Composition for producing golf balls and multi-piece golf balls
US7534834B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 14, 2004 |
| Grant date | May 19, 2009 |
| Priority date | — |
| Expiry date | Apr 23, 2025 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G2220/00
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
This invention is directed to A composition for forming a golf ball, the composition comprising polyurethane gel composite particles and at least one base material selected from the group consisting of synthetic resins and elastomers, the polyurethane gel composite particles consisting of colloidal polyurea particles precipitated from a non-aqueous solvent solution of colloidal polyurea and polyurethane gel particles covered with the polyurea particles, the polyurethane gel particles being three-dimensionally crosslinked and each of the polyurethane gel particles being formed of a polyisocyanate compound and a polyethylene oxide group-free, active-hydrogen-containing compound, at least one of the compounds being trifunctional or higher valency, and is also directed to a multi-piece golf ball having one or more layers formed of this composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.