Amusement devices: games – Board games – pieces – or boards therefor – Electrical
Patent
1991-08-02
1993-06-29
Ziegler, Jacob
Amusement devices: games
Board games, pieces, or boards therefor
Electrical
273222, 273230, 525231, 525240, A63B 3712
Patent
active
052227391
ABSTRACT:
The present invention provides a golf ball having excellent impact resilience and good flying performance, which comprises a core and a cover covering the core, wherein the cover contains at least 20 % by weight of a carboxyl-rich ionomer resin prepared by neutralizing 15 to 80 mol % of carboxylic acid groups of an olefinic copolymer containing 16 to 30 % by weight of an alpha, beta-ethylenic unsaturated carboxylic acid with monovalent or divalent metal ions.
REFERENCES:
patent: 4526375 (1985-07-01), Nakade
patent: 4911451 (1990-03-01), Sullivan et al.
Endo Seiichiro
Horiuchi Kuniyasu
Sumitomo Rubber Industries Ltd.
Ziegler Jacob
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