Golf ball with rigid intermediate layer

Details Golf ball with rigid intermediate layer Golf ball with rigid intermediate layer

Filed on

2006-02-28

Date issued

2006-02-28

Examiner

Buttner, David J. (Department: 1712)

Patent Class

Synthetic resins or natural rubbers -- part of the class 520 ser

SubClass

Synthetic resins

SubSubClass

Mixing of two or more solid polymers; mixing of solid...

Other Related Categories

C473S373000, C473S374000, C473S376000

Type

Reexamination Certificate

Status

active

Patent number

07005479

Description

ABSTRACT:
The invention relates to a golf ball comprising a core, an intermediate layer disposing around the core, and a cover including at least one layer that includes a polyurethane or polyurea polymer. The intermediate layer is preferably rigid and has a durometer hardness of greater than at least 80 Shore C or at least 55 Shore D. The intermediate layer preferably includes a diene polymer. Alternatively, the intermediate layer includes a cast or RIM thermoset polyurethane, polyurea, polyurethane-ionomer, epoxy or blends thereof.

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