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Solid golf ball

  • US 6,334,820 B1
  • Filed: 12/09/1999
  • Issued: 01/01/2002
  • Est. Priority Date: 12/24/1998
  • Status: Expired due to Term
First Claim
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1. The solid golf ball comprising:

  • a core, a cover layer, and an intermediate layer disposed between said core and said cover layer, wherein said intermediate layer comprises a thermoplastic resin composition including;

    component (a) being at least one member selected from the group consisting of a first block copolymer which has at least one polymer block A of an aromatic vinyl compound and at least one polymer block B of a conjugated diene compound, and a second block copolymer obtained by hydrogenating said first block copolymer; and

    component (b) comprising at least one hard ionomer having a flexural modulus of not less than 150 MPa and a Shore D hardness of not less than 57.

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