105results about How to "Good component compatibility" patented technology

The invention relates to a high-starch-content waterproof totally-decomposed composite material and a preparation method thereof. The method comprises the steps of: firstly dispersing nanosilicon dioxide particles in a plasticizer in advance to obtain nano sol; secondly, evenly blending the sol and starch in a high-speed mixer, and then kneading the mixture together with polyvinyl alcohol in a kneading machine to obtain starch-based master batch; and finally carrying out melt blending on the starch-based master batch and polylactic acid through one of or a combination of more of an open mill, an internal mixer and an extruder to obtain the high-starch-content waterproof totally-decomposed composite material. Compared with the ordinary biology-based composite material, the high-starch-content waterproof totally-decomposed composite material is high in starch content, low in cost, and good in ingredient compatibility, the mechanical property and waterproof property of the material can be both obviously improved, and all ingredients can be totally decomposed, so that the excellent sustainable development characteristic can be achieved; and meanwhile, the high-starch-content waterproof totally-decomposed composite material can be machined by adopting die pressing, extrusion, injection molding and other technologies on general plastic machining equipment.

The invention discloses graphene lubricating oil and a preparation method thereof. The lubricating oil is prepared from raw materials in parts by weight as follows: 150-200 parts of base oil, 0.5-2 parts of a tackifier, 2-4 parts of a pour point depressant, 1-2 parts of an antifoaming agent, 0.5-3 parts of a dispersant, 1-3 parts of a cleaning agent and 1-5 parts of graphene. The provided lubricating oil has excellent dispersity and stability, good stability, high wear resistance and a good protection function on mechanical parts, all components have good compatibility, and the service life of the mechanical parts is prolonged. The preparation method of the lubricating oil adopts a simple process, is low in cost, high in production efficiency and low in raw material cost and has better economic benefits and social benefits, and industrial production is easy to realize.

The invention relates to the technical field of polycarbonate (PC), in particular to the polycarbonate used for blow molding and a preparation method thereof. The raw material in the preparation method comprises the following components in percentage by mass: 98 to 100 percent of the polycarbonate, 0.1 to 0.5 percent of chain extender, 0.1 to 1.0 percent of antioxidant, 0.01 to 0.5 percent of toner, and 0.01 to 0.5 percent of ultraviolet absorber. The polycarbonate used for the blow molding not only can be prepared simply and conveniently but also can greatly improve the yield of bottle blowing grade polycarbonate and reduce the cost; besides, blow molding uses prove that the performance of the polycarbonate for the blow molding can completely replace the bottle blowing grade polycarbonate of companies such as American GE, Germany Bayer and the like, and the polycarbonate for the blow molding meets requirements on materials for preparing drinking water buckets.

The invention relates to the technical field of biodegradable composite materials, and in particular relates to a high-starch-content film blowing composite material and a preparation method thereof.The high-starch-content film blowing composite material comprises the following raw materials in parts by weight: 35-50 parts of starch, 20-40 parts of low-density polyethylene, 10-20 parts of an epoxy vegetable oil plasticizer, 0.5-2 parts of an internal lubricant, 0.1-1 part of an external lubricant, 0.5-1 part of a coupling agent, 3-10 parts of a compatilizer and 0.2-0.5 part of an antioxidant.The high-starch composite material disclosed by the invention is high in starch content, low in cost and good in component compatibility, the mechanical property and the biodegradability of the material are remarkably improved, and the high-starch composite material has excellent characteristics of sustainable development and can be processed into a product by adopting processes such as mould pressing, extrusion and injection molding on universal plastic processing equipment.

The invention relates to a tungsten-copper alloy feedstock and a preparation method thereof, and belongs to the technical field of polymer binder materials and powder metallurgy. The preparation method of the tungsten-copper alloy feedstock comprises the following steps that banburying is carried out on tungsten-copper alloy powder and a plastic-based binder at 135-210 DEG C; and the mixed material is crushed after the banburying. The tungsten-copper alloy powder and the plastic-based binder are taken as raw materials, and the portion of the tungsten powder and the copper powder in the tungsten-copper alloy powder is controlled, meanwhile, the plastic-based binder with good performance is adopted, the tungsten-copper alloy powder and the plastic-based binder are subjected to the banburyingunder an optimal temperature condition, so that the tungsten-copper alloy feedstock with good compatibility, good liquidity and good degreasing blank shape retention property is obtained. The preparation method provided is simple in steps, high in controllability, and suitable for large-scale production.

The invention discloses a high performance polyurethane composite material and a preparation method thereof. The high performance polyurethane composite material is prepared from components A and B inparts by weight. The component A is prepared from the following components in parts by weight: 55-60 parts of a hydroxyl polyurethane dispersoid, 4-8 parts of a modified silicon dioxide sol, 0.3-3 parts of graphene, 10-14 parts of water, 0.6-0.9 part of a flatting agent, 0.1-0.4 part of a defoamer and 0.5-1.5 parts of a thickener. The component B is prepared from 10-16 parts of a polyurethane curing agent. The high performance polyurethane composite material prepared by the invention is safe and non-toxic, low in construction smell and low in VOC content, meets the environment-friendly demand, can be cured at low temperature, and is good in compatibility of the components. A formed film has good hardness, mechanical property and water resistance, so that the high performance polyurethanecomposite material is quite suitable for furniture coatings.

The invention relates to a nitrocellulose-modified low-temperature quick-drying unsaturated polyester primer and a preparation method thereof. The nitrocellulose-modified low-temperature quick-drying unsaturated polyester primer is prepared by mixing a main paint, an initiator and an accelerator at a weight ratio of 100:(1.0-1.2):(1.2-1.5), wherein the main pain is prepared from the following components in parts by weight: unsaturated polyester resin, a defoaming agent, a leveling agent, transparent powder, talc powder, fumed silica, zinc stearate, an anti-greening agent, a drying agent, acetone, ethanol, nitrocellulose solution and styrene, the initiator is cobalt naphthenate, and the initiator is methyl ethyl ketone peroxide. The nitrocellulose-modified low-temperature quick-drying unsaturated polyester primer prepared by adopting the preparation method can be sprayed under the environmental condition of low temperature, and the formed covering can be dried at a very high speed and has excellent adhesion and fullness.

Belonging to the technical field of heat preservation paint, the invention in particular relates to a thinly coated heat preservation reinforced paint. The paint comprises the following components: organic silicon modified acrylic resin, tetrabutyl titanate, glycerol, hydroxy propyl cellulose, a heat radiation absorption material, sodium dodecylbenzene sulfonate, a silicone acrylic emulsion, filler, a film-forming assistant, a defoamer and deionized water. Specifically, the heat radiation absorption material is ceramic particles prepared by high temperature sintering of iron oxide, cobalt oxide, graphite, rare earth oxide and barium oxide materials. The filler includes one or more of sepiolite powder, mica powder and kaolin, and is 200-250mesh. The film-forming assistant is texanol, and the defoamer is a polyether defoamer or organic silicon defoamer. The paint can be used for interior wall heat preservation engineering construction, and can enhance the heat preservation performance ofbuilding walls, also because the coating is thin, interior space occupation can be reduced, therefore the thinly coated heat preservation reinforced paint has high practical value.

The invention discloses silicon-free liquid shampoo with hair care efficacy. The silicon-free liquid shampoo is prepared from, by weight, 8-15 parts of sodium laureth sulfate, 3-5 parts of dodecyl betaine, 0.5-2 parts of pentaerythritol stearate, 1-3 parts of tea saponin, 0.5-1.5 parts of ginger oil, 15-30 parts of Chinese herbal extract, 0.2-1.5 parts of citric acid, 0.2-1.0 part of vervain essential oil and 80-120 parts of water. The liquid shampoo is reasonable in formula, good in compatibility among all components, rich in foam, mild in performance, free of organic silicon, free of side effect on hair, rich and fine in foam, moderate in detersive power, easy to rinse and free of irritation to hair, skin and eyes, washed hair is bright, smooth and high in resilience, the hair can be combed well in both the dry and wet conditions, and the itching relieving and scrap removing effects are achieved.

The invention discloses a smooth moisturizing liquid shampoo and a preparation method thereof. The smooth moisturizing liquid shampoo is prepared from the following raw materials in parts by weight: 20-30 parts of cocamidopropyl betaine, 10-18 parts of dodecyl amino crylic acid, 5-10 parts of sucrose stearate, 8-12 parts of ammonium laureth sulfate, 1-3 parts of guar hydroxypropyltrimonium chloride, 0.5-1.5 parts of olive oil, 0.2-1 part of rose essential oil, 3-5 parts of seaweed meal, 40-60 parts of traditional Chinese medicine extract liquid, 0.5-1.2 parts of sodium citrate and 200-250 parts of water. The liquid shampoo disclosed by the invention is reasonable in formula, good in component compatibility, abundant in foam, mild in property, free of an organosilicone additive and free of side effect on hair, and is capable of nourishing the hair, deeply preventing moisture for a long period of time, preventing hair dryness and furcation and moisture loss and making the hair smooth, easy to comb, clean, flexible and rich in healthy luster.

The invention relates to the technical field of lubricating oil, in particular to lubricating oil for diesel engines. The lubricating oil comprises, by weight, 60-80 parts of base oil, 20-30 parts of surfactants, 3-9 parts of antioxidants, 2-6 parts of polytetrafluoroethylene, 5-8 parts of cleaning agents and 6-12 parts of corrosion inhibitors. The lubricating oil has the advantages that component compatibility is high; the lubricating oil does not contain metal cleaning agents and has low ash content, high cleaning dispersity is achieved, and high cleanness of pistons of the engines can be kept; oxidation and corrosion resistance and shear stability are high, and proper viscosity of the oil can be kept when the engines are in low-temperature, high-temperature or high-shear environments; abrasion resistance is high, DPF (diesel particulate filter) blocking is prevented, and valve train abrasion is reduced; environment burdens are reduced.

The invention belongs to the technical field of wood adhesives, and particularly relates to a dual-modified soybean-based wood adhesive and a preparation method thereof. The preparation method comprises the following steps: dissolving soybean protein or a protein mixture mainly comprising soybean protein in water, adding alkaline hydroxide to adjust a pH value of the obtained solution to 7-11, andcarrying out stirring at 50 DEG C for 2 h to prepare a vegetable protein solution; adding urea and protease, and carrying out stirring for 3 hours at 37 DEG C or performing standing overnight at 4 DEG C; and performing high-pressure homogenization to obtain the wood adhesive. The enzyme-modified soybean-based wood adhesive provided by the invention only contains protein, low-concentration weak base and urea, so the problem of formaldehyde release is solved from the source; enzyme crosslinking enables the water resistance of the adhesive to be improved, and urea enables high-molecular-weight protein molecules obtained after enzyme crosslinking to be expanded, so a contact area between the adhesive and wood is increased, adhesive force is enhanced, and good shear strength is shown; the adhesive disclosed by the invention is environment-friendly and pollution-free in formula, and is reduced in the dependence on petrochemical raw materials.