An electronic device includes: a housing and a printed circuit board (PCB) structure disposed in the housing. The PCB structure includes a circuit board including an opening area formed through a first surface of the circuit board and a second surface of the circuit board opposite the first surface and a conductive pattern formed in a peripheral area around the opening area, a plate disposed on the second surface of the circuit board covering the opening area, an electronic element disposed on the plate and electrically connected with the circuit board, a resin portion disposed between the plate and the circuit board and extending from the conductive pattern, the resin portion including a conductive material, and a solder portion formed between the resin portion and the plate.

A system for providing selective adhesion printed circuit board (PCB) production comprises a conveyor mechanism, a curing system, and a computer. The conveyor mechanism is configured to convey a series of selective adhesion blanks, wherein each selective adhesion blank is utilized to produce a PCB and includes a flexible film, a substrate, a conductive layer, and a curable adhesive. The conductive layer is formed from electrically conductive material and adhered to the substrate. The curable adhesive is positioned between the flexible film and the conductive layer and is configured to selectively bond with the conductive layer when the curable adhesive is cured. The curing system is configured to cure the curable adhesive. The computer includes a processing element configured or programmed to: receive a plurality of PCB designs, and direct the curing system to cure the curable adhesive of a plurality of selective adhesion blanks for each PCB design.

A molecular ink contains a silver carboxylate (e.g. silver neodecanoate), a solvent (e.g. terpineol) and a polymeric binder comprising a polyester, polyimide, polyether imide or any mixture thereof having functional groups that render the polymeric binder compatible with the solvent. Such an ink may have good thermal stability with higher silver carboxylate content.

A stretchable substrate according to an embodiment of the present invention comprises a first modulus region which has a first modulus, a second modulus region which is located in a plane direction with respect to the first modulus region and has a second modulus higher than the first modulus, and a third modulus region which is located between the first modulus region and the second modulus region and has an interface modulus which gradually changes between the first modulus and the second modulus, wherein the interface modulus of the third modulus region may be constant in the thickness direction thereof.

Provided is an ink for use in electronic component production making use of screen printing, which is suitable for actually allowing fine lines with high precision to be drawn in screen printing, and for actually allowing successive screen printing operations to be performed. The ink for screen printing of the present invention includes surface-modified silver nanoparticles (A) and a solvent (B), and has a viscosity at a shear rate of 10 (1/s) and 25° C. of 60 Pa.Math.s or more. The surface-modified silver nanoparticles (A) each include a silver nanoparticle and an amine-containing protective agent coating the silver nanoparticle. The solvent (B) includes at least a terpene solvent. In solvent (B), a content of solvents having a boiling point of less than 130° C. is 20 wt % or less based on the total amount of solvents.

The present invention relates to an assembly to be used in an inkjet printer, an inkjet printer and a method for printing. The assembly comprises (i) a first fixture configured to hold a first print head; and (ii) at least two processing lines A, B, C, D, wherein each processing line A, B, C, D includes a first printing section in which a functional layer is printed on a surface of an electronic device, a sintering section spaced apart from the first printing section and configured to sinter the functional layer, wherein the sintered functional layer exhibits a crystal lattice structure, and a transport mechanism (4) configured to move from the printing section to the sintering section. The first fixture is movable from one processing line A, B, C, D to another processing line A, B, C, D.

A method of producing a functional vehicle component includes fixing a leather sheet over a surface of a vehicle component, applying a flexible electronic circuit to an A-surface of the leather sheet, and arranging a pigmented coating over the circuit. The pigmented coating inhibits or prevents the circuit from being visible through the pigmented coating. The method may include attaching an electronic element, such as a light source, a sensor, a wireless transmitter, or a switch, to the circuit. When the circuit includes a light source, the pigmented coating inhibits or prevents the light source from being visible through the pigmented coating, but light emitted by the light source is visible through the pigmented coating.

The present invention relates to a method for manufacturing an electronic or electrical system, the method comprising the layer-free production of at least one physical structure (101, 102) which is designed to guide electromagnetic waves, using at least one additively operating apparatus, wherein the layer-free production of the spatial, layer-free structure comprises the simultaneous or sequential application and/or removal of one or more materials in the spatial arrangement, as a result of which the electronic or electrical system is partially or completely formed. The invention further relates to a system which is manufactured in accordance with the method.

The present invention provides a solvent composition for use in an ink for producing an electronic device using a printing method, the solvent composition being capable of improving the printing accuracy of the ink, being fired at low temperatures, and suppressing the amount of ash remaining after firing to a very low amount. The solvent composition for electronic device production of the present invention is for use in an ink for producing an electronic device by a printing method, and contains a miscible product of: a solvent and a compound represented by Formula (1) below. In Formula (1), R represents the same or different aliphatic hydrocarbon groups having 1 or more carbon atoms. ##STR00001##

A method for forming a conductive fine pattern according to an embodiment forms a conductive fine pattern on a substrate having identical surface energy by using inkjet printing for printing ink along a path. The method includes a droplet ejection process of simultaneously performing, discharging photocurable ink at the front side of the path, discharging volatile ink containing minute metal particles at the rear side of the path, and applying light energy to the discharged photocurable ink. The light energy is configured to have a light intensity such that: the photocurable ink is semi-cured and ejected in a gel state on the substrate, and thus forms a boundary with liquid volatile ink ejected on the substrate; and the photocurable ink is completely cured after the ejection of both the photocurable ink and the volatile ink is completed.