US 6,982,056 B2
Golf balls including a staged resin film and methods of making same
Michael J. Sullivan, Barrington, R.I. (US)
Assigned to Acushnet Company, Fairhaven, Mass. (US)
Filed on Sep. 30, 2002, as Appl. No. 10/259,377.
Application 10/259377 is a division of application No. 09/923071, filed on Aug. 06, 2001, granted, now 6,827,657.
Prior Publication US 2003/0027669 A1, Feb. 06, 2003
Int. Cl. B29C 43/18 (2006.01)
U.S. Cl. 264—255 17 Claims
OG exemplary drawing
 
1. A method of making a golf ball comprising the steps of:
selecting a first staged resin film comprising at least one of a partially or totally blocked isocyanate, interpenetrating polymer network, or a ketimine bond derived from a ketone or an aldehyde and an amine having a branched carbon atom or a ring member carbon atom bond at the X-position; and
molding the first staged resin film to form an intermediate layer of the golf ball.