46results about How to "Speed up heat flow" patented technology

The present invention provides: a resin composition for injection molding, which can produce a molded body that exhibits excellent thermal stability, thermal fluidity and high water pressure resistance without using heavy metals such as lead and tin; and a molded body obtained by using the resin composition for injection molding. The present invention is a resin composition for injection molding,which contains a chlorinated vinyl chloride-based resin, a vinyl chloride-based resin and a thermal stabilizer, wherein the thermal stabilizer contains a calcium alkylcarboxylate and a zinc compound,the vinyl chloride-based resin has a degree of polymerization of 400-1000, and the vinyl chloride-based resin is contained at a quantity of 1-30 parts by mass relative to 100 parts by mass of the chlorinated vinyl chloride-based resin.

An object of the present invention is to provide a coating composition that has excellent throwing power and electrodeposition coating applicability onto hot dip galvanized steel sheets, and that provides a cationic electrodeposition coating film having a superior finish and excellent anti-corrosion properties, and a multilayer coating film with a superior finish formed on the cationic electrodeposition coating film by a 3C1B process. The present invention provides a cationic electrodeposition coating composition having amino group-containing epoxy resin (A) obtained by reacting epoxy resin (A1) having an epoxy equivalent of 500 to 2,500 with amine compound (A2); and blocked polyisocyanate curing agent (B).

A paint composition containing a carboxyl-group-containing compound (A), a polyepoxide (B), and specific polyol (C) having a number-average molecular weight in the range of 300 to 1500; and a method for forming a multilayered coating for sequentially applying an aqueous first colored paint, an aqueous second colored paint, and a clear paint on an object to be painted using the paint composition as the clear paint, and heat curing the paint in a single process to form a multilayered coating.

The invention discloses an epoxy sheet molding compound, wherein the middle core material is composed of fibers impregnated with epoxy resin paste, and the upper and lower surfaces are covered with PE films. In parts by weight, the epoxy sheet molding compound is made of the following raw materials: 100 parts of epoxy resin, 4-20 parts of diluent, 15-80 parts of curing agent, 9-16 parts of thickener, 6 parts of organic acid ~18 parts, 1~4 parts of internal release agent, 80~180 parts of filler, 50~150 parts of fiber. The preparation steps of the epoxy sheet molding compound include the preparation of epoxy resin paste, the preparation of the epoxy sheet molding compound and the curing of the epoxy sheet molding compound. The epoxy sheet molding compound has the advantages of good thermal fluidity, short curing time, long storage time and the like, and the preparation process is simple. Higher-strength epoxy composite structural parts can be prepared by hot-press curing. Compared with unsaturated polyester SMC products, the strength is greatly improved, and the corrosion resistance and insulation properties are enhanced.

The invention provides a method for preparing an epoxy sheet-like mold plastic, which comprises the following steps: thickening the mixed epoxide resin system with diisocyanate compound; strengthening the chopped strand; making the tectorial into non-stick hand and shear epoxy sheet-like mold plastic, that is, preparing the epoxide resin paste and the epoxy sheet-like mold plastic; ripening. The epoxy sheet-like mold plastic comprises the following parts: 100 quetient mixed epoxide resin, 4-10 quetient deflocculating agent, 15-80 quetient curing agent, 5-20 quetient thickener, 1-4 quetient internal releasing agent, 80-180 filler and 50-150 fiber, wherein the intermediate core material of the epoxy sheet-like mold plastic comprises fiber which is dipped epoxide resin paste, and the up-down surface is covered by PE thin film. The epoxy sheet-like mold plastic is provided with the good heat flow property, the short curing time, the long saving time and the corrosion resistant, which can be made high strength epoxide composite material part.

The present application provides a composite phase change material, which comprises 65-80 parts of a phase change material and 20-35 parts of a binder in parts by weight. The adhesive comprises an acrylate monomer with a molecular weight of 50-300, an acrylate polymer with a molecular weight of 500-2000 and an initiator. The application also provides an application method of the composite phase change material and a battery using the composite phase change material. The initiator in the composite phase change material can generate free radicals under ultraviolet light irradiation conditions to initiate polymerization between the components in the composite phase change material, so that the composite phase change material is cured, so as to greatly shorten the composite phase change The speed at which the material solidifies into shape. In addition, after curing, the composite phase change material will not flow when heated, and has good reliability.

The invention discloses a high-conductivity copper alloy containing tellurium-nickel and a preparation method thereof. A quaternary alloy is formed by adding nickel-iron-tellurium to pure copper, graphite flakes are used as a covering agent, and phosphor-copper alloy is used as a deoxidizer. According to the melting point and high suction, the materials are added sequentially for melting, and the high-conductivity copper alloy is prepared through the melting and casting process. Nickel, iron elements, solid solution of nickel and iron expands the plasticity of iron in the alloy, and at the same time increases the strength of pure copper, overcoming the shortcomings of high strength but low plasticity of copper-iron alloys in traditional technology, and the tellurium element improves the cutting performance of the alloy and pure copper A high-performance copper alloy that not only maintains the mechanical properties of the copper alloy, but also has high electrical conductivity, high strength and good cutting performance coexists.

The invention provides a transparent paint composition of a multilayer coating film, which is not easy to be affected by the roughness of the surface of the bottom material, the flatness and the DOI performance are excellent, when the coated object is sequentially coated by a first water coloration paint, a second water coloration paint, and a transparent coating, and then is solidified together to form the multi-layer coating film, and the multi-layer coating forming method. The paint composition comprises the acrylic resin (A) containing the hydroxyl, the melamine resin (B), and the polyhydric alcohols (C) having the special number-average molar mass in a range from 300-1500. The paint composition can be used as the transparent paint, and the coated object is sequentially coated by the first water coloration paint, the second water coloration paint, and the transparent coating, which are heated and solidified together to form the multi-layer coating.

A flame retardant contains an aromatic phosphoric acid ester represented by general formula (I). In the formula, R1-R4, R7, and R8 each independently represent a C1-4 alkyl group or a C1-4 alkoxy group, R5, R6, and R9 each independently represent a C1-10 alkyl group or a C1-10 alkoxy group, n is an integer of 1-10, n1 and n2 each independently are an integer of 0-3, m1 and m2 each independently are an integer of 0-4, p is an integer of 0-26, k is an integer of 1-12, and when p is 2 or higher, any two R9 may connect to form another ring together with the carbon atoms of the ring to which R9 isbonded.

The invention discloses a method for producing a Nixing pottery by stacking and carving. The method comprises the steps of preparing a blank material, forming a blank body, finishing the blank body, decorating the blank body, drying the blank body and firing the blank body, wherein the step of decorating the blank body comprises the sub-steps of moisturizing the blank body, preparing a stacking and carving material, stacking and carving; and the step of firing the blank body comprises the following sub-steps of: 1) placing a dry blank body into a kiln, gradually heating at a speed of 20-30 DEG C per hour, when heating to be 80-120 DEG C, stopping heating, and keeping for 20-28 h; 2) gradually heating again at a speed of 20-30 DEG C per hour, when heating to be 350-500 DEG C, stopping heating, and keeping for 0.5-2 h; 3) gradually heating again at a speed of 20-30 DEG C per hour, when heating to be 550-700 DEG C, stopping heating, and keeping for 0.5-2 h; 4) gradually heating again at a speed of 30-60 DEG C per hour, and heating to be 1060-1100 DEG C; and 5) naturally cooling.

A thermoelectric device according to one exemplary embodiment of the present invention comprises: a heat dissipation member in which a groove is formed; the first electrode is arranged in the groove; a semiconductor structure disposed on the first electrode; a second electrode disposed on the semiconductor structure; a substrate disposed on the second electrode; and a sealing member disposed between the substrate and a sidewall of the recess.