Invention Grant
US07935004B2 Golf balls having a low modulus HNP layer and a high modulus HNP layer 有权
具有低模量HNP层和高模量HNP层的高尔夫球

Golf balls having a low modulus HNP layer and a high modulus HNP layer
Abstract:
The present invention is directed to golf balls consisting of a dual-layer core and a cover. The core consists of an inner core layer formed from a high modulus HNP composition and an outer core layer formed from a low modulus HNP composition. The outer core layer has an outer surface hardness less than the outer surface hardness of the inner core layer.
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