发明授权
- 专利标题: Multilayer golf ball
- 专利标题(中): 多层高尔夫球
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申请号: US09161223申请日: 1998-09-28
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公开(公告)号: US06315680B1公开(公告)日: 2001-11-13
- 发明人: Jeffrey L. Dalton , Christopher Cavallaro , Murali Rajagopalan
- 申请人: Jeffrey L. Dalton , Christopher Cavallaro , Murali Rajagopalan
- 主分类号: A63B3704
- IPC分类号: A63B3704
摘要:
The present invention is directed towards a high-spin multi-layer golf ball which comprises a core with a Shore D hardness of preferably greater than about 30, and a mantle layer disposed between the core and a cover layer, wherein the mantle layer has a Shore D hardness greater than 60 and a resilience of greater than 34. Preferably, the mantle layer is comprised essentially of dynamically vulcanized thermoplastic elastomer, functionalized styrene-butadiene elastomer, thermoplastic polyurethane, metallocene polymer, thermoset materials or blends thereof. Preferably, the mantle layer has a specific gravity of greater than 1, and the core has a specific gravity of less than 1.2.
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