发明名称 |
HIGHLY TRANSPARENT AND TOUGH-STIFF STYRENE-BUTADIENE BLOCK COPOLYMER MIXTURES |
摘要 |
<p>A mixture which comprises a) from 25 to 75% by weight of a block copolymer A which comprises at least one hard block S composed of vinylaromatic monomers and comprises one or more soft blocks BA in each case composed of from 0 to 5% by weight of vinylaromatic monomers and from 95 to 100% by weight of dienes, where the proportion by weight of the hard blocks S in the block copolymer A is from 65 to 90% by weight; b) from 5 to 25% by weight of a block copolymer B which comprises at least one hard block S composed of vinylaromatic monomers and comprises one or more copolymer blocks (B/S)B in each case composed of from 20 to 60% by weight of vinylaromatic monomers and from 80 to 40% by weight of dienes, where the proportion by weight of the hard blocks S in the block copolymer B is from 25 to 70% by weight; c) from 0 to 70% by weight of polystyrene or of a block copolymer C other than A and B, and d) from 0 to 6% by weight of a plasticizer D, where the entirety of components A) to D) gives 100% by weight, and use for transparent thermoforming foils or transparent injection-molded items.</p> |
申请公布号 |
EP2038347(B1) |
申请公布日期 |
2010.03.03 |
申请号 |
EP20070730110 |
申请日期 |
2007.06.13 |
申请人 |
BASF SE |
发明人 |
STEWART, JENNIFER, R.;MERKEL, PETER;WAGNER, DANIEL;KNOLL, KONRAD;KOCH, JUERGEN |
分类号 |
C08L53/02 |
主分类号 |
C08L53/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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