Golfballkautschukzusammensetzung und Golfball Diese verwendend

Details

Veröffentlichungs-Nr.

EP3744778

Aktenzeichen

EP20175615

Anmeldetag

20. Mai 2020

Veröffentlichung

13. Oktober 2021

Erteilung

13. Oktober 2021

Rechtsraum

EP

IPC

C08L9/00A63B37/00

Abstract

An object of the present invention is to provide a cured product of a golf ball rubber composition imparting excellent durability. The present invention provides a cured product of a golf ball rubber composition cured from a golf ball rubber composition containing (a) a base rubber, (b) an α,β-unsaturated carboxylic acid having 3 to 8 carbon atoms and/or a metal salt thereof as a co-crosslinking agent, and (c) a crosslinking initiator, wherein the cured product of the golf ball rubber composition satisfies the following mathematical formula (1): Y < 0.1 × X − 1.30 <img class="EMIRef" id="683641182-ia01" /> in the formula (1), Y represents an effective crosslinking density of the cured product of the rubber composition (mmol/cc), and X represents an amount of the component (b) with respect to 100 parts by mass of (a) the base rubber (parts by mass).

Anmelder

Firma

Sumitomo Rubber Industries, Ltd.

Land

🇯🇵 Japan

Fachgebiete