56results about How to "No fog" patented technology

The invention belongs to the technical field of surface protective materials, and discloses an ultraviolet-cured stripping protective material and a preparation method and application thereof. The stripping protective material comprises the following components in parts by weight: 50-90% of polyurethane modified acrylic ester, 5-35% of acrylics reactive diluent, 1-8% of photoinitiator, 1-15% of filler, and 0-10% of additive. According to the ultraviolet-cured stripping protective material, the ultraviolet light is used for triggering a chained polymerization, the time for curing is short, generally 1-5 seconds, and the production efficiency is high; not any organic gas is released, so that the preparation method is more environment-friendly; the use and operation process is simple and convenient, the surface of the material is not affected due to overheating curing, mist is generated after stripping; the integral protective material can be better stripped, is not sticky, has no mist, and is applicable to protecting surfaces of ITO (indium tin oxide) glass, ITO membranes and PET (polyethylene terephthalate) membranes.

The invention provides a UV curable antifogging paint composition and a preparation method thereof. The paint composition comprises the following components: hydrophilic light cured resin, hydrophobic light cured resin, a hydrophilic light cured monomer, a photoinitiator, a solvent and an assistant. According to the invention, through use of the hyperbranched light cured resin with excellent hydrophility and the polymerizable surfactant, and cooperation with the high functionality hydrophobic light cured resin, a hydrophilicity and hydrophobicity partially cross-linked net structure can be formed after photocuring. Specifically, the hydrophilic part has excellent hydrophilic properties, so that water droplets can be easily spread on the coating to form a water film without fogging, and the hydrophobic part plays an anchorage point role in the coating, and the crosslinking density is increased, thus ensuring that the coating cannot be dissolved due to swelling in the circumstance of a large amount of water.

The invention discloses a resin for UV-cured strippable protection film, a preparation method and applications thereof. The preparation method comprises the following steps: adding the following monomers: methyl methacrylate, butyl acrylate, acrylic acid, hydroxypropyl acrylate, isooctyl methacrylate, and azodiisobutyronitrile into an organic solvent, evenly mixing to obtain a mixed solution, introducing nitrogen gas into the mixed solution; adding part of the mixed solution into a four-mouth flask, carrying out reactions; dropwise adding the rest mixed solution and lauryl mercaptan, keeping on reactions; dissolving azodiisobutyronitrile by an organic solvent, then dropwise adding into the four-mouth flask, carrying out reactions; cooling the solution, dropwise adding diisocyanate, heating to carry out reactions; after cooling, dropwise adding a mixed solution of hydroxy acrylate and a polymerization inhibitor, heating; adding monohydric alcohol, cooling, and discharging the product. The provided resin can be easily peeled off from the surface of steel or glass. Furthermore, the UV curing system is more environment-friendly, the resin is nontoxic and harmless, the curing time is short, the resin can be cured within 10 seconds to form a film, and the production efficiency is largely improved.

The invention discloses a light transmitting coating layer for a window curtain. The light transmitting coating layer comprises components of mixed liquid and thickener, wherein the weight ratio of the mixed liquid to the thickener is 100: 1.5-4; the mixed liquid comprises the following components in percentage by weight: 10-20% of polystyrene, and 80-90% of polyethylene; the polystyrene is CU-620A pure acrylic emulsion; and the polyethylene is CU-621 pure acrylic emulsion. An application method of the light transmitting coating layer comprises the steps of: (1) mixing, (2) starching, (3) drying, and (4) rolling. Compared with the prior art, the light transmitting coating layer has the characteristics of fewer components, simple process, higher flatness, higher yield and lower cost.

The invention discloses a gas wireless meter reading system which comprises direct reading wireless meters and a counting and acquisition device, wherein the direct reading wireless meters are used for acquiring counting data of gas and transmitting the counting data to the counting and acquisition device in a wireless manner; the counting and acquisition device is used for acquiring the counting data; the direct reading wireless meters are wirelessly connected with the counting and acquisition device; the number of the direct reading wireless meters are at least two; all the direct reading wireless meters are connected with one another in a wireless manner; and the direct reading wireless meters are also used for receiving the counting data acquired by the adjacent direct reading wireless meters and transmitting the counting data to the counting and acquisition device in a wireless manner. In the gas wireless meter reading system, the direct reading wireless meters are used for acquiring the counting data of the gas and transmitting the counting data to the counting and acquisition device in a wireless manner; the direct reading wireless meters can be automatically networked in the system, so that the reliable transmission of multi-level data is achieved through more than one pair of data transmission, and the reliability of the system is improved; and moreover, the wiring is not required when the data is transmitted in a wireless manner, so that the installation construction and the system maintenance are simple.

Disclosed is toner in which is used in an image formation process comprising the steps of transferring an image of toner formed on a photoreceptor onto a recording sheet, and removing any residual toner remaining on any of the photoreceptor, an intermediate transfer member and a secondary transfer member with a cleaning blade, the toner containing at least toner particles (A) and small particles (B), wherein the toner particles (A) have an average circularity of from 0.93 to 0.99 and a number-based median diameter (D₅₀) of from 3.0 to 8.0 μm, the small particles (B) have an average circularity of from 0.70 to 0.92 and a number-based median diameter (D₅₀) of from 0.15 to 0.60 times that of the toner particles (A), and the surface energy of the toner particles (A) is different from that of the small particles (B).

The invention discloses an anti-fog urethane acrylate coating as well as a preparation method and a use method thereof. The invention relates to the technical field of urethane acrylate coatings. Thecoating comprises the following raw materials in parts by weight: 30-50 parts of urethane acrylate, 15-40 parts of acrylic resin, 10-15 parts of a carboxylated graphene dispersion liquid, 40-60 partsof a solvent, 1-5 parts of a photoinitiator and 0.1-1 part of a catalyst. According to the invention, hydrophilic pure acrylic resin is matched with hydrophobic urethane acrylate, and a hydrophilic and hydrophobic partially cross-linked network structure is formed after photocuring; meanwhile, the carboxylated graphene dispersion liquid has hydrophilicity, so that water drops are easy to spread onthe coating to form a water film without fogging; meanwhile, graphene is introduced, so that various film-forming properties of the prepared ultraviolet curing anti-fog coating are excellent, and hydrophilicity and adhesive force of carboxylated graphene can be reserved.

The invention discloses a window lamination method for paper. The window lamination method comprises the following steps: step 1, a two-sided corona film with one side pre-coated with hot melt glue isadopted, the other side of the two-sided corona film is bonded with the surface of the paper to be subjected to window lamination, full lamination of the two-sided corona film on the paper is realized, and an early semi-finished product is obtained; step 2, windowing is performed on the early semi-finished product, that is, a window is die-cut in a predetermined position of the early semi-finished product, scraps produced in die cutting are removed, and an intermediate semi-finished product is obtained; step 3, a heat seal film provided with co-polypropylene on at least one side is adopted, hot melt glue of the intermediate semi-finished product is covered with the side, provided with co-polypropylene, of the heat seal film, the heat seal film and the intermediate semi-finished product are bonded together through hot pressing by a hot pressing roller, and a finished paper product subjected to window lamination is obtained. The window lamination method has the advantages that the process difficulty is low, the effect of the window lamination finished product is good and the production efficiency is high.

The invention provides a preparation method of an environment-friendly benzene-free ketone-free white printing ink. The preparation method comprises the following steps: equipment is selected; the formulation of the white printing ink comprises the following components by weight percent: 35% of titanium dioxide, 30% of a resin, 1.5% of a wetter, 2% of a dispersing agent, 1.5% of an anti-settling agent and 30% of a mixed solvent; the components of the formulation are placed in a printing ink tank; operation is conducted to prepare the white printing ink; after the fineness and viscosity are qualified, the densities of toluene and butanone in the white printing ink are tested by a gas chromatograph so as to ensure the contents of the toluene and butanone in the white printing ink are lower than 0.03%; the white printing ink is filtered, weighed and packaged. The white printing ink prepared through the preparation method has the benefits as follows: the contents of the toluene and butanone in the white printing ink are lower than 0.03%, so that health of operating personnel is ensured; the white printing ink is stable in quality and good in performance; as the prepared white printing ink is free from the phenomenon of thickening or insoluble precipitate, the guarantee period can be above 1 year; phenomena such as fuzzy printing and cut lines in the printing process of the white printing ink are avoided; the production efficiency is high; the printing stability is ensured for users.

The present invention relates to a colligation type asbestic tile bamboo beam covering and nailing method and is characterized in covering and nailing points of a centre sill (3) and a circular beam (4) of an asbestic tiles (8) are bored (6) and pressed with treadle bars (9), then colligated and fixed by iron wires (7); the centre sill (3) and the circular beam (4) are also colligated, pulled and nailed on a wall to fix by the iron wires (5). The colligation type asbestic tile bamboo beam covering and nailing method of the invention overcomes the disadvantage that when bamboo is used to make beams, the bamboo can not be stably nailed and also solves the difficult problems that when the asbestic tile is covered and the nails are nailed and the screws are arranged on the beam and the girder by the prior art; the construction is so difficult that the asbestic tile is nailed unstably, easy to damage, high in cost, inconvenient to dismantle and easy to blow off by wind. The wind resisting effect of the present invention is three to five times of the wind resisting effect of the method by nailing the nails and screwing the screws; no stone blocks are needed to pressurize, thereby solving the difficult problem of firm covering and nailing. The invention is widely popularized to the rural areas to replace Han tiles (clay tiles) and save the beam and rafter which are the carriers of the Han tiles (clay tiles), thereby radically restraining timber consumption, and protecting forest ecological environment.

The invention provides an environmentally friendly water-based adhesive spray gun, which includes an A gun that sprays material A outward and a gun B that sprays material B outward. The front end of the gun A is connected with the material A tube that delivers the material A to the gun A, and the rear end of the gun A is connected with the air pump mechanism that pushes the material A to the outside through the trigger mechanism; the front end of the gun B is connected with the material B that delivers the material B to the B gun The rear end of gun B is connected to the trigger mechanism and gun A shares an air pump mechanism, so that when the trigger is pulled, gun A and gun B can spray paint outward at the same time and form a spray layer mixed with material A and material B on the surface of the workpiece . The invention has the advantages of simple structure, uniform spraying and no fogging.

The invention relates to the field of mechanical equipment, in particular to a hot plate mold for automobile lamp housing manufacturing equipment. The hot plate mold for automobile lamp housing manufacturing equipment comprises a mold base, the upper surface of which is a working face of a shape corresponding to a to-be-processed workpiece, wherein a heating device is arranged in the mold base; aheating groove for placing the heating device is formed in a mounting face of the mold base; the heating groove corresponds to the contour of the outer edge of a welding rib used for processing the workpiece; and a hollow cavity is formed in the contour range of the heating groove in the middle of the mold base, so that the upper surface and the lower surface of the mold base are connected through. The mold provided by the invention has the advantages of being simple to operate, low in manufacturing cost and good in using effect.

The invention provides flat tempered low-altitude glass. The glass comprises upper glass and lower glass, which are flat tempered glass, wherein edge sealing strip frames are arranged on the peripheries of the welding surfaces of the upper and lower glass; the peripheries of the upper and lower glass are welded together through low-temperature glass solders; and a closed low-altitude layer is formed between the upper glass and the lower glass and is internally provided with supports which are arranged in a lattice manner. A manufacturing method of the low-altitude glass provided by the invention is simple in process; and the manufactured tempered low-altitude glass can overcome defects in the prior art and can be subjected to mass production.

The invention discloses a pair of defogging glasses. The pair of defogging glasses comprises a glasses body, lens frames which are in bilateral symmetry are arranged on the glasses body, a first electric heating wire and a second electric heating wire are arranged in the two lens frames respectively, a nose pad is arranged between the two lens frames, a wire and a heating mechanism are arranged inthe nose pad, and the heating mechanism is electrically connected to the first electric heating wire and the second electric heating wire through the wire respectively. The surrounding environment ofthe lenses of the defogging glasses can be heated to avoid fogging.

The invention discloses a PU protective film adhesive tape capable of automatically changing color and a preparation method of the adhesive tape. The PU protective film adhesive tape comprises a transparent base film, a color-changeable polyurethane adhesive layer and a one-sided release film, wherein the color-changeable polyurethane adhesive layer is coated on the surface of the transparent base film; the one-sided release film is laminated on the surface of the color-changeable polyurethane adhesive layer; the color-changeable polyurethane adhesive layer contains the following components in percentage by weight: 80-93% of a polyurethane adhesive, 2-8% of a curing additive and 3-12% of a coloring additive. The color-changeable polyurethane adhesive layer is prepared by proportioning specific components, so that the adhesive tape absorbs ultraviolet light or sunshine to produce color change while being subjected to ultraviolet light or sunshine irradiation; and moreover, when ultraviolet light or sunshine irradiation is lost, the adhesive tape returns to the original color, the product capable of automatically changing the color effectively prevents sight stimulation of the sunshine on a user, and the comfortableness and visual effect of the sight of the user are effectively ensured. The product is suitable for surface protection of glass lenses of electronic products, panels, touch screen module and other parts.