Abstract: Silica coated glass bubbles comprising a glass bubble and a silica coating in direct contact with the outer surface of the bubble, wherein the silica coating is substantially free of silanol groups. A composite comprising a polymer and a plurality of the silica coated glass bubbles dispersed therein. Articles comprising the composite. Methods for making the silica coated glass bubbles.

Abstract: An optical system includes a display, a backlight configured to emit at least a light in a first wavelength range extending between about 400 nm and about 500 nm, and an optical film disposed adjacent the backlight and configured to absorb a light in a second wavelength range extending between about 415 nm to about 455 nm, wherein a ratio of the light in the second wavelength range transmitted by the optical film to the light in the first wavelength range transmitted by the optical film is less than or equal to 50%.

Abstract: [Object] To provide a laminate having inorganic nanoparticle-containing surface layer that exhibits a low gloss appearance and inorganic nanoparticle-containing radiation-curable ink. [Resolution Means] A laminate of an embodiment of the present disclosure has a substrate and a surface layer containing a cured product of a radiation-curable ink, the radiation-curable ink containing inorganic nanoparticles, a polyether-modified polymer, and at least one selected from the group consisting of a radiation-curable polymerizable oligomer and a radiation-curable polymerizable monomer, and the surface layer having a 60° surface glossiness of 50.0 GU or less.

Abstract: To provide a laminate having an inorganic nanoparticle-containing wear-resistant layer formed by low viscosity ink and an inorganic nanoparticle-containing radiation-curable ink having low viscosity. A laminate according to an embodiment of the present disclosure contains: a substrate, and a wear-resistant layer containing a cured product of a radiation-curable ink, the radiation-curable ink containing inorganic nanoparticles, a compound represented by Formula (1) below, and at least one selected from the group consisting of a radiation-curable polymerizable oligomer and a radiation-curable polymerizable monomer: R1—R2—Si(OR3)3 Formula (1). In Formula (I), R1 is an acryloyl group or a methacryloyl group, R2 is an alkylene group having from 5 to 12 carbon atoms, and R3 is an alkyl group having from 1 to 4 carbon atoms.

Abstract: Provided is a method for effectively modifying a surface of a h-BN particle including a (0001) plane, which is a base surface of h-BN, with a variety of materials. A method for producing a surface-coated hexagonal boron nitride particle of one embodiment includes mixing a hexagonal boron nitride particle (a), a coupling agent (b), and a catalyst (c) having a polar group and an aromatic ring in a solvent to form a layer containing a condensate of the coupling agent on at least a portion of a surface of the hexagonal boron nitride particle.

Abstract: An optical system includes a display, a backlight configured to emit at least a light in a first wavelength range extending between about 400 nm and about 500 nm, and an optical film disposed adjacent the backlight and configured to absorb a light in a second wavelength range extending between about 415 nm to about 455 nm, wherein a ratio of the light in the second wavelength range transmitted by the optical film to the light in the first wavelength range transmitted by the optical film is less than or equal to 50%.

Abstract: To provide a laminate for frost prevention, a heat exchanger including the laminate, and a coating agent for frost prevention, which have excellent reduction or prevention effect of frost growth. A laminate for frost prevention of an embodiment of the present embodiments including: a substrate, and a frost prevention layer containing first inorganic nanoparticles and a hydrophilic binder and exhibiting a water contact angle of 19.0 degrees or less.

Abstract: A transparent hydrophilic ultraviolet-absorbing laminate and a transparent hydrophilic ultraviolet-absorbing coating agent, having excellent transparency, hydrophilicity, and ultraviolet-shielding properties are provided. The transparent hydrophilic ultraviolet-absorbing laminate according to an aspect of the present embodiment includes: a substrate; and a transparent hydrophilic ultraviolet-absorbing layer containing first inorganic nanoparticles, second inorganic nanoparticles, and a hydrophilic binder, and exhibiting a water contact angle of 30.0 degrees or less; wherein the second inorganic nanoparticles are core-shell ultraviolet-absorbing particles different from the first inorganic nanoparticles, and the shell contains silicon oxide.

Abstract: Ultraviolet absorbing hardcoat and precursor therefore comprising a binder and nanoparticles in a range from 1 to 90 wt. %, based on the total weight of the hardcoat, wherein at least a portion of the ZnO nanoparticles are surface modified with L-lysine and have a silica coating thereon. Hardcoats described herein are useful, for example, for optical displays (e.g., cathode ray tube (CRT) and light emitting diode (LED) displays), personal digital assistants (PDAs), cell phones, liquid crystal display (LCD) panels, touch-sensitive screens, removable computer screens, window film, and goggles.

Abstract: Ultraviolet absorbing hardcoat and precursor therefore comprising a binder and nanoparticles in a range from 1 to 90 wt. %, based on the total weight of the hardcoat, wherein at least a portion of the ZnO nanoparticles are surface modified with L-lysine and have a silica coating thereon. Hardcoats described herein are useful, for example, for optical displays (e.g., cathode ray tube (CRT) and light emitting diode (LED) displays), personal digital assistants (PDAs), cell phones, liquid crystal display (LCD) panels, touch-sensitive screens, removable computer screens, window film, and goggles.

Abstract: Ultraviolet absorbing hardcoat and precursor therefore comprising a binder and nanoparticles in a range from 1 wt. % to 90 wt. %, based on the total weight of the hardcoat. Hardcoats described herein are useful, for example, for optical displays (e.g., cathode ray tube (CRT) and light emitting diode (LED) displays), personal digital assistants (PDAs), cell phones, liquid crystal display (LCD) panels, touch-sensitive screens, removable computer screens, window films, and goggles.