53results about How to "Fine pattern" patented technology

A sulfonic acid onium salt represented by the following formula (1) can be used as a superior radiosensitive acid generator for resist compositions. It is possible to form a good pattern by using a resist composition containing this sulfonic acid onium salt.

In formula (1), R¹ represents a monovalent organic group, and Q⁺ represents a sulfonium cation or iodonium cation.

The invention discloses a porcelain polished tile and a production method of the porcelain polished tile. The production method comprises the steps of: (1) preparing a porcelain polished tile blank body powder material by a conventional method; (2) preparing a porcelain polished tile slurry; (3) preparing a porcelain polished tile blank body; (4) drying; (5) applying the slurry; (6) drying and sintering; (7) edging and polishing; and (8) sorting, packaging and warehousing. The porcelain polished tile and the production method have the beneficial effect of solving the technical problems of higher requirements of the traditional porcelain polished tile on a material and more waste, and provides a more environment-friendly and economic production method of the porcelain polished tile.

The present invention provides a polymer compound which can constitute a photoresist composition which is capable of having an excellent resolution, forming a fine pattern with a good rectangularity, obtaining favorable resist characteristics even when acid strength of a acid generated from an acid generator is weak, and having favorable sensitivity; a photoresist composition including the polymer compound; and a resist pattern formation method using the photoresist composition. The photoresist composition and the resist pattern formation method use the polymer compound including an alkali soluble group (i), wherein the alkali soluble group (i) is at least one substituent group selected from an alcoholic hydroxyl group, a carboxyl group, or a phenolic hydroxyl group, and the substituent group is protected by an acid dissociable, dissolution inhibiting group (ii) represented by a general formula (1):

—CH₂—OCH₂_nR₁  (1)

• • (wherein R₁ represents a cycloaliphatic group which contains no more than 20 carbon atoms and may contain an oxygen atom, a nitrogen atom, a sulfur atom, or a halogen atom, and n represents 0 or an integer of 1 to 5.).

A process for forming a fine pattern comprised of a polyhydroxyalkanoate on a substrate is provided. The process comprises steps of applying a polyhydroxyalkanoate-synthesizing enzyme and a 3-hydroxyacyl CoA to coexist in an intended pattern on a substrate, and polymerizing the 3-hydroxyalkanoate by action of the enzyme to form the polyhydroxyalkanoate in a pattern on the substrate. In particular, the fine pattern can be formed by an inkjet system.

The invention relates to mechanical punching equipment and particularly to an automatic pattern arrangement machine for decorative sequins. The automatic pattern arrangement machine comprises a stander, a control device, a color-changing driving device, a sequin punching device and a positioning device, wherein the stander is a one-table component formed by two upright pillars, a crosspiece and astable surface, and the two ends of the crosspiece are fixed at the upper ends of the two upright pillars; the color-changing driving device is mounted at one end of the crosspiece and comprises a driving motor, a screw rod, a nut, a connecting plate and a disc-control positioning device; and the driving motor is fixedly connected with the screw rod, and the screw rod is in running fit with the nut and is used for pushing the nut to move front and back. The automatic pattern arrangement machine has the advantages that no round hole is formed, so that the areas of the sequins are small, a small-sized pattern can be designed, and a belt disc can be wound with a sequin base belt; a punching mechanism can punch a transfer membrane; and the sequins have multiple shapes and smooth edges and arehigh in precision, and the pattern is fine.

The invention relates to a preparation method of a silk printed fabric. The preparation method comprises the following steps of applying a macromolecular modifier to the surface of paper, and treatingat the temperature of 60 DEG C, so as to obtain the transfer printing paper, wherein the weight increasing amount of the paper is 10 to 20g/m<2>, and the macromolecular modifier is prepared from thefollowing components in percentage by mass: 0.5 to 5% of water-soluble hot melt glue, 2 to 12% of thickener, 0.5 to 3% of acid and alkaline agent, 2 to 8% of moisture absorber, and the balance of water; performing ink jetting and printing onto the transfer printing paper by active dye ink or acid dye ink, and drying, so as to obtain the transfer printing paper jetted with ink; soaking and rollingthe silk fabric, wherein the liquid entrapping rate of the fabric is 80 to 90%; laminating the transfer printing paper jetted with ink and the pretreated silk fabric in a hot press way, steaming by vapor, and washing by water, so as to obtain the silk printed fabric, wherein the permeation hot press temperature is 100 to 160 DEG C, and the hot press pressure is 3 to 6MPa. The preparation method has the advantages that the technology is simple and environmentally friendly; the color depth value of the prepared silk printed fabric is 4 to 7, the permeation rate of dye is 90% to 111%, and the color fixation rate is 79 to 90%.

The invention relates to the technical field of territorial space evaluation, and discloses a multi-scale space analysis and evaluation method and system based on geographic national conditions, and the method comprises the following steps: S1, carrying out the data collection according to a geographic national condition data collection standard; S2, selecting the size of a price evaluation network unit according to different evaluation requirements; S3, determining an evaluation scale according to evaluation requirements, constructing an evaluation index system, and performing data preprocessing; and S4, obtaining a single-index evaluation result through model calculation, and then obtaining a final evaluation result. According to the multi-scale spatial analysis and evaluation method andsystem based on the geographical national conditions adopt a spatial analysis and evaluation technology driven by geographic national condition data, the geographic national condition data is introduced into the field of spatial analysis and evaluation, and a long-time-sequence evaluation database is constructed by combining other basic geographic data, humanistic data and planning data, so thata comprehensive and long-time-sequence evaluation result is formed, the content division is fine, and the accuracy of the evaluation result is ensured.

The invention relates to patterned ceramic, in particular to a method of using ceramic precursors to prepare patterned ceramic. The method includes: mixing polydimethylsiloxane with crosslinking agent, adding the mixture into a metal box, heating, placing in a master pattern, heating until PDMS (polydimethylsiloxane) is solidified, adding liquid PDMS, placing in a drying oven for solidification, and taking out the master pattern to obtain a PDMS mould with a mould cavity identical to the master pattern in shape; mixing the ceramic precursors with initiator, injecting the mixture into the mould cavity of the PDMS mould, and stripping the PDMS mould after the ceramic precursors in the mould cavity are solidified to obtain solidified patterned ceramic precursors; heating the solidified patterned ceramic precursors, and taking out the solidified patterned ceramic precursors after cooling to obtain patterned ceramic. The method is simple, feasible, safe, efficient and applicable to various ceramic precursors, can be used for preparing crack-free and high-precision three-dimensional ceramic with various fine patterns, and can be widely applied to the fields of high-temperature MEMS (micro electromechanical system) devices, engine parts, micro engine combustors, chemical reactors and the like.

The invention relates to the technical field of textile dyeing and finishing, and discloses a digital transfer printing method using plant dye ink. The method comprises the following steps: (1) coating the surface of blank paper with a paste material, drying and calendering to obtain transfer paper; (2) mixing a humectant with a part of ultrapure water to obtain a humectant solution, mixing a plant dye with a part of ultrapure water to obtain a plant dye color paste, adding the plant dye color paste, a surface tension regulator, a viscosity regulator, a pH buffer agent, an antiseptic bactericide and the rest ultrapure water into the humectant solution, stirring, and carrying out ultrasonic treatment, and carrying out filtering through a water-based filter membrane to obtain plant dye ink; (3) spraying and printing the plant dye ink onto transfer paper, forming a printing pattern on the transfer paper, attaching the dry fabric to the printing surface of the transfer paper, then ageing, and stripping the fabric from the transfer paper to obtain a transfer printing fabric; and (4) washing the transfer printing fabric, and carrying out color fixation treatment. The method has the advantages of simple process, high controllability and the like.

The present invention relates to a carbon-metal composite and a method for preparing carbon-metal composite, and more particularly to a method for preparing carbon-metal composite, which: is capable of reducing graphene oxide; which is capable of decreasing the steps and the time for hybridization of graphene which is obtained from the reduction, graphene or carbon nanotube, with metal; which is done under mild condition and; also which is capable of lowering resistivity of the carbon-metal composite. The method for preparing the carbon-metal composite comprises the steps of: reacting a composition containing a carbon compound selected from a group consisting of graphene, graphene oxide and carbon nanotube, a metallic precursor, a reducing agent and a solvent; and removing solvent partially or wholly from the composition reaction-completed. Wherein the reducing agent is selected from a group consisting of ethylene glycol, diethylene glycol, 1,2-propylene glycol, triethylene glycol, tetraethylene glycol, 1,3-propylene glycol, glycerol, and mixtures thereof.

The invention discloses a preparation method of a quickly demolded flexible facing brick. The preparation method comprises the following steps: uniformly mixing raw materials into slurry in a certainproportion; molding in a mold; drying briefly first and then placing in low temperature conditions for freeze drying and demolding; and then naturally drying to obtain the flexible facing brick. The facing brick prepared with the preparation method provided by the invention can be separated from a mold and molded in a very short time, and has performance indexes reaching national standards; and acombined antifreezing agent adopted by the preparation method can be quickly freeze-dried and quickly demolded under low temperature conditions, so as to greatly improve production efficiency and reduce energy consumption and production costs; and the preparation method has wide market popularization and application prospects.

The invention discloses printing color paste. The printing color paste comprises the following components in parts by mass: 8%-12% of a printing paste material, 8%-10% of urea, 0.01%-5% of dye, and the balance being water, wherein the range of the dye molecular weight is 500-800. The printing paste material is prepared from the following components in percentage by mass: 18-20% of a modified guar gum seed extract, 0.8-1.2% of a preservative and the balance being water. The invention also provides a printing silk twill production technology comprising the following steps: weaving silk twill, carrying out refinement treatment on the silk twill, printing the silk twill by adopting the printing paste, steaming, rinsing, drying, fixing color, tentering and thermosetting. By the improvement of the weaving process and the printing paste, the heavy printing silk twill prepared by adopting the printing silk twill production technology is delicate in pattern, is good in printing paste permeation, and is clear in color and pattern in front and back surfaces.

The invention discloses a cold transfer printing process of a fine denier high-density polyester fabric. The cold transfer printing process of the fine denier high-density polyester fabric comprises the following steps: printing prepared dispersed ink on a coating film by using a printing machine, and then feeding the transfer film and a fabric into a cold transfer printing machine together; afterthe fabric is treated by pretreatment liquid of a pretreatment device of the cold transfer printing machine, tightly combining the fabric with the transfer film and jointly transferring the fabric and the transfer film through the cold transfer printing device to prepare a printed fabric; and carrying out high-temperature steaming fixation or baking fixation on the printed fabric, and then washing and shaping to obtain a printed fabric finished product. The fine denier high-density polyester fabric prepared by the invention has a good velvet-proof effect by utilizing a leading high-density weaving process. The polyester transfer printing technology is developed by adopting the advanced environmental protection concept, the fabric is endowed with colorful patterns, and the fineness and layering of high-definition photos are presented. The patterns are vivid, rich and clear, the patterns are fine, the artistry is high, the stereoscopic impression is strong, and the effect that general printing cannot be compared is achieved.

Provided are a black photosensitive resin composition and a light-shielding layer using same, wherein the composition comprises (A) a colorant comprising carbon black and silver halide, (B) a binder resin, (C) a reactive unsaturated compound, (D) a photopolymerization initiator, and (E) a solvent.

A processing technology for an anaglyph red porcelain handicraft article is disclosed, comprising the steps of: (1) combining iron oxide red with liquid gold to a vulcanized balm; (2) grinding the vulcanized balm with an organic solvent by a grinder to obtain a mixture; (3) adding the mixture with quartz sands and then grinding by the grinder to obtain stained paper paint; (4) adding the iron oxide red, iron oxide green, iron oxide blue, iron oxide black or iron oxide yellow into the stained paper paint for mixing the required color, and then grinding by the grinder to obtain the stained paper paint with the required color; (5) silk-screening the obtained stained paper paint on a handicraft article; (6) calcining the handicraft article on which the stained paper paint is silk-screened. The genuine gold anaglyph processing technology for the handicraft article provided by the invention promotes the sense of embossment on the surface of the genuine gold red porcelain handicraft article, keeps the pattern exquisite, smoothens the surface and realizes the gold content reaching more than 10%.

The invention provides a colorful engraved dark-red enameled pottery artware machining process. Red porcelain can be combined with a solvent, and the red porcelain and embossment paper can be fully fused instead of being separated, so that the surface of a colorful engraved dark-red enameled pottery can be flat and smooth, and the aims of strong embossment impression, fine pattern and smoothness of the surface of dark-red enameled pottery artware are fulfilled.