Golf ball

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...

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Details

473372, 473373, 473385, A63B 3712, C08L 3302

Patent

active

059772646

ABSTRACT:
The invention provides a golf ball comprising a solid core, an intermediate layer, and a cover. The cover is formed of a diamine complex ionomer resin having a flexural rigidity of 340-410 MPa. The intermediate layer is formed of an ionomer resin or non-ionomer thermoplastic elastomer having a flexural rigidity of 20-350 MPa. The hardness of the ball is adjusted to a distortion of 2.6-4.5 mm under a load of 100 kg.

REFERENCES:
patent: 5439227 (1995-08-01), Egashira

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