CAS NO:72319-15-4; 2-oxepanone, polymer with alpha-hydro- omega -hydroxypoly(oxy-1,2-ethanediyl),

CAS:

72319-15-4

英文名称:

2-oxepanone, polymer with alpha-hydro- omega -hydroxypoly(oxy-1,2-ethanediyl),

1,1'-methylenebis[4-isocyanatobenzene] and 2,2'-[1,4-phenylenebis(oxy)]bis[etha

2-oxepanone, polymer with alpha-hydro- omega-hydroxypoly(oxy-1,2-ethanediyl),