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31results about How to "Improve coloring" patented technology

Process used for improving surface grade of 300-series stainless steel BA plate

InactiveCN109332418AImprove surface gradeReduce surface defect rateRoll speed control deviceStrip steelHeat treated
The invention discloses a process used for improving the surface grade of a 300-series stainless steel BA plate. The method includes the sequentially-executed steps that eleventhly, on a heat treatment line, low shot blasting, repainting and flattening processing are conducted on strip steel; twelfthly, acid cleaning is conducted on the strip steel; thirteenthly, 20%-30% of pre-rolling is conducted on the strip steel through a rolling mill; fourtheenthly, on a grinding unit, grinding is conducted on the strip steel through multiple different abrasive belts with the gradually-decreasing roughness in sequence; fifteenthly, multi-pass rolling is conducted on the strip steel, and the deformation amount of the last three passes is controlled to be within 18%; and sixteenthly, bright annealing treatment is conducted on the strip steel. According to the method for improving the surface grade of the 300-series stainless steel BA plate, by adopting the processing method of heat treatment, pre-rolling, different-roughness grinding, multi-pass rolling and bright annealing for the strip steel, the surface defect rate of the BA plate in the production process can be decreased, resolution, whitedimness and colorization of the surface of the strip steel are effectively improved, and therefore the surface grade of the BA plate is improved.
Owner:SHANXI TAIGANG STAINLESS STEEL CO LTD

Mechanized planting management device for grapery

InactiveCN109121898AIncrease the temperature difference between day and nightImprove coloringClimate change adaptationGreenhouse cultivationGround temperatureAgricultural engineering
The invention discloses a mechanized planting management device for a grapery. The device comprises a ground, wherein a ground temperature detecting unit is arranged inside the ground, a first groundburied pipe is arranged at the top of the ground temperature detecting unit, a second ground buried pipe is arranged at the top of the first ground buried pipe, lower supporting rods are fixedly arranged at the top of the ground, cross rods are fixedly arranged at the tops of the lower supporting rods, upper supporting rods are fixedly arranged at the tops of the cross rods, air temperature detecting units are arranged on the side faces of the upper supporting rods, a plurality of exhausting windows and air inlet windows are fixedly arranged on the lower supporting rods, each air inlet windowis arranged at one side of the corresponding exhausting window, a connecting hopper is fixedly arranged on side faces of the air inlet windows, a flow confluence pipe is arranged on the connecting hopper, a case is arranged on the side faces of the lower supporting rods, and a cold-blast air unit and a hot-blast air unit are arranged inside the case. According to the mechanized planting managementdevice for the grapery, the influence caused by outside natural environments is absent while the diurnal temperature variation during grape growth is increased, and the action on improving the coloration and sugar content of grapes is remarkable.
Owner:岳西县悠然生态农业有限公司

Method for preparing yellow pigment by using commonly used color development for replacing rare-earth element praseodymium and vanadium color development

The invention belongs to the technical field of ceramic coloring and pigment and particularly relates to a method for preparing yellow pigment by using commonly used color development for replacing rare-earth element praseodymium and vanadium color development. The method is mainly characterized in that zirconium oxychloride, cadmium sulfate, sodium sulfide, high-activity white carbon black, fluorine-containing multi-component mineralizer, caustic soda flakes and zinc chloride or ferrous chloride are used as raw materials, a technique of doping zinc ions and iron ions in envelope cadmium sulfide pigment is adopted, a solid-liquid combination method is adopted for introducing precursors, novel mineralizer is introduced during high-temperature sintering and the yellow pigment which can replace the rare-earth element praseodymium and the vanadium color development is prepared. The resistant temperature of a product can be improved by 30-50 DEG C on the basis of the resistant temperature of the original zirconium-praseodymium yellow and vanadium-zirconium yellow, the dissolved quantity of cadmium can fully satisfy the international standard, the grain shape is more evenly and grains are spherically distributed and the color development effect is two times of the color development effect of the original product.
Owner:JIANGXI JINHUAN PIGMENTS

Composition for coating and coating as well as preparation method thereof

The invention discloses a composition for a coating, the coating and a preparation method thereof. The composition for the coating comprises the following raw materials in parts by weight: 50 to 55 parts of calcium carbonate, 10 to 15 parts of polyurethane emulsion, 30 to 40 parts of water, 2 to 5 parts of dispersing agents, and 1 to 2 parts of flatting agents. The invention also provides a method for preparing the coating by using the composition. The method for preparing the coating by using the composition is characterized by comprising the following steps of adding the calcium carbonate, the polyurethane emulsion, the water, the dispersing agents and the flatting agents into a container, and agitating and mixing uniformly an obtained mixture. The invention also provides the coating, which is prepared according to the method. Main raw material of the composition for the coating is the calcium carbonate, and is low in cost; the durability of the coating is increased by using the polyurethane emulsion; moreover, a water-glass color dispersing agent is used, so that the luster of a paint film can be increased, and the coloring and the covering power of the coating can be improved, the flooding and the sedimentation can be prevented, and the production efficiency and the storage stability of the coating can be improved. The coating prepared by the invention is not only low in cost, but also has the advantages of high durability and storage stability.
Owner:JIANGSU HAIAN PETROCHEM PLANT
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