75results about How to "Good metal texture" patented technology

The invention provides a free-spraying polyamide resin with metal effect, and a preparation method thereof. The free-spraying polyamide resin comprises, by mass, 70 to 95 parts of polyamide, 10 to 30 parts of a metal color pigment, 0.1 to 2 parts of a coupling agent, 0.1 to 0.2 part of zinc stearate, and 2 to 8 parts of a lubricating agent. The preparation method comprises following steps: the raw materials are mixed, are delivered into an extruder for melt blending and extrusion, and then cooing, drying, and cutting are carried out so as to obtain the free-spraying polyamide resin with metal effect. According to the preparation method, the metal color pigment is added into polyamide, and accessory ingredients such as the coupling agent and zinc stearate are added, so that the compatibility and dispersity of polymer matrix with the metal color pigment are improved, spraying effect of metal effect of the obtained product is achieved after injection moulding, increasing of production cost and ecological environment pollution caused by spraying are avoided, defects of injection molding products, such as flow lines and weld bond, are reduced, cost is reduced, and application prospect is promising.

The present invention relates to a pretreatment process of electroplating for automobile door handles. The pretreatment process includes seven processes of degreasing, roughening, reduction, pre-soaking, activation, degumming and electroless nickel plating. Secondary roughening, and increase the roughening concentration, reduction concentration and pre-dipping concentration; and the activation solution is a mixture of hydrochloric acid, metal palladium and stannous chloride. The invention has the advantages that: the pretreatment process solves the problem that the existing electroplating pretreatment activation process is easy to corrode the base material, which seriously affects the appearance effect and adhesion of electroplating, and ensures that the automobile door handle has good adhesion during electroplating treatment , so that the car door handle shows an excellent metal texture after electroplating, which improves the appearance effect.

The invention relates to a decorative plate for building decoration, in particular to a surface coverage board for decoration; especially, the invention discloses a metal facing tile productive technology which is characterized in that: the technology comprises the following steps: (1) a tile basic layer is ground; (2) mixture of adhesives and metal powder is sprayed on the surface of the tile; (3) the tile is dried; (4) the dried tile is ground; (5) the tile is cleaned by stearol removing agent; (6) a protective layer for preventing oxidation of metal surface is sprayed. The method has simple manufacturing mode and is blended with the traditional process of the surface spraying and the like, thereby having special surface decorative effect.

The invention discloses a mobile phone shell forming method. The mobile phone shell forming method comprises the steps that a metal strip is welded into a rectangular frame body through bending, and a mobile phone frame is made; then a plurality of connecting pieces are welded and formed on the two inner sides of the mobile phone frame; and the mobile phone frame is arranged in a pressure casting die, and a middle plate is formed on the inner side of the mobile phone frame in a pressure casting mode. The connecting strength of the middle plate and the mobile phone frame is strengthened through the connecting pieces, and therefore, the strength of a mobile phone is strengthened; in addition, the mobile phone frame is formed by the metal strip through bending and welding, the production cost of the mobile phone frame can be reduced, and the strength of the mobile phone frame can be made higher than that of a mobile phone frame formed through machining according to the material mechanics and the material forming streamline science; and meanwhile, the appearance of the mobile phone has the good metal texture.

A resin molded body includes a polymeric material, such as one of a thermoplastic resin, a thermosetting resin, elastomer, and rubber, to which a required amount of ferromagnetic glittering agent having shape anisotropy is added. At a time when the polymeric material is in a molten resin state inside of a mold cavity, the polymeric material is subjected to the three-axis orientation control and orientation distribution control performed by applying a rotating magnetic field to the molten resin at a required position, adjusting an orientation of the ferromagnetic glittering agent mixed in the molten resin, and shifting the ferromagnetic glittering agent mixed in the molten resin in a required direction, and the ferromagnetic glittering agent mixed in the molten resin is then shifted to a design surface side to be thereby concentratedly distributed for orientation.

The invention discloses a 3D material additive manufacturing process. The 3D material additive manufacturing process is characterized by comprising the following steps: step 1, heating materials to a semi-molten state; step 2, extruding the materials into strip-shaped blank in a mode of enabling an extruding head to fit with a mould surface of a mould; and step 3, repeating the step 2, enabling adjacent strip-shaped blank to splice or stack with each other, performing a molten-state or semi-molten-state jointing on a joint of adjacent strip-shaped blank to obtain a prefabricated part or welding through friction stir welding to obtain the prefabricated part. The 3D material additive manufacturing process is suitable for thermoplastic nonmetal materials and metal materials, and has the advantages of a wide range of application, low cost and good mechanical performances of workpieces obtained by manufacturing.

The invention discloses a wallboard for an integral bath room and a preparation method of the wallboard. A substrate is an SMC sheet-shaped molding compound molded plate, a panel is a glue film veneered thin aluminum plate, and the glue film veneered thin aluminum plate is obtained by compounding a glue film and a thin aluminum plate through film laminating. The preparation method of the wallboard comprises the following steps: compounding the glue film with the aluminum plate to obtain a panel material; and paving the panel material on the surface of a mold, feeding the substrate into the mold, laminating the substrate to the back of the panel material, heating the panel material and the substrate to 125-145 DEG C, and carrying out once pressure forming in the mold, wherein the front surface of the panel material faces to the mold. A polyurethane hot melt adhesive is utilized, when the temperature is 100-120 DEG C, isocyanate groups of polyurethane are maintained at a closed state, when the temperature is 125-145 DEG C during in-mold forming, double bonds of isocyanate are opened at about 130 DEG C and are bonded with hydroxyl groups in SMC sheets, and then the thin aluminum plate and the SMC substrate are firmly bonded together through polyurethane glue. The wallboard has excellent metal texture, is plump and wear resistant and is unlikely to be scratched.

The invention belongs to the technical field of alloy materials, and particularly relates to an alloy composite material. A first metal layer, a second metal layer, a third metal layer and a fourth metal layer are sequentially precipitated on the surface of a soft base material through a physical vapor deposition method. Compared with the prior art, the adhesive force between layers is good, the mechanical strength resistance is good, the preparing process is stable, the metal texture is high, the weather fastness is good, and a film is not likely to oxidization even when the film is exposed to air for a long time; and meanwhile, the alloy composite material further has the low and high frequency electromagnetism radiation-proof function and is suitable for batch production.

The invention relates to a spray-free polypropylene material for automotive exterior decorations and a preparation technology thereof. The spray-free polypropylene material for the automotive exteriordecorations is prepared from the following raw materials in percent by mass: 1.5-3% of a metal powder , 0.5-2% of a pearl powder, 5-15% of a talcum powder, 0.1-0.4% of triethylene glycol ether-bis(3-tert-butyl-4-hydroxy-5-methylphenyl)propionate, 0.2-0.4% of N, N'-ethylene bisstearamide, 3-8% of a flame retardant, 0.1-0.3% of 1-bromo-5, 5-dimethylhydantoin, 0.1-0.4% of an ultraviolet absorbent and the balance of polypropylene. The spray-free polypropylene material for the automotive exterior decorations has good luster and metal texture, and the appearance effect thereof is similar to the painting effect; the process is greatly simplified; the preparation technology is simple; the equipment requirements are low; the product yield rate is high; the surface quality of the spray-free material is obviously improved; the problems of surface blurring, gas mark and skin layering phenomena in the injection moulding process thereof are solved; the using requirements thereof in automotive interior and exterior decorations are met.

The invention discloses an aluminum alloy shell and a preparation method and individual electronic equipment thereof. The aluminum alloy shell comprises an aluminum alloy substrate (1) and an oxidation film layer (2), wherein a slit (3) is formed in the aluminum alloy substrate (1); the oxidation film layer (2) comprises an inner anode oxidation film layer (21) and an outer anode oxidation film layer (22); the inner anode oxidation film layer (21) is provided with inner anode oxidation film layer nano holes; the outer anode oxidation film layer (22) is provided with outer anode oxidation filmlayer nano holes; and the inner anode oxidation film layer nano holes and the outer anode oxidation film layer nano holes are separately independently filled with dye. When seen from the surface of the outer side of the shell, the aluminum alloy shell is a continuous metal layer, and the slit in the metal layer can serve as an antenna groove. The oxidation film layer on the surface of the metal layer has a good shielding effect, thus, the appearance of the slit is invisible, and the shell is neat and smooth. The aluminum alloy shell has good metal texture.

The invention discloses a high-temperature glisten glaze and a preparation method thereof. The glaze comprises, by mass, 1-16% of Al2O3, 50-75% of SiO2, 0.5-5% of CaO, 0-2% of MgO, 2-9% of K2O, 0-2% of Na2O, 2-16% of ZnO, 0-2% of PbO, 3-9% of ZrO2, 3-10% of CeO2 and 0.5-8% of B2O3. The glisten glaze is wide in application range, good in firing performance and high in stability and glisten strength; and the preparation method is reasonable and simple in technology.

The invention relates to a preparation method of mud of a stone gold purple sand utensil for softening water quality and accelerating sobering. The method comprises the following steps: manually selecting raw ore materials of the yellow stone scattered in a tender mud paragenic ore layer, airing and drying the weathered raw ore materials by adopting a winter-summer two-season open-air stacking natural weathering method, grinding by using a hard stone mill, crushing into 60-mesh and 80-mesh powder and 120-mesh fine powder, adding water, uniformly mixing and stirring, and sealing for ageing; andcarrying out sealed aging and three times of repeated vacuum pugging to prepare the purple sand pug of the purple sand utensil for softening water quality and accelerating sobering. According to themethod, the design color requirement is met through different firing temperatures and methods, the product quality is good, the utensil metal texture is achieved, the glass phase is extremely good, and the purpose of turning waste purple sand waste mineral aggregate into wealth can be achieved. The finished product can effectively soften the water quality, is sweet and pure to drink, improves thetaste, and has a certain health-care effect. The product can be used for quickly decanting wine drinks, and is mellow and soft in taste.

The invention relates to a faucet handle. The faucet handle comprises a handle shell, a balance weight block and a fixed piece, wherein injection molding is adopted for the handle shell and the fixedpiece; the handle shell is provided with an installing hole, and comprises a handle and a faucet connection portion; the faucet connection portion is provided with a hollow containing portion; the balance weight block is arranged in the containing portion; a valve element connection head is arranged on the outer side of the fixed piece, and a positioning boss is arranged on the inner side; and thefixed piece is arranged in the containing portion on the outer side of the balance weight block and is welded to the handle shell in an interference manner. The faucet shell has the following beneficial effects that firstly, the structure is simplified, the electroplating process is simple, and cost is lower; secondly, the appearance face comprises a visible portion in the handle shell, and bothof them are very bright and clean, and the nearly perfect metal texture is achieved; thirdly, the fixed piece and the handle shell are in interference welding, so that gas tightness between the fixedpiece and the handle shell is better, and connection is more stable and reliable; and fourthly, the fixed piece is provided with an alignment groove, in the process of installing the fixed piece, thealignment groove is aligned with the installing hole, and the fixed piece can be accurately installed in place.

The invention provides a spraying-free material, which comprises the following components by weight: 60-70 parts of PC resin, 20-40 parts of ABS resin, 1-5 parts of PA6 resin, 1-4 parts of a compatilizer, 0.1-1 part of an antioxidant and 0.4-0.6 part of a melt index improver. The invention also provides a preparation method of the material, and the method includes: compounding the PC resin, ABS resin, PA6 resin and other auxiliary materials, and carrying out extrusion granulation. The material has the advantages of high glossiness, good metal texture, environmental protection, no toxicity andlow processing cost. Meanwhile, compared with spraying-free materials in the prior art, the material has good tensile strength and impact strength.

The invention provides a biomass water-based decorative coating with metal texture and a preparation method. Fish scale is dried and refined at the low temperature, the obtained fish scale and mica powder are subjected to centralized dispersion and homogenization in airflow, a biomass pigment is obtained and uniformly mixed with a water-based fluorocarbon emulsion, an acrylic emulsion, glass micropowder and water, and the biomass water-based decorative coating with metal texture is obtained. The method overcomes the defects that existing coatings with metal texture are prone to oxidation due to use of metal powder and have weak metal gloss due to use of pigments, the coating contains fish scale powder assisted with the mica powder and thus has excellent gloss and metal texture, the coatingis easy to bond with bottom surfaces, has excellent scratch resistance, has attractiveness and protection functions and has the characteristics of fullness, smoothness, high hardness, extremely highadhesion, yellowing resistance, water resistance and the like.

The invention discloses an ABS/POK alloy spraying-free material and a preparation method thereof, and solves the technical problems that an existing spraying-free material is not scratch-resistant, poor in product weight and narrow in application range. Every 100 parts by weight of the ABS/POK alloy spraying-free material comprises the following components: 49.5-65 parts of ABS, 30-44 parts of POK, 2-5 parts of a compatilizer, 0.2-1 part of a processing aid, 1-2 parts of an aluminum strip mixture, 0.3-0.6 part of an acid absorbent, 0.1-0.5 part of a lubricating dispersant and 0.1 part of whiteoil. The invention also provides a preparation method of the ABS/POK alloy spraying-free material.

The invention provides a method for improving joint strength of polyethylene and metalwork. The method comprises the following steps: a, subjecting polyethylene or a polyethylene compound to irradiation cross-linking; b, fusing the polyethylene or polyethylene compound having undergone irradiation cross-linking and subjecting the metalwork and the fused polyethylene or polyethylene compound to mould pressing and bonding; and c, slowly cooling to room temperature after mould pressing and bonding of the metalwork and the fused polyethylene or polyethylene compound. Or the method comprises the following steps: d, subjecting the polyethylene or polyethylene compound used for connection with the metalwork to irradiation cross-linking; and e, heating the metalwork and bonding the heated metalwork onto the surface of the polyethylene or polyethylene compound through pressurization or embedding the heated metalwork into the polyethylene or polyethylene compound. The method has the characteristics of high joint strength, high manufacturing efficiency, good product consistency, low manufacturing cost, economy, environment friendliness, etc.

The invention relates to a plastic part metalizing process with a hardware nanometer molding artwork line effect. The plastic part metalizing process comprises the following steps: step 1, taking a plastic base material, spraying priming paint on the surface of the plastic base material, baking, and thus obtaining a priming paint layer; step 2, spraying protective paint on the surface of the priming paint layer, baking, and thus forming a protective paint layer; step 3, spraying imitated anodized paint on the surface of the protective paint layer, baking, and thus forming a imitated anodizedpaint layer; and step 4, spraying cover paint on the surface of the imitated anodized paint layer, covering, and forming a cover paint layer. Thus, the shell of a mobile communication terminal has a good metal texture effect, the adhesive force between each coating and the plastic base material is good, and abrading and peeling are not easy. In addition, as a non-metallic material is used as the base material, the surface treatment steps of T treatment, nanometer molding, polishing, sand blasting, etc., are not needed, the processing technology is simplified, the production cycle is shortened,and further the production efficiency is improved. Moreover, the waste and overuse of metal materials are reduced.