GOLF BALLS HAVING MULTI-LAYER CORES BASED ON POLYALKENAMER COMPOSITIONS
    109.
    发明申请
    GOLF BALLS HAVING MULTI-LAYER CORES BASED ON POLYALKENAMER COMPOSITIONS 有权
    基于聚烯烃组合物的多层轧辊的高尔夫球

    公开(公告)号:US20160082321A1

    公开(公告)日:2016-03-24

    申请号:US14960625

    申请日:2015-12-07

    Abstract: The present invention generally relates to golf balls and more particularly to golf balls having multi-layered cores comprising a thermoset rubber center, a thermoplastic intermediate core layer, and a thermoset rubber outer core layer. A cover layer is disposed about the multi-layered core. At least one of the center, intermediate core layer, and outer core layer comprises a polyalkenamer rubber. In one preferred embodiment, the center, intermediate core, and outer core layers have positive hardness gradients. The core layers preferably have different specific gravities. The polyalkenamer rubber may be blended with other rubbers such as polybutadiene, polyisoprene, ethylene propylene diene, and styrene-butadiene rubbers. The polyalkenamer rubber composition helps improve resiliency of the core and provides the ball with a comfortable and soft feel.

    Abstract translation: 本发明一般涉及高尔夫球,更具体地说涉及具有包含热固性橡胶中心,热塑性中间核心层和热固性橡胶外芯层的多层芯的高尔夫球。 覆盖层围绕多层芯设置。 中心层,中间核心层和外芯层中的至少一个包含聚链烯聚合物橡胶。 在一个优选实施例中,中心芯,中间芯和外芯层具有正的硬度梯度。 核心层优选具有不同的比重。 聚烯烃橡胶可与其它橡胶如聚丁二烯,聚异戊二烯,乙烯丙烯二烯和苯乙烯 - 丁二烯橡胶共混。 聚烯烃橡胶组合物有助于提高芯的弹性,并为球提供舒适和柔软的感觉。

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