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    • 5. 发明授权
    • Composition which contains a polyphenylene ether resin and a polyester
    • 含有聚苯醚树脂和聚酯的组合物
    • US5084496A
    • 1992-01-28
    • US450117
    • 1989-12-13
    • Hiromi IshidaMasataka Morioka
    • Hiromi IshidaMasataka Morioka
    • C08K5/521C08G81/00C08K5/52C08L67/00C08L67/02C08L71/12
    • C08G81/00
    • Thermoplastic molding compositions of blends of polyphenylene ethers and polyesters are improved in respect to impact resistance by the addition of an organophosphorus compound of the formula: ##STR1## wherein R.sub.1 when taken independently is selected from divalent hydrocarbon residues containing 2-12 carbon atoms; each of R.sub.2 -R.sub.5 when taken independently are selected from the group consisting of alkyl groups of 2 to 12 carbon atoms, aryl groups containing 6-14 carbon atoms, alkyl-substituted aryl groups, aralkyl groups, halogen-substituted alkyl groups, halogen-substituted aryl groups of 6-14 carbon atoms, halogen-substituted alkyl-substituted aryl groups, and halogen-substituted aralkyl groups; two groups selected from among R.sub.1 -R.sub.5 may be bonded together and form a ring; provided at least one member selected from among R.sub.1 -R.sub.5 has a carbon-carbon unsaturated double bond or triple bond, and at least one member selected from among R.sub.1 -R.sub.5 is an oxazoline residue; and n is an integer of 0-5. It is believed that the organophosphorus compound under the influence of heat during thermal processing functions to couple the polyphenylene ether to the polyester, therby improving impact resistance of molded articles.
    • 通过添加下式的有机磷化合物,聚苯醚和聚酯的共混物的热塑性模塑组合物在耐冲击性方面得到改善:其中R 1独立地选自含有2-12个碳原子的二价烃残基; R2-R5各自独立地选自由2至12个碳原子的烷基,含有6-14个碳原子的芳基,烷基取代的芳基,芳烷基,卤素取代的烷基,卤素取代的烷基, 取代的6-14个碳原子的芳基,卤素取代的烷基取代的芳基和卤素取代的芳烷基; 可以将选自R1-R5中的两个基团结合在一起形成环; 提供了选自R 1 -R 5中的至少一个具有碳 - 碳不饱和双键或三键,并且选自R 1 -R 5中的至少一个是恶唑啉残基; n为0-5的整数。 据信在热处理过程中受热影响下的有机磷化合物用于将聚苯醚与聚酯偶联,从而提高模塑制品的耐冲击性。
    • 7. 发明授权
    • Flame-retardant resin composition and molded article consisting of the same
    • 阻燃树脂组合物及其组合物
    • US06451906B1
    • 2002-09-17
    • US09717745
    • 2000-11-21
    • Akihiro SaitoTakuro KitamuraHiromi IshidaYoshiaki TakezawaYutaka HorieMichio Zenbayashi
    • Akihiro SaitoTakuro KitamuraHiromi IshidaYoshiaki TakezawaYutaka HorieMichio Zenbayashi
    • C08L8304
    • C08L69/00C08L27/18C08L83/04C08L2666/02
    • The object of the present invention is to provide a flame-retardant resin composition which has a high heat resistance, superior impact resistance and superior flame-retarding properties. The present invention provides a flame-retardant resin composition which is characterized by the fact that said composition contains (A) a polycarbonate type resin, (B) a silicone resin constructed from siloxane units expressed by the formula RSiO1.5 (T units) and siloxane units expressed by the formula R3SiO0.5 (M units), or a silicone resin constructed from T units, M units and siloxane units expressed by the formula SiO2.0 (Q units) (R indicates an unsubstituted or substituted monovalent hydrocarbon group with 1 to 10 carbon atoms), and (C) an anti-drip agent, and the aforementioned composition contains 0.1 to 9 parts by weight of the abovementioned silicone resin (B), and 0.01 to 10 parts by weight of the abovementioned anti-drip agent, per 100 parts by weight of the abovementioned polycarbonate resin (A).
    • 本发明的目的是提供一种阻燃树脂组合物,其具有高耐热性,优异的耐冲击性和优异的阻燃性。 本发明提供一种阻燃性树脂组合物,其特征在于所述组合物含有(A)聚碳酸酯型树脂,(B)由式RSiO1.5(T单元)表示的硅氧烷单元构成的有机硅树脂,和 由式R3SiO0.5(M单元)表示的硅氧烷单元或由T单元构成的硅树脂,由式SiO 2表示的M单元和硅氧烷单元(Q单元)(R表示未取代或取代的一价烃基, 1〜10个碳原子)和(C)抗滴落剂,上述组合物含有0.1〜9重量份的上述有机硅树脂(B),和0.01〜10重量份的上述防滴落剂 试剂,每100重量份上述聚碳酸酯树脂(A)。