发明名称 |
Polyurethane foam game ball, composition and process |
摘要 |
An improved game ball is manufactured from a polyurethane foam prepared from a hydroxyl-containing diene polymer, a catalyst system comprised of a tin compound and a tertiary amine and a surfactant system comprised of a non-hydrolyzable silicone-polyether copolymer and a polydialkylsiloxane.
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申请公布号 |
US4454253(A) |
申请公布日期 |
1984.06.12 |
申请号 |
US19830533711 |
申请日期 |
1983.09.19 |
申请人 |
ATLANTIC RICHFIELD CO. |
发明人 |
MURPHY, JOHN R.;BABIEC, JR., JOHN S.;MEYERS, JOSEPH A. |
分类号 |
A63B37/00;A63B45/00;C08G18/00;C08G18/16;C08G18/69;C08J9/00;(IPC1-7):C08G18/14;C08G18/77;C08G18/62;C08G18/24 |
主分类号 |
A63B37/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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