会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 7. 发明申请
    • POLYOLEFIN GRAFT COPOLYMER AND ADHESIVE COMPOSITION
    • 聚烯烃共聚物和粘合剂组合物
    • US20110015338A1
    • 2011-01-20
    • US12922251
    • 2009-03-12
    • Takenori FujimuraRyo AburataniShuji MachidaShinichi Nakamura
    • Takenori FujimuraRyo AburataniShuji MachidaShinichi Nakamura
    • C08L51/06C08G63/91
    • C08L51/003C08F4/65908C08F4/65912C08F110/06C08F255/04C08L51/06C08L2666/02C09J151/003C09J151/06C08F4/65927C08F222/06C08F220/18C08F230/08C08F2500/15C08F2500/17C08F2500/02
    • A graft copolymer is provided that is useful as an adhesive composition that is excellent in adhesion strength between polyolefins and between a polyolefin and another member (for example, a metal, a resin, and an inorganic material, such as glass), is excellent in flowability at a low temperature and in melting property in a low temperature range, and is excellent in heat resistance after adhesion, i.e., a graft copolymer satisfying the following items (a) to (e):the graft copolymer having:(a) a main chain that is derived from one kind or two or more kinds of monomers selected from (I) acrylic acid and a derivative thereof, (II) methacrylic acid and a derivative thereof, (III) a vinyl ester and a derivative thereof, (IV) styrene and a derivative thereof and (V) a vinyl group-containing silane compound, at least one kind of the a monomer having a crosslinkable functional group,(b) a side chain that is derived from a reactive polyolefin having a meso pentad fraction (mmmm) of from 30 to 80% by mol and having an end unsaturated group in an amount of from 0.5 to 1.0 group per one molecule, the reactive polyolefin being a homopolymer of one kind of an α-olefin having from 3 to 28 carbon atoms, a copolymer of two or more kinds of α-olefins having from 3 to 28 carbon atoms, or a copolymer of 50% by mass or more of at least one of an α-olefin having from 3 to 28 carbon atoms and 50% by mass or less of ethylene,(c) a graft ratio of from 1 to 150% by mass,(d) a weight average molecular weight of from 500 to 400,000 measured by GPC, and(e) a molecular weight distribution (Mw/Mn) of from 1.5 to 4.
    • 提供了可用作聚烯烃之间和聚烯烃与另一部件(例如金属,树脂和无机材料如玻璃)之间的粘合强度优异的粘合剂组合物的接枝共聚物,其具有优异的 在低温下的流动性和低温范围的熔融性,粘合后的耐热性优异,即满足以下(a)〜(e)的接枝共聚物:接枝共聚物具有:(a) 衍生自选自(I)丙烯酸及其衍生物的一种或两种以上的单体的主链,(II)甲基丙烯酸及其衍生物,(III)乙烯基酯及其衍生物(IV )苯乙烯及其衍生物和(V)含乙烯基的硅烷化合物,至少一种具有交联性官能团的单体,(b)衍生自具有内消旋五官能度的反应性聚烯烃的侧链 (mmmm)从30 至80摩尔%,并且每分子具有0.5至1.0个基团的末端不饱和基团,反应性聚烯烃是一种具有3至28个碳原子的α-烯烃的均聚物,两个共聚物 或更多种具有3至28个碳原子的α-烯烃,或50质量%以上的碳原子数为3〜28的α-烯烃和50质量%以下的乙烯中的至少一种的共聚物 ,(c)1〜150质量%的接枝率,(d)通过GPC测定的重均分子量为500〜400,000,(e)分子量分布(Mw / Mn)为1.5〜 4。
    • 10. 发明授权
    • Propylene homopolymer and propylene copolymer
    • 丙烯均聚物和丙烯共聚物
    • US06794476B2
    • 2004-09-21
    • US10070442
    • 2002-03-19
    • Shuji MachidaTakashi SaekiTomio Tatsumi
    • Shuji MachidaTakashi SaekiTomio Tatsumi
    • C08F11006
    • C08F110/06C08F210/06C08L23/02C08L23/10C08L23/12C08L2666/04C08F2500/11C08F2500/12
    • Provided are a propylene homopolymer in which a melt tension (MT), a Z average molecular weight (Mz) and a melt index (MI) (g/10 minutes) are specifically related and in which a difference in eluting temperatures and a maximum eluting temperature in programmed temperature fractional chromatography and a propylene copolymer in which a comonomer is specific &agr;-olefin and a content thereof falls in a specific range and in which a melt tension (MT), a Z average molecular weight (Mz) and a melt index (MI) (g/10 minutes) are specifically related. The propylene homopolymer or the propylene copolymer of the present invention has physical properties equivalent to or not lower than those of conventional propylene polymers, and it can be controlled in a melt tension and is suited to foaming molding, sheet molding and blow molding. Further, it is excellent in melt-processing characteristics, molding stability and a recycling property and can be applied to molding methods which are restricted in use in conventional propylene polymers, for example, large size blow molding and extrusion foaming molding.
    • 提供了其中熔体张力(MT),Z平均分子量(Mz)和熔体指数(MI)(g / 10分钟)特别相关的丙烯均聚物,其中洗脱温度和最大洗脱 程序温度分数色谱中的温度和丙烯共聚物,其中共聚单体是特定α-烯烃,其含量在特定范围内,其中熔体张力(MT),Z平均分子量(Mz)和熔体指数 (MI)(g / 10分钟)具体相关。 本发明的丙烯均聚物或丙烯共聚物具有与常规丙烯聚合物相同或不低于其特性的物理性质,并且可以以熔体张力控制,并且适于发泡成型,片状成型和吹塑。 此外,其熔融加工特性,成型稳定性和再循环性优异,可用于常规丙烯聚合物中使用的成型方法,例如大型吹塑和挤出发泡成型。