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1.Manufacture of resinous condensation products comprising reacting an amine,phenol,or urea with formaldehyde in the presence of an allylic compound 失效
标题翻译: 制造含有甲基溴的胺,苯酚或尿素在各种化合物存在下反应的树脂浓缩产品公开(公告)号:US3427284A
公开(公告)日:1969-02-11
申请号:US3427284D
申请日:1966-10-17
申请人: ELVIN M BRIGHT , DAVID R ZACHRY , JOSEPH T CARDONE
发明人: BRIGHT ELVIN M , ZACHRY DAVID R , CARDONE JOSEPH T