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1318 results about "Oil paint" patented technology

Oil paint is a type of slow-drying paint that consists of particles of pigment suspended in a drying oil, commonly linseed oil. The viscosity of the paint may be modified by the addition of a solvent such as turpentine or white spirit, and varnish may be added to increase the glossiness of the dried oil paint film. Oil paints have been used in Europe since the 12th century for simple decoration, but were not widely adopted as an artistic medium until the early 15th century. Common modern applications of oil paint are in finishing and protection of wood in buildings and exposed metal structures such as ships and bridges. Its hard-wearing properties and luminous colors make it desirable for both interior and exterior use on wood and metal. Due to its slow-drying properties, it has recently been used in paint-on-glass animation. Thickness of coat has considerable bearing on time required for drying: thin coats of oil paint dry relatively quickly.

Waterborne residual rust antirust coating and preparation method thereof

The invention discloses a waterborne residual rust antirust coating and a preparation method thereof. The waterborne residual rust antirust coating is prepared from styrene-acrylic emulsion, water soluble epoxy resin, water soluble acrylic resin, iron oxide red, graphene, zinc oxide, barium sulphate, transforming agents, a transformation accelerator, a levelling agent, a defoaming agent, a dispersing agent, a thickening agent and water. The waterborne residual rust antirust coating contains no organic solvent, is environment-friendly and pollution-free, has the characteristic that bottom and surface are combined and has an excellent physical and chemical antirust and rust transforming function, is applicable to rust protection of the surface of steel with rust, a hard oxidation skin layer or an oil paint film and is also applicable to rust protection of the surface of rust-free steel, the preparation method is simple, construction is easy, two transforming agents are complexed in the waterborne residual rust antirust coating, so that a binding force between the waterborne residual rust antirust coating and rust is increased, the waterborne residual rust antirust coating can be directly brushed and coated on the surface of rusty steel and is applicable to multiple construction ways such as spraying, brushing and showering, the coating cost is low, and the rust protection requirements of urban road facilities, bridges, oil and gas pipelines, engineering mechanical equipment, ships and the like can be met.
Owner:重庆南方漆业有限公司

Method for manufacturing transfer film and transfer aluminum-plating paper

The invention discloses a method for manufacturing a transfer film. The method comprises the steps of (1) manufacturing a master die with Fresnel lens patterns and laser graph patterns, and then electroforming to form a die-pressing working plate; (2) mounting the die-pressing working plate on a die-pressing roller, coating a layer of ultraviolet curing embossed coating on a lower surface of a plastic film and enabling the ultraviolet curing embossed coating to be closely contacted with the die-pressing roller, and then curing the coating layer; (3) separating the ultraviolet curing embossed coating layer from the die-pressing working plate to obtain a transfer film. A method for manufacturing transfer aluminum-plating paper comprises the follow-up steps on the basis of the transfer film: (4) plating aluminum on the ultraviolet curing embossed coating layer to form an aluminum-plating layer; (5) coating a layer of oil paint on the aluminum-plating layer and then drying; (6) compounding the transfer film with printing paper, and then separating the ultraviolet curing embossed coating layer from the aluminum-plating layer to obtain the transfer aluminum-plating paper. According to the method, clear Fresnel lens patterns and laser graph patterns can be formed on the transfer film and the transfer aluminum-plating paper.
Owner:汕头市龙湖昌丰化工有限公司

Method for achieving oil painting three-dimensional duplication through ultraviolet-light-emitting diode (UV-LED) ink-jet printer

The invention discloses a method for achieving oil painting three-dimensional duplication through an ultraviolet-light-emitting diode (UV-LED) ink-jet printer. The method comprises the following steps that (1) colored image information of an oil painting is obtained through two-dimensional non-contact scanning equipment; (2) pigment height information of the oil painting is obtained through three-dimensional scanning equipment, and a surface configuration three-dimensional model of the oil painting is established; (3) the number of layers of printing is determined according to the Z-axis height of the model, and the number of the layers is obtained by dividing the maximum value of the Z-axis by the average thickness of a single layer of white ultraviolet (UV) printing ink; (4) the cross section of each layer is extracted, and the cross sections of the layers are introduced into the UV printer to be printed after being subjected to vectorization treatment; (5) stacking printing is conducted through the white UV printing ink according to layer data, and a white three-dimensional oil painting entity is obtained; and (6) colored images are printed on the white three-dimensional oil painting entity, and a three-dimensional oil painting duplicate is formed. By means of the method, the concave-convex undulating characteristics of pigment on the surface of an oil painting original manuscript can be reproduced veritably, the three-dimensional impression of a real oil painting is achieved, the deficiency that the three-dimensional duplication of the oil painting cannot be achieved through an ordinary paint spraying and printing method is remedied, and the requirements for high-fidelity oil painting duplication can be met.
Owner:SOUTH CHINA UNIV OF TECH

Process for covering water transfer printing on wood plastic, plastic and metallic products

The invention discloses a water-coated transfer printing process for wood, plastic, and metal products, which comprises the following steps: according to the necessary background color, spraying oil paint on the surfaces of the wood, the plastic, and the metal products; spreading a water-coated transfer printing film on the water surface by putting the surface with printing ink patterns to face upwards; spraying an activator on the water-coated transfer printing film evenly through a spray gun when the water-coated transfer printing film is softened and spread levelly; and according to the positions of the patterns floating on the water surface, pressing an obtained product downwards into the water for 2 to 10 seconds and taking out the product, and transferring the patterns on the water-coated transfer printing film to the surface of the product under the action of water pressure. The process further comprises the following steps: washing the obtained product clean by water and then putting the product into a drying furnace to be dried at a temperature between 50 and 70 DEG C; or using a blowing gun to blow off the water, drying the product at room temperature, spraying a layer of transparent oil paint on the surface of the product, putting the product in the drying furnace and curing the product at a temperature between 50 and 160 DEG C. The compositions of the activator are as follows according to percentage by weight: 33 percent of xylene, 15 percent of butyl acetate, 15 percent of methyl acetate, 10 percent of methyl isobutyl ketone, 5 percent of isobutanol, 8 percent of isophorone, 5 percent of methyl methacrylate, 7 percent of cyclo ethyl ketone, and 2 percent of nitrocellulose resin.
Owner:张艳 +1

Preparation method of ecological plate

The invention discloses a preparation method of an ecological plate, which comprises the following steps of: step 1, preparing melamine impregnated cellophane paper, wherein glue content is increased by 15-20% in the preparation process in comparison with a traditional formula; step 2, attaching the melamine impregnated cellophane paper on special-shaped veneers; step 3, preparing an intermediate substrate; step 4, respectively adhering the veneers attached with the melamine impregnated cellophane paper to two surfaces of the intermediate substrates, and pressing and heating the two surfaces of the intermediate substrate to get the ecological plate. In the preparation method provided by the invention, a grainy paper for printing substitutes a natural wood material to serve as a decorative finish of the plate, so that usage amount of wood is greatly reduced, and non-renewable resource is saved; oil paint is substituted after the surface of the plate is impregnated by melamine, so that cost on processing is greatly saved, processing time is greatly shortened, and environmental performance of the preparation method is far better than that of the conventional production method; and the prepared ecological plate is excellent in surface abrasive resistance, scratch resistance, stain resistance and fire resistance, and is fashionable in design and color expression, so that the prepared ecological plate can meet the requirements of different consumers.
Owner:上海荷雨木业有限公司

Color smoking treatment technology for wood modification face layer

The invention discloses a color smoking treatment technology for a wood modification face layer. The color smoking treatment technology comprises the specific steps that firstly, to-be-treated wood is stacked and is blown through hot air; secondly, a layer of alcohol is brushed on the surface of the wood, cleaning is conducted through a sodium carbonate solution, then thorough scrubbing is conducted through water, and the wood modification face layer is obtained; thirdly, the overall wood is immersed in a phosphoric acid solution and taken out to be aired dry; fourthly, the wood is subjected to smoking, and the wood is subjected to further baking smoking through fuel materials; fifthly, the wood is placed in a heat treatment box to be tidily placed, rapid temperature rising is conducted, vacuum pumping is carried out, then slow temperature rising is conducted, and drying is conducted till absolute dry is achieved; sixthly, the surface of the wood subjected to heat treatment is wiped thoroughly through water; seventhly, the surface of the modification face layer is coated with a wood modification agent; and eighthly, the surface of the wood modification agent is coated with a layer of protective paint again. According to the color smoking treatment technology, physical treatment and oil paint treatment are combined, the permanency of the wood color is guaranteed, the wood waterproofness is guaranteed as well, and the wood is free of toxicity, environment-friendly, safe and sanitary.
Owner:JIANGSU KENTIER WOOD

Double-sided paint spraying equipment for machined vehicle door of electric automobile

The invention relates to the technical field of electric vehicles, in particular to double-sided paint spraying equipment for a machined vehicle door of an electric automobile. The double-sided paintspraying equipment comprises a first paint box, a second paint box and a paint spraying platform, wherein the first paint box and the second paint box are respectively arranged on the left side and the right side of the paint spraying platform, a machine box is arranged at the lower end of the paint spraying platform, a stand column is arranged at the rear end of the upper surface of the paint spraying platform, a stand sliding groove is formed in one side face of the stand column, and a lifting block is arranged on the side face, close to the stand sliding groove, of the stand column. According to the double-sided paint spraying equipment, the automation degree is high in the 180-degree overturning process, the overturning angle is accurate, manual fixing is not needed after overturning,and the workload of operators is reduced; and meanwhile, through the linkage function of each component, a paint spraying mechanism for paint spraying can be automatically switched in the door overturning process, the whole action is rapid, the problem that existing equipment needs to manually and frequently switch oil paint is solved, the linkage effect is excellent, the working efficiency is high, and the practicability is high.
Owner:阜阳佳派生产力促进中心有限公司

Automatic paint spraying equipment for pickaxe

The invention relates to paint spraying equipment, in particular to automatic paint spraying equipment for a pickaxe. The invention aims at solving the technical problem of how to design the automaticpaint spraying equipment for the pickaxe, which can comprehensively spray paint on the pickaxe without the need of manpower, is effort-saving and convenient, and can prevent flying oil paint from influencing the ambient environment. The automatic paint spraying equipment for the pickaxe comprises a bottom plate and a servo motor, wherein support plates are symmetrically and fixedly connected to one side of the bottom plate; a rack is fixedly connected between the end parts, far away from the bottom plate, of the two support plates; and the servo motor is arranged on one side, far away from the bottom plate, of the rack. According to the automatic paint spraying equipment for the pickaxe provided by the invention, the pickaxe is fixed through a pickaxe moving block and a second clamp rod,and the servo motor is started to rotate forwards, so that the pickaxe can be rotated inversely so as to spray the paint through a paint spraying part; and in addition, through the cooperation of a rotary gear and a rack, the pickaxe is rotated so as to be sprayed with the paint comprehensively and has no need to be sprayed with the paint manually, so that the automatic paint spraying equipment for the pickaxe is effort-saving and convenient.
Owner:赣州圣享区块链技术有限公司
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