化工字典查询：
首页
\
化工字典
\
CAS NO:72302-14-8
CAS:
72302-14-8
英文名称:
biphenyl and alpha-hydro- omega -hydroxypoly(oxy-1,2-ethanediyl)
2-oxepanone, polymer with 1,4-butanediol,4,4'-diisocyanato-3,3'-dimethyl-1,1'-biphenyl and alpha-hydro- omega-hydroxypoly(oxy-1,2-ethanediyl)
