Golf ball
US11358033B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 8, 2020 |
| Grant date | Jun 14, 2022 |
| Priority date | — |
| Expiry date | May 8, 2040 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2312/02
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
An object of the present invention is to provide a golf ball having excellent durability. The present invention provides a golf ball comprising a core and at least one cover layer covering the core, wherein the core is formed from a core rubber composition containing (a) a base rubber, (b) an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms and/or a metal salt thereof as a co-crosslinking agent, (c) a crosslinking initiator, and (d) a hindered phenol compound, and (b) the co-crosslinking agent and (d) the hindered phenol compound are blended in the core rubber composition such that the following expression (1) is satisfied: 0.04≤HF/B≤0.35 (1)
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.