Two series of thermotropic liquid crystalline polyureas were synthesized by the copolymerization of benzidine (or o-tolidine),1,6-hexane diamine and 2,4-toluene diisocyanate.
合成新型热致液晶聚脲，以含液晶
联苯二胺（或联邻甲苯胺）、1，6-己二胺、2，4-甲苯二异氰酸
进行合成。
联苯Two series of thermotropic liquid crystalline polyureas were synthesized by the copolymerization of benzidine (or o-tolidine),1,6-hexane diamine and 2,4-toluene diisocyanate.
合成新型热致液晶聚脲，以含液晶联苯二胺（或联邻甲苯胺）、1，6-己二胺、2，4-甲苯二异氰酸进行合成。
Using 3,3′-dichloro benzidine and acetoacetanilide as raw materials, C.I. pigment yellow 12 was synthesized by diazotization and coupled reaction.
以3，3′-二氯联苯胺、乙酰乙酰苯胺，经重氮化、偶合反应合成了C．I．颜黄12。
4. Using 3,3′-dichloro benzidine and acetoacetanilide as raw materials, C. I. pigment yellow 12 was synthesized by diazotization and coupled reaction.
以3，3′-二氯联苯胺、乙酰乙酰苯胺，经重氮化、偶合反应合成了C．I．颜黄12。收藏指正
声明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件
观点；若发现问题，欢迎向我们指正。
