Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From reactant having at least one -n=c=x group as well as...
Reexamination Certificate
2005-10-05
2008-07-22
Buttner, David (Department: 1796)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From reactant having at least one -n=c=x group as well as...
C528S061000, C528S065000, C525S123000, C473S378000
Reexamination Certificate
active
07402649
ABSTRACT:
A golf ball having a core and at least one layer disposed about the core is disclosed. The core may further include a center and an outer core layer disposed about the center. The layer is formed from a composition having a prepolymer and a curative, the prepolymer being formed from an isocyanate and a blend of two or more telechelic polyahls, wherein a first telechelic polyahl has a first functionality of 3 or greater, which is greater than a second functionality of a second telechelic polyahl in the blend. The layer displays an enhanced shear resistance.
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Acushnet Company
Buttner David
Milbank Mandi B.
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