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发明名称
Preparation of lignin-phenol resin
摘要
申请公布号
US2221282(A)
申请公布日期
1940.11.12
申请号
US19370136602
申请日期
1937.04.13
申请人
THE CHEMICAL FOUNDATION, INCORPORATED
发明人
CHAMPER LEON E.;CHRISTENSEN LEO M.
分类号
C08H5/02
主分类号
C08H5/02
代理机构
代理人
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地址
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