... is a kind of aluminum and titanium composite coupling agent having the characters of aluminate and titanate coupling OL-AT1618 ... carbonate,talcum powder, kaoline, and its shallow colour, solid form, high coupling activation and convenient conveyance relative to the ... coatings, printing ink, masterbatch, etc.) to enhance thedispersibility and color ductility of pigment. The recommended level is 0.5 ...