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    Thermoplastic silicone elastomers formed from nylon resins
    1.
    发明授权
    Thermoplastic silicone elastomers formed from nylon resins 有权
    由尼龙树脂形成的热塑性硅橡胶

    公开(公告)号：US06713569B2

    公开(公告)日：2004-03-30

    申请号：US10015155

    申请日：2001-10-26

    申请人： Igor Chorvath ,  Frances Marie Fournier ,  Michael Kang-Jen Lee ,  Dawei Li ,  Robert Leo Oldinski ,  Richard Leroy Rabe ,  Jeffrey Paul Sage ,  Dean Curtis Gray ,  Yongjun Lee ,  Koji Nakanishi

    发明人： Igor Chorvath ,  Frances Marie Fournier ,  Michael Kang-Jen Lee ,  Dawei Li ,  Robert Leo Oldinski ,  Richard Leroy Rabe ,  Jeffrey Paul Sage ,  Dean Curtis Gray ,  Yongjun Lee ,  Koji Nakanishi

    IPC分类号： C08K513

    CPC分类号： C08L83/04 ,  C08G77/12 ,  C08G77/20 ,  C08G77/44 ,  Y10S525/903 ,  C08L2666/14 ,  C08L2666/28

    摘要： A method for preparing a thermoplastic elastomer is disclosed, said method comprising (I) mixing (A) a rheologically stable polyamide resin having a melting point or glass transition temperature of 25° C. to 275° C., (B) a silicone base comprising (B′) 100 parts by weight of a diorganopolysiloxane gum having a plasticity of at least 30 and having an average of at least 2 alkenyl radicals in its molecule and (B″) 5 to 200 parts by weight of a reinforcing filler, the weight ratio of said silicone base to said polyamide resin is from 35:65 to 85:15, (C) 0.01 to 5 parts by weight of a stabilizer per 100 parts by weight of said polyamide resin plus said silicone base, said stabilizer being selected from hindered phenols; thioesters; hindered amines; 2,2′-(1,4-phenylene)bis(4H-3,1-benzoxazin-4-one); and 3,5-di-tert-butyl-4-hydroxybenzoic acid, hexadecyl ester, (D) an organohydrido silicon compound which contains an average of at least 2 silicon-bonded hydrogen groups in its molecule and (E) a hydrosilation catalyst, components (D) and (E) being present in an amount sufficient to cure said diorganopolysiloxane (B′); and (II) dynamically curing said diorganopolysiloxane (B′), wherein at least one property of the thermoplastic elastomer selected from tensile strength or elongation is at least 25% greater than the respective property for a corresponding simple blend wherein said diorganopolysiloxane is not cured and said thermoplastic elastomer has an elongation of at least 25%.

    摘要翻译： 公开了一种制备热塑性弹性体的方法，所述方法包括（I）混合（A）熔点或玻璃化转变温度为25℃至275℃的流变学稳定的聚酰胺树脂，（B）硅氧烷基 包含（B'）100重量份的塑性为至少30的二有机聚硅氧烷胶，其分子中平均具有至少2个烯基，（B“）为5〜200重量份的增强填料， 所述硅氧烷基与所述聚酰胺树脂的重量比为35:65至85:15，（C）每100重量份所述聚酰胺树脂加上所述硅氧烷基的稳定剂为0.01-5重量份，所述稳定剂为 选自受阻酚; 硫酯; 受阻胺; 2,2' - （1,4-亚苯基）双（4H-3,1-苯并恶嗪-4-酮）; 和3,5-二叔丁基-4-羟基苯甲酸十六烷基酯，（D）在其分子中平均含有至少2个与硅键合的氢基团的有机氢化硅化合物，（E）硅氢化催化剂， 组分（D）和（E）以足以固化所述二有机聚硅氧烷（B'）的量存在; 和（II）动态固化所述二有机聚硅氧烷（B'），其中选自拉伸强度或伸长率的热塑性弹性体的至少一种性能比相应的简单混合物的相应性能大至少25％，其中所述二有机聚硅氧烷不固化， 所述热塑性弹性体的伸长率至少为25％。

    Thermoplastic silicone elastomers formed from nylon resins
    4.
    发明授权
    Thermoplastic silicone elastomers formed from nylon resins 有权
    由尼龙树脂形成的热塑性硅橡胶

    公开(公告)号：US06362287B1

    公开(公告)日：2002-03-26

    申请号：US09535556

    申请日：2000-03-27

    申请人： Igor Chorvath ,  Michael K. Lee ,  Yongjun Lee ,  Dawei Li ,  Koji Nakanishi ,  Robert Leo Oldinski ,  Richard L. Rabe ,  David Joseph Romenesko ,  Jeffrey Paul Sage

    发明人： Igor Chorvath ,  Michael K. Lee ,  Yongjun Lee ,  Dawei Li ,  Koji Nakanishi ,  Robert Leo Oldinski ,  Richard L. Rabe ,  David Joseph Romenesko ,  Jeffrey Paul Sage

    IPC分类号： C08G7708

    CPC分类号： C08L83/04 ,  C08G77/12 ,  C08G77/20 ,  C08G77/44 ,  Y10S525/903 ,  C08L2666/14 ,  C08L2666/28

    摘要： A method for preparing a thermoplastic elastomer is disclosed, said method comprising (I) mixing (A) a rheologically stable polyamide resin having a melting point or glass transition temperature of 25° C. to 275° C., (B) a silicone base comprising (B′) 100 parts by weight of a diorganopolysiloxane gum having a plasticity of at least 30 and having an average of at least 2 alkenyl radicals in its molecule and (B″) 5 to 200 parts by weight of a reinforcing filler,  the weight ratio of said silicone base to said polyamide resin being greater than 35:65 to 85:15, (C) 0.1 to 5 parts by weight of a hindered phenol compound for each 100 parts by weight of said polyamide and said silicone base, (D) an organohydrido silicon compound which contains an average of at least 2 silicon-bonded hydrogen groups in its molecule and (E) a hydrosilation catalyst, components (D) and (E) being present in an amount sufficient to cure said diorganopolysiloxane (B′); and (II) dynamically curing said diorganopolysiloxane (B′), wherein at least one property of the thermoplastic elastomer selected from tensile strength or elongation is at least 25% greater than the respective property for a corresponding simple blend wherein said diorganopolysiloxane is not cured and said thermoplastic elastomer has an elongation of at least 25%.

    摘要翻译： 公开了一种制备热塑性弹性体的方法，所述方法包括（I）混合（A）熔点或玻璃化转变温度为25℃至275℃的流变学稳定的聚酰胺树脂，（B）硅氧烷基 包含（B'）100重量份的塑性为至少30的二有机聚硅氧烷胶，其分子中平均具有至少2个烯基，（B“）为5〜200重量份的增强填料， 所述硅氧烷基与所述聚酰胺树脂的重量比大于35:65至85:15，（C）每100重量份所述聚酰胺和所述有机硅基料为0.1至5重量份的受阻酚化合物， （D）在其分子中平均含有至少2个与硅键合的氢基团的有机氢化硅化合物，（E）硅氢化催化剂，组分（D）和（E）以足以固化所述二有机聚硅氧烷的量存在 B'）; 和（II）动态固化所述二有机聚硅氧烷（B'），其中选自拉伸强度或伸长率的热塑性弹性体的至少一种性能比相应的简单混合物的相应性能大至少25％，其中所述二有机聚硅氧烷不固化， 所述热塑性弹性体的伸长率至少为25％。