197results about How to "Reduce the number of sprays" patented technology

The invention discloses a process for spraying plastic parts of a mobile phone. The process comprises the following steps of (1) assembly of an oil injection clamp; (2) cleaning; (3) electrostatic dust collection; (4) spraying of primer; and (5) oil injection on finishing paint. The invention also discloses a mobile phone shell made by adopting the process. The process is easy to operate, the primer of a corresponding color is selected according to the required color effect, the spraying frequency is lowered, the consumption of the pigments is reduced, and the production efficiency is improved, the production cost is lowered; and due to the adoption of the steps of cleaning and electrostatic dust collection, the adhesive force of the primer and the finishing paint is improved, the spraying effect is effectively improved, and the product quality is guaranteed. The mobile phone shell has a reasonable structure; due to the combination of the primer and the finishing paint, the primer is used for showing the required color effect, the finishing paint is used for improving the crash resistance and the wear resistance of the mobile phone shell, and the service life is prolonged. The spraying process is simple, low in cost and convenient to produce, and large-area popularization and application are facilitated.

The invention relates to the technical field of plastic part surface treatment, in particular to a vacuum coating surface color spray painting process. The process comprises the following: a first step, which is to spray UV base paint on products and cure the UV base paint by UV light; and a second step, which is to perform product vacuum coating; and a third step, which is to spray UV finish paint onto the products and cure the UV finish paint by UV light. The UV finish paint contains pigments and the ratio of the UV finish paint to the pigments is from 100(main agent 1:1) to more than or equal to 15 percent. The process can reduce the consumption of the pigments and times of spray painting, improve production efficiency, reduce production cost, strengthen adhesive force between coatings and ensure quality of mobile phone cases.

The invention provides a pesticide nanocapsule, and a preparation method thereof. The pesticide nanocapsule is prepared from, by weight, 0.1 to 80 parts of a pesticide active component, 0.1 to 40 parts of a capsule wall material, 0.2 to 30 parts of an emulsification dispersant, 10 to 200 parts of an organic solvent, 20 to 350 parts of water, 0.1 to 200 parts of an excipient, and 0 to 20 parts of an assistant agent, wherein the ratio of the pesticide active component to the capsule wall material is controlled to be 0.1:1-10:1. The pesticide nanocapsule is small in particle size, excellent in particle dispersibility and slow release performance; the preparation method is simple; operation is convenient; and the repeatability is high.

The invention discloses fertilizer special for longan and litchi and a production method of the fertilizer. The fertilizer is prepared from inorganic fertilizer, organic matter, secondary elements, microelements, flowering accelerant and pest repellents. The fertilizer is prepared from, by weight, larger than or equal to 30% of total nutrients (N+P<2>O<5>+K<2>O), larger than or equal to 8% of the organic matter, 0.1%-0.5% of the secondary elements, 0.04%-0.1% of the microelements, 0.04%-0.1% of plant growth regulator and 0.5%-3% of the pest repellents, wherein the GB18877-2009 organic-inorganic compound fertilizer national standard can be referred to for the representation notation. After the special fertilizer is applied, the root systems of the litchi and the longan are deep and developed, blooming is early, the fruit setting capacity is high, and meanwhile the pest repellents are contained, so that damage, caused by smelly fart insects and soil insects, to the roots is effectively prevented and controlled, the yield is raised, and the quality is improved.

The invention discloses a water-saving and fertilizer-holding seedling culture substrate, which is prepared by compounding vermiculite and water retention agents in certain proportion, wherein the vermiculite serves as a base material; and the water retention agents have different particle sizes and fully absorb high-concentration fertilizers. The invention also relates to a method for preparing the substrate and the method for performing vegetable plug seedling culture by using the substrate. The seedling culture substrate and the method for performing the vegetable plug seedling culture have the advantages that: seedlings are watered only with clear water in a seedling culture period, so seedling culture procedures are greatly simplified, labor efficiency can be improved by 0.5-1 time, the seedlings are grown fast and have developed root systems, the seedling culture period is shortened by 5 to 7 days, fresh water and turf resources can be saved and the cost is reduced by 20 to 30 percent.

The invention discloses special nonflammable atomization silicon oil for spinneret plates of chemical fiber factories and a preparation method of the special nonflammable atomization silicon oil. The special nonflammable atomization silicon oil is made of, by weight, 2%-8% of polysiloxane resin, 90%-97% of phenyl silicon oil, 0.1%-2% of antioxidants, 0.1%-0.4% of dispersant and 0.1%-1% of preservatives. By adoption of the polysiloxane resin, excellent film forming performance and adsorbability are achieved, a uniform film can be formed in each mesh of the spinneret plates. In addition, the phenyl silicon oil has excellent irradiation resistance performance, high oxidation stability, high heat resistance, high flame resistance, high ultraviolet resistance and high chemical resistance. By addition of the antioxidants including alkylated diphenylamine and 2, 6-butylated hydroxytoluene, high temperature performance is further improved, operation temperature requirements of the spinneret plates can be met completely, and service lives of products are long. Effects of current products on the market last for two hours by once spraying while effects of the special nonflammable atomization silicon oil last for six hours by once spraying, and accordingly replacement and spraying frequencies are reduced, and production efficiency is improved.

The invention discloses an environment-friendly snow/ice melting composition which comprises the following components in percentage by mass: 50ppm-2% of ray absorbent B and 200ppm-2% of long-acting additive C and the balance of snow melting agent A. The application range of the composition is 0--60 DEG C, the snow melting property can be adjusted according to demands, and the composition can satisfy the requirements in GB/T23851-2009. The snow/ice melting composition can fully utilize solar energy and waste heat emitted by vehicles running on the road, has long effective acting time of snow/ice melting, and does not damage the pavements, buildings and metal box plants; and the molten water can satisfy the biological oxygen demand (BOD) index in Natural Discharge Standard. The composition is simple in production technique, convenient to use and easy for popularization.

The invention provides a preparation method of a pesticide nanocapsule. The method comprises the following steps: emulsifying a component of the pesticide nanocapsule to form primary emulsion, then homogenizing the primary emulsion at high temperature to form fine emulsion, thus preparing the pesticide nanocapsule. The preparation method of the pesticide nanocapsule, which is provided by the invention, is simple, easy to operate and high in repetitiveness; the prepared pesticide nanocapsule has a small particle size, is high in particle dispersity and high in slow release performance.

The utility model discloses a pyridaben suspending agent for killing mites. The utility model comprises 3 to 60 shares of pyridaben, 1 to 47 shares of promoter, 15 to 58 shares of water in mass ratio. The pyridaben suspending agent with a very high active component has a superhigh sensitivity in connection with the red spider mites on apple trees, citrus trees and the mites which have become resistant to the pyrethrum acaricide, and then can reduce the usage amount of the organic solvent. The utility model has the advantages of simple processing technology, low cost, being convenient in use, reducing spray times and the pollution to the environment and the fruit, reducing the toxicity influence to users, no peculiar smell, and being less inflammable. The pyridaben suspending agent is safer to transport and store, and the prevention effect on the red spiders on apple trees, citrus trees respectively reaches 89.89% to 95.87%, 86.64% to 91.48%, and is 40% to 30% higher than the prevention effect of the single pyridaben variety; the utility model reduces the agentia dosage and saves cost for the fruit growers.

The invention discloses a volvaria volvacea culture medium which mainly consists of the following components in parts by weight: 80 parts of flammulina velutipes residue, 10-30 parts of waste cotton and 4-10 parts of quick lime. The invention also discloses a method for cultivating volvaria volvacea using the culture medium. The method comprises the steps of mixing, first fermentation, second fermentation, inoculation, water spraying and harvesting. Compared with the prior art, according to the volvaria volvacea culture medium and volvaria volvacea cultivation method disclosed by the invention, the water spraying times in the volvaria volvacea culture process can be reduced, the withering rate of volvaria volvacea hyphae and the death rate of young volvaria volvacea are reduced, and the pulp of the obtained volvaria volvacea is delicious.

The invention provides a biological insecticide, comprising components in the following percentages by weight: 2-80% of abamectin mixture, 0.5-36% of ammonium sulphate, 0.5-16% of monoammonium phosphate, 2-48% of potassium sulphate, 2-10% of borax, 2-15% of zinc sulphate, 2-20% of ferrous sulphate, 2-10% of calcium powder, 2-5% of rooting agent, 2-20% of chicken feces, 2-45% of zanthoxylum bungeanum powder and 2-20% of peanut cake or castor cake. The biological insecticide can promote the growth of crop, increase yield and efficiently kill various parasitic insects of crop.

The invention provides a nano pesticide preparation and a production method of same. The nano pesticide preparation is prepared from, by weight, 0.1-40 parts of a pesticide active component, 0.1-40 parts of a capsule wall material, 0.2-30 parts of an emulsion dispersant, 10-300 parts of an organic solvent, 20-500 parts of water, 0.1-400 parts of an excipient, and 0-20 parts of an additive, wherein the ratio of the pesticide active component to the capsule wall material is 0.1:1-10:1. The nano pesticide preparation has small particle size, good particle dispersibility, excellent sustained release performance and simple production method, is easy to use and has good repeatability.

The invention provides a plant protective film agent using tea cake powder as a surfactant. The plant protective film agent comprises the following components: tea cake powder, higher aliphatic alcohol, an emulsifier, an auxiliary emulsifier, a thickener and water. With the adoption of the plant protective film agent using tea cake powder as the surfactant and a preparation method provided by theinvention, the following technical effects can be achieved: the film forming mechanism is strengthened, the film structure is more stable, the uniformity is better, the spreading property after wetting is strong, and the light transmission, the air permeability and the water retention are excellent and obviously enhanced.

The invention relates to a dendrobium officinale planting technology, in particular to a wild-planting-simulated method and device for dendrobium officinale. The wild-planting-simulated device for dendrobium officinale comprises a cedarwood trunk fixe to the ground, moss is fixed to the cedarwood trunk, and dendrobium officinale is planted on the moss. The water content of cedarwood and the moss in use is high, nutrient components are applicable to being adsorbed by dendrobium officinale, after young dendrobium officinale seedlings are planted on the moss, aerial roots of the young dendrobium officinale seedlings can be tightly attached to the moss and the cedarwood trunk, nutrients and water of the moss and the cedarwood trunk are adsorbed, use of artificially prepared nutrient solutions can be reduced, even artificially prepared nutrient solutions do not need to be used, and therefore dendrobium officinale planted through the planting method is higher in medical value, and the selling price of the dendrobium officinale planted through the planting method can reach that of wild dendrobium officinale. Besides, the dendrobium officinale planted through the planting method is extremely good in ornamental value, serves as sightseeing agriculture and increases the additional value of the agriculture.

The invention provides a rice functional foliage fertilizer formulation and a preparation method and application thereof. The rice functional foliage fertilizer formulation comprises 15-20 parts of boric acid, 20-25 parts of zinc heptahydrate sulfate, 45-50 parts of magnesium heptahydrate sulfate, 5-10 parts of ferrous sulfate, 3-5 parts of copper sulfate pentahydrate, 3-5 parts of manganese sulfate, 5-7 parts of urea, 5-8 parts of potassium sulfate, 10 parts of EDTA-Ga, 1-3 parts of citric acid, 1-3 parts of compound sodium nitrophenolate, 1-2 parts of Tween-80 and 40-45 parts of compound amino acid. The foliage fertilizer formulation is mainly prepared according to nutrients needed for later-stage growth of rice correspondingly, and yield can be increased by more than 5% after the formulation is applied for one time.

The invention discloses a lettuce plantation fertilizer and a lettuce plantation method thereof. The method is characterized in that plant leaves, sugarcane, urea, potassium dihydrogen phosphate, ammonium sulfate, calcium superphosphate, a carbendazim solution, a dimethomorph solution, and an antiviral preparation are mixed to prepare the fertilizer. The invention also provides a greenhouse plantation method by taking fermented bagasse as a main material and taking a phosphate fertilizer, a nitrogenous fertilizer, a potash fertilizer, polyether polyol and water as the auxiliary materials. The lettuce plantation fertilizer and the lettuce plantation method can guarantee the nutrition component required by the vegetation pollution due to an additional fertilizer applied during the lettuce plantation process can be avoided, humiture can be controlled by using greenhouse, virus disoperation is reduced; the lettuce plantation fertilizer has good water retention, can effectively reduce the water spray frequency, avoids the defect of seedling and transplant required during traditional plantation, shortens the growing period, realizes multiple plantation in one year, realizes a purpose of high yield, and has obvious effects for increasing yield, resisting virus, and disinfecting.

The invention relates to the technical field of coatings, in particular to a volatile organic solvent-free ultraviolet (UV) spraying finish coat. The finish coat comprises 20 to 35 percent of N-vinyl caprolactam, 10 to 20 percent of 1,6-hexamethylene diacrylate, 5 to 12 percent of trimethylolpropane triacrylate, 1 to 3 percent of active amine, 2 to 5 percent of 1173 initiator, 1 to 3 percent of benzophenone, 20 to 30 percent of epoxy acrylic resin, 5 to 12 percent of polyester acrylic resin, 5 to 10 percent of polyurethane acrylic resin, 0.1 to 0.6 percent of acrylic leveling agent and 0.1 to0.5 percent of Tego410 leveling agent. The materials are added at different time and are controlled at different stirring revolutions to prepare the finished product. The finish coat is low in viscosity, suitable for spraying, does not contain a volatile organic solvent at all, and is environmentally-friendly.