The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 06, 2011
Filed:
Nov. 18, 2008
Yoshinori Egashira, Chichibu, JP;
Jun Shindo, Chichibu, JP;
Eiji Takehana, Chichibu, JP;
Hiroyuki Nagasawa, Chichibu, JP;
Yoshinori Egashira, Chichibu, JP;
Jun Shindo, Chichibu, JP;
Eiji Takehana, Chichibu, JP;
Hiroyuki Nagasawa, Chichibu, JP;
Bridgestone Sports Co., Ltd., Tokyo, JP;
Abstract
The present invention provides a golf ball material which is made of an ionomer composition that includes a phenolic resin component. The invention provides also a golf ball composed of a core and a cover layer, or a core, a cover layer and at least one intermediate layer therebetween, wherein the golf ball material is used in at least one layer of the core or cover. The invention additionally provides a method for preparing the golf ball material by using (i) or (ii) below: The golf ball material of the invention has improved properties, including rebound resilience, durability, and a higher hardness. By using this golf ball material as the material for an essential part of a golf ball, the golf ball properties can be improved.