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    ELASTISCHER PARTIKELSCHAUMSTOFF AUF BASIS VON POLYOLEFIN/STYROLPOLYMER-MISCHUNGEN
    44.
    发明公开
    ELASTISCHER PARTIKELSCHAUMSTOFF AUF BASIS VON POLYOLEFIN/STYROLPOLYMER-MISCHUNGEN 有权
    基于聚烯烃/苯乙烯聚合物混合物弹性体粒子FOAM

    公开(公告)号：EP2384355A1

    公开(公告)日：2011-11-09

    申请号：EP09793519.1

    申请日：2009-12-16

    Applicant: BASF SE

    Inventor： SCHIPS, Carsten ,  HAHN, Klaus ,  KNOLL, Konrad ,  RUCKDÄSCHEL, Holger ,  ASSMANN, Jens ,  GRÄSSEL, Georg ,  HOFMANN, Maximilian

    IPC: C08L25/06

    CPC classification number: C08L25/06 ,  C08K5/01 ,  C08L23/06 ,  C08L23/0815 ,  C08L53/02 ,  C08L53/025 ,  C08L2205/02 ,  C08L2205/035 ,  C08L2666/06 ,  C08L2666/02

    Abstract: Disclosed are expandable thermoplastic polymer particles containing A) 45 to 97.8 percent by weight of a styrene polymer, B1) 1 to 45 percent by weight of a polyolefin having a melting point ranging from 105 to 140°C, B2) 0 to 25 percent by weight of a polyolefin having a melting point below 105°C, C1) 0.1 to 25 percent by weight of a block polymer or graft polymer that has a minimum mean molecular weight Mw of 100,000 g/mol and contains a) at least one block S comprising 95 to 100 percent by weight of vinyl aromatic monomers and 0 to 5 percent by weight of dienes, and b) at least one copolymer block (S/B)
    A comprising 63 to 80 percent by weight of vinyl aromatic monomers and 20 to 37 percent by weight of dienes having a glass transition temperature TgA ranging from 5 to 30°C, wherein the total percentage by weight of all blocks S ranges from 50 to 70 percent by weight relative to the block polymer or graft polymer A, C2) 0 to 20 percent by weight of a styrene-butadiene or styrene-isoprene block copolymer that differs from C1, C3) 0.1 to 9.9 percent by weight of a styrene-ethylene-butylene block copolymer, D) 1 to 15 percent by weight of a blowing agent, E) 0 to 5 percent by weight of a nucleation agent, wherein A) to E) total 100 percent by weight.

    TRANSPARENTE UND ZÄHSTEIFE FORMMASSEN AUF BASIS VON STYROL-BUTADIEN-BLOCKCOPOLYMERMISCHUNGEN
    46.
    发明授权
    TRANSPARENTE UND ZÄHSTEIFE FORMMASSEN AUF BASIS VON STYROL-BUTADIEN-BLOCKCOPOLYMERMISCHUNGEN 有权
    基于苯乙烯 - 丁二烯嵌段共聚物透明ZÄHSTEIFE模塑料

    公开(公告)号：EP2190922B1

    公开(公告)日：2011-06-22

    申请号：EP08803606.6

    申请日：2008-09-03

    Applicant: BASF SE

    Inventor： KNOLL, Konrad ,  KOCH, Jürgen ,  CHAROENSIRISOMBOON, Piyada ,  WAGNER, Daniel

    IPC: C08L25/10 ,  C08L53/02

    CPC classification number: C08L25/06 ,  C08K5/0016 ,  C08L25/10 ,  C08L53/02 ,  C08L2205/02 ,  C08L2205/035 ,  C08L2666/24 ,  C08L2666/02

    Abstract: A mixture which comprises a)from 95 to 30% by weight of a copolymer or block copolymer A comprising one or more copolymer blocks (B/S)A which are respectively composed of from 65 to 95% by weight of vinylaromatic monomers and of from 35 to 5% by weight of dienes, and whose glass transition temperature TgA is in the range from 40° to 90°C, b) from 5 to 45% by weight of a block copolymer B comprising at least one hard block S which is composed of vinylaromatic monomers, and comprising one or more copolymer blocks (B/S)B which are respectively composed of from 20 to 60% by weight of vinylaromatic monomers and of from 80 to 40% by weight of dienes, and whose glass transition temperature TgB is in the range from -70° to 0°C, c) from 0 to 40% by weight of polystyrene C, and d) from 0 to 30% by weight of a block copolymer D comprising at least one copolymer block (B/S)A which is respectively composed of from 65 to 95% by weight of vinylaromatic monomers and of from 35 to 5% by weight of dienes, and whose glass transition temperature TgA is in the range from 40° to 90°C, and at least one diene block B or a copolymer block (B/S)B which is respectively composed of from 1 to 60% by weight of vinylaromatic monomers and of from 99 to 40% by weight of dienes, and whose glass transition temperature TgB is in the range from -100° to 0°C, d) from 0 to 6% by weight of a plastifying agent, and its use for the production of packaging for electronics components.

    TRANSPARENTE UND ZÄHSTEIFE FORMMASSEN AUF BASIS VON STYROL-BUTADIEN-BLOCKCOPOLYMERMISCHUNGEN
    49.
    发明公开
    TRANSPARENTE UND ZÄHSTEIFE FORMMASSEN AUF BASIS VON STYROL-BUTADIEN-BLOCKCOPOLYMERMISCHUNGEN 有权
    基于苯乙烯 - 丁二烯嵌段共聚物透明ZÄHSTEIFE模塑料

    公开(公告)号：EP2190922A1

    公开(公告)日：2010-06-02

    申请号：EP08803606.6

    申请日：2008-09-03

    Applicant: BASF SE

    Inventor： KNOLL, Konrad ,  KOCH, Jürgen ,  CHAROENSIRISOMBOON, Piyada ,  WAGNER, Daniel

    IPC: C08L25/10 ,  C08L53/02

    CPC classification number: C08L25/06 ,  C08K5/0016 ,  C08L25/10 ,  C08L53/02 ,  C08L2205/02 ,  C08L2205/035 ,  C08L2666/24 ,  C08L2666/02

    Abstract: A mixture which comprises a)from 95 to 30% by weight of a copolymer or block copolymer A comprising one or more copolymer blocks (B/S)A which are respectively composed of from 65 to 95% by weight of vinylaromatic monomers and of from 35 to 5% by weight of dienes, and whose glass transition temperature TgA is in the range from 40° to 90°C, b) from 5 to 45% by weight of a block copolymer B comprising at least one hard block S which is composed of vinylaromatic monomers, and comprising one or more copolymer blocks (B/S)B which are respectively composed of from 20 to 60% by weight of vinylaromatic monomers and of from 80 to 40% by weight of dienes, and whose glass transition temperature TgB is in the range from -70° to 0°C, c) from 0 to 40% by weight of polystyrene C, and d) from 0 to 30% by weight of a block copolymer D comprising at least one copolymer block (B/S)A which is respectively composed of from 65 to 95% by weight of vinylaromatic monomers and of from 35 to 5% by weight of dienes, and whose glass transition temperature TgA is in the range from 40° to 90°C, and at least one diene block B or a copolymer block (B/S)B which is respectively composed of from 1 to 60% by weight of vinylaromatic monomers and of from 99 to 40% by weight of dienes, and whose glass transition temperature TgB is in the range from -100° to 0°C, d) from 0 to 6% by weight of a plastifying agent, and its use for the production of packaging for electronics components.

    STYROL-BUTADIEN-BLOCKCOPOLYMERMISCHUNGEN FÜR SCHRUMPFFOLIEN
    50.
    发明授权
    STYROL-BUTADIEN-BLOCKCOPOLYMERMISCHUNGEN FÜR SCHRUMPFFOLIEN 有权
    苯乙烯 - 丁二烯嵌段共聚物，用于收缩膜

    公开(公告)号：EP1838781B1

    公开(公告)日：2009-02-18

    申请号：EP05849213.3

    申请日：2005-12-31

    Applicant: BASF SE

    Inventor： KNOLL, Konrad ,  STEININGER, Helmut ,  SCHUSTER, Michael ,  WAGNER, Daniel ,  MERKEL, Peter

    IPC: C08L53/02

    CPC classification number: C08L53/02 ,  C08L2666/24

    Abstract: The invention relates to a mixture, comprising a) 5 to 50 wt. % of a block copolymer (A), with one or more block copolymers (B/S)A, each made from 65 to 95 wt. % vinylaromatic monomers and 35 to 5 wt. % dienes with a glass transition temperature TgA in the range 40° to 90 °C, b) 95 to 50 wt. % of a block copolymer B, with at least one hard block (S) made from vinylaromatic monomers and one or more copolymer blocks (B/S)B, each made from 20 to 60 wt. % vinylaromatic monomers and 80 to 40 wt. % dienes and a glass temperature TgB in the range -70° to 0 °C, c) 0 to 45 wt. % of a block copolymer (C) different from (A) and (B), or polystyrol and d) 0 to 6 wt. % of a plastifier and the use thereof for the production of shrink films.

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