A catalyst ink for plating and a method for electrochemically manufacturing an electronic device by using same are disclosed. The present invention provides a catalyst ink for plating, comprising: a polymer binder; a metal ion as a catalyst; a silane coupling agent for coupling the metal ion and the polymer; and a solvent, wherein the polymer has a lower critical solution temperature in the temperature-composition phase diagram for a solvent-polymer binary system, and the lower critical solution temperature is 30° C. or higher. According to the present invention, a high resolution plated pattern having a line width and a width between lines can be manufactured.

A pretreatment apparatus of the present disclosure is a pretreatment apparatus configured to perform pretreatment on a recording medium having permeability and to be applied with ink, including: a first applicator configured to apply an aqueous solution containing alginate to the recording medium; a second applicator configured to apply an aqueous solution containing a chelating agent to the recording medium; and a third applicator configured to apply a pretreatment agent containing a polyvalent metal salt to the recording medium, wherein the third applicator is configured to apply the pretreatment agent after the application of the aqueous solutions by the first applicator and the second applicator.

A pretreatment apparatus of the present disclosure is a pretreatment apparatus configured to perform pretreatment on a recording medium having permeability and to be applied with ink, including: a first applicator configured to apply an aqueous solution containing alginate to the recording medium; a second applicator configured to apply an aqueous solution containing a chelating agent to the recording medium; and a third applicator configured to apply a pretreatment agent containing a polyvalent metal salt to the recording medium, wherein the third applicator is configured to apply the pretreatment agent after the application of the aqueous solutions by the first applicator and the second applicator.

Ink compositions and methods of use for reliably printing on alkaline and readily oxidizing surfaces comprise one or more pigments, one or more solvents for adjusting viscosity, surface tension, and/or heat tolerance, and water, the pigments being “loaded” in the ink sufficiently to meet the relevant color and optical density requirements for the ink while such ink composition still also meets the duty cycle requirements of the application.

A method of large-scale continuous roll-to-roll fabrication of cellulose nanocrystal (CNC) coatings with controlled anisotropy, and CNC-coated flexible substrates prepared thereby. An order parameter of 0.78 is observed in CNC-poly(vinyl alcohol) (CNC-PVA) coating systems at 70% CNC loadings.

A method of large-scale continuous roll-to-roll fabrication of cellulose nanocrystal (CNC) coatings with controlled anisotropy, and CNC-coated flexible substrates prepared thereby. An order parameter of 0.78 is observed in CNC-poly(vinyl alcohol) (CNC-PVA) coating systems at 70% CNC loadings.

The present invention provides ink and coating compositions for printing on non-woven substrates or fabrics. Advantageously, the compositions of the invention can be used either as one component (1K) or two component (2K) ink systems. The compositions of the invention exhibit improved properties, such as ink adhesion ratings, as shown by a rub test, compared to commercially available inks designed to be printed on non-woven substrates.

A functional ink suitable for 3D printing and a preparation method thereof are provided. The ink includes the following components in parts by weight: 0.5-1.5 parts of a regulator, 1-5 parts of a conductive material, 0.1-0.5 parts of a crosslinking agent, 0.1-0.5 parts of a catalyst, and 10-80 parts of a solvent. The prepared functional ink has a self-healing function at room temperature, eliminating the interface resistance between printing layers and improving the mechanical strength between the layers. Moreover, the prepared functional ink has excellent electrical conductivity and a variety of electrical, magnetic, and electrochemical properties, and can be applied in the fields of functional materials and devices such as energy storage, electromagnetic shielding and stress sensing.

A functional ink suitable for 3D printing and a preparation method thereof are provided. The ink includes the following components in parts by weight: 0.5-1.5 parts of a regulator, 1-5 parts of a conductive material, 0.1-0.5 parts of a crosslinking agent, 0.1-0.5 parts of a catalyst, and 10-80 parts of a solvent. The prepared functional ink has a self-healing function at room temperature, eliminating the interface resistance between printing layers and improving the mechanical strength between the layers. Moreover, the prepared functional ink has excellent electrical conductivity and a variety of electrical, magnetic, and electrochemical properties, and can be applied in the fields of functional materials and devices such as energy storage, electromagnetic shielding and stress sensing.

Fusing nanowire inks are described that can also comprise a hydrophilic polymer binder, such as a cellulose based binder. The fusing nanowire inks can be deposited onto a substrate surface and dried to drive the fusing process. Transparent conductive films can be formed with desirable properties.