Golf ball clear coating with optical brighteners

Details Golf ball clear coating with optical brighteners Golf ball clear coating with optical brighteners

1989-04-28

1991-05-28

Niebling, John F.

Amusement devices: games

Board games, pieces, or boards therefor

Electrical

273DIG8, 273DIG22, 273DIG24, 25230121, A63B 3712

Patent

active

050187422

ABSTRACT:
An improvement in the appearance of golf balls is disclosed. The "clear coat," i.e. the transparent coat which is the last put on the outer surface of the golf ball, has included in it an optical brightener, preferably one selected from the group consisting of stilbene derivatives, styryl derivatives of benzene and biphenyl, bis(benzazol-2-yl) derivatives, coumarins, carbostylrils, naphthalimides, derivatives of dibenzothiophene-5,5-dioxide, pyrene derivatives, and pyridotriazoles. Substantial improvements in appearance of the golf ball are obtained.

REFERENCES:
patent: 3961965 (1976-06-01), Zwahlen
patent: 4204879 (1980-05-01), Paskins et al.
patent: 4442282 (1984-04-01), Kolycheck
patent: 4679794 (1987-07-01), Yamada et al.
patent: 4679795 (1987-07-01), Melvin et al.
patent: 4798386 (1989-01-01), Berard

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