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    • 4. 发明授权
    • Preparation of rubber-modified molding materials using peroxy-containing
compounds
    • 使用过氧化合物制备橡胶改性的成型材料
    • US5837777A
    • 1998-11-17
    • US836312
    • 1997-05-12
    • Graham Edmund McKeeRainer MoorsWalter HeckmannHarald LarbigBernhard Rosenau
    • Graham Edmund McKeeRainer MoorsWalter HeckmannHarald LarbigBernhard Rosenau
    • C08L15/00C08F2/18C08F220/12C08F265/04C08F285/00C08L51/00C08F8/00
    • C08F285/00
    • In the preparation of a rubber-modified molding material, in a first stage, a first mixture (A) contains at least one alkyl acrylate or methacrylate (a) of the formula (I) ##STR1## where R.sup.1 is hydrogen or methyl and R.sup.2 is alkyl of 1 to 32 carbon atoms, if required a first monomer (b) having two or more double bonds and, if required, also a second monomer (c) or a plurality thereof is polymerized, preferably with free radicals, to give a rubber (B), in a second stage, a third monomer (d) or a plurality thereof is added to the resulting rubber (B) to form a second mixture (C), whereby the rubber (B) is dissolved or swollen in the third monomer (d), with or with the addition of a solvent, and in a third stage, the second mixture (C) formed is polymerized with free radicals to give the rubber-modified molding material (D), and the mixture is reacted at >120.degree. C., during or after this polymerization, with a compound (e) which contains at least two peroxy groups.
    • PCT No.PCT / EP95 / 04476 Sec。 371日期:1997年5月12日 102(e)日期1997年5月12日PCT提交1995年11月14日PCT公布。 出版物WO96 / 15164 日期1996年5月23日在橡胶改性成型材料的制备中,在第一阶段中,第一混合物(A)含有至少一种式(I)的丙烯酸烷基酯或甲基丙烯酸烷基酯(a)(I)其中 R 1是氢或甲基,R 2是1至32个碳原子的烷基,如果需要,具有两个或更多个双键的第一单体(b),如果需要的话,也可以将第二单体(c)或多个单体聚合 与自由基反应得到橡胶(B),在第二阶段中,将第三单体(d)或多个添加到所得橡胶(B)中以形成第二混合物(C),由此橡胶(B )在第三单体(d)中溶解或溶胀,或者在添加溶剂的情况下,在第三阶段中,形成的第二混合物(C)与自由基聚合,得到橡胶改性的成型材料(D ),并且在该聚合期间或之后,混合物在> 120℃下与含有至少两个过氧基团的化合物(e)反应。
    • 6. 发明授权
    • Polycarbonate styrene copolymer blends with improved properties
    • 具有改进性能的聚碳酸酯苯乙烯共聚物共混物
    • US07265172B2
    • 2007-09-04
    • US10510478
    • 2003-04-08
    • Martin WeberXaver HopfenspirgerReinhard JakobiWalter Heckmann
    • Martin WeberXaver HopfenspirgerReinhard JakobiWalter Heckmann
    • C08L69/00C08L51/04
    • C08L55/02C08F265/04C08L25/12C08L51/04C08L69/00C08L2205/035C08L2666/02C08L2666/14C08L2666/04
    • Thermoplastic molding composition comprising components A, B, C and D and, if appropriate, E, F, G and H, A) from 1 to 97.5% by weight of at least one aromatic polycarbonate A, B) from 1 to 97.5% by weight of at least one graft polymer B made from b1) from 40 to 80% by weight of a graft base made from an elastomeric polymer B1, b2) from 20 to 60% by weight of a graft B2 made from b21) from 60 to 95% by weight of styrene or of substituted styrenes B21 and b22) from 5 to 40% by weight of at least one unsaturated nitrile B22, C) from 1 to 97.5% by weight of at least one thermoplastic copolymer C made from c1) from 60 to 85% by weight of styrene or of substituted styrenes C1 or mixtures thereof and c2) from 15 to 40% by weight of at least one unsaturated nitrile C2, D) from 0.5 to 50% by weight of at least one copolymer D, obtainable via reaction of d1) from 5 to 95% by weight of at least one thermoplastic methacrylate polymer D1 containing at least one type of functional groups selected from epoxy, carboxy, hydroxy, anhydride and oxazoline, with d2) from 5 to 95% by weight of at least one thermoplastic polyester D2, E) from 0 to 40% by weight of at least one filler E, F) from 0 to 2% by weight of at least one organic acid F, G) from 0 to 25% by weight of at least one halogen-free phosphorus compound G, H) from 0 to 45% by weight of other additives H.
    • 包含组分A,B,C和D以及如果合适的话,E,F,G和H的热塑性模塑组合物,A)1至97.5重量%的至少一种芳族聚碳酸酯A,B)1至97.5% 由b1)制成的至少一种接枝聚合物B的重量为40〜80重量%的由弹性体聚合物B1制成的接枝基料,b2)20〜60重量%的由b21制得的接枝体B2从60〜 95重量%的苯乙烯或取代的苯乙烯B21和b22)5至40重量%的至少一种不饱和腈B22,C)1至97.5重量%的至少一种由c1)制成的热塑性共聚物C 60至85重量%的苯乙烯或取代的苯乙烯或其混合物,c2)15至40重量%的至少一种不饱和腈C2,D)0.5至50重量%的至少一种共聚物D, 可通过d1)5至95重量%的至少一种含至少一种选自以下的官能团的热塑性甲基丙烯酸酯聚合物D1 环氧基,羧基,羟基,酸酐和恶唑啉,d2)5至95重量%的至少一种热塑性聚酯D2,E)0至40重量%的至少一种填料E,F)0至 2重量%的至少一种有机酸F,G)0至25重量%的至少一种无卤素磷化合物G,H)0至45重量%的其它添加剂H.