发明申请
US20050267245A1 Alloy blends of polyurethane and rubber 审中-公开
聚氨酯和橡胶的合金共混物

Alloy blends of polyurethane and rubber
摘要:
The present invention relates to a rubber formulation suitable for making barrier articles, such as inflatable sports balls or bicycle tubes, that resist the passage of gases, such as air, particularly as applicable to tennis balls, and more particularly to the rubber formulation which contains substantially amorphous, millable polyurethane alloyed with natural and/or synthetic rubbers.
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