JP2013501649A - 蓄熱成型体 - Google Patents
蓄熱成型体 Download PDFInfo
- Publication number
- JP2013501649A JP2013501649A JP2012524252A JP2012524252A JP2013501649A JP 2013501649 A JP2013501649 A JP 2013501649A JP 2012524252 A JP2012524252 A JP 2012524252A JP 2012524252 A JP2012524252 A JP 2012524252A JP 2013501649 A JP2013501649 A JP 2013501649A
- Authority
- JP
- Japan
- Prior art keywords
- weight
- molded body
- styrene
- temperature
- phase change
- 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.)
- Granted
Links
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Images
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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Abstract
Description
− 繊維/箔の数多くの切断(特に延伸時)
− それぞれ3cN/tex未満、および30N/mm2未満の低い破断力
− 浸み出しによるロスが多いこと
− 成型体は、10〜50℃の範囲、好ましくは15〜40℃、特に好ましくは15〜25℃の温度まで急冷されること、
− キャリア成分および相変化物質から成る可塑化混合物は、160〜200℃の温度で押出されること、
− 成型体は、60〜600K/秒、好ましくは80〜300K/秒、特に好ましくは120〜200K/秒の平均冷却速度で急冷されること、
− キャリア成分は、2mmと等しいかこれより小さい粒子サイズの粉末ブレンドの形態で充填されて、可塑化装置中で混合、可塑化され、および、相変化物質は、50〜130℃の範囲の温度にて液体の形態で可塑化装置へ導入されて、可塑化キャリア成分と2.5〜10分間混合されること、
− 急冷プロセスにおいて、成型体は、冷却流体で処理され、とりわけ、成型体は、所望される場合は0.1〜3g/Lの濃度で界面活性剤を含んでいてよい、水浴に通されること、
− 押出しダイスから排出後、急冷前に、成型体は、0.5〜10cm、好ましくは1〜5cmのエアギャップに通されること、
− 成型体は、5〜50m/分、好ましくは10〜30m/分の速度で押出しダイスから引き出されること、
− 押出しダイスから排出後、成型体は、1.1〜2の延伸倍率で延伸されること、ならびに、
− 成型体は、続いて、2〜12の延伸倍率での延伸工程を実施されること、を含む。
− その重量に基づいて、60〜10質量%のキャリア成分、および40〜90質量%の相変化物質から成ること、
− 相変化物質の相転移温度は、30〜+135℃、好ましくは−30〜+85℃の範囲であること、
− スチレンブロックコポリマーは、ジまたはトリブロックコポリマーであり、第一および第二のポリマー構成成分AおよびB、ならびに所望に応じて第三のポリマー構成成分Cを包含し、ここで、Aは、スチレンであり、BおよびCは、エチレン、ブタジエン、ブチレン、イソプレン、およびプロピレンから選択されること、
− スチレンブロックコポリマーは、SB(スチレン‐ブタジエン)、SBS(スチレン‐ブタジエン‐スチレン)、SIS(スチレン‐イソプレン‐スチレン)、SEBS(スチレン‐エチレン‐ブチレン‐スチレン)、SEPS(スチレン‐エチレン‐プロピレン‐スチレン)、およびSEEPS(スチレン‐ポリ(イソプレン‐ブタジエン)‐スチレン)から選択されること、
− 成型体は、添加剤として、ナノスケール物質、特にはカーボンナノチューブを含むこと、および、
− 成型体は、請求項1〜10のいずれか一項に記載の方法により製造されること、
と特徴とする。
π・r2・l = π・(r − Δr)2・(l + Δl) または
(l + Δl)/l = r2/(r − Δr)2
CR = (TS − TF)・v/IA
長さ:直径比が52:1であるZSE40(ライストリッツ(Leistritz))二軸押出し機をまず用いて、パラフィン、PMMA、およびSEEPSから成るペレットを作製した。
− 15質量%のSEEPS(Septon(登録商標)4055、株式会社クラレ)
− 15質量%のPMMA(PMMA タイプ7N 無着色、Evonik AG)
− 70質量%のPCM(Rubitherm RT52、ルビサームテクノロジーズ社)
− 繊度: 11tex
− 破断力: 85cN
− 単位繊度あたりの破断力: 7.8cN/tex
− 残留伸び: 85%
実施例1で用いた方法を用いて、以下で構成されるPCM−ポリマー配合物から成るペレットを作製した。
− 15質量%のSEEPS(Septon(登録商標)4055、株式会社クラレ)
− 15質量%のPMMA(PMMA タイプ7N 無着色、Evonik AG)
− 4質量%の多層カーボンナノチューブ(NC7000、ナノシルS.A)
− 66質量%のPCM(Rubitherm RT52、ルビサームテクノロジーズ社)
− 繊度: 10tex
− 破断力: 100cN
− 単位繊度あたりの破断力: 10cN/tex
− 残留伸び: 90%
長さ:直径比が40:1であるZSK25(コペリオン(Coperion))二軸押出し機を用いて、以下で構成されるPCM−ポリマー配合物を可塑化または溶融した。
− 15質量%のSEEPS(Septon(登録商標)4055、株式会社クラレ)
− 15質量%のPMMA(PMMA タイプ7N 無着色、Evonik AG)
− 70質量%のPCM(Rubitherm RT52、ルビサームテクノロジーズ社)
長さ:直径比が52:1であるZSE40(ライストリッツ)二軸押出し機をまず用いて、C16ジアルキルエーテル(ジ−n−セチルエーテル)、PMMA、およびSEEPSから成るペレットを作製した。
− 15質量%のSEEPS(Septon(登録商標)4055、株式会社クラレ)
− 15質量%のPMMA(PMMA タイプ7N 無着色、Evonik AG)
− 70質量%のPCM(ジ−n−セチルエーテル、サソールジャーマニー社)
− 繊度: 11tex
− 破断力: 87cN
− 単位繊度あたりの破断力: 8.1cN/tex
− 残留伸び: 80%
次に、発明例1のPCM‐ポリマー配合物を、水浴を用いる代わりにダクト内の物質に冷却エアを吹き付けることでフィラメントを急冷させる紡糸実験に用いた。この実験は、フィラメントの切断が続いたためにうまく行かなかった。約10〜15cmの長さ(スピナレットダイスからの距離)の紡糸後、スピナレットダイスから引き取った12のフィラメントの多くが切断して、切断フィラメントの遊離末端がここで無傷のフィラメントまたはスピナレットダイスに付着してしまい、従って溶融紡糸プロセスを短時間で停止しなければならなかった。
以下で構成されるPCM‐ポリマー配合物から、発明例3のプロセスによる繊維の紡糸を試みた:
− 30質量%のSEEPS(Septon(登録商標)4055、株式会社クラレ)
− 70質量%のPCM(Rubitherm RT52、ルビサームテクノロジーズ社)
Claims (16)
- 成形体の質量に対して60〜10質量%のキャリア成分および40〜90質量%の相変化物質から構成される可塑化混合物から成る繊維状または箔様成型体を製造する方法であって、
前記キャリア成分は、前記可塑化混合物の質量に対して5〜20質量%の、LDPE、HDPE、PMMA、ポリカーボネート、およびこれらの混合物の群から選択されるポリマーまたはポリマーブレンド、5〜20質量%のスチレンブロックコポリマー、ならびに、0〜20質量%の1種または2種以上の添加剤、を含み、
前記相変化物質は、天然および合成パラフィン、長鎖ジアルキルエーテル、長鎖アルキルアルコール、低分子量高結晶度PEワックス、ポリエチレングリコール、ならびにこれらの混合物から成る群より選択されるものであり、
前記可塑化混合物が、130〜220℃の温度にて押出しダイスを通して押出されて、繊維状または箔様成型体が得られ、前記押出しダイスから排出後0.05〜4秒の時間内に、前記成型体は10〜80℃の範囲の温度まで急冷される、ことを特徴とする、方法。 - 前記成型体が、10〜60℃、好ましくは15〜40℃、特に好ましくは15〜25℃の範囲の温度まで急冷されることを特徴とする、請求項1に記載の方法。
- 前記キャリア成分および相変化物質から成る前記可塑化混合物が、130〜220℃、好ましくは160〜200℃の温度で押出されることを特徴とする、請求項1または2に記載の方法。
- 前記成型体が、60〜600K/秒、好ましくは80〜300K/秒、特に好ましくは120〜200K/秒の平均冷却速度で急冷されることを特徴とする、請求項1から3のいずれか一項に記載の方法。
- 前記キャリア成分が、粒子サイズが2mm以下の粉末ブレンドの形態で充填され、可塑化装置中にて混合および可塑化され、
前記相変化物質が、50〜130℃の範囲の温度にて液体の形態で前記可塑化装置へ導入され、前記可塑化されたキャリア成分と2.5〜10分間混合されることを特徴とする、請求項1〜4のいずれか一項に記載の方法。 - 前記急冷工程において、前記成型体が冷却流体で処理され、とりわけ、前記成型体が、所望により0.1〜3g/Lの濃度で界面活性剤を含んでいてよい水浴を通されることを特徴とする、請求項1〜5のいずれか一項に記載の方法。
- 前記押出しダイスからの排出後、急冷の前に、前記成型体が、0.5〜10cm、好ましくは1〜5cmの長さのエアギャップを通されることを特徴とする、請求項1〜6のいずれか一項に記載の方法。
- 前記成型体が前記押出しダイスから引き抜かれる速度が、5〜50m/分、好ましくは10〜30m/分であることを特徴とする、請求項1〜7のいずれか一項に記載の方法。
- 前記押出しダイスからの排出後、前記成型体が、1.1〜2の延伸倍率にて延伸されることを特徴とする、請求項1〜8のいずれか一項に記載の方法。
- 前記成型体が、続いて、2〜12の延伸倍率にて延伸されることを特徴とする、請求項9に記載の方法。
- 60〜10質量%のキャリア成分および40〜90質量%の相変化物質から構成される成型体であって、
前記キャリア成分は、前記成形体に対して5〜20質量%の、LDPE、HDPE、PMMA、ポリカーボネート、およびこれらの混合物の群から選択されるポリマーまたはポリマーブレンド、5〜20質量%のスチレンブロックコポリマー、ならびに0〜20質量%の1種または2種以上の添加剤、を含み、
前記相変化物質は、天然および合成パラフィン、ポリエチレングリコール、ならびにこれらの混合物から成る群より選択されるものであり、
前記成型体は、繊度が5〜70tex、残留伸びが5〜100%、および単位繊度あたりの破断力が7〜15cN/texである繊維であるか、または厚さが100〜1000μm、残留伸びが10〜100%、および最大引張強度が50〜200N/mm2である箔であり、
前記相変化物質の相転移温度におけるその熱容量は、70〜270J/gであることを特徴とする、成型体。 - 前記相変化物質の相転移温度が、30〜+135℃の範囲内であることを特徴とする、請求項11に記載の成型体。
- 前記スチレンブロックコポリマーが、ジまたはトリブロックコポリマーであり、第一および第二のポリマー構成成分AおよびB、ならびに所望により第三のポリマー構成成分Cを包含し、
前記Aはスチレンであり、前記Bおよび前記Cは、エチレン、ブタジエン、ブチレン、イソプレン、およびプロピレンから選択されることを特徴とする、請求項11または12に記載の成型体。 - 前記スチレンブロックコポリマーが、SB(スチレン−ブタジエン)、SBS(スチレン−ブタジエン−スチレン)、SIS(スチレン−イソプレン−スチレン)、SEBS(スチレン−エチレン−ブチレン−スチレン)、SEPS(スチレン−エチレン−プロピレン−スチレン)、およびSEEPS(スチレン−ポリ(イソプレン−ブタジエン)−スチレン)から選択されることを特徴とする、請求項11〜13のいずれか一項に記載の成型体。
- 前記添加剤として、ナノスケール物質、とりわけカーボンナノチューブを含むことを特徴とする、請求項11〜14のいずれか一項に記載の成型体。
- 請求項1〜10のいずれか一項に請求される方法によって製造されることを特徴とする、請求項11に記載の成型体。
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CN114575009B (zh) * | 2022-01-28 | 2023-06-06 | 九州星际科技有限公司 | 一种耐热超高分子量聚乙烯纤维制品及其制备方法 |
CN114108146B (zh) * | 2022-01-28 | 2022-04-15 | 江苏九九久科技有限公司 | 一种耐热超高分子量聚乙烯纤维制品的制备装置 |
CN114834115B (zh) * | 2022-03-02 | 2023-07-21 | 大连理工大学 | 一种相变储能柔性膜材料及其制备方法 |
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AU2011214680A1 (en) | 2011-12-15 |
HK1167425A1 (en) | 2012-11-30 |
KR101337946B1 (ko) | 2013-12-12 |
JP5722324B2 (ja) | 2015-05-20 |
CA2764741C (en) | 2014-04-08 |
US20120064327A1 (en) | 2012-03-15 |
CA2764741A1 (en) | 2011-08-18 |
KR20120047850A (ko) | 2012-05-14 |
DE102010007497A1 (de) | 2011-08-11 |
WO2011098225A1 (de) | 2011-08-18 |
US8828530B2 (en) | 2014-09-09 |
EP2491090B1 (de) | 2015-04-01 |
ES2536579T3 (es) | 2015-05-26 |
CN102471673A (zh) | 2012-05-23 |
CN102471673B (zh) | 2015-03-04 |
AU2011214680B2 (en) | 2012-12-06 |
EP2491090A1 (de) | 2012-08-29 |
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