Amusement devices: games – Board games – pieces – or boards therefor – Rotatably mounted board
Patent
1989-03-06
1990-09-11
Lieberman, Allan M.
Amusement devices: games
Board games, pieces, or boards therefor
Rotatably mounted board
273230, 273235R, 273222, 26099814, 524908, 525193, 525236, A63B 3700, A63B 3706, A63B 3712
Patent
active
049556134
ABSTRACT:
The golf ball product is made from two polybutadienes, each having a Mooney viscosity of below about 50 and a cis-1,4 content of greater than about 40%. One polybutadiene is nickel- or cobalt-catalyzed, while the other is lanthanide-catalyzed. The golf ball product includes a mix of the two polybutadienes, a metal salt of an unsaturated carboxylic acid and a free radical initiator.
REFERENCES:
patent: 4076255 (1978-02-01), Moore et al.
patent: 4683257 (1987-07-01), Kakiuchi et al.
patent: 4715607 (1987-12-01), Llort et al.
patent: 4770422 (1988-09-01), Isaac
Cadorniga Lauro C.
Gendreau Paul M.
Acushnet Company
Lieberman Allan M.
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