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US 11,077,339 B1Granted
Golf ball
AssigneeScanna Co., Ltd.
InventorsHsi-Chou Huang, Li-Ying Huang
Life of this patent
Estimating the term…
Abstract
A golf ball includes a core unit and a cover unit enclosing the core unit. The core unit is made from a rubber composition which includes a rubber material, a halogenated organo-sulfur compound, and a phosphorus-containing material. The phosphorus-containing material is selected from the group consisting of metal phosphate, polyphosphate, polyphosphoric ester, phosphonate, phosphate-modified polyester, and combinations thereof. The cover unit is made from a thermoplastic polyurethane composition.
Claims15
A golf ball, comprising:
- a core unit made from a rubber composition which includes
- a rubber material,
- a halogenated organo-sulfur compound, and
- a first phosphorus-containing material selected from the group consisting of metal phosphate, polyphosphate, polyphosphoric ester, phosphonate, phosphate-modified polyester, and combinations thereof;
- and
- a cover unit enclosing said core unit and made from a thermoplastic polyurethane composition,
- wherein in said rubber composition, said first phosphorus-containing material is present in an amount of at least 0.3 part by weight based on 100 parts by weight of said rubber material.
4 more elements
A golf ball, comprising:
- a core unit made from a rubber composition which includes
- a rubber material,
- a halogenated organo-sulfur compound, and
- a first phosphorus-containing material selected from the group consisting of metal phosphate, polyphosphate, polyphosphoric ester, phosphonate, phosphate-modified polyester, and combinations thereof;
- a cover unit enclosing said core unit and made from a thermoplastic polyurethane composition;
- and
- an intermediate layer unit disposed between said core unit and said cover unit and encloses said core unit, said intermediate layer unit being made from an ionomer composition which includes an ionomer,
- wherein said ionomer composition further includes a second phosphorus-containing material selected from the group consisting of metal phosphate, polyphosphate, polyphosphoric ester, phosphonate, phosphate-modified polyester, and combinations thereof.
5 more elements
Dependencies are inferred from the claim text.