Patent ID: 11873416
Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C  A | IPC A  C

Claim 0:
1. A golf ball comprising a golf ball body and a paint film composed of at least one layer and formed on a surface of the golf ball body,
wherein an outermost layer of the paint film located at the outermost layer of the golf ball contains a base resin and a porous filler,
the base resin contains a polyurethane obtained by a reaction between a polyisocyanate composition and a polyol composition,
the porous filler contains SiO2 in an amount of 50 mass % or more and 95 mass % or less as a constituent component, and
the polyisocyanate composition contains, as a polyisocyanate component, an adduct-modified product of hexamethylene diisocyanate with an isocyanurate-modified product of hexamethylene diisocyanate, an adduct-modified product of hexamethylene diisocyanate with an isocyanurate-modified product of isophorone diisocyanate; or an isocyanurate-modified product of hexamethylene diisocyanate with an isocyanurate-modified product of isophorone diisocyanate.