发明名称 |
Coating of flame retardants onto a seed bead |
摘要 |
Various flame retardant agents have been added as a coating to seed beads of vinyl aromatic polymers. The resulting products have high resistance to burning and permit the use of lower concentrations of the retardant.
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申请公布号 |
US4761432(A) |
申请公布日期 |
1988.08.02 |
申请号 |
US19870121253 |
申请日期 |
1987.11.16 |
申请人 |
ARCO CHEMICAL COMPANY |
发明人 |
SONNENBERG, FRED M.;HAJNIK, DENNIS M. |
分类号 |
C08F2/44;C08J9/18 |
主分类号 |
C08F2/44 |
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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