TWI242023B - Expandable beads of styrene-modified linear low-density polyethylene-based resin, production method therefor, pre-expanded beads and expanded molded article - Google Patents

Expandable beads of styrene-modified linear low-density polyethylene-based resin, production method therefor, pre-expanded beads and expanded molded article Download PDF

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Publication number
TWI242023B
TWI242023B TW093107982A TW93107982A TWI242023B TW I242023 B TWI242023 B TW I242023B TW 093107982 A TW093107982 A TW 093107982A TW 93107982 A TW93107982 A TW 93107982A TW I242023 B TWI242023 B TW I242023B
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based resin
beads
density polyethylene
expanded
styrene
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TW093107982A
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English (en)
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TW200424245A (en
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Hideyasu Matsumura
Yasutaka Tsutsui
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Sekisui Plastics
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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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/16—Making expandable particles
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F255/00—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00
    • C08F255/02—Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group C08F10/00 on to polymers of olefins having two or three carbon atoms
    • 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
    • C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
    • 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
    • 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
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L25/00—Compositions of, homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Compositions of derivatives of such polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L51/00—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
    • 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
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
    • 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
    • C08J2323/04—Homopolymers or copolymers of ethene
    • C08J2323/08—Copolymers of ethene
    • 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
    • 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
    • C08J2425/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Derivatives of such polymers

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Description

1242023 所得預發泡粒子之容積密度為33kg/m3、發泡成形體之 密度為33kg/m3，壓縮強度為43N/cm2，落球衝擊值高達 90cm，具有優異之強度。此外，加熱尺寸變化率為〇 茲將實施例14之原料比、聚合條件、粉末量、凝腰成 分率、聚苯乙烯量及聚苯乙烯樹脂成分之分子量、落球衝 擊值、壓縮強度以及加入尺寸變化率統整後示於表3。 表3 PE/PS(1 段+2 段） 100/400(100/300) ^^ 聚合溫度（1段+2段） 118/118 ——^ 聚合轉化率(％) 90 —- 聚合起始劑（1段/2段） TBPB/TBPB 一^— 起始劑塁（1段/2段） 0.3/0.3 '~-- 凝膠成分率(％) 29^8 ~^— PS*(t*%) 24^2 ' ^- 粉末畺（重1%) 0^5 ^- 分子量（萬） 約 32 ~ ~--- 洛球衝擊值(cm) ^0 "~~ 壓縮強度(N/cm2) 43 一— 加熱尺寸變化率(％) 0.2 - 由前述表3可知，即便使聚乙稀系樹脂之炼點相異，亦 可製得耐衝擊性、剛性及耐熱性優異之發泡成形體。 10 實施例15 於容積100公升之高壓爸内添加純水40g、作分散劑用 之咄咯啉酸鎂200g及十二烷基苯磺酸鈉20g以作為水性媒 介，並使實施例1所得之聚乙烯系樹脂粒子8kg懸濁，再以 轉數150rpm進行攪拌。 於其中添加含苯乙烯單體3.2kg(相對於聚乙烯1〇〇重量 份為40重量份)與DCP 9.6g(相對於苯乙烯單體100重量份為 〇·3重量份）的混合液，以60°C放置60分鐘，再使苯乙基單體 36 1242023 表4 PE/PS(1 段+2 段） 100/400(100/300) 聚合溫度（1段+2段） 126/122 聚合轉化率(％) 90 聚合起始劑（1段/2段） DCP/TBPB 起始劑量（1段/2段） 0.3/0.3 凝膠成分率(％) 30.6 ps量（重量％) 125.0 粉末量（重量％) 0.8 (萬） 約30 落球衝擊值(cm) 90 度(N/cm2) 42 寸變化率(°/〇) 0.2 由前述表4可知，即使採用2種苯乙烯單體，亦可製得 耐衝擊性、剛性及耐熱性優異之發泡成形體。 綜上述，若按本發明，則可於使苯乙稀單體浸潰到聚 乙稀系樹脂粒子並聚合時，藉選擇聚合起始劑及控制聚合 酿度來控制凝膠成分率，進而製得可滿足耐衝擊性、剛性 及耐熱性等物性之苯乙烯改質直鏈狀低密度聚乙烯系樹脂 發泡粒子。 【阖式簡單說明】 (無） 【闽式之主要元件代表符號表】 38
TW093107982A 2003-03-25 2004-03-24 Expandable beads of styrene-modified linear low-density polyethylene-based resin, production method therefor, pre-expanded beads and expanded molded article TWI242023B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003082973 2003-03-25

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TW200424245A TW200424245A (en) 2004-11-16
TWI242023B true TWI242023B (en) 2005-10-21

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TW093107982A TWI242023B (en) 2003-03-25 2004-03-24 Expandable beads of styrene-modified linear low-density polyethylene-based resin, production method therefor, pre-expanded beads and expanded molded article

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US (1) US7767724B2 (zh)
EP (1) EP1607437B2 (zh)
JP (2) JP4072554B2 (zh)
KR (1) KR100660431B1 (zh)
MY (1) MY136268A (zh)
TW (1) TWI242023B (zh)
WO (1) WO2004085528A1 (zh)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4805899B2 (ja) * 2003-03-25 2011-11-02 積水化成品工業株式会社 スチレン改質直鎖状低密度ポリエチレン系発泡性樹脂粒子、予備発泡粒子及び発泡成形体
EP1607436B2 (en) † 2003-03-25 2019-06-12 Sekisui Plastics Co., Ltd. Expandable resin beads of styrene-modified linear low-density polyethylene
KR100660431B1 (ko) * 2003-03-25 2006-12-22 세키스이가세이힝코교가부시키가이샤 스티렌 개질 직쇄상 저밀도 폴리에틸렌계 발포성 수지입자, 그 제조방법, 예비발포 입자 및 발포 성형체
CN101001899B (zh) * 2004-09-03 2010-04-14 积水化成品工业株式会社 苯乙烯改性聚乙烯系树脂粒子、苯乙烯改性聚乙烯系发泡性树脂粒子及其制造方法、预发泡粒子及发泡成型制品
CN100537624C (zh) * 2004-09-06 2009-09-09 积水化成品工业株式会社 苯乙烯改性线型低密度聚乙烯系树脂粒子、苯乙烯改性线型低密度聚乙烯系发泡性树脂粒子及其制造方法、预发泡粒子及发泡成型制品
JP4461172B2 (ja) * 2004-09-22 2010-05-12 積水化成品工業株式会社 空隙を有する発泡成形体
WO2007004620A1 (ja) * 2005-07-04 2007-01-11 Denki Kagaku Kogyo Kabushiki Kaisha 硬化性組成物及びそれを用いる部材の仮固定方法
CN101389662B (zh) * 2006-02-28 2012-01-11 积水化成品工业株式会社 苯乙烯改性聚丙烯类树脂粒子、发泡性苯乙烯改性聚丙烯类树脂粒子、苯乙烯改性聚丙烯类树脂发泡粒子、苯乙烯改性聚丙烯类树脂发泡成型体及这些物质的制造方法
WO2007138916A1 (ja) * 2006-05-26 2007-12-06 Jsp Corporation 発泡性ポリエチレン系樹脂粒子及びその製造方法
JP5084211B2 (ja) * 2006-09-28 2012-11-28 株式会社カネカ 住宅機材用材料
TWI361201B (en) * 2006-10-26 2012-04-01 Sekisui Plastics Formable polystyrene resin particles and production process thereof, pre-foamed particles and foam molded product
JP5232397B2 (ja) * 2007-03-29 2013-07-10 積水化成品工業株式会社 改質ポリスチレン系樹脂粒子の製造方法、発泡性改質ポリスチレン系樹脂粒子、改質ポリスチレン系樹脂発泡粒子、改質ポリスチレン系樹脂発泡成形体
JP5058866B2 (ja) * 2008-03-31 2012-10-24 積水化成品工業株式会社 発泡成形体及び基板搬送容器
WO2010074246A1 (ja) 2008-12-26 2010-07-01 積水化成品工業株式会社 予備発泡粒子、その製造方法及び発泡成形体
JP5192420B2 (ja) 2009-03-03 2013-05-08 積水化成品工業株式会社 長期保存用発泡性複合樹脂粒子、その予備発泡粒子及び発泡成形体
JP2012184355A (ja) * 2011-03-07 2012-09-27 Sekisui Plastics Co Ltd 予備発泡粒子および発泡成形体
CN105940025A (zh) 2014-03-12 2016-09-14 积水化成品工业株式会社 复合树脂颗粒、发泡性颗粒、预发泡颗粒和发泡成形体
JP6185872B2 (ja) 2014-03-28 2017-08-23 積水化成品工業株式会社 高密度ポリエチレン系樹脂粒子、複合樹脂粒子、発泡粒子及び発泡成形体
WO2016047382A1 (ja) * 2014-09-26 2016-03-31 積水化成品工業株式会社 複合樹脂粒子とその製造方法、発泡性粒子、発泡粒子、発泡成形体及び自動車内装材
WO2016085536A1 (en) 2014-11-26 2016-06-02 Lifoam Industries, Llc Method of molding foam articles
JP6964962B2 (ja) * 2015-12-07 2021-11-10 株式会社ジェイエスピー 複合樹脂粒子
JP6657883B2 (ja) * 2015-12-07 2020-03-04 株式会社ジェイエスピー 複合樹脂粒子の製造方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3963816A (en) * 1971-09-02 1976-06-15 Foster Grant Co., Inc. Process for molding expandable thermoplastic material
DE2413321A1 (de) 1974-03-20 1975-10-23 Basf Ag Verschaeumbare pfropfpolymerisate des styrols auf olefinpolymerisaten
GB1512638A (en) 1974-08-22 1978-06-01 Crosfield Electronics Ltd Apparatus for maintaining the position of a working head in relation to a cylindrical workpiece
JPS5276372A (en) 1975-12-22 1977-06-27 Japan Styrene Paper Corp Process for manufacture of expandable polyolefin resin particle
JPS597729B2 (ja) * 1979-03-19 1984-02-20 鐘淵化学工業株式会社 発泡性熱可塑性樹脂粒子の製造法
JPS6259642A (ja) 1985-09-09 1987-03-16 Japan Styrene Paper Co Ltd 改質ポリエチレン系樹脂予備発泡粒子及びその製造方法
JP2668384B2 (ja) * 1988-05-12 1997-10-27 鐘淵化学工業株式会社 改質ポリエチレン系樹脂発泡成形体の製造方法
JP2915134B2 (ja) * 1990-11-19 1999-07-05 三菱化学ビーエーエスエフ株式会社 スチレン改質ポリエチレン系樹脂粒子の製造法
US6608150B1 (en) * 2002-10-08 2003-08-19 Atofina Chemicals, Inc. Preparation of expandable styrene polymers
KR100660431B1 (ko) * 2003-03-25 2006-12-22 세키스이가세이힝코교가부시키가이샤 스티렌 개질 직쇄상 저밀도 폴리에틸렌계 발포성 수지입자, 그 제조방법, 예비발포 입자 및 발포 성형체
EP1607436B2 (en) * 2003-03-25 2019-06-12 Sekisui Plastics Co., Ltd. Expandable resin beads of styrene-modified linear low-density polyethylene

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JPWO2004085528A1 (ja) 2006-06-29
TW200424245A (en) 2004-11-16
JP2008081746A (ja) 2008-04-10
WO2004085528A1 (ja) 2004-10-07
JP4072554B2 (ja) 2008-04-09
EP1607437B2 (en) 2016-08-24
EP1607437A4 (en) 2011-01-19
JP4845862B2 (ja) 2011-12-28
EP1607437A1 (en) 2005-12-21
MY136268A (en) 2008-09-30
US7767724B2 (en) 2010-08-03
US20060058406A1 (en) 2006-03-16
EP1607437B1 (en) 2012-08-15
KR100660431B1 (ko) 2006-12-22
KR20050111771A (ko) 2005-11-28

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