发明名称 Petroleum hydrocarbon binder with reduced polycyclic aromatic hydrocarbon content
摘要 A binder pitch material includes a petroleum pitch and asphalt fraction obtained from petroleum crude oil and has a significantly lower polycyclic aromatic hydrocarbon composition than a coal tar pitch having a like softening point. The pitch material is useful as a binder material for various applications such as clay pigeons.
申请公布号 US2004094454(A1) 申请公布日期 2004.05.20
申请号 US20020294467 申请日期 2002.11.14
申请人 KISER MELVIN D.;BOYER DAVID C. 发明人 KISER MELVIN D.;BOYER DAVID C.
分类号 C10C3/00;(IPC1-7):C10C3/00;C08L95/00 主分类号 C10C3/00
代理机构 代理人
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