发明名称 |
Golf ball |
摘要 |
A golf ball having a thread-wound core and a cover formed of a block copolyetherester comprising (A) a terephthalic acid unit, (B) a 1,4-butanediol unit, (C) a unit of a dicarboxylic acid, other than terephthalic acid, or a short-chain diol, other than 1,4-butanediol, having a number-average molecular weight of not more than 300 and (D) a poly(alkylene oxide)glycol unit having a number-average molecular weight of from 500 to 3000. Said golf ball exhibits excellent impact resilience and also exhibits good cutting resistance and "click".
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申请公布号 |
US4295652(A) |
申请公布日期 |
1981.10.20 |
申请号 |
US19800119640 |
申请日期 |
1980.02.08 |
申请人 |
BRIDGESTONE TIRE CO., LTD. |
发明人 |
SAITO, TASUKU;NOMA, TUTOMU;MATSUNAGA, TSUTOMU;NAITO, NAGAYOSHI;TANAKA, CHIAKI;HIRATSUKA, MOTOKI |
分类号 |
A63B37/00;A63B37/06;A63B37/12;C08G63/00;C08G63/66;(IPC1-7):A63B37/12 |
主分类号 |
A63B37/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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