Golf ball paint composition
AssigneeBridgestone Sports Co., Ltd.
InventorHirotaka Shinohara
Life of this patent
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Abstract
A golf ball paint composition includes primarily a urethane paint containing polyol as a base resin and polyisocyanate as a curing agent. The polyisocyanate includes two types of isocyanurate and adduct of hexamethylene diisocyanate and the golf ball paint composition has an elastic work recovery of at least 70%. The paint composition has a high self-repairing ability and is of high quality as a golf ball paint. Golf balls coated with this composition are able to maintain a good durability, in addition to which they have an excellent abrasion resistance and an excellent ball appearance.
Claims7
A golf ball paint composition comprising a urethane paint containing polyol as a base resin and polyisocyanate as a curing agent, wherein the polyisocyanate includes an isocyanurate of hexamethylene diisocyanate and an adduct of hexamethylene diisocyanate and the cured composition has an elastic work recovery of at least 70%.
Dependencies are inferred from the claim text.