尿甲醛树脂

urea-formaldehyde

urea-formaldehyde resin

Precondensed Urea-Formaldehyde Resin(UF-80)

urea-formaldehyde moulding compound

UF；Urea-formaldehyde resin

urea-formaldehyde moulding powder

urea-formaldehyde molding powder

urea-formaldehyde resin adhesive【树脂】