224 results about "Coated membrane" patented technology

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 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.

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.

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.

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.

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 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.

The present invention relates to a membrane electrode assembly (100). A membrane electrode assembly (100) includes: a catalyst coated membrane (CCM) member (110) having a polymer membrane (111) at least partially coated with a catalyst coating layer (112, 113); a frame member (140); two fluid distribution layers (121, 122) and an adhesive layer (150). The CCM member (110), the adhesive layer (150), and the frame (140) are stacked in a stacking direction (SD). A fluid distribution layer (121, 122) arranged on the same membrane side (S1, S2) as the frame (140) is located laterally inside the inner edge of the frame (140) such that the fluid distribution layer (121, 122) covers the adhesive layer (150) and the CCM member (110). The adhesive layer (150) forms an adhesive bond between the CCM member (110), the frame (140), and the fluid distribution layers (121, 122). The frame (140) extends from the adhesive layer (150) beyond the fluid distribution layer (121, 122) in the stacking direction (SD).

To provide a laminate that exhibits favorable flexural durability and impact resistance and that achieves enhanced safety.SOLUTION: A laminate includes a glass substrate 2, a bonding layer 3, and a hard coat film 4 in this order, wherein the hard coat film includes, on the bonding layer side, a base material layer 5 and a hard coat layer 6, the bonding layer is a layer that bonds the glass substrate and the base material layer, a thickness of the glass substrate is 10 μm or more to 100 μm or less, and when a thickness of the hard coat layer is defined as A, a thickness of the base material layer is defined as B, and a thickness of the bonding layer is defined as C, a ratio of (A+B) to C is 3.0 or more to 500 or less.SELECTED DRAWING: Figure 1

This invention relates to an air-cooled fuel cell stack with a coupled three-dimensional porous structure and its adaptive oxygen supply method. The stack includes multiple membrane electrode assemblies (MEAs), bipolar plates, anode plates, current collectors, and end plates. Each MEA includes a catalyst-coated membrane and gas diffusion layers (GDLs) on both sides. A three-dimensional porous conductive structure layer is disposed between the outer surface of the GDL gas diffusion layer on the cathode side of each MEA and the adjacent bipolar plate. This three-dimensional porous conductive structure layer is made of a porous metallic material with high porosity, high conductivity, high thermal conductivity, and corrosion resistance, and at least a portion of its surface is coated with a catalytic / conductive coating. This invention integrates a high-porosity, high-conductivity / thermal-conductivity, and corrosion-resistant three-dimensional porous material in situ on the cathode side, constructing a multifunctional interface layer that combines physical support, current conduction, thermal diffusion, aqueous phase regulation, and gas redistribution functions. This achieves self-breathing, self-humidification, self-drainage, and synergistic adaptive local micro-reactions. The process is simple and suitable for large-scale production.

To provide a coating liquid for a positive electrode active material capable of suppressing elution of lithium contained in the positive electrode active material into the coating liquid and constituting an all-solid-state lithium ion secondary battery having stable battery performance, and to provide a method of manufacturing a positive electrode active material with a coating film.SOLUTION: A coating liquid for a positive electrode active material, which is used for forming a coating film made of a composite compound of lithium and tungsten on a positive electrode active material containing lithium, includes an aqueous solution containing a lithium compound and a tungsten compound, and has a lithium concentration in a range of more than 3. 0mol / L and 5. 3mol / L or less. A method for producing a positive electrode active material with a coating film having a coating film composed of a composite compound of lithium and tungsten on a surface of a positive electrode active material containing lithium includes attaching the above-described coating liquid for a positive electrode active material to the surface of the positive electrode active material, followed by drying.SELECTED DRAWING: None

The method for producing a repair sheet includes: attaching a nonpolar resin plate to an appropriate position on a dummy vehicle body corresponding to a repair area including a coating film in need of repair; supplying the dummy vehicle body to a topcoat application line and forming a pigment layer on a nonpolar resin plate and a clear layer on a nonpolar resin plate under a condition equal to that for topcoat application to a vehicle body to be actually coated; and supplying the dummy vehicle body to a coating drying line and drying the nonpolar resin plate having the pigment layer and the nonpolar resin plate having the clear layer formed thereon under a condition equal to that for coating drying of the vehicle body to be actually coated.

Polyvinyl chloride (PVC) coated membranes are disclosed in which a plasticizer system includes an ethylene-vinyl acetate (EVA) containing copolymer. Ketone ethylene ester (KEE) may be used as a co-plasticizer or, alternatively, the plasticizer may contain substantially no KEE. Various phthalate plasticizers may also optionally be present. Associated engineered membrane products, such as reservoir liners and covers and roofing materials are also disclosed.

According to the method for synchronously hot-pressing and compounding the PET film and the impregnated bond paper on the board, the melamine impregnated bond paper and the PET film provided with the adhesive coating are synchronously cured on the base material board, special laminating equipment and an independent gluing procedure are not needed, and one-time forming can be realized by directly utilizing existing melamine board hot-pressing equipment; the technological process is simple, convenient to operate and suitable for industrial large-scale production.

This plasma treatment system and method can be widely applied to any type or shape of object being treated with plasma, and eliminates the problems of cutting and attaching indicators during plasma treatment, as well as the problems of disposing of release paper and used indicators, while also providing flexibility to handle various plasma intensities. [Solution] A plasma processing system that irradiates an object to be processed with plasma, (1) A direct-liquid marker, which is a device loaded with plasma indicator ink, that applies an ink coating film whose optical properties change due to plasma irradiation to the workpiece and / or a peripheral member that is plasma-irradiated together with the workpiece, inside a plasma irradiation device, (2) A plasma irradiation device that irradiates the object to be processed and the surrounding members with plasma, (3) A measuring device for measuring the optical properties of the ink coating film that has been irradiated with plasma, (4) A removal device for removing the plasma-irradiated ink coating, A plasma processing system characterized by comprising the following features.

This invention relates to a particle uniform mixing device and its control method for a smart pre-coated membrane fine filtration system, belonging to the field of water purifier technology. It includes a filter body, a control module, and a feeding tank. The filter body includes an inlet channel and an outlet channel. The feeding tank includes an inlet pipe and an outlet pipe. The feeding tank is connected in parallel with the inlet channel via the inlet and outlet pipes through valves. A water pump is installed in the inlet channel. The control module is electrically connected to the water pump and controls its power. The feeding tank is a hollow cylinder. The inlet pipe extends into the feeding tank, with one end of the inlet pipe located at the bottom edge of the feeding tank. A vortex generator is installed inside the feeding tank to generate vortex flow in the liquid within the tank.

To provide a particle coating film thickness recording unit capable of recording variance in film thickness of a coating deposited on a surface of a particle, a particle coating device, and a particle coating film thickness management method capable of controlling the variance in film thickness of the coating based upon a film thickness of the coating recorded by a particle coating film thickness measurement unit.SOLUTION: The present invention relates to a particle coating film thickness recording unit which is arranged in a film deposition chamber for depositing a coating on a particle by an atomic layer deposition method and used to record a film thickness of the coating, and the particle coating film thickness recording unit comprises: a container which has a first recessed storage part where a porous structure is stored; a deep layer film thickness recording part which is arranged more on a bottom surface side of the first storage part than the porous structure, and serves to deposit the coating with a raw material gas and an oxidizer penetrating the porous structure by the atomic layer deposition method; and a surface layer film thickness recording part which is arranged outside the first storage part, and serves to deposit the coating.SELECTED DRAWING: Figure 3

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 thereof; 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 periphery of the catalyst-coated membrane (100) is enclosed by a membrane frame (110). The sealing frame (40) has a step (45). The membrane frame (110) interacts with a seal (41) of the sealing frame (40), which seal is arranged on the step (45).