Golf ball
AssigneeBridgestone Sports Co., Ltd.
InventorMasanobu KUWAHARA
Life of this patent
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Abstract
The present invention provides a golf ball including a core and a cover, wherein the cover is formed of polyurethane as a chief material, the polyurethane contains bio-based carbon measured according to the ISO 16620-2 standard, and a weight ratio of a biomass material containing the bio-based carbon to a total cover amount is from 10 to 45 wt %.
Claims10
A golf ball comprising a core and a cover, wherein the cover is formed of polyurethane as a chief material, the polyurethane contains bio-based carbon measured according to the ISO 16620-2 standard, and a weight ratio of a biomass material containing the bio-based carbon to a total cover amount is from 10 to 45 wt %.
Dependencies are inferred from the claim text.