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    • 2. 发明公开
    • PROCESS FOR PRODUCING MODIFIED BUTENE-1 POLYMER AND MODIFIED BUTENE-1 POLYMER OBTAINED BY THE PROCESS
    • 丹麦赫尔辛基(ZER)HERSTELLUNG VON MODIFIZIERTEM BUTEN-1-POLYMER UND DANACH ERHALTENES BUTEN-1-POLYMER
    • EP1477498A1
    • 2004-11-17
    • EP03705328.7
    • 2003-02-19
    • IDEMITSU PETROCHEMICAL CO., LTD.
    • KANAMARU, MasamiMINAMI, YutakaABURATANI, RyoTATSUMI, Tomio
    • C08F8/46C08F255/10C09J123/30C09J151/06
    • C09J151/003C08F255/00C08F255/10C08F257/02C08L23/20C08L51/003C08L51/06C08L2666/02C08L2666/24C09J123/20C09J151/06Y10S526/943C08F222/06C08F220/06C08F212/08
    • The present invention relates to a process for producing a buten-1-based polymer satisfying the following requirements (a), (b) and (c): (a) a crystalline resin having a melting point (Tm -D) of 0 to 100°C, the melting point being defined as a top of a peak observed on a highest-temperature side in a melting endothermic curve obtained by a differential scanning calorimeter (DSC) when a sample is held in a nitrogen atmosphere at -10°C for 5 min and then heated at a temperature rise rate of 10°C/min; (b) a stereoregularity index represented by (mmmm)/(mmrr + rmmr) of 20 or less; and (c) a weight-average molecular weight (Mw) of 10,000 to 1,000,000 and a ratio (Mw/Mn) of weight-average molecular weight to number-average molecular weight of 4.0 or less; a modified buten-1-based polymer produced by modifying the buten-1-based polymer with a radical polymerization initiator and an organic acid; and an adhesive composition containing the modified buten-1-based polymer. The modified buten-1-based polymer of the present invention is capable of imparting a high adhesiveness, a high strength and a good softness to polyolefins, and providing sealants having a high adhesiveness, or polyolefins having an improved compatibility to inorganic fillers, etc., in particular, is useful as resins for hot-melt adhesives.
    • 本发明涉及一种满足以下(a),(b)和(c)要求的丁烯-1系聚合物的制造方法:(a)熔点(Tm-D)为0〜 在将样品保持在-10℃的氮气气氛下,通过差示扫描量热计(DSC)获得的熔融吸热曲线中,熔点定义为在最高温度侧观察到的峰的顶部 5分钟,然后以10℃/ min的升温速率加热; (b)由(mmmm)/(mmrr + rmmr)表示的立构规整性指数为20以下; 和(c)重均分子量(Mw)为10,000〜1,000,000,重均分子量与数均分子量的比(Mw / Mn)为4.0以下; 通过用自由基聚合引发剂和有机酸改性丁烯-1-基聚合物制备的改性丁烯-1基聚合物; 和含有改性丁烯-1的聚合物的粘合剂组合物。 本发明的改性丁烯-1类聚合物能够赋予聚烯烃高粘合性,高强度和良好的柔软性,并提供具有高粘合性的密封剂,或具有改善的与无机填料相容性的聚烯烃等。 特别是用作热熔粘合剂的树脂。
    • 4. 发明公开
    • PROCESS FOR PRODUCTION OF MODIFIED PROPYLENE POLYMERS AND MODIFIED PROPYLENE POLYMERS PRODUCED BY THE PROCESS
    • 用于生产改性丙烯聚合物并生产改性丙烯聚合物
    • EP1498434A1
    • 2005-01-19
    • EP03746459.1
    • 2003-04-11
    • IDEMITSU PETROCHEMICAL CO., LTD.
    • KANAMARU, MasamiMINAMI, YutakaABURATANI, RyoTATSUMI, TomioFUJIMURA, Takenori
    • C08F8/46C08F255/02C09J123/26C09J151/06
    • C09J123/12C08L2023/42C08L2666/02C09J123/10
    • The present invention relates to a method for producing a modified propylene-based polymer containing modifying a propylene-based polymer by a radical initiator and an organic acid, a modified propylene-based polymer obtained by the method, and an adhesive composition containing the modified propylene-based polymer. The propylene-based polymer is a propylene homopolymer satisfying the conditions of (a) mmmm = 20 to 60 mol%, (b) [rrrr/(1-mmmm)] ≦ 0.1, (c) rmrm > 2.5 mol%, (d) mm×rr/(mr) 2 ≦ 2.0, and (e) the weight ratio (W25) of components eluted at 25°C or lower in a temperature programmed chromatography is 20 to 100% by weight, or a propylene copolymer satisfying the condition of (h) the stereoregularity index (P) obtained by 13 C-NMR measurement is 55 to 90 mol%.
      The modified propylene-based polymer of the invention can make a polyolefin, etc. more adhesive, stronger, or flexible, to be useful for a high-adhesive sealant or an polyolefin with increased compatibility to an inorganic filler, etc., particularly as a resin for a hot-melt adhesive.
    • 本发明涉及一种用于生产含有由自由基引发剂和有机的酸,由该方法得到的改性丙烯类聚合物的改性的基于丙烯的聚合物的改性基于丙烯的聚合物,以及粘合剂组合物含有该改性丙烯 系聚合物。 基于丙烯的聚合物是满足的条件的丙烯均聚物(A)MMMM = 20〜60摩尔%,(B)Ärrrr/(1-MMMM)U 2.5%(摩尔)( D)mmxrr /(MR)<2> C-NMR测定得到的(h)中的立构规整指数(P)的条件是共聚物55〜90摩尔%。 本发明的经修饰的基于丙烯的聚合物可以使聚烯烃,等多个粘合剂,更强,或柔性的,是对于高粘性密封剂或用在无机填料等相容性增加聚烯烃有用 ,特别是作为热熔粘合剂的树脂。