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    • 2. 发明授权
    • Thermosetting unsaturated polyester resin composition and method for
preparation thereof
    • 热固性不饱和聚酯树脂组合物及其制备方法
    • US4329438A
    • 1982-05-11
    • US233502
    • 1981-02-11
    • Akio YamoriAkira SaitoHideo Morita
    • Akio YamoriAkira SaitoHideo Morita
    • C08L51/00C08L67/06C08L53/02
    • C08L51/00C08L67/06
    • A thermosetting unsaturated polyester resin composition comprising (a) an unsaturated polyester, (b) a modified block copolymer comprising a block copolymer of vinyl aromatic compound and conjugated diene compound onto which an unsaturated dicarboxylic acid and/or an unsaturated dicarboxylic acid derivative is grafted, (c) a vinyl monomer, (d) a curing agent and, if necessary, (e) other additives, the amounts of said (a), (b) and (c) constituents being 10 to 90 parts by weight, 2 to 70 parts by weight, and 10 to 80 parts by weight, respectively, the total amount of (a), (b) and (c) being 100 parts by weight, and the proportion of (d) being 0.1 to 10 parts by weight per 100 parts by weight of the total amount of (a), (b) and (c). The above composition is excellent in impact resistance, surface characteristics and rigidity.
    • 一种热固性不饱和聚酯树脂组合物,其包含(a)不饱和聚酯,(b)包含乙烯基芳族化合物和共轭二烯化合物的嵌段共聚物的改性嵌段共聚物,其上接枝有不饱和二羧酸和/或不饱和二羧酸衍生物, (c)乙烯基单体,(d)固化剂,如有必要,(e)其它添加剂,所述(a),(b)和(c)成分的量为10〜90重量份,2〜 (a),(b)和(c)的总量分别为100重量份,(d)的比例为0.1〜10重量份,70重量份,10〜80重量份 (a),(b)和(c)的总量的100重量份。 上述组合物的耐冲击性,表面特性和刚性优异。
    • 3. 发明授权
    • Thermoplastic styrene polymer and grafted block copolymer compositions
    • 热塑性苯乙烯聚合物和接枝嵌段共聚物组合物
    • US4308353A
    • 1981-12-29
    • US231335
    • 1981-02-04
    • Akira SaitoAkio YamoriHideo Morita
    • Akira SaitoAkio YamoriHideo Morita
    • C08F287/00C08L25/04C08L51/00C08L51/04C08L55/02C08L53/02
    • C08L51/00C08F287/00C08L25/04C08L51/04C08L55/02
    • A thermoplastic styrene polymer composition having excellent mechanical and processing properties is presented. This composition contains:(A) 1 through 99% by weight of a component A consisting essentially of at least one styrene polymer selected from the group consisting of polystyrene and styrene-containing polymers having a weight-average molecular weight of 50,000 through 500,000; and(B) 99 through 1% by weight of a component B consisting essentially of at least one ionically crosslinked product of at least one modified block copolymer with at least one univalent, bivalent or trivalent metal ion, said modified block copolymer comprising a block copolymer of at least one aromatic vinyl compound and at least one conjugated diene compound onto which at least one molecular unit containing at least one dicarboxylic acid group or the derivative thereof is grafted.
    • 提出了具有优异的机械和加工性能的热塑性苯乙烯聚合物组合物。 该组合物包含:(A)1至99重量%的组分A,其基本上由至少一种选自重均分子量为50,000至500,000的聚苯乙烯和含苯乙烯聚合物的苯乙烯聚合物组成; 基本上由至少一种改性嵌段共聚物与至少一种一价,二价或三价金属离子的至少一种离子交联产物组成的组分B为99至1重量%的组分B,所述改性嵌段共聚物包含嵌段共聚物 的至少一种芳族乙烯基化合物和至少一种共轭二烯化合物,其中至少一个含有至少一个二羧酸基团的分子单元或其衍生物被接枝到其上。
    • 4. 发明授权
    • Process for continuously polymerizing a block copolymer and the block
copolymer mixture obtained therefrom
    • 用于连续聚合嵌段共聚物和由其获得的嵌段共聚物混合物的方法
    • US4530967A
    • 1985-07-23
    • US509670
    • 1983-06-30
    • Toshinori ShirakiAkio YamoriHideo Morita
    • Toshinori ShirakiAkio YamoriHideo Morita
    • C08F297/04
    • C08F297/04
    • A block copolymer containing two or more polymer blocks composed mainly of an aromatic vinyl hydrocarbon and one or more polymer blocks composed mainly of a conjugated diene having excellent mechanical properties can be advantageously prepared by (a) batchwise preparing the specified living polymer (i.e. prepolymer) of at least one aromatic vinyl hydrocarbon polymer block by using a portion of monomers, and, then, (b) continuously preparing the block copolymer for continuously polymerizing the remainder of the monomers by continuously supplying the prepolymer to the first polymerization vessel of a continuous polymerization zone and simultaneously supplying the remainder of the monomers in the form of a monomer composed mainly of the aromatic vinyl hydrocarbon and/or a monomer composed mainly of the conjugated diene continuously and separately to the subsequent polymerization vessel(s). Furthermore, a block copolymer mixture containing two or more polymer blocks composed mainly of an aromatic vinyl hydrocarbon and one or more polymer blocks composed mainly of a conjugated diene having a high mutual interaction between the block copolymers therein can be advantageously prepared by (a) batchwise preparing the prepolymer and, then, (b) continuously preparing the block copolymers having the aromatic vinyl hydrocarbon contents thereof substantially continuously changed with an increase in the molecular weight of the block copolymers by broadening the molecular-weight distribution of at least one polymer block formed in the continuous polymerization zone (b).
    • 5. 发明授权
    • Process for producing block copolymer resin
    • 制备嵌段共聚物树脂的方法
    • US4377665A
    • 1983-03-22
    • US316420
    • 1981-10-29
    • Toshinori ShirakiAkio YamoriHideo Morita
    • Toshinori ShirakiAkio YamoriHideo Morita
    • C08F2/00C08F297/00C08F297/04
    • C08F297/04
    • In producing a block copolymer resin having vinyl aromatic hydrocarbon polymer blocks such as of styrene and polymer blocks primarily composed of conjugated diene such as of butadiene successively through living polymers using an organolithium compound as a catalyst in an aliphatic solvent, the vinyl aromatic hydrocarbon monomer for forming the vinyl aromatic hydrocarbon polymer block is added at a controlled rate, at the stage when the vinyl aromatic hydrocarbon content in the polymer formed has reached a certain value, higher than the polymerization rate of the vinyl aromatic hydrocarbon monomer at the polymerization temperature but at a rate which can maintain the solubility parameter of the liquid phase portion in the polymerization system at 7.7 or less, whereby a block copolymer resin with good transparency and impact strength can be produced with good productivity.
    • 在通过使用有机锂化合物作为催化剂的活性聚合物在脂肪族溶剂中生产具有乙烯基芳族烃聚合物嵌段如苯乙烯和主要由共轭二烯如丁二烯组成的聚合物嵌段的嵌段共聚物树脂时,乙烯基芳族烃单体 在所形成的聚合物中的乙烯基芳族烃含量达到一定值,高于乙烯基芳族烃单体在聚合温度下的聚合速率的时候,以可控制的速率加入形成乙烯基芳烃聚合物嵌段 可以将聚合体系中的液相部分的溶解度参数保持在7.7以下的速度,从而可以以良好的生产率制造具有良好透明性和冲击强度的嵌段共聚物树脂。
    • 6. 发明授权
    • Process for continuously polymerizing a block copolymer and the block
copolymer mixture obtained therefrom
    • 用于连续聚合嵌段共聚物和由其获得的嵌段共聚物混合物的方法
    • US4530966A
    • 1985-07-23
    • US509666
    • 1983-06-30
    • Toshinori ShirakiAkio YamoriHideo Morita
    • Toshinori ShirakiAkio YamoriHideo Morita
    • C08F297/04
    • C08F297/04
    • A block copolymer containing two or more polymer blocks composed mainly of an aromatic vinyl hydrocarbon and one or more polymer blocks composed mainly of a conjugated diene having excellent mechanical properties can be advantageously prepared by (a) batchwise preparing the specified living polymer (i.e. prepolymer) of at least one aromatic vinyl hydrocarbon polymer block by using a portion of monomers, and, then, (b) continuously preparing the block copolymer for continuously polymerizing the remainder of the monomers by continuously supplying the prepolymer to the first polymerization vessel of a continuous polymerization zone and simultaneously supplying the remainder of the monomers in the form of a monomer composed mainly of the aromatic vinyl hydrocarbon and/or a monomer composed mainly of the conjugated diene continuously and separately to the subsequent polymerization vessel(s). Furthermore, a block copolymer mixture containing two or more polymer blocks composed mainly of an aromatic vinyl hydrocarbon and one or more polymer blocks composed mainly of a conjugated diene having a high mutual interaction between the block copolymers therein can be advantageously prepared by (a) batchwise preparing the prepolymer and, then, (b) continuously preparing the block copolymers having the aromatic vinyl hydrocarbon contents thereof substantially continuously changed with an increase in the molecular weight of the block copolymers by broadening the molecular-weight distribution of at least one polymer block formed in the continuous polymerization zone (b).
    • 含有两个以上主要由芳族乙烯基烃组成的聚合物嵌段和主要由共轭二烯组成的聚合物嵌段的嵌段共聚物的嵌段共聚物可以有利地通过(a)分批制备规定的活性聚合物(即预聚物) 的至少一种芳香族乙烯基烃聚合物嵌段,然后(b)连续地制备嵌段共聚物,以通过连续地向第一聚合容器提供连续聚合的连续聚合剩余的单体 同时将主要由芳族乙烯基烃和/或主要由共轭二烯组成的单体的单体形式的剩余单体连续和分别供给到随后的聚合反应器中。 此外,通过(a)分批地制备含有主要由芳族乙烯基烃构成的两种或更多种聚合物嵌段和主要由共轭二烯组成的共轭二烯的嵌段共聚物混合物的嵌段共聚物混合物, 制备预聚物,然后(b)通过扩大形成的至少一个聚合物嵌段的分子量分布,连续制备具有芳族乙烯基烃含量的嵌段共聚物基本上随嵌段共聚物分子量的增加而变化 在连续聚合区(b)中。
    • 7. 发明授权
    • Process for the preparation of modified block copolymers
    • 改性嵌段共聚物的制备方法
    • US4292414A
    • 1981-09-29
    • US89237
    • 1979-10-29
    • Akira SaitoAkio YamoriToshio Ibaragi
    • Akira SaitoAkio YamoriToshio Ibaragi
    • C08F8/46C08L53/02
    • C08F8/46
    • A process for preparing a modified block copolymer by graft-reacting at least one maleic acid compound with an aromatic vinyl compound/conjugated diene compound block copolymer containing at least one polymer block mainly composed of a conjugated diene compound and at least one polymer block mainly composed of an aromatic vinyl compound, the aromatic vinyl compound/conjugated diene compound weight ratio being within the range of 5/95 to 97/3, characterized in that said graft-reaction is carried out under conditions wherein the generation of radicals can be substantially inhibited. According to this process, it is possible to prevent gelation of the product in the graft-reaction, and the modified block copolymer obtained has excellent appearance characteristics, mechanical properties, and transparency.
    • 通过将至少一种马来酸化合物与含有至少一个主要由共轭二烯化合物组成的聚合物嵌段的芳族乙烯基化合物/共轭二烯化合物嵌段共聚物接枝反应制备改性嵌段共聚物的方法和至少一个主要由 的芳香族乙烯基化合物,芳香族乙烯基化合物/共轭二烯化合物的重量比在5/95〜97/3的范围内,其特征在于,所述接枝反应在基本上被抑制的条件下进行 。 根据该方法,可以防止接枝反应中的产物凝胶化,得到的改性嵌段共聚物具有优异的外观特性,机械性能,透明性。