PSR-4000

Chemicals for use in the process of producing printed circuit boards, namely, solder mask, and solder resist, namely, developable solder resist, Ni/Au resist hole plugging solder resist, Ni/Au resist solder resist, and hole plugging solder resist

Inks for use in the process of producing printed circuit boards, namely, printing inks, marking inks, inks for hole plugging, namely, inks for coating or printing in the process of producing package application boards, inks for coating or printing in the process of producing flexible printed boards and inks for coating or printing in the process of producing display panels, namely, Ni/Au resist hole plugging inks

Electrical insulating materials for insulating coating or printing materials for use in the process of producing printed circuit boards, namely, insulating resin materials for use in the process of producing build-up boards; insulating resin materials for dry film type intermediate dielectric materials for use in the process of producing build-up boards; insulating coating materials for use in the process of producing display panels; insulating plugging material for use in filling holes in the manufacture of printed circuit boards; and insulating solder mask for use in the process of producing printed circuit boards