Ink-jet recording head and method for manufacturing ink-jet recording head

Abstract

An ink-jet recording head including: a substrate; an ejection port forming member provided on the substrate; and a water-repellent layer provided on the ejection port forming member, wherein the water-repellent layer includes a cured product (A) of a photosensitive resin composition, the photosensitive resin composition includes: a (meth)acrylate (a) having a perfluoropolyether group; a (meth)acrylate (b) having an epoxy group; a multifunctional (meth)acrylate (c); a thermal radical polymerization initiator (d); and a photo cationic polymerization initiator (e), the (meth)acrylate (a) is a (meth)acrylate having a tri- or more functional (meth)acrylic group, and the multifunctional (meth)acrylate (c) is a (meth)acrylate having a weight average molecular weight of not more than 5000 and having a hexa- or more functional (meth)acrylic group.

Dependencies are inferred from the claim text.