31results about How to "Uniform ink output" patented technology

Disclosed is an inkjet head including a channel substrate; a multi-interconnect structure formed on the channel substrate, including a vibration layer, plural piezoelectric elements each including a first electrode, a piezoelectric layer and a second electrode, and a common electrode interconnect electrically connected to the first electrode including a first common electrode interconnect and a second common electrode interconnect which has a thickness thicker than that of the first common electrode interconnect; and a support substrate bonded to the channel substrate through the multi-interconnect structure, the support substrate being provided with a first concave portion at a surface facing the channel substrate at an area corresponding to the second common electrode interconnect to accommodate the second common electrode interconnect.

The invention discloses a white-board pen ink and preparing method, which comprises the following parts: 3.5-5.0% dye,1.0-5.0% decapping agent,48.0-71.0% alcohol,15.0-25.0% propanol,5.0- 10.0% erasable agent,3.5-5.0% resin and 1.0-2.0% dispersant. the preparing method comprises the following steps: adding alcohol and propanol in the predispersing stove; stirring to add decapping agent, erasable agent, resin and dispersant until dissolving evenly; adding dye; stirring completely; grinding for 20-30h until the grain size D50 of dye particle reaches 120-200nm; discharging.

The invention relates to a water-based nano pigment-type gel pen ink and a preparation method thereof. The water-based nano pigment-type gel pen ink comprises the following components in percentage by weight: 20-40% of resin-free nano color paste, 10-30% of humectant, 0.1-3% of thickener, 0.2-3% of pH regulator, 0.05-0.5% of defoaming agent, 0.1-3% of lubricant, 0.2-2% of rust inhibitor, 0.2-2% of preservative and the balance of deionized water. The average particle size of the resin-free nano color paste is 100-250nm. The preparation method comprises the following steps: sufficiently stirring and uniformly mixing the components, and defoaming. By using the resin-free nano color paste, the ink has the advantages of favorable stability, proper viscosity, uniform particle fineness, smooth writing and uniform ink release without floating. The ink has the characteristics of bright color, light fastness, high water resistance and high stable quality after long-term storage, and can not have the phenomenon of stratification, precipitating deterioration or the like. The sand mill is used for grinding, so that the particle size of the pigment particles reaches nano scale. The preparation method is simple to operate and reasonable in technique.

This invention provides a method for producing nanoscale pigment waterproof neutral pen ink, which comprises: nanoscale stock solution 40 wt. %, thickener 40-50 wt. %, and diluter 10-20 wt. %. The average particle size of the pigment is 100-200 nm. The method comprises: adding nanoscale stock solution into a blending pot, adding diluter under stirring, stirring for another 30-90 min, adding thickener, then stirring for 1-3 h, terminating stirring, and discharging. The ink has such advantages as good color, stable quality, fluent writing, high fatigue resistance, no demixing, separation or precipitation after a long-time storage, high solarization resistance, high waterproof performance, no toxicity, high production and usage safety, and no pollution. The ink can be widely used for metal ballpoint pen, polypropylene pen and plastic pen.

The invention provides a quantum dot ink and a quantum dot light emitting diode preparation method. The quantum dot ink comprises at least a quantum dot material and at least an amide-based organic solvent, wherein the molecular structure formula of the amide-based organic solvent is represented by a structural general formula I or/and II defined in the specification, the R<1>-R<3> contained in the structural general formula I are the same or different, and are any one group selected from C1-30 aliphatic and aromatic groups, or one of the R<2> and the R<3> is H, the other of the R<2> and the R<3> is the same as or different from the R <1>, and is any one group selected from C1-30 aliphatic and aromatic groups, and the R<4> contained in the structural general formula II is any one group selected from C1-30 aliphatic and aromatic groups. The quantum dot light emitting diode preparation method comprises: preparing a quantum dot light emitting layer by using the quantum dot ink through anink jet printing method.

The waterproof neutral ink with nanometer level pigment consists of nanometer level material liquid 40 wt%, thickener 40-50 wt% and diluent 10-20 wt%, and has average size of 100-200 nm. The preparation process includes the following steps: setting the nanometer level material liquid in the compounding pot, adding the diluent while stirring, and stirring for further 30-90 min, adding the thickener, stirring for further 1-3 hr, and discharging. The neutral ink has bright color, stable quality, writing fluency and other advantages, and may be filled into different kinds of pens.

The invention provides a quantum dot ink and a quantum dot light emitting diode preparation method. The quantum dot ink comprises at least a quantum dot material and at least a sulfoxide-based organicsolvent, wherein the molecular structure formula of the sulfoxide-based organic solvent is represented by a structural general formula I or/and II defined in the specification, the R<1> and the R<2>contained in the structural general formula I are the same or different, and are any one group selected from C1-30 aliphatic and aromatic groups, or one of the R<1> and the R<2> is H, the other of theR<1> and the R<2> is any one group selected from C1-30 aliphatic and aromatic groups, and the R<3> contained in the structural general formula II is any one group selected from C1-30 aliphatic and aromatic groups. The quantum dot light emitting diode preparation method comprises: preparing a quantum dot light emitting layer by using the quantum dot ink through an ink jet printing method.

The invention provides an inorganic nanometer material printing ink, wherein the solvent in the inorganic nanometer material printing ink is an organic solvent, the inorganic nanometer material printing ink comprises at least an inorganic nanometer material and at least a pyrrolidone-based organic solvent, the pyrrolidone-based organic solvent has a structure represented by a structure general formula I, and in the formula I, R1 and R2 are independently selected from C1-C20 aliphatic groups and C1-20 aromatic groups.

The invention discloses a printer ink box capable of being filled with ink repeatedly. The printer ink box comprises a face cover and a bottom box matched with the face cover. The printer ink box is characterized in that a baffle is arranged in the bottom box and divides a cavity of the bottom box into an air cavity and an ink cavity with the bottoms communicated; an air hole and an ink filling port are formed in the top of the bottom box; an ink outlet is formed in the bottom of the bottom box; assembling pins are arranged at the lower ends of at least four corners of the face cover; assembling holes matched with the assembling pins are formed in the bottom box correspondingly; multiple partition boards perpendicular to the baffle are arranged in the bottom box; a bedding face welding rubber film and an internal accessory are sequentially arranged between the face cover and the bottom box; a plurality of supporting pins are arranged at the lower end of the internal accessory; a weld air hole and a weld air hole rubber piece matched with the weld air hole are arranged on the bottom face of the bottom box; the ink filling port, the ink outlet and the air hole are provided with an ink filling port plug, an ink outlet connector and an air hole plug respectively in a matched mode; the ink outlet connector is a pipe body with a bend. The ink utilization rate is high, and ink is supplied evenly and continuously.

The invention provides an inorganic nanometer material printing ink, wherein the solvent in the inorganic nanometer material printing ink is an organic solvent, the inorganic nanometer material printing ink comprises at least an inorganic nanometer material and at least a sulfinamide-based organic solvent, the sulfinamide-based organic solvent has a structure represented by a structure general formula I, and in the formula I, R1 and R2 are independently selected from H, C1-20 aliphatic groups and C1-20 aromatic groups, R3 is selected from hydrocarbonyl or a hydrocarbonyl derivative, the hydrocarbonyl comprises aliphatic hydrocarbonyl and aromatic hydrocarbonyl, and the hydrocarbonyl derivative comprises an aliphatic hydrocarbonyl derivative and an aromatic hydrocarbonyl derivative.

The invention provides a printing ink using an inorganic nanometer material. The printing ink using the inorganic nanometer material adopts an organic solvent, and comprises at least one type of inorganic nanometer material and at least one type of fluorine-containing alcohol organic solvent, wherein the structure of the fluorine-containing alcohol organic solvent is shown in a structural formulaVIII, namely [(Rb')n'-(Rfb)n-(Rfa)m-(Ra')m']-OH; in the formula VIII, Rfa and Rfb are independently selected from partially or totally fluorated alkyl and aryl; Ra' and Rb' are independently selectedfrom H (hydrogen), fatty group with C1 to C30, aromatic group, F (fluorine), Cl (chloride), Br (bromine) and I (iodine); -OH is connected with carbon atom, and is not directly connected with benzene ring carbon; the value ranges of m, n, m', and n' meet the requirements that m and n are respectively 0 or 1, and m and n are not simultaneously 0; m' and n' are respectively 0 or 1.

The invention relates to a high-performance and easy-erasing ink and a preparation method thereof, and belongs to the technical field of chemical product preparation. The ink comprises, by weight, 2.0-5.0 parts of pigment, 3.0-7.0 parts of film forming agent, 2.0-6.0 parts of a dispersing agent, 4.0-8.0 parts of a moisturizing agent, 2.0-5.0 parts of xanthan gum, 1.0-3.0 parts of sodium chloride, 2.0-5.0 parts of polyvinyl alcohol, 1.0-3.0 parts of sacha inchi oil and 83.0-58.0 parts of a solvent. The preparation steps as below: first adding the solvent into a pre-dispersion pot, successively adding with stirring the dispersing agent, film forming agent, moisturizing agent, xanthan gum, chloride sodium, polyvinyl alcohol and sacha inchi oil according to the formula ratio, until complete homogeneous dissolution, and finally adding the pigment; and fully stirring for mixing, and then conducting micro-grinding for 2-8 h, so that the pigment particle diameter reaches a certain size, stopping grinding, and discharging. The ink prepared by the invention has bright color, low viscosity, even ink outflow, fluent writing, no adhesion to the board, stable quality and good performance, and is very easy to wipe, energy-saving and environment-friendly.