A curable carbon nanotube ink and a transparent conductive film made using the ink. The ink includes a curable resin binder, a catalyst that is configured to be activated and cure the resin binder, a viscous to vapor diluent, and carbon nanotubes (CNTs). The CNT concentration range in the ink is from about 0.001% to about 0.2% by weight.

A UV-curable and recyclable thermoset shape memory polymer is provided. The polymer includes a vitrimer-based monomer and a photoinitiator. The vitrimer-based monomer includes a first unit rendering a high chain stiffness upon polymerization of the monomer, and a second photopolymerizable unit for photopolymerization of the monomer under a UV irradiation. The polymer has high strength, high stiffness, high recovery stress, high energy storage, reasonable recycling efficiency, and is printable using SLA with high resolution.

A curable clear ink composition is provided. The curable clear ink composition comprises a surfactant, a monofunctional polymerizable compound having a static surface tension of 33 mN/m or less at 25 degrees C. in an amount of 10% by mass or more but 30% by mass or less, an oligomer having a weight average molecular weight (Mw) of 1,000 or more, and an acylphosphine oxide polymerization initiator in an amount of 8% by mass or more but 12% by mass or less.

A curable clear ink composition is provided. The curable clear ink composition comprises a surfactant, a monofunctional polymerizable compound having a static surface tension of 33 mN/m or less at 25 degrees C. in an amount of 10% by mass or more but 30% by mass or less, an oligomer having a weight average molecular weight (Mw) of 1,000 or more, and an acylphosphine oxide polymerization initiator in an amount of 8% by mass or more but 12% by mass or less.

An ultraviolet curable ink composition for forming a bezel pattern of a foldable display substrate, methods of using the same, a bezel pattern formed from the same, and a foldable display substrate include the bezel pattern are disclosed herein. In some embodiments, an ultraviolet curable ink composition includes a black pigment, a dispersant, an alicyclic epoxy compound, an oxetane compound, a photosensitizer, a photopolymerization initiator, and an organic solvent, wherein a weight ratio of the photosensitizer to the photopolymerization initiator is 1:1 to 1:2, and a sum of the amounts of the photosensitizer and the photopolymerization initiator is 13 to 21 parts by weight based on 100 parts by weight of a sum of the amounts of the alicyclic epoxy compound and the oxetane compound. The ink composition is capable of forming a bezel pattern having a diminished thickness and excellent light blocking properties.

An ultraviolet curable ink composition for forming a bezel pattern of a foldable display substrate, methods of using the same, a bezel pattern formed from the same, and a foldable display substrate include the bezel pattern are disclosed herein. In some embodiments, an ultraviolet curable ink composition includes a black pigment, a dispersant, an alicyclic epoxy compound, an oxetane compound, a photosensitizer, a photopolymerization initiator, and an organic solvent, wherein a weight ratio of the photosensitizer to the photopolymerization initiator is 1:1 to 1:2, and a sum of the amounts of the photosensitizer and the photopolymerization initiator is 13 to 21 parts by weight based on 100 parts by weight of a sum of the amounts of the alicyclic epoxy compound and the oxetane compound. The ink composition is capable of forming a bezel pattern having a diminished thickness and excellent light blocking properties.

Provided is an ink set of radiation-curable ink jet compositions each including a polymerizable compound component. The ink set includes a color ink and a clear ink as the radiation-curable ink jet compositions. The polymerizable compound component contained in the clear ink includes a monomer A having a volume of 260 angstrom.sup.3 or more and an area of 25 angstrom.sup.2 or more in the height direction with respect to a long side defined by a van-der-Waals radius, and the content of the monomer A contained in the clear ink is 80 mass % or more based on the total amount of the polymerizable compound component.

Provided is an ink set of radiation-curable ink jet compositions each including a polymerizable compound component. The ink set includes a color ink and a clear ink as the radiation-curable ink jet compositions. The polymerizable compound component contained in the clear ink includes a monomer A having a volume of 260 angstrom.sup.3 or more and an area of 25 angstrom.sup.2 or more in the height direction with respect to a long side defined by a van-der-Waals radius, and the content of the monomer A contained in the clear ink is 80 mass % or more based on the total amount of the polymerizable compound component.

The present disclosure is drawn to a composite particulate build material, including 92 wt % to 99.5 wt % polymeric particles having an average size from 10 μm to 150 μm and an average aspect ratio of less than 2:1. The composite particulate build material further includes from 0.5 wt % to 8 wt % reinforcing particles having an average size of 0.1 μm to 20 μm and an average aspect ratio of 3:1 to 100:1 applied to a surface of the polymeric particles.

The present disclosure is drawn to a composite particulate build material, including 92 wt % to 99.5 wt % polymeric particles having an average size from 10 μm to 150 μm and an average aspect ratio of less than 2:1. The composite particulate build material further includes from 0.5 wt % to 8 wt % reinforcing particles having an average size of 0.1 μm to 20 μm and an average aspect ratio of 3:1 to 100:1 applied to a surface of the polymeric particles.