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    • 12. 发明授权
    • 4-methyl-1-pentene polymer compositions, and the laminates and adhesives
using the compositions
    • 4-甲基-1-戊烯聚合物组合物,以及使用该组合物的层压材料和粘合剂
    • US6156841A
    • 2000-12-05
    • US131399
    • 1998-08-07
    • Katsumi NoritomiToshimasa Takata
    • Katsumi NoritomiToshimasa Takata
    • B32B27/32C08F255/08C08L23/20C08L51/06C09J123/20C09J151/06C08L33/02C08L51/00C08L51/04C08L53/00C08G63/91
    • C09J123/20B32B27/32C08F255/08C08L23/20C08L51/06C09J151/06C08L2205/02Y10T428/31645Y10T428/31692Y10T428/31855
    • The present invention relates to 4-methyl-1-pentene polymer compositions. Specifically, the present invention relates to adhesive compositions comprising the 4-methyl-1-pentene polymers used in bonding a 4-methyl-1-pentene polymer layer and a polar-group-containing resin layer, and laminates obtained by using such compositions. The 4-methyl-1-pentene polymer compositions as these adhesive compositions comprise a 4-methyl-1-pentene polymer (A); and a modified polyolefin resin (B) comprising a mixture of an unsaturated carboxylic acid-modified .alpha.-olefin polymer (B-1) whose .alpha.-olefin is selected from a group of propylene, butene-1 and 4-methyl-1-pentene and an unsaturated carboxylic acid-modified ethylene/.alpha.-olefin copolymer (B-2). In these compositions, an unsaturated carboxylic acid-modified 4-methyl-1-pentene polymer (A') showing a particular modification rate and a particular melt flow rate may be used in place of (A) and (B-1). These compositions have excellent adhesion to polar-group-containing resins having the OH group and the NH group, among others. The laminates obtained by laminating a 4-methyl-1-pentene polymer layer and a polar-group-containing resin layer via any of these compositions show excellent interlaminar adhesion (average peel strength) and yet heat resistance.
    • 本发明涉及4-甲基-1-戊烯聚合物组合物。 具体地,本发明涉及包含用于结合4-甲基-1-戊烯聚合物层和含极性基团的树脂层的4-甲基-1-戊烯聚合物的粘合剂组合物和使用这些组合物获得的层压体。 作为这些粘合剂组合物的4-甲基-1-戊烯聚合物组合物包含4-甲基-1-戊烯聚合物(A); 和包含其α-烯烃选自丙烯,丁烯-1和4-甲基-1-戊烯的不饱和羧酸改性的α-烯烃聚合物(B-1)的混合物的改性聚烯烃树脂(B) 和不饱和羧酸改性的乙烯/α-烯烃共聚物(B-2)。 在这些组合物中,可以使用显示特定改性速率和特定熔体流动速率的不饱和羧酸改性的4-甲基-1-戊烯聚合物(A')来代替(A)和(B-1)。 这些组合物对具有OH基和NH基的含极性基团的树脂等具有优异的粘附性。 通过这些组合中的任何一种层压4-甲基-1-戊烯聚合物层和含极性基团的树脂层获得的层压体显示出优异的层间粘合(平均剥离强度)和耐热性。
    • 13. 发明授权
    • Cycloolefin copolymer composition and method for the preparation thereof
    • 环烯烃共聚物组合物及其制备方法
    • US5567777A
    • 1996-10-22
    • US589599
    • 1996-01-26
    • Yoichiro TsujiYoshiharu AbeToshihiro SaganeToshimasa Takata
    • Yoichiro TsujiYoshiharu AbeToshihiro SaganeToshimasa Takata
    • C08F255/00C08F283/14C08L23/02C08L23/08C08L23/16C08L45/00
    • C08L23/08C08F255/00C08F283/14C08L23/16C08L45/00C08L23/02
    • Provided are cycloolefin copolymer compositions comprising a hydrocarbon elastomer component substantially free from a polymerizable double bond and a cycloolefin random copolymer component obtained by copolymerization of an .alpha.-olefin of at least 2 carbon atoms and a cycloolefin in the presence of said hydrocarbon elastomer component, said composition containing said hydrocarbon elastomer component in an amount of 1-50% by weight, and a method for preparing said cycloolefin copolymer compositions.Also provided are cycloolefin copolymer compositions comprising a hydrocarbon elastomer component having a polymerizable double bond and a cycloolefin copolymer component obtained by copolymerization of an .alpha.-olefin of at least 2 carbon atoms and a cycloolefin in the presence of said hydrocarbon elastomer component, said composition containing said hydrocarbon elastomer component in an amount of 1-50% by weight.Such cycloolefin copolymer compositions as mentioned above are excellent in transparency and mechanical strength and also excellent particularly in impact resistance.In particular, when a cycloolefin elastomer obtained by copolymerization of an .alpha.-olefin of at least 2 carbon atoms, a cycloolefin and a non-conjugated diene of 5-20 carbon atoms is used as the above-mentioned hydrocarbon elastomer component having a polymerizable double bond, the resulting copolymer compositions are excellent particularly in transparency.
    • 提供的是包含基本上不含可聚合双键的烃弹性体组分的环烯烃共聚物组合物和在所述烃弹性体组分存在下通过使至少2个碳原子的α-烯烃与环烯烃共聚获得的环烯烃无规共聚物组分,所述 含有所述烃弹性体组分的组合物的含量为1-50重量%,以及制备所述环烯烃共聚物组合物的方法。 还提供了包含具有可聚合双键的烃弹性体组分和通过在所述烃弹性体组分存在下通过使具有至少2个碳原子的α-烯烃与环烯烃共聚获得的环烯烃共聚物组分的环烯烃共聚物组合物,所述组合物含有 所述烃弹性体组分的量为1-50重量%。 这样的上述环烯烃共聚物组合物的透明性和机械强度优异,特别是耐冲击性也优异。 特别地,当使用通过使至少2个碳原子的α-烯烃共聚得到的环烯烃弹性体,环烯烃和5-20个碳原子的非共轭二烯作为上述具有可聚合双键的烃弹性体组分时 所得到的共聚物组合物的透明度特别优异。