公开(公告)号：US4767833A

公开(公告)日：1988-08-30

申请号：US911875

申请日：1986-09-26

申请人： Tsunemasa Yumoto ,  Yoshio Nakanishi ,  Kazuki Iwai ,  Tadahiko Itoh

发明人： Tsunemasa Yumoto ,  Yoshio Nakanishi ,  Kazuki Iwai ,  Tadahiko Itoh

IPC分类号： C08F279/00 ,  C08F279/02 ,  C08F257/02 ,  C08F279/06

CPC分类号： C08F279/02

摘要： A thermoplastic resin composition obtained by graft-polymerizing 95 to 50 parts by weight of a monomer mixture comprising a vinyl aromatic compound monomer and an acrylic compound monomer and optionally a vinyl cyanide compound monomer in the presence of 5 to 50 parts by weight of a rubbery substance consisting of styrene-butadiene copolymers, characterized in that the rubbery substance comprises (A) 40 to 80% by weight of a styrene-butadiene copolymer having a number-average particle diameter of at least 0.05 .mu.m and less than 0.2 .mu.m, a gel content of 30 to 100% by weight and a bound styrene content of 10 to 40% by weight and (B) 60 to 20% by weight of a styrene-butadiene copolymer having a number-average particle diameter of 0.2 to 3 .mu.m, a gel content of 10 to 80% by weight and a bound styrene content of 10 to 40% by weight and the total content of the components (A) and (B) in the rubbery substance is at least 80% by weight. Said thermoplastic resin composition is superior in chemical resistance, transparency, impact resistance and product appearance.

摘要翻译： 一种热塑性树脂组合物，其通过在95〜50重量份的含有乙烯基芳族化合物单体和丙烯酸类化合物单体的单体混合物和任选的乙烯基氰化合物单体的存在下，在5〜50重量份的橡胶状 由苯乙烯 - 丁二烯共聚物组成的物质，其特征在于，所述橡胶状物质包含（A）40〜80重量％数均粒径为0.05μm以上且小于0.2μm的苯乙烯 - 丁二烯共聚物， 凝胶含量为30〜100重量％，结合苯乙烯含量为10〜40重量％，（B）60〜20重量％的数均粒径为0.2〜3μm的苯乙烯 - 丁二烯共聚物 m，凝胶含量为10〜80重量％，结合苯乙烯含量为10〜40重量％，橡胶状物质中组分（A）和（B）的总含量为至少80重量％。 所述热塑性树脂组合物的耐化学性，透明性，耐冲击性和产品外观优异。

公开(公告)号：US06596812B2

公开(公告)日：2003-07-22

申请号：US09821804

申请日：2001-03-30

申请人： Tetsuro Toyoshima ,  Toshiyuki Toyoda ,  Yasuhiko Itou ,  Kazuki Iwai

发明人： Tetsuro Toyoshima ,  Toshiyuki Toyoda ,  Yasuhiko Itou ,  Kazuki Iwai

IPC分类号： C08L6900

CPC分类号： C08L51/04 ,  C08L55/02 ,  C08L69/00 ,  C08L2666/02 ,  C08L2666/24

摘要： The present invention relates to a thermoplastic resin composition comprising 20 to 60 parts by weight of a rubber-reinforced resin (A) and 80 to 40 parts by weight of an aromatic polycarbonate (B) having an average molecular weight of 16,000 to 30,000 ((A)+(B)=100 parts by weight), said rubber-reinforced resin (A) containing a grafted rubber-like polymer (A1) obtained by polymerizing at least one compound (b) selected from the group consisting of aromatic vinyl compounds, vinyl cyanide compounds, (meth)acrylic ester compounds, acid anhydride monomeric compounds and maleimide-based compounds in the presence of a rubber-like polymer (a) having a glass transition temperature of not more than −40° C., the content of the rubber-like polymer (a) in the rubber-reinforced resin (A) being 10 to 70% by weight, and the grafted rubber-like polymer (A1) having such a particle size distribution that the weight percentage of the particles having a size of not less than 80 nm and less than 200 nm is not less than 30%, the weight percentage of the particles having a size of not less than 200 nm and less than 350 nm is not more than 70%, and the weight percentage of the particles having a size of not less than 350 nm is not more than 15%.

摘要翻译： 本发明涉及一种热塑性树脂组合物，其包含20至60重量份的橡胶增强树脂（A）和80至40重量份的平均分子量为16,000至30,000的芳族聚碳酸酯（B）（（ A）+（B）= 100重量份），所述橡胶强化树脂（A）含有通过聚合至少一种选自芳族乙烯基化合物的化合物（b）而获得的接枝橡胶状聚合物（A1） ，乙烯基氰化合物，（甲基）丙烯酸酯化合物，酸酐单体化合物和马来酰亚胺类化合物在玻璃化转变温度不高于-40℃的橡胶状聚合物（a）的存在下，含量 橡胶强化树脂（A）中的橡胶状聚合物（a）的摩尔比为10〜70重量％，接枝橡胶状聚合物（A1）的粒径分布为具有 不小于80nm且小于200nm的尺寸为No t小于30％时，尺寸不小于200nm且小于350nm的颗粒的重量百分比不大于70％，并且尺寸不小于350nm的颗粒的重量百分数为 不超过15％。

公开(公告)号：US06949607B2

公开(公告)日：2005-09-27

申请号：US10436366

申请日：2003-05-13

申请人： Tadashi Nagahara ,  Masanori Suzuki ,  Kazuki Iwai

发明人： Tadashi Nagahara ,  Masanori Suzuki ,  Kazuki Iwai

IPC分类号： C08F279/04 ,  C08L51/04 ,  C08L33/20

CPC分类号： C08F279/04 ,  C08L51/04 ,  C08L2666/04

摘要： Thermoplastic resin compositions containing a rubber-reinforced thermoplastic resin (A) obtained by graft polymerizing a monomeric mixture (b) in the presence of a rubber-like polymer (a), and a copolymer (B) obtained by polymerizing an aromatic vinyl compound, a vinyl cyanide compound and optionally other copolymerizable monomeric compound(s), which copolymer (B) being a mixture of a copolymer (B1) having Mw of 50,000 to 110,000 and a copolymer (B2) having Mw of 115,000 to 400,000. The content of the rubber-like polymer (a) content in the rubber-reinforced thermoplastic resin (A) is 10 to 25% by weight, the vinyl cyanide monomeric unit in the acetone soluble matter is 15 to 40% by weight, and the ratios of Mw to Mn and MZ to Mn of the acetone soluble matter being 2 to 5 and 5 to 11, respectively.

摘要翻译： 含有通过在橡胶状聚合物（a）的存在下将单体混合物（b）接枝聚合得到的橡胶强化热塑性树脂（A）的热塑性树脂组合物和通过使芳香族乙烯基化合物聚合得到的共聚物（B） 乙烯基氰化合物和任选的其它可共聚的单体化合物，该共聚物（B）是具有50,000至110,000的M
的共聚物（B1）和具有M 小于115,000至400,000。 橡胶强化热塑性树脂（A）中的橡胶状聚合物（a）的含量为10〜25重量％，丙酮可溶物中的乙烯基氰单体单元为15〜40重量％ 丙酮可溶物质的Mw与M N n和M Z至M n N的比值分别为2至5和5至11。

公开(公告)号：US5773532A

公开(公告)日：1998-06-30

申请号：US784960

申请日：1997-01-16

申请人： Motoki Okaniwa ,  Norifumi Sumimoto ,  Yoshihisa Ohta ,  Nobuo Kawahashi ,  Kazuki Iwai

发明人： Motoki Okaniwa ,  Norifumi Sumimoto ,  Yoshihisa Ohta ,  Nobuo Kawahashi ,  Kazuki Iwai

IPC分类号： C08F283/12 ,  C08F283/00

CPC分类号： C08F283/12

摘要： A process for producing a polyorganosiloxane-based thermoplastic resin which comprises graft polymerizing (3) at least one vinyl monomer using (4) an initiator which is an organic peroxide which, upon decomposition, produces an organic radical represented by the structural formula: ##STR1## wherein R.sup.2, R.sup.3 and R.sup.4 represent independently hydrogen atoms or alkyl groups having 1 to 10 carbon atoms, in the presence of (2) a polyorganosiloxane.

摘要翻译： 一种聚有机硅氧烷类热塑性树脂的制造方法，其特征在于，使用（4）作为有机过氧化物的引发剂使（3）至少一种乙烯基单体接枝聚合，所述引发剂在分解时产生由结构式表示的有机基团： 其中R2，R3和R4独立地表示氢原子或碳原子数1〜10的烷基，（2）聚有机硅氧烷的存在下进行。