26 results about "UV coating" patented technology

The application discloses a kind of with gradient buffer structure and surface microtexture enjoy floor and its preparation method.The floor includes surface microtexture layer, gradient solidification UV coating, gradient buffer structure, substrate layer and fast lock buckle system.Surface microtexture layer has double texture of pit array and microprojection array, realize wet / dry state antiskid, easy cleaning and scratch resistance.Gradient buffer structure is made of surface layer microresponse layer, core energy absorption layer and bottom stress dispersion layer, realize nonlinear impact response, give consideration to walking stability and fall protection.Through finite element simulation to buffer layer predeformation compensation, eliminate warping;Pit edge stress concentration activates buffer layer, shortens impact response time 15%-25%.The application first realizes the integration of old and pet friendly function, is applicable to home old and pet family, with excellent buffering, antiskid, durable, easy maintenance performance.

The present application relates to the technical fields of high polymer material and ultraviolet (UV) curing coating, and particularly relates to an epoxy acrylate / itaconic acid derivative composite photocuring coating composition, a preparation method thereof, a photocuring coating layer and application.The photocuring coating composition comprises the following components in parts by mass: an epoxy acrylate / itaconic acid derivative composite photocuring resin: 40-80 parts; an active diluent: 20-60 parts; and a photoinitiator: 1-8 parts.The present application provides a bio-based monomer IG with high crosslinking activity, a green catalyst-free and solvent-free preparation method of the bio-based monomer IG, and an innovative petroleum-based / bio-based resin composite strategy and a coating composition thereof, so that the mechanical strength of the petroleum-based EA is efficiently enhanced, and meanwhile, the mechanical properties of the composite system still maintain a high level after the active diluent is added, the application range of the EA is expanded, and the petroleum-based resin is modified to be green and high-performance.

Described herein are systems, methods, and articles of manufacture for a spatially nonuniform scattering profile along its length, whose backscattering signal can be used for sensing even after fiber attenuation increases due to the conditions in the sensing environment. In one embodiment, the fiber has been pre-exposed to the conditions that produce attenuation, and the spatially nonuniform profile compensates for this. Subsequent exposure then results in very little or at least acceptable levels of additional attenuation. An exemplary fiber comprises a fiber length and an optical back scatter along the fiber length greater than a Rayleigh back scattering over the fiber length, wherein the optical back scatter does not decrease along the fiber length by more than 3 dB after exposure to a hydrogen-rich first environment having a given pressure and temperature. An exemplary method comprises drawing a fiber, applying a UV coating, post-processing the fiber using an interferogram, measuring optical back scatter enhancement dependence based on a UV dosage, incrementally increasing the reflectivity, exposing the fiber to a hydrogen-rich first environment.

The application discloses a ceramic tile old beautiful joint renovation upgrading construction method, belongs to the technical field of building decoration engineering, aiming at the problems of old beautiful joint, such as oxidation yellowing, dirt hiding, aging and pulverization, adopting shovel-free process, including polishing or cleaning treatment on the surface of old beautiful joint, after cleaning and drying, directly coating ultraviolet light curing paint, and then rapidly curing a protective layer through ultraviolet light irradiation. The application does not need to shovel all old joints in the construction process, significantly improves the construction efficiency, reduces the risk of ceramic tile damage, adopts solvent-free light curing paint, is environment-friendly and non-polluting, the formed protective layer has excellent high-hardness wear resistance, waterproofness, mildew resistance and yellowing resistance, and realizes the overall upgrading and replacement of appearance and durability while repairing the surface defects of old beautiful joint. The application has remarkable practical value and popularization prospect due to low cost, simple construction and obvious effect.

This invention belongs to the field of UV coating technology, and particularly relates to a UV coating that requires no base coat and its preparation method. The raw materials for preparing the coating include the following components by weight: 20–35 parts acrylated epoxy resin, 15–25 parts polyurethane acrylate oligomer, 10–20 parts trimethylolpropane triacrylate, 2–6 parts fluorinated acrylate monomer, 3–8 parts photoinitiator, 0.5–2 parts polyether-modified siloxane leveling agent, 4–12 parts nanocomposite matte filler, 1–5 parts adhesion promoter, and 20–44.5 parts reactive diluent; pre-dispersed by stirring at a speed of 0 min for 20–40 minutes to obtain a premixed slurry; this invention achieves grade 0 adhesion for PET film through the synergistic effect of fluorinated monomer and adhesion promoter, solving the problem of easy peeling of flexible substrates; the fluorinated acrylate monomer achieves a surface tension ≤22 mN / m, realizing excellent hydrophobic and oleophobic properties; the nanocomposite matte filler stabilizes the gloss at 10–30 GU, meeting the requirements of high-end printing; the chemical energy density is 150–300 mJ / cm² (corresponding to 365–405). (nm light source), suitable for high-speed printing equipment.

This application relates to the field of polymer materials and coatings technology, specifically disclosing a polyurethane acrylate chopped glass fiber reinforced UV coating and its preparation method. A polyurethane acrylate chopped glass fiber reinforced UV coating is made from raw materials comprising the following parts by weight: 30-60 parts polyurethane acrylate, 20-50 parts functional monomers, 2-8 parts photoinitiator, 0.5-3 parts silane coupling agent, 0.5-2 parts ultraviolet absorber, 0.5-2 parts hindered amine light stabilizer, 10-20 parts chopped glass fiber, and 0.1-1 parts organosilicon additive; the organosilicon additive is a reactive organosilicon additive with carbon-carbon double bonds capable of participating in the photocuring reaction. This application significantly improves and enhances the weather resistance, the bonding strength between the chopped glass fiber and the resin, and the resistance to exposure of the chopped glass fiber after aging in the polyurethane acrylate chopped glass fiber reinforced UV coating.

The application discloses a water-based UV coating spraying and curing system, and relates to the technical field of coating spraying and curing.The system comprises a hardware execution module, an inert gas protection and recovery module, a sensing and detecting module, a PLC intelligent control module, a communication module and a composite UVLED curing module; high-purity nitrogen is used to build a micro-positive-pressure oxygen-free curing atmosphere, so that oxygen inhibition, yellowing and pinhole defects are eliminated; a one-way heat conduction structure is arranged in the curing module, one-way heat pipes, one-way heat conduction sheets or gradient heat conduction layers are matched with phase change heat storage layers and graphene heat conduction nets, LED lamp beads are instantaneously and unidirectionally led out, a heat insulation buffer layer is matched to block heat backflow, and heat disturbance of the inert gas flow field is avoided.The curing environment is stable, heat dissipation is efficient, and coating consistency is good, so that the application is suitable for high-end coating scenes such as furniture, 3C electronics and automobile parts, and problems such as oxygen inhibition, heat disturbance and uneven curing of traditional equipment are solved.

This invention provides a UV-curable emulsifier, its preparation method, and its application. Polyoxyethylene sorbitan fatty acid ester, a catalyst, and a polymerization inhibitor are mixed. Under nitrogen protection, ethyl isocyanate acrylate is added dropwise to the mixture. After the reaction is complete, the UV-curable emulsifier is obtained. The UV-curable emulsifier of this invention has strong emulsifying ability for UV-curable monomers or resins. The prepared emulsion coating has small particle size and is stable in storage. When applied to water-based UV-curable coatings, it can participate in the reaction, overcoming the problem of poor water resistance of the paint film caused by emulsifier residue due to the emulsifier not participating in the light-curing process in existing emulsifier preparation methods.

This invention discloses a lifting-type high-performance bamboo and wood biomass container, belonging to the field of cargo transportation equipment. This lifting-type high-performance bamboo and wood biomass container mainly consists of basalt fiber-bamboo and wood biomass corner posts, central posts, longitudinal bottom side beams, longitudinal top side beams, transverse short beams, bottom mid-longitudinal short beams, diagonal braces, connectors, doors, enclosure panels, and an anti-corrosion, anti-mildew, and anti-UV coating. This invention fully leverages the advantages of basalt fiber and bamboo and wood biomass materials, such as lightweight, high strength, corrosion resistance, and environmental friendliness, effectively solving the problems of traditional metal containers, such as heavy weight, susceptibility to corrosion, short lifespan, high resource consumption, and high cost. It promotes the container industry towards a green and sustainable development direction, providing a more efficient, reliable, and environmentally friendly solution for cargo transportation.

The present application relates to the field of medical packaging box waste cleaning machine, specifically to a kind of medical packaging box production with automatic waste cleaning machine and method, including waste cleaning machine frame, the inside vertical movable mounting of waste cleaning machine frame has ejector pin mounting plate, the upper movable mounting of waste cleaning machine frame has with ejector pin mounting plate cooperation waste cleaning upper pressing plate, further include: movable mounting in the lower part of waste cleaning machine frame for driving ejector pin mounting plate to rise hydraulic drive mechanism, movable mounting in the front side of waste cleaning machine frame and with hydraulic drive mechanism cooperation adjustment mechanism.This kind of medical packaging box production with automatic waste cleaning machine, through the curvature of arc guide plate changes curvature guide cooperation lever transmission, realize ejector pin mounting plate first low speed then fast segmented ejection action, ejection initial low speed operation can avoid to the surface film, UV coating of thin medical packaging box to produce instantaneous pulling, effectively prevent finished product corner breakage, film layer wrinkling white, significantly improve waste cleaning quality and product yield.

This invention belongs to the field of UV-curable coatings, specifically relating to a UV-curable coating and its preparation method. The UV-curable coating provided by this invention contains a modified acrylate resin in a mass ratio of 1:(0.5~2):(0.3~1.5):(0.02~0.2):(0.002~0.08):(0~0.08), a monofunctional diluent, a polyfunctional diluent, a photoinitiator, an anti-hydrolysis agent, and optional additives; the mass ratio of the monofunctional diluent to the polyfunctional diluent is 1:(0.3~1.5); the modified acrylate resin has the structure shown in formula (1). The key to this invention is that the modified acrylate resin with a specific structure, the monofunctional diluent, the polyfunctional diluent, the photoinitiator, the anti-hydrolysis agent, and the additives are synergistically combined in a specific ratio to form a UV-curable coating, thereby obtaining a UV-curable coating with good adhesion, waterproof performance, and acid and alkali corrosion resistance.

The application provides a composite flame retardant, a preparation method and application thereof, and ultraviolet light curing paint, and relates to the technical field of flame retardants.The composite flame retardant provided by the application has a structure of "core-silica outer core layer-shell", wherein the first organic silane coupling agent in the core is grafted and bonded with zinc borate and aluminum hypophosphite, so that the two are uniformly dispersed;the refractive index of the silica outer core layer is between the core and the resin, thereby playing the role of a transition layer of refractive index matching, reducing light scattering at the interface, and improving transparency;the second organic silane coupling agent can form a covalent bond with the silica outer core layer, and the carbon-carbon double bond thereof can participate in the copolymerization reaction of the resin;there is no clear physical boundary between the composite flame retardant and the resin, light scattering caused by the discontinuity of the refractive index and the interface defects is reduced, and the optical transparency and the flame retardant efficiency of the coating layer formed by using the composite flame retardant provided by the application as the flame retardant of the ultraviolet light curing paint are excellent.

The application discloses a vegetable oil-based waterborne polyurethane acrylate prepolymer, which is mainly prepared by jointly reacting castor oil-based diethanolamide and epoxy soybean oil acrylate as main reaction raw materials, a hydrophilic chain extender, a catalyst, diisocyanate and a blocking agent, and finally adding a neutralizing agent for neutralization. Water is used as a diluent and a dispersant, the vegetable oil-based waterborne polyurethane acrylate prepolymer provided by the application is emulsified and dispersed in water, and a vegetable oil-based waterborne polyurethane acrylate dispersion can be prepared. The vegetable oil-based waterborne polyurethane acrylate dispersion is mixed with a photoinitiator, and a bio-based ultraviolet light-cured coating can be prepared. The light-cured film prepared from the bio-based ultraviolet light-cured coating provided by the application has high bio-based content, excellent adhesion, pencil hardness, flexibility and chemical corrosion resistance, and the thermal mechanical performance, thermal stability and tensile strength can be adjusted.

This utility model provides a connecting strip for doors and windows, relating to the field of building door and window technology. It includes a connecting strip body with a base, a right-angle portion, a large bend, a hook-shaped portion, and a small bend. The large bend is inclined towards the hook-shaped portion. A 0.5mm thick sealing lip is provided on the outer side of the large bend, which, due to its good elasticity, can tightly fit against door and window gaps, effectively blocking air infiltration, rainwater intrusion, and dust entry, significantly improving the sealing performance of doors and windows and enhancing their heat insulation, sound insulation, and dustproofing effects. Simultaneously, the connecting strip body is made of PVC material with specific performance indicators and has a 0.05mm thick anti-UV coating on its surface, ensuring stable performance under different temperature and humidity conditions, effectively resisting UV corrosion, and possessing excellent weather resistance and anti-aging capabilities. Even with long-term exposure to outdoor environments, it can maintain good performance, reducing replacement and maintenance costs.

This application relates to the field of UV coating technology, and mainly to a UV coating and its preparation method. A UV coating, by weight, comprises the following raw materials: polyurethane acrylate oligomer: 55-60 parts by weight; reactive diluent: 25-35 parts by weight; photoinitiator: 1-5 parts by weight; silver nanowire dispersion: 3-8 parts by weight; modified carbon nanotube dispersion: 0.5-3 parts by weight; composite dispersant: 1-3 parts by weight; leveling agent: 0.1-1 parts by weight; adhesion promoter: 0.1-1 parts by weight. The UV coating provided by this application exhibits excellent uniform dispersion, and the resulting coating possesses good mechanical properties and excellent electrical conductivity.

This invention belongs to the field of UV monitoring technology. It provides an online real-time UV energy monitoring system for automated UV coating lines, comprising: a data acquisition module that collects instantaneous raw UV energy values ​​and VOCs concentration values ​​around the detection window; a composite deposition characteristic quantity calculation module that obtains dimensionless characteristic quantities characterizing the degree of window contamination through product and time integration operations; an attenuation compensation model construction module that analyzes the correlation between the characteristic quantities and the transmission attenuation coefficient, and establishes a linear or nonlinear compensation model; and a true UV energy value correction module that calculates the true UV energy value to eliminate the influence of window attenuation through a preset formula. This invention can achieve accurate compensation for window contamination attenuation, avoid monitoring distortion, ensure the stability of the UV curing process, improve the consistency of the finished coating, has a simple structure, is easy to implement, and is suitable for precision monitoring scenarios in various automated UV coating lines.

This invention relates to the field of cosmetic packaging technology, specifically disclosing a method for achieving a skin-feel UV coating on cosmetic packaging. The method includes: acquiring historical processing test data and conducting migration tests; using two-dimensional skin-feel oil separation comparison analysis to determine the curing mismatch of the current skin-feel UV coating; if curing mismatch exists, extracting the effective thickness-energy set, constructing a thickness-energy regression mapping model to determine the thickness curing energy set; then, based on curing reaction kinetics, calculating the temperature effect coefficient of curing temperature on curing energy; combining this with the theoretical curing temperature range to obtain the temperature curing energy set; finally, through thickness-temperature cross-validation, obtaining the final curing energy set; and after effect verification analysis, determining the final curing energy. This achieves optimal matching of different coating thicknesses, curing temperatures, and curing parameters, effectively avoiding problems such as excessive migration of substances and abnormal color, and improving the coating performance compliance rate and production stability.

The application provides a UV laminating glue for embossing printing and a preparation method thereof. The glue comprises the following components: photocuring resin 45-55%, high molecular pressure sensitive resin 5-10%, photoinitiator 2-5%, active diluent 30-40% and auxiliary agent 0.5-2%. The photocuring resin and the high molecular pressure sensitive resin are used in cooperation, initial adhesion is provided before curing to prevent film displacement bubbles, and the flexibility of the glue film is improved after curing to avoid cracking of the embossing part. The active diluent is compounded by a single functional group diluent and a double functional group diluent to balance the wetting permeability and the cohesive strength. The photoinitiator is used to realize second-level deep curing, and post-processing can be carried out without standing, thereby significantly improving the film lamination degree, bending resistance and production efficiency of the embossing printed product.

The application discloses a UV-coated steel plate with good corrosion resistance and processing performance, which comprises a plated steel plate, at least one surface of the plated steel plate is provided with a UV coating, and the UV coating contains the following effective components: 40-55 parts by weight of a composite resin A; the composite resin A comprises aliphatic polyurethane acrylate oligomer A1 containing 15-25 wt% acrylate monomers with unsaturated double bonds and amine-modified epoxy diacrylate oligomer A2 containing 25-35 wt% acrylate monomers with unsaturated double bonds; 5-12 parts by weight of an organic silicon compound B; 12-22 parts by weight of a monofunctional alkenyl unsaturated polymerizable monomer C; 4-13 parts by weight of an acrylic phosphate ester compound D; 0.5-3 parts by weight of a titanium salt or zirconium salt compound E of an acrylic acid group; and 6-10 parts by weight of a UV photoinitiator F. The application further discloses a manufacturing method of the UV-coated steel plate with good corrosion resistance and processing performance and a UV coating for the plated steel plate.

The utility model relates to UV paint sampling technical field discloses portable UV paint viscosity detection sampling device, including pipette, the outer wall fixed connection of pipette has connecting block no.

This utility model relates to a building curtain wall with an intelligent dimming structure, belonging to the field of building curtain wall technology. The building curtain wall with an intelligent dimming structure includes ultra-clear glass, with two mounting glass panes on one side; a dimming mechanism, located on one side of the ultra-clear glass, which can effectively dim the light of the building curtain wall; the mounting glass, PVB, and translucent stone form a stone-glass composite. The thinness of the translucent stone improves its light transmission effect and creates a hazy, three-dimensional light and shadow layer, enhancing the aesthetics of the building curtain wall. An anti-UV coating further improves the light transmission effect of the translucent stone. The ultra-clear glass reduces light refraction loss. Polycarbonate achieves total internal reflection transmission through its microstructure surface. A multi-layered hollow structure optimizes uniform light diffusion, forming a three-level light control system of "transparency-partial obscuration-soft light," which can adjust the illumination and improve the dimming effect of the building curtain wall.

Disclosed in the present invention is a UV-coated steel plate having good corrosion resistance and processability. The UV-coated steel plate comprises a coated steel plate, and at least one surface of the coated steel plate is provided with a UV coating. The UV coating contains the following active ingredients: 40-55 parts by weight of a composite resin A, wherein the composite resin A comprises an aliphatic polyurethane acrylate oligomer A1 containing 15-25 wt% of an acrylate monomer having an unsaturated double bond, and an amine-modified epoxy diacrylate oligomer A2 containing 25-35 wt% of an acrylate monomer having an unsaturated double bond; 5-12 parts by weight of an organosilicon compound B; 12-22 parts by weight of a monofunctional alkenyl unsaturated polymerizable monomer C; 4-13 parts by weight of an acrylic phosphate compound D; 0.5-3 parts by weight of an acrylic titanium salt or zirconium salt compound E; and 6-10 parts by weight of a UV photoinitiator F. Further disclosed in the present invention are a manufacturing method for the UV-coated steel plate having good corrosion resistance and processability, and a UV coating for a coated steel plate.

This invention discloses a systematic health care kit for automotive interiors and glass, and its usage method, belonging to the field of automotive care product technology. The kit consists of an interior cleaning composition, an interior maintenance composition, and a glass inner anti-UV coating composition. The interior cleaning composition gently and deeply cleans, opening absorption channels for subsequent maintenance; the interior maintenance composition comprehensively restores leather elasticity and luster through a four-dimensional repair mechanism involving hydration and moisture retention, collagen replenishment, tanning agent replenishment, and natural oil replenishment; the glass inner anti-UV coating composition forms a transparent anti-UV film on the inside of the glass, blocking UV rays that cause interior aging at the source. The method of this invention includes three sequential steps: cleaning, maintenance, and coating. These three steps work synergistically, with an overall effect far exceeding the sum of the individual steps. All product raw materials are food-grade or cosmetic-grade, meeting maternal and infant safety standards, suitable for the characteristics of the enclosed space of a car, with a clearly defined usage period, convenient operation, and affordability. This invention delays interior aging from the source, extends the service life of the interior, and improves the healthy environment inside the car, with broad market prospects.

This invention relates to a heat- and oxygen-resistant UV coating and its preparation method, belonging to the field of UV coating technology. The coating comprises: 7-12 wt% silicone-based anti-aging agent, 3.5-5 wt% co-solvent, 5-8 wt% reactive diluent, 1.2-1.5 wt% photoinitiator, 6-8 wt% antireflective filler, 0.3-0.4 wt% defoamer, and 0.6-0.8 wt% leveling agent, with the balance being polyester acrylate. The silicone-based anti-aging agent is prepared by hydrosilylation of acrylic acid with single-end hydrogen-capped silicone oil to form a carboxylated intermediate, which is then esterified with pentaerythritol to form a branched silicon chain compound. This is a non-crosslinked silicone-based additive. Through molecular design, a balance between compatibility, thermal stability, and curing efficiency is achieved, effectively improving the coating's resistance to heat and oxygen aging.

The application discloses a kind of high-temperature-resistant UV coating compositions and preparation method thereof, including the following weight parts of raw material composition: triazine ring group modified polyurethane prepolymer 55~65 parts, siloxane group modified polyurethane prepolymer 25~35 parts, composite modified filler 2.5~7 parts, active diluent 15~20 parts, organic solvent 35~50 parts, photoinitiator 3~5 parts, antioxidant 1~2 parts, defoaming agent 0.2~0.5 parts and levelling agent 0.2~0.5 parts;UV coating composition prepared UV coating has excellent long-term high-temperature resistance, can satisfy extreme high-temperature scene demand.

The application discloses a UV coating coating device with good uniformity, which comprises a base, a winding drum fixedly connected to the top of the base, the winding drum winding and collecting the coated base material, a roller frame fixedly connected to the end of the base away from the winding drum, a pinch roller fixedly connected to the top of the roller frame, a cleaning member fixedly connected to the side of the roller frame, the cleaning member cleaning the cloth surface in advance before coating, a light-proof box provided on the side of the cleaning member close to the winding drum, the bottom of the light-proof box being fixedly connected to the base through a support, a spraying member fixedly connected to the inner wall of the light-proof box, a scraping member fixedly connected to the side of the inner wall of the light-proof box close to the winding drum, a supporting plate provided below the scraping member, the bottom of the supporting plate being fixedly connected to the base, and a ultraviolet lamp fixedly connected to the side of the light-proof box, and the application relates to the technical field of coating machines, and the UV coating coating device with good uniformity scrapes the base after spraying coating, so that the coating is more uniform.