| US 7,563,182 B2 | ||
| Polymer composition and golf ball made using the same | ||
| Jun Shindo, Chichibu (Japan); Eiji Takehana, Chichibu (Japan); and Kae Yamazaki, Chichibu (Japan) | ||
| Assigned to Bridgestone Sports Co., Ltd., Tokyo (Japan) | ||
| Filed on Jul. 27, 2007, as Appl. No. 11/878,945. | ||
| Application 11/878945 is a continuation in part of application No. 11/324297, filed on Jan. 04, 2006, granted, now 7,294,067. | ||
| Claims priority of application No. 2007-174021 (JP), filed on Jul. 02, 2007. | ||
| Prior Publication US 2008/0032823 A1, Feb. 07, 2008 | ||
| Int. Cl. A63B 37/06 (2006.01) | ||
| U.S. Cl. 473—378 | 14 Claims |
| 1. A polymer composition comprising:
(A) 100 parts by weight of an olefin-unsaturated carboxylic acid random copolymer and/or an olefin-unsaturated carboxylic
acid-unsaturated carboxylic acid ester random copolymer, and
(B) from 0.1 to 10 parts by weight of a metal oxide capable of neutralizing acid groups in component A;
wherein the metal oxide is produced by plasma synthesis, laser synthesis or flame synthesis and has an average particle diameter
of at most 200 nm.
|