There is provided a piezoelectric composite comprising a piezoelectric polymer and particles of a filler dispersed in the polymer, wherein the filler is in micro or nanoparticle form and is present in a filler:polymer weight ratio between about 1:99 and about 95:5. There is also provided an ink and ink cartridge for 3D printing of the piezoelectric composite. There is also provided a piezoelectric 3D printed material comprising the piezoelectric composite and a bifunctional material comprising the piezoelectric composite with one or more conductive electrodes adjacent to the piezoelectric composite. Methods of manufacture and uses thereof are also provided, including methods for 3D printing of a piezoelectric 3D printed material via solvent-cast or FDM 3D printing starting from the piezoelectric composite and/or the ink.

Provided is an ink-jet recording liquid set including a pretreatment liquid for ink-jet recording and an ink-jet ink, wherein the pretreatment liquid for ink-jet recording includes: composite resin particles in which a polyolefin resin is contained in a polyurethane resin; a coagulant; and water, and the ink-jet ink contains: a pigment; water; and 3-methoxy-1-butanol or 3-methoxy-3-methy-1-butanol.

The present invention relates to an electrically conductive composition comprising a) a resin selected from nitrocellulose, chlorinated polyester, chlorinated polyether, chlorinated polyvinyl, chlorinated polyacetate and mixtures thereof; b) electrically conductive particles comprising graphite and carbon black, wherein ratio of said graphite and said carbon black is from 1:1 to 5:1; and c) a solvent, where in ratio of said electrically conductive particles and said resin is from 0.20:1 to 4:1. The compositions according to the present invention can be used in high-speed printing techniques such as flexography and rotogravure printing.

An aqueous energy curable inkjet ink that includes (A) an emulsified water-insoluble photopolymerizable compound, (B) a resin, which may be (B1) a photopolymerizable resin or (B2) a non-photopolymerizable resin, (C) a polyether macromer-modified poly(meth)acrylate, and (D) at least 25 wt. % water, based on a total weight of the aqueous energy curable inkjet ink. A printed article including the aqueous energy curable inkjet ink in dried and cured form, and a method of forming a printed image with an inkjet printhead are also provided.

An aqueous peelable ink composition substrate comprising: (a) at least one film-forming elastomeric polymer, (b) at least one anionic surfactant, (c) at least one coloring agent, and (d) water, wherein the film-forming elastomeric polymer is acrylonitrile butadiene rubber (NBR) and/or hydrogenated acrylonitrile butadiene rubber (HNBR), and a method for preparing such an aqueous peelable ink composition.

An aqueous peelable ink composition substrate comprising: (a) at least one film-forming elastomeric polymer, (b) at least one anionic surfactant, (c) at least one coloring agent, and (d) water, wherein the film-forming elastomeric polymer is acrylonitrile butadiene rubber (NBR) and/or hydrogenated acrylonitrile butadiene rubber (HNBR), and a method for preparing such an aqueous peelable ink composition.

An over-print varnish formulation is described. The formulation comprises a non-ionic polyurethane dispersion; a water-soluble polymer of M.sub.w less than 55,000; a wax having a particle size (d.sub.50) 200 nm or less; and a water-soluble solvent, and at least 20 wt % solids, based on the total weight of the formulation. A method of printing using the formulation, and a printed article are also described.

The present invention is a thermal inkjet ink that provides good reliability at a wide range of industrial print conditions from both low temperature to high temperature environments across a broad range of humidities. It is particularly advantageous in low-temperature applications, for example, printing at temperatures down to 5° C. or lower continuously for 8 hours without developing print defects which can lead to unreadable codes; and, in the meantime also maintains other critical functional aspects including contrast, wetting, decap time, dry time, adhesion, ink cartridge stability, etc. The inks contain one or more binder resins that exhibit a hydroxyl number or acid number of at least 100 mg KOH/g; one or more terpene phenolic resins; one or more volatile organic solvents; and one or more dyes, and optionally further components.

A resin solution for printing, including: a nonpolar solvent having a boiling point of 125° C. or higher; a thermoplastic elastomer; and a particle having a primary particle diameter of 1 nm or more and 200 nm or less, the resin solution having a viscosity of 1 cP or more and 50 cP or less. Preferably, the thermoplastic elastomer is a hydrogenated aromatic vinyl compound-conjugated diene block copolymer or a modified product of the hydrogenated aromatic vinyl compound-conjugated diene block copolymer with a silicon atom-containing polar group.

The present disclosure is directed to multiphase dispersions and nanaocomposites comprised of continuous matrix or binder and endohedrally impregnated cellular carbon filler. These nanocomposites may exhibit superior mechanical, electrical, thermal, or other properties, and may be used in a variety of products, including hierarchical fiber-reinforced composites with nanocomposite matrices.