PRESSURE-SENSITIVE ADHESIVE AND DETACHABLE STRIP FORMED FROM IT
    31.
    发明申请
    PRESSURE-SENSITIVE ADHESIVE AND DETACHABLE STRIP FORMED FROM IT 有权
    压敏粘合剂和可剥离的条纹

    公开(公告)号:US20080271846A1

    公开(公告)日:2008-11-06

    申请号:US12113983

    申请日:2008-05-02

    CPC classification number: C09J153/02 C09J7/387 C09J2201/618

    Abstract: Pressure-sensitive adhesive for single- or double-sidedly tacky pressure-sensitive adhesive strips redetachable without residue or destruction both by extensive stretching substantially in the bond plane and by peeling, the pressure-sensitive adhesive being composed at least of (1) a vinylaromatic block copolymer, (2) a solid tackifying resin having a softening temperature by the ring-and-ball method of more than 30° C. and (3) a resin which is liquid at room temperature (23° C.), the fraction of liquid resin accounting for at least 40% by weight, based on the total amount of resin. Strips formed from the adhesive and the use of the strips to form redetachable bonds are also disclosed.

    Abstract translation: 用于单面或双面粘性的压敏粘合带的压敏粘合剂可通过基本上在粘合平面上的大量拉伸和剥离而无残留或破坏,所述压敏粘合剂至少由(1)乙烯基芳族化合物 嵌段共聚物,(2)通过环球法的软化温度超过30℃的固体增粘树脂和(3)在室温(23℃)下为液体的树脂,所述级分 的液体树脂占树脂总量的至少40重量%。 还公开了由粘合剂形成的条带和使用条形成可重新连接的键。

    Adhesive Sheet Based on Nitrile Rubber Blends for Attaching Metal Parts to Plastics
    33.
    发明申请
    Adhesive Sheet Based on Nitrile Rubber Blends for Attaching Metal Parts to Plastics 失效
    基于用于将金属零件连接到塑料的腈橡胶混合物的粘合片

    公开(公告)号:US20080166554A1

    公开(公告)日:2008-07-10

    申请号:US11996519

    申请日:2006-07-27

    Abstract: Heat-activable adhesive sheet of an adhesive comprising a blend of at least three synthetic nitrile rubber compositions S1, S2 and S3, each of which comprises at least one synthetic nitrile rubber, and at least one reactive resin which is capable of crosslinking with itself, with other reactive resins and/or with the nitrile rubbers of synthetic rubber compositions S1, S2 and S3, in which a) the blend of the heat-activable sheet being microphase-separated, characterized by at least three different glass transition temperatures in a DSC, b) at least one of said glass transition temperatures being greater than 10° C. and at least one of said glass transition temperature lower than −20° C., c) the nitrile rubber or rubbers S1 having an acrylonitrile fraction of greater than/equal to 35%, d) the nitrile rubber or rubbers S2 having an acrylonitrile fraction of greater than 25% and less than 35%, e) the nitrile rubber S3 having an acrylonitrile fraction of less than/equal to 25%.

    Abstract translation: 包含至少三种合成腈橡胶组合物S1,S2和S3的共混物的粘合剂的热可活化粘合片,每种合成腈橡胶组合物包含至少一种合成腈橡胶和至少一种能与其自身交联的反应性树脂, 与其它反应性树脂和/或与合成橡胶组合物S1,S2和S3的丁腈橡胶相结合,其中a)可热活化的片材的共混物被微相分离,其特征在于DSC中至少三种不同的玻璃化转变温度 b)所述玻璃化转变温度中的至少一个大于10℃,所述玻璃化转变温度中的至少一个低于-20℃,c)腈橡胶或橡胶S1的丙烯腈分数大于 /等于35%,d)丙烯腈分数大于25%且小于35%的丁腈橡胶或橡胶S2,e)丙烯腈分数小于或等于25%的丁腈橡胶S3。

    Adhesive tape strip
    35.
    发明授权
    Adhesive tape strip 有权
    胶带条

    公开(公告)号:US06395389B1

    公开(公告)日:2002-05-28

    申请号:US09392432

    申请日:1999-09-09

    Abstract: Adhesive tape strip for a rereleasable adhesive bond, which can be removed from a bonded joint by pulling in the direction of the bond plane, having a nonadhesive grip tab and a subsequent, elongate strip which is adhesive on one or both sides, characterized in that the strip has a width of 2-6 mm and a ratio of width to thickness of less than or equal to 10:1.

    Abstract translation: 用于可再发生粘合剂粘合的胶带条,其可以通过沿接合平面的方向拉动而从接合接头上移除,具有不粘附的夹紧片和随后在一侧或两侧上粘合的细长带,其特征在于, 带材的宽度为2-6mm,宽度与厚度之比小于或等于10:1。

    Adhesive sheet based on nitrile rubber blends for attaching metal parts to plastics
    40.
    发明授权
    Adhesive sheet based on nitrile rubber blends for attaching metal parts to plastics 失效
    基于丁腈橡胶混合物的粘合片,用于将金属部件连接到塑料上

    公开(公告)号:US07923510B2

    公开(公告)日:2011-04-12

    申请号:US11996519

    申请日:2006-07-27

    Abstract: Heat-activable adhesive sheet of an adhesive comprising a blend of at least three synthetic nitrile rubber compositions S1, S2 and S3, each of which comprises at least one synthetic nitrile rubber, and at least one reactive resin which is capable of crosslinking with itself, with other reactive resins and/or with the nitrile rubbers of synthetic rubber compositions S1, S2 and S3, in which a) the blend of the heat-activable sheet being microphase-separated, characterized by at least three different glass transition temperatures in a DSC, b) at least one of said glass transition temperatures being greater than 10° C. and at least one of said glass transition temperature lower than −20° C., c) the nitrile rubber or rubbers S1 having an acrylonitrile fraction of greater than/equal to 35%, d) the nitrile rubber or rubbers S2 having an acrylonitrile fraction of greater than 25% and less than 35%, e) the nitrile rubber S3 having an acrylonitrile fraction of less than/equal to 25%.

    Abstract translation: 包含至少三种合成腈橡胶组合物S1,S2和S3的共混物的粘合剂的热可活化粘合片,每种合成腈橡胶组合物包含至少一种合成腈橡胶和至少一种能与其自身交联的反应性树脂, 与其它反应性树脂和/或与合成橡胶组合物S1,S2和S3的丁腈橡胶相结合,其中a)可热活化的片材的共混物被微相分离,其特征在于DSC中至少三种不同的玻璃化转变温度 b)所述玻璃化转变温度中的至少一个大于10℃,所述玻璃化转变温度中的至少一个低于-20℃,c)腈橡胶或橡胶S1的丙烯腈分数大于 /等于35%,d)丙烯腈分数大于25%且小于35%的丁腈橡胶或橡胶S2,e)丙烯腈分数小于或等于25%的丁腈橡胶S3。

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