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    • 17. 发明公开
    • 4-Methyl-1-pentene polymer compositions, and the laminates and adhesives using the compositions
    • 4-甲基-1-戊烯类聚合物组合物,以及层压板和使用该组合物的粘合剂
    • EP0896026A1
    • 1999-02-10
    • EP98114716.8
    • 1998-08-05
    • MITSUI CHEMICALS, INC.
    • Noritomi, Katsumi, c/o Mitsui Chemicals, Inc.Takata, Toshimasa, c/o Mitsui Chemicals, Inc.
    • C08L23/20C08L51/06C09J123/20C09J151/06B32B27/32
    • B32B27/08B32B27/306B32B27/32B32B27/34B32B2377/00B32B2439/00B32B2457/08C08F255/08C08L23/20C08L51/06C08L2205/02C08L2666/02C08L2666/04C08L2666/24C09J123/20C09J151/06Y10T428/31645Y10T428/31692Y10T428/31855
    • 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 α-olefin polymer (B-1) whose α-olefin is selected from a group of propylene, butene-1 and 4-methyl-1-pentene and an unsaturated carboxylic acid-modified ethylene/α-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。 具体而言,本发明涉及粘合剂组合物,包括在粘合4-甲基-1-戊烯聚合物层和含极性基团的树脂层中使用的4-甲基-1-戊烯聚合物,和层压材料使用搜索组合物获得。 4-甲基-1-戊烯聚合物的组合物作为粘合剂的合成组合物包含4-甲基-1-戊烯聚合物(A); 和改性聚烯烃树脂(B)包含不饱和羧酸改性的α-烯烃聚合物的混合物(B-1)由选自丙烯谁的α-烯烃,1-丁烯和4-甲基-1-戊烯 和在不饱和羧酸改性的乙烯/α-烯烃共聚物(B-2)。 在非饱和羧酸改性的4-甲基-1-戊烯聚合物(A“)表示变形特定速率和特定熔体流动速率的合成组合物可代替(A)和(B-1)一起使用。 这些组合物具有优异的粘合性具有OH基团和NH基,等等含极性基团的树脂。 通过层叠4-甲基-1-戊烯聚合物层,并通过任何的组合物论文显示出优异的层间粘合(平均剥离强度),但耐热性的含极性基团的树脂层得到的层压制品。