509188D0 (en) Polypropylene resin
AU583253B2 (en) Resin mixtures
DE3461098D1 (en) Thermoplastic moulding masses
DE3467362D1 (en) Polyolefin resin composition
GB2185022B (en) Expandable thermoplastic resin particles
DE3467176D1 (en) Expandable thermoplastic resin particles and process for preparing the same
DE3475794D1 (en) Thermoplastic moulding mass
DE3469750D1 (en) Thermoplastic moulding masses
GB8304532D0 (en) Synthetic resin bag
DE3469749D1 (en) Thermoplastic moulding masses
DE3473884D1 (en) Thermoplastic moulding masses
DE3477012D1 (en) Thermoplastic moulding masses
GB8321684D0 (en) Classifying particles
GB8411889D0 (en) Resin deposition

Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation