Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1997-10-06
1999-09-14
Buttner, David
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
525196, 525201, 473372, 473378, 473385, A63B 3712
Patent
active
059524286
ABSTRACT:
The present invention provides a golf ball having excellent shot feel, controllability and durability as well as satisfactory flight performance. A cover of the golf ball is composed of a mixture of specific three resins (1), (2) and (3), wherein the total amount of the resin (1) and resin (2) is 60 to 83% by weight and the amount of the resin (3) is 17 to 40% by weight in the mixture as a main component, and wherein the amount of the resin (1) is 33 to 80% by weight and the amount of the resin (2) is 3 to 50% by weight in the total of the resin (1) and resin (2) and a stiffness of the cover composition is 1000 to 2000 kg/cm.sup.2.
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Grant & Hackh's Chemical Dictionary 5.sup.th Edition p. 23.
Research Dislosure No. 27103--(Nov. 1996)--Dupont.
Endo Seiichiro
Yokota Masatoshi
Buttner David
Sumitomo Rubber Industries Ltd.
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