	US 12,453,906 B2
	Golf ball and method of making same
Manjari Kuntimaddi, Raynham, MA (US)
Assigned to Acushnet Company, Fairhaven, MA (US)
Filed by Acushnet Company, Fairhaven, MA (US)
Filed on Nov. 3, 2021, as Appl. No. 17/517,832.
Prior Publication US 2023/0132906 A1, May 4, 2023
Int. Cl. A63B 37/12 (2006.01); A63B 37/00 (2006.01); C08K 9/02 (2006.01)

CPC A63B 37/00221 (2020.08) [A63B 37/0024 (2013.01); A63B 37/0051 (2013.01); A63B 37/0074 (2013.01); C08K 9/02 (2013.01); A63B 2209/00 (2013.01); C08K 2201/011 (2013.01)]

3 Claims

1. A golf ball comprising a first layer and an adjacent second layer, wherein the first layer is formed from a polymer composition comprising a plurality of vanadium dioxide composite nano-particles, wherein each vanadium dioxide composite nano-particle has a chemical composition of V_1-xM_xO₂, where M is any one or a combination of elements selected from Sc, Ti, Cr, Mn, Fe, Co, Ni, Cu, Zn, Sn, In, Sb, Ga, Ge, Pb and Bi, and 0≤x≤0.5, and a surface that is grafted with organic modifying long-chain molecules having a length of from 0.1 nm to 100 nm, and wherein the first layer covers an entire surface of the adjacent second layer.