Golf ball incorporating a thin moisture barrier layer
    38.
    发明授权
    Golf ball incorporating a thin moisture barrier layer 有权
    高尔夫球包含薄的防潮层

    公开(公告)号:US09427629B1

    公开(公告)日:2016-08-30

    申请号:US14668009

    申请日:2015-03-25

    Abstract: Golf ball comprising a first layer having a first spherical outer surface; a thin moisture vapor barrier layer disposed concentrically about the first spherical outer surface and having a thickness of less than about 0.010 inches; and a second layer disposed concentrically about a second spherical outer surface of the thin moisture vapor barrier layer. The thin moisture vapor barrier layer is formed from an ionomer composition consisting of a 1-50 percent aqueous mono-valent high acid ionomer dispersion, with the ionomer: having an acid level greater than 18%; having more than 45% of acid groups that are neutralized with a monovalent cation; and being formed from an acid copolymer having a starting melt index of greater than 180 g/10 min.@190° C. with a 2160 g load. The moisture vapor barrier layer has a moisture vapor transmission rate that is lower than that of at least one of the first layer and/or the second layer.

    Abstract translation: 高尔夫球包括具有第一球形外表面的第一层; 薄壁的水蒸汽阻挡层,其围绕第一球形外表面同心设置,并具有小于约0.010英寸的厚度; 以及围绕所述薄水分蒸气阻挡层的第二球形外表面同心设置的第二层。 薄的水蒸气阻挡层由离子交联聚合物组成,该离聚物组合物由1-50%的一价单价高分子离聚物分散体组成,离聚物具有大于18%的酸度; 具有多于45%的被一价阳离子中和的酸基; 并由具有2160g负荷的190℃的起始熔体指数大于180g / 10分钟的酸共聚物形成。 湿气阻挡层具有低于第一层和/或第二层中的至少一个的水蒸汽透过率。

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