338 results about "Coated membrane" patented technology

To provide a basin area member which has high hydrophilic nature, matte appearance and can suppress slipperiness.SOLUTION: A basin area member comprises: a substrate; and a coating layer covering the substrate. The coating layer has: a ground layer provided on a surface of the substrate; and a surface layer provided on a part of a surface of the ground layer. The coating layer has: a first area where the ground layer is covered with the surface layer; and a second area where the ground layer is not covered with the surface layer. The surface layer includes: a coating film formed of a cured object of a hydrophilic coating in the first area; and an aggregate formed by aggregation of multiple particles in the coating film. The aggregate has parts where two or more particles overlap in a lamination direction. A ratio of an area of the second area to a total of areas of the first area and second area in viewing along the lamination direction is 1.6% or more and 50% or less in the basin area member.SELECTED DRAWING: Figure 3

The invention discloses a spraying equipment automatic control system based on the industrial internet, and belongs to the technical field of industrial automatic control. The system comprises a state sensing unit, a feature extraction unit, a risk prediction unit and a closed loop correction unit. The state sensing unit obtains a real-time working condition data set; the feature extraction unit generates a core process feature set; the risk prediction unit generates a quality risk prediction set; the closed-loop correction unit calculates a target process set point. The system senses multi-source data such as environment temperature and humidity and coating flow in real time, quantifies the influence of environment and process fluctuation on spraying quality, predicts indexes such as coating film thickness and defect probability in a prospective mode, and adjusts process parameters in a self-adaptive mode on the basis of working condition risk levels. Compared with the prior art, complex working condition insight, quality risk look-ahead prediction, dynamic intelligent optimization and extreme working condition robust control are achieved, the contradiction between high quality and high efficiency in automatic spraying is relieved, and the spraying quality stability and the production efficiency are improved.

To provide an aqueous water-repellent coating composition which gives a cured coating film excellent in water repellency, water resistance, and weather resistance.SOLUTION: The aqueous water-repellent coating composition according to the present invention contains (A) titanium oxide, (B) amorphous silica, and (C) a silicone resin. The titanium oxide (A) has a median diameter of 0.1 μm or more and 5 μm or less. The content of the titanium oxide (A) is 30 mass% or more and 65 mass% or less, the content of the amorphous silica is 10 mass% or more and 55 mass% or less, and a pigment mass concentration (PWC) is 50 mass% or more and 80 mass% or less based on 100 mass% of the aqueous water-repellent coating composition in terms of solid content.SELECTED DRAWING: None

Composite anion exchange membranes are described. The composite anion exchange membranes comprise an anion exchange polymer containing a hydrogen recombination catalyst dispersed in the anion exchange polymer. The anion exchange membrane may also include a radical scavenger. The anion exchange polymer comprises a plurality of repeating units of formula (I)Catalyst coated membranes and membrane electrode assemblies made using the composite anion exchange membranes are also described.

The invention discloses a color-coated sheet coating film thickness detection device and detection method based on laser measurement, and relates to the related technical field of detection, the color-coated sheet coating film thickness detection device based on laser measurement comprises a conveying mechanism, two first installation parts, a second installation part, a third installation part, a fourth installation part and a fifth installation part, the first mounting piece is fixed on the detection table, a removing mechanism used for removing burrs on the surface of the color-coated sheet is installed on the first mounting piece, the second mounting piece is fixed on the detection table and located at the conveying tail end of the color-coated sheet, and a plurality of laser detection devices used for detecting the coating thickness of the color-coated sheet are installed on the second mounting piece. A pressing assembly used for preventing the color-coated sheet from protruding in the conveying process is further installed on the second installation piece, the spiral propelling mode is that push-pull force similar to that in the cutting process of a kitchen knife exists, and therefore the acting force in the cutting process only acts on burrs. And therefore, the problem that the burrs and the normal coating near the burrs are lifted together is solved.

The application discloses a color-coated plate coating film thickness detection device and method based on laser measurement, and relates to the technical field of detection. The color-coated plate coating film thickness detection device based on laser measurement comprises a conveying mechanism which is installed at the bottom of a detection table and is used for synchronously unwinding and winding the color-coated plate. Two first mounting members are fixed on the detection table. A removing mechanism for removing burrs on the surface of the color-coated plate is installed on the first mounting member. A second mounting member is fixed on the detection table and is located at the tail end of the conveying of the color-coated plate. A plurality of laser detection devices for detecting the coating thickness of the color-coated plate are installed on the second mounting member. A pressing assembly for avoiding the bulging of the color-coated plate during conveying is also installed on the second mounting member. The spiral pushing mode of the application is similar to the pushing and pulling force during the cutting of a kitchen knife. Therefore, the cutting force only acts on the burrs, and the problem that the burrs and the normal coating near the burrs are lifted together does not occur.

A catalyst-coated membrane for a water electrolyser is provided. The catalyst-coated membrane comprises a thin film coating of an oxide of iridium on a first major surface of an electrolyte membrane. The thin film coating satisfies the following requirements: (i) the thin film coating has a first region adjacent to the electrolyte membrane and a second region distal to the electrolyte membrane; (ii) the porosity of the second region of the thin film coating is higher than the porosity of the first region of the thin film coating; and (iii) the thin film coating has a total porosity in the range of and including 20 to 60 vol%.

The utility model relates to the field of electrolyzed water, and provides a catalyst coated membrane structure, a membrane electrode and a device for producing hydrogen by electrolyzing water, the catalyst coated membrane structure comprises a proton exchange membrane, a cathode catalyst layer and an anode catalyst layer, the cathode catalyst layer and the anode catalyst layer are respectively arranged on two sides of the proton exchange membrane, and the anode catalyst layer is arranged on the proton exchange membrane. And a hydrophobic hydrogen-resistant layer is arranged between the proton exchange membrane and the cathode catalyst layer. The method has the advantages that the hydrogen transmittance is reduced, so that the concentration of hydrogen in anode side oxygen is reduced, the explosion risk is reduced, and the safety coefficient during operation of the electrolytic cell is improved. In addition, expensive metal and metal oxide catalysts are not used in the scheme, so that the cost of the catalyst coating film is reduced while the hydrogen resistance effect is achieved. And when the hydrogen passing ability is reduced, normal proceeding of other mass transfer is guaranteed, the water electrolysis hydrogen production device still has high performance under the condition that the hydrogen content in the anode side oxygen is low, and the safety of an electrolytic cell during operation is improved.

Provided is a coating film cutting apparatus that realizes a cutting process exposing a large amount of a base material, and that can subject a coating film to a cutting process for making uniform cuts with high reproducibility and stability. The apparatus is for performing a cutting process on a test piece TP on which a coating film is formed, and comprises a test piece holder 2 that holds the test piece TP, and a tool unit 3 that performs the cutting process. The test piece holder 2 is provided on an apparatus base 20 so as to be movable in the X-axis, Y-axis, and θ-axis directions. The tool unit 3 is attached to a second stage 73 suspended via a load cell from a first stage 71 that is provided to be movable in the Z-axis direction. The cutting process for the coating film is performed by attaching a hand-held cutting device 40 having a power source to the tool unit 3, moving the cutting device 40 in the Z-axis direction to cut the coating film, and moving the test piece holder 2 in the X-axis, Y-axis and θ-axis directions to make cuts of a desired depth, length, and direction.

The utility model belongs to the technical field of surface treatment, and provides a transparent protective film layer for an automobile exterior product, which comprises a base material layer and a hardened coating film, the hardened coating film consists of a protective coating, a film layer and a gum layer, the protective coating is positioned on the front side of the film layer, and the gum layer is positioned on the back side of the film layer. The back adhesive layer is positioned on the back surface of the diaphragm layer, and the integrally formed hardened coating diaphragm is formed on the front surface of the base material layer. The utility model has the advantages that the independently formed hardened coating film is used, and the TOM process is adopted to act on the base material layer to form a product, so that the product can meet the automobile exterior decoration properties such as weather resistance, scratch resistance and the like, and the whole scheme does not need paint spraying, is low-carbon and environment-friendly, and reduces the manufacturing cost.

To provide a method for predicting changes in a coating film using an artificial intelligence model trained on machine learning, which analyzes the relationship between information about the coating film and / or information about the paints that make up the coating film and the results of weather resistance tests of the coating film, based on information about the coating film and / or information about the paints used to form the coating film. [Solution] A method for predicting changes in a coating film using an artificial intelligence model trained on the relationship between information about the coating film and / or information about the paint used to form the coating film and the results of weather resistance tests of the coating film.

A spinal implant includes a base and a coating film disposed on the base and including a calcium phosphate-based material and an antimicrobial agent. A surface of the base includes a first region in which the coating film is disposed and a second region exposed from the coating film.

This invention provides a solar temperature-controlled backsheet based on a shaped phase change material and its preparation method, belonging to the field of solar panel manufacturing technology. The invention involves uniformly mixing paraffin powder and premixed epoxy resin at a mass ratio of (7-6):(3-4), followed by curing to prepare a waterproof coating film on the surface, thus obtaining a solar temperature-controlled backsheet based on a shaped phase change material. This invention uses epoxy resin directly cured with paraffin powder, resulting in a phase change composite material with excellent mechanical properties, facilitating its processing into complex configurations. Simultaneously, it effectively increases the proportion of phase change thermal storage material. The prepared waterproof coating film further prevents the loss of phase change thermal storage material inside the solar temperature-controlled backsheet. The solar temperature-controlled backsheet of this invention can directly or closely contact the solar cells, allowing for more direct and effective temperature control of the cells, improving cell efficiency and lifespan.

The present invention relates to the technical field of lithium battery separators and proposes a highly heat-resistant lithium battery separator and a method for preparing the same. The separator comprises a coating film and a base film, arranged sequentially from top to bottom. The coating film comprises the following components by weight: 30-50 parts inorganic particles, 0.4-1.2 parts dispersant, 0.2-1 parts thickener, 2-6 parts binder, 0.02-0.1 parts wetting agent, and 35-55 parts water; the inorganic particles include silica aerogel. This technical solution addresses the poor heat resistance and air permeability of lithium battery separators in related technologies.

The application discloses a preparation method of a novel catalyst coated membrane (CCM) functional layer, and belongs to the technical field of membrane electrode assemblies (MEA) of proton exchange membrane fuel cells (PEMFC). 2 The SiO2 with a nominal BET of 150 m 2 / g and a 20 wt% Nafion solution are configured into a solution, and the solvent for the solution is a mixture of isopropyl alcohol and water, wherein the mass ratio of Nafion to oxide is 1; S2, the slurry is subjected to 14 h ball milling and 30 min ultrasonic removal of agglomeration; S3, the SiO2 / Nafion slurry is sprayed onto the PEM cathode / anode surface by using an ultrasonic spraying instrument; S4, the catalyst slurry with an I / C ratio of 0.6 is sprayed onto the PEM cathode / anode surface to which the reinforced functional layer has been added by using the ultrasonic spraying instrument; and S5, the conventional MPL, GDL, sealing ring, flow channel, bipolar plate, insulating plate and clamp are pressed and assembled, and no additional sealing is required. By adding the functional layer, the water retention capacity of the membrane electrode is significantly improved, so that the membrane electrode can still maintain excellent proton conduction and output high power under low-humidity working conditions.

The invention relates to coating equipment and a coating method, and belongs to the technical field of coating. The coating equipment comprises a coating mechanism, a conveying mechanism and a wetting mechanism, the coating mechanism comprises a coating roller and a coating head, the coating roller is used for bearing and conveying a membrane material, and the coating head is matched with the coating roller to coat slurry on the surface, away from the coating roller, of the membrane material; the conveying mechanism is used for conveying a membrane material to the coating roller; the wetting mechanism is arranged on the upstream, corresponding to the coating roller, of the conveying mechanism, and is used for uniformly spraying a liquid medium to the surface, close to the coating roller, of the membrane material, so that the membrane material is attached to the coating roller. According to the coating equipment and the coating method provided by the invention, the problem of black spots or non-uniform thickness of the coated membrane material due to the existence of concave and convex points on the surface of the membrane material in related technologies is at least solved.

A coated tool includes a base body and a coating film. The coated tool has a first surface with a rake face, a second surface with a flank face, and a third surface located between the first surface and the second surface and being a C surface or an R surface. The coating film includes a first coating film located on the first surface and / or a second coating film located on the second surface, and a third coating film located on the third surface. A wavenumber of a maximum Raman peak of the first coating film is a first wavenumber, a wavenumber of a maximum Raman peak of the second coating film is a second wavenumber, and a wavenumber of the maximum Raman peak of the third coating film is a third wavenumber. The third wavenumber is smaller than the first wavenumber and the second wavenumber.

Disclosed in the present invention is an active water molecule electrolysis apparatus in a limited space, comprising a housing having an airflow channel, wherein a membrane electrode assembly is disposed in the housing; the membrane electrode assembly divides the airflow channel into an air inlet end and an exhaust end, the air inlet end being provided with a continuous unidirectional moisture-permeable coating membrane, and the exhaust end being provided with an ePTFE microporous breathable protective membrane; and the housing is provided with an oxygen discharge channel that communicates the air inlet end with the outside. A device, comprising the active water molecule electrolysis apparatus, the internal space of the device being in communication with the air inlet end of the active water molecule electrolysis apparatus. In this way, the active water molecule electrolysis apparatus in a limited space and the device of the present invention utilize the difference in moisture permeability between the ePTFE microporous breathable protective membrane and the continuous unidirectional moisture-permeable coating membrane to realize continuous unidirectional discharge of water vapor from the inside to the outside environment, thereby effectively improving the efficiency of electrolytic dehumidification.

The present invention discloses a method for obtaining a catalyst coated membrane (CCM), including obtaining a friction coefficient of a material to be tested, identifying whether the friction coefficient is within a range from 0.1 to 15 or not, and if so, using the material to be tested in a CCM manufacturing process to obtain the CCM, wherein the flatness of the CCM and the friction coefficient of the material to be tested are positively correlated.

Provided is a coating liquid composition that is less likely to deform even when heat is applied to a coating liquid for a paint mainly containing a polymer, an ink, an adhesive, and an anode, a cathode, or a separator of a lithium ion battery, for example. The coating liquid composition includes a filler, a solvent, a dispersant, and a thickener. When the coating liquid composition is applied to a substrate to form a coating film having a thickness of 0.5 to 20 μm, the coating film has a shrinkage rate of 20.0% or less when heating at 200° C. for 15 minutes.

The invention relates to an electrochemical cell (10) of a stack assembly (52) of a PEM electrolysis device or an AEM electrolysis device or a PEM fuel cell, having a plurality of electrochemical cells (10), the electrochemical cells have porous transport structures (20, 22) on the cathode side (24) and the anode side (26) on both sides of the coated membrane (14) and are sealed on both sides within the stack assembly (52) by seals (28, 30). A gap (34) generated between the seal (28, 30) and the porous transport structure (20, 22) on both sides of the coated membrane (14) is filled by a deformable sealing element (46) arranged on the seal (28, 30), in particular a sealing nose wing or a sealing lip, at least in part. The invention further relates to the use of the electrochemical cell (10) in a stack assembly (52) of a PEM electrolysis device or a PEM fuel cell.

The present invention relates to an electrochemical cell (1), in particular an electrolytic cell. The electrochemical cell (1) comprises: a catalyst-coated membrane (100); diffusion layers (5, 6) arranged on both sides of the membrane; distributor plates (7, 8) arranged on the diffusion layers (5, 6); and a sealing frame (40). The sealing frame (40) is arranged so as to surround the catalyst-coated membrane (100) and the diffusion layers (5, 6). The sealing frame (40) interacts at its end faces (40a, 40b) with respective distributor plates (7, 8). A feather key (50) is formed on the sealing frame (40) and interacts with a recess (70) formed in one of the distributor plates (7, 8).

The present invention relates to a coating composition with a high solids content that includes: (A) a hydroxyl group- and alkoxysilyl group-including acrylic resin; (B) a hydroxyl group-including polyester resin; and (C) a polyisocyanate compound, wherein the acrylic resin (A) content is 20-50 parts by mass per 100 parts by mass of the resin solids content of the coating composition with a high solids content, the polyester resin (B) has an acid number of 10 mg KOH / g or less, a hydroxyl number of 180-300 mg KOH / g, and a number average molecular weight of 400-1500, and at the time of coating, the solids content of the coating composition with a high solids content is 50 mass% or greater.

A DTF film and a preparation method thereof, comprising a back coating layer, a PET film layer, a bottom coating layer and a surface coating layer, the back coating glue comprises a first water-based polyurethane emulsion, a first matte powder, a first wax powder, a first dispersing agent, a first wetting agent and a first defoaming agent; the bottom coating glue comprises a water-based silicone resin emulsion, a second dispersing agent, a second defoaming agent, a second matte powder, a water-based thickening agent, a second wetting agent, a first leveling agent; the surface coating glue comprises a water-based cationic resin liquid, a second water-based polyurethane emulsion, a matt powder, a second wax powder, a third wetting agent, a slip agent, a third defoaming agent, a third dispersing agent, an anti-cratering agent, a second leveling agent, ethanol and an anti-settling agent. The DTF film of the present application has a light and thin coating, uniform and consistent layers, no vertical printing, line printing, mesh printing, cloud-like printing and the like during printing, no lightning printing after bending, can realize hot tearing, second tearing and cold tearing during high-temperature transfer printing, the pattern color is clear and complete after transfer printing, and the hand feeling and wear resistance are good.

An exemplary embodiment of the present disclosure provides a membrane including a supporting base layer, which can be permeable, and a dual layer oxygen barrier film disposable over the supporting base layer. The supporting barrier film can include a polymeric or paper-based material. The dual layer oxygen barrier film can include a chitin material and a cellulosic material. The cellulosic material of the dual layer oxygen barrier film can be the same material as the permeable membrane or can be any other cellulosic material.

To provide a method for predicting changes in a coating film using an artificial intelligence model trained on machine learning, which analyzes the relationship between information about the coating film and / or information about the paints that make up the coating film and the results of weather resistance tests on the coating film, based on information about the coating film and / or information about the paints used to form the coating film. [Solution] A method for predicting changes in a coating film using an artificial intelligence model trained on the relationship between information about the coating film and / or information about the paint used to form the coating film and the results of weather resistance tests of the coating film.

The method for chemically strengthening a glass container on the basis of an ion exchange process comprises the steps of: preparing a slurry by mixing a salt and metal oxide particles; applying the slurry to one or more of at least a portion of the outer wall surface and at least a portion of the inner wall surface of the glass container; and heat-treating the glass container to which the slurry has been applied, wherein each of the preparing step, the applying step, and the heat-treating step may be performed in consideration of one or more of: a shape characteristic of the glass container having an inner wall and an outer wall; a curvature change characteristic for each part; and thermal stability of a coating film in the heat-treating step.

The application provides a wear-resistant and pull-resistant breaking hammer piston base surface coating and belongs to the technical field of breaking hammer piston surface coating. It solves the problem that the outer circle of the existing breaking hammer piston is only quenched and tempered, the base material is directly exposed, is easily pulled under the working condition of impurity-containing hydraulic oil and eccentric impact, and after being pulled, the sealing is invalid and oil leaks, which leads to the decline of the impact force of the breaking hammer, low efficiency and even unable to work. The wear-resistant and pull-resistant breaking hammer piston base surface coating is characterized in that the piston base surface comprises a protective coating composed of a Cr transition layer, a Cr and WC composite coating, a WC and C composite coating and a DLC coating. The application has the advantages of not needing to use other ion source ionized acetylene, reducing the process steps of the existing coating film, controllable process, high product stability and avoiding product pull and oil leakage.

The application relates to the electrolysis field and discloses a catalyst-coated membrane assembly manufacturing method and an electrolysis module, wherein the catalyst-coated membrane assembly manufacturing method comprises the following steps: activating the surface of a proton exchange membrane, so that the surface of the proton exchange membrane is formed with first active groups; modifying catalyst slurry, so that the catalyst slurry is formed with second active groups, the second active groups are complementary to the first active groups; transferring the modified catalyst slurry from a transfer film to the two sides of the activated proton exchange membrane, and forming an anode catalyst layer and a cathode catalyst layer on the two sides of the proton exchange membrane respectively. The application realizes the close combination of catalyst active sites and mass transfer channels, greatly reduces the interface impedance, enables higher current density under the same working voltage, significantly improves the utilization rate of the catalyst, greatly improves the hydrogen production rate of the formed electrolysis module, and shortens the waiting time required for reaching the target hydrogen concentration in the civil hydrogen production scene.

To provide a coating composition which enables the achievement of a coating film that is not susceptible to falling off from a base material, while having a low compression set.SOLUTION: A fluorine rubber coating composition comprising a fluorine rubber, a polyol-based vulcanizing agent, an amino group-containing metal compound, and an organic solvent, wherein the total amount of the polyol-based vulcanizing agent and the amino group-containing metal compound is 0.1-4.99 pts.mass relative to 100 pts.mass of the fluorine rubber.SELECTED DRAWING: None