12 results about "Silver ink" patented technology

The invention discloses high-wettability reactive nano-silver ink for flexible electronics and a preparation method and application thereof.The preparation method comprises the following steps that S1, silver citrate is weighed and placed in a container, ammonia water is added, and a mixture A is obtained; s2, adding a citric acid solution and organic alcohol into the mixture A to obtain a mixture B; s3, adding ascorbic acid into the mixture B, performing ultrasonic treatment, and filtering to obtain filtrate which is a mixture C; and S4, a surfactant is added into the mixture C, the surfactant is one or more than two of a polyoxyethylene acid ester surfactant, a polyether modified siloxane surfactant and a phenyl ether surfactant, and the ink is obtained after ultrasonic filtration. The prepared ink has excellent stability, can realize low-level rapid sintering, and shows excellent wettability on a silicon substrate.

The invention discloses an ink composition suitable for gravure and a preparation method of imitation gold card paper, and relates to the technical field of printing, the ink composition comprises water-based gravure silver ink and water-based gravure transparent yellow ink, the water-based gravure silver ink comprises 40%-58% of water-based resin, 30%-40% of ethanol, 10%-20% of modified aluminum powder, 0.1%-0.3% of a pH regulator and 0.7%-1.8% of a functional auxiliary agent; the water-based gravure transparent yellow ink comprises 40%-59.7% of water-based resin, 30%-40% of ethyl alcohol, 10%-20% of transparent yellow paste and 0.1%-0.3% of a pH regulator. The modified aluminum powder is prepared through physical coating or coupling agent chemical modification; the aluminum powder in the ink composition is physically coated or chemically modified, so that the aluminum powder is effectively prevented from being oxidized, the stability of the ink is improved, and the manufactured imitation gold card paper is good in printing effect and has better color, luster, adhesive force and folding resistance.

The invention relates to a silver ink comprising an adhesion promoter. In particular, the present invention relates to a composition for producing an electrically conductive structure on a substrate. The composition comprises a solution containing at least the following components: a) an organic solvent selected from the group consisting of aromatic hydrocarbons, aliphatic hydrocarbons and alcohols and acetates of these aliphatic hydrocarbons and mixtures thereof, b) at least one silver carboxylate, and c) at least one titanium carboxylate.

The invention provides a large aspect ratio conductive circuit ink-jet printing method, which specifically comprises the following steps: in an ink-jet printing process, controlling an emission angle of an infrared laser, keeping an intersection point of laser emitted by the infrared laser and an ink droplet falling track of a printing head above a printing substrate, and presintering and curing ink droplets before the ink droplets fall on the surface of the printing substrate; the invention further provides an ink-jet printing device for the conductive circuit with the large height-width ratio and an application method of the ink-jet printing device. The nano-silver ink for ink-jet printing is rapidly sintered through laser in the flying process, the high-performance conductive trace can be directly manufactured on the substrate, and the manufacturing efficiency and the quality of the final electronic trace are remarkably improved through the collaborative process of presintering in the ink droplet flying process and synchronously preheating the substrate; the large-aspect-ratio conductive circuit ink-jet printing device for achieving the method is simple in structure, flexible and convenient to operate and high in practicability, and the focusing accuracy of laser and ink droplets is improved.

To provide a packaging bag capable of sufficiently maintaining designability even when an external force is applied or the packaging bag is torn for unsealing.SOLUTION: The packaging bag 100 includes the base film layer 10, the aluminum-pigment-containing silver ink layer V, the titanium-oxide-pigment-containing white ink layer W, and the sealant layer 20, and includes the seal section 101 constituted by the pair of laminated films 300 in which the sealant layers 20 are heat-sealed to each other, and when the seal strength of the seal section 101 is measured in conformity with JISZ1707:2019, the sealant layers 20 are peeled from each other or the laminated films 300 are broken.SELECTED DRAWING: Figure 1

The invention belongs to the technical field of sensor design, and aims to solve the problem that a composite sensor interferes with each other during force and acceleration measurement. According to the force and acceleration parallel type multifunctional sensor composed of the single sensing unit and the adjusting method of the force and acceleration parallel type multifunctional sensor, when the sensor is stressed, a first outer deformation diaphragm, a first inner deformation diaphragm, a second outer deformation diaphragm and a second inner deformation diaphragm generate shear deformation, and a first bearing boss hard center and a second bearing boss hard center move vertically; applying pressure to the PVDF piezoelectric film sensing unit layer part corresponding to the outer ring of the first Silver Ink layer to generate a charge signal in direct proportion to the force; when the sensor is vibrated, the mass block vertically moves up and down in the first inner partial load ring, inertia force is further generated on the PVDF piezoelectric film sensing unit layer part corresponding to the inner ring of the first Silver Ink layer, and a charge signal in direct proportion to acceleration is generated. The sensor is of a parallel structure and does not interfere with each other during force and acceleration measurement.

The invention discloses laser curing type conductive silver ink for electronic components and a preparation method of the laser curing type conductive silver ink. The laser curing type conductive silver ink comprises a silver precursor, an amine complexing agent, a non-polar organic solvent and an additive, a silver precursor and an amine complexing agent form a uniform and stable silver-amine complex solution in a non-polar organic solvent. The preparation method comprises the following steps: uniformly mixing a non-polar organic solvent, an amine complexing agent and an additive, then adding a silver precursor, stirring until the silver precursor is completely dissolved, and filtering to obtain the conductive silver ink with excellent conductivity, stability and printing performance. The invention also provides a method for preparing a conductive film on a substrate by using the conductive silver ink through a laser sintering process. According to the conductive silver ink, the light absorption characteristic of the silver-amine complex is regulated and controlled through the non-polar solvent, so that the conductive silver ink perfectly adapts to a laser sintering process, and the conductive silver ink has the advantages of being low in curing energy consumption, short in curing time, free of thermal damage to a flexible base material, high in conductivity of a formed silver film, high in adhesive force and the like, and is suitable for the fields of flexible electronics, printed circuits and the like.

The invention discloses UV (ultraviolet) curing high-brightness silver ink, which is characterized in that the pigment for preparing the UV curing high-brightness silver ink is prepared from the following components in parts by mass: 40 to 60 parts of prepolymer, 15 to 30 parts of diluent, 3 to 5 parts of photoinitiator, 10 to 30 parts of aluminum powder and 0.8 to 2.8 parts of orientation agent, and the orientation agent is oligomeric silsesquioxane. According to the UV-cured high-brightness silver ink, in the ink drying process, on one hand, eight chain-shaped organic functional groups R of POSS molecules are enriched on an ink film-air interface to form a surface layer with low surface energy, and aluminum powder is automatically arranged on the interface in parallel under the action of free energy, so that the particle orientation degree is greatly improved; therefore, after the ink is dried, as the orientation degree of the aluminum powder particles is greatly improved, the mirror reflection degree of light rays is also greatly improved, and the brightness of the ink is further greatly improved.

The present application belongs to the technical field of sensor design, and aims to solve the problem of mutual interference of composite sensors in force and acceleration measurement. A force and acceleration parallel type multifunctional sensor composed of a single sensitive unit and an adjusting method thereof are provided. When the sensor is subjected to force, the first outer deformation diaphragm, the first inner deformation diaphragm, the second outer deformation diaphragm and the second inner deformation diaphragm produce shear deformation, the first bearing boss hard center and the second bearing boss hard center vertically move, pressure is applied to the outer ring corresponding PVDF piezoelectric film sensitive unit layer part of the first Silver Ink layer, and a charge signal proportional to the force is generated. When the sensor is subjected to vibration, the mass vertically moves up and down in the first inner load ring, and then generates an inertial force in the inner ring corresponding PVDF piezoelectric film sensitive unit layer part of the first Silver Ink layer, and a charge signal proportional to the acceleration is generated. The sensor of the present application is of a parallel structure and does not interfere with each other in force and acceleration measurement.

The present application relates to the technical field of ink, and discloses high-gloss water-based bright silver ink with transfer paper effect and a preparation method and application thereof.The high-gloss water-based bright silver ink comprises 60-70 parts by weight of water-based core-shell acrylic resin emulsion, 30-40 parts by weight of water-based polyurethane emulsion and 10-25 parts by weight of metal pigment, etc.The ink layer obtained by the ink has excellent hardness, flexibility and impact resistance, is not easy to break during processing, has strong bending and cracking resistance, and the ink layer does not burst or peel off after being folded multiple times.Meanwhile, the ink layer has good film-forming property, excellent leveling property and high flatness.The high reflectivity metal pigment such as vacuum aluminum plating is used in the present application, so that the ink layer has high gloss and strong metallic feeling.The high-gloss water-based bright silver ink prepared by the present application can be used on white cardboard or art paper to replace aluminum-plated transfer paper, has similar metallic gloss to the aluminum-plated transfer paper, and can be used to prepare cigarette packets, cosmetic boxes, wine boxes and other products.

The present invention provides a composition for manufacturing a conductive structure on a substrate, and a method for manufacturing a conductive structure on a substrate by inkjet printing using the composition. [Solution] The composition comprises a solution containing at least the following components: a) an organic solvent selected from the group consisting of aromatic hydrocarbons, aliphatic hydrocarbons and alcohols, acetic acid esters of these aliphatic hydrocarbons, and mixtures thereof; b) at least one silver carboxylate; and c) at least one titanium carboxylate.

The invention discloses a preparation method of a highlight silver bright color PVC foaming hanging buckle wallboard. By optimizing the three-section gradient cooling structure and the matching length of the stock mold, the density uniformity of a crust layer is accurately controlled, and the surface compactness of a base material is improved; and by combining a'two-bottom and one-surface 'coating process and dynamic color difference feedback, high covering of silver ink is realized, and a coating is uniform, high in gloss and excellent in adhesive force. Compared with a traditional single-temperature-zone stock mold structure, the base material and coating cooperation performance is remarkably improved, and low cost and surface quality are both achieved.