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1033results about How to "Good coloring effect" patented technology

Al-Ti-B-rare earth(RE) grain refiner and preparation method thereof

The invention relates to an Al-Ti-B-RE grain refiner and a preparation method thereof. The Al-Ti-B-RE grain refiner is used for Al-Mg-Si alloy, and is characterized by containing the following components in percentage by weight: 6.9 to 7.9 percent of Ti, 1.31 to 1.75 percent of B and 1.5 to 2.0 percent of mixed RE. The mixed RE is cerium-enriched rare earth. The preparation method of the cerium-enriched rare earth comprises: mixing the raw materials according to a weight part ratio, wherein the mixing time is controlled to be 3 to 4 hours; heating an aluminum ingot in a medium frequency induction furnace to an overhigh temperature of 700 to 750 DEG C; filling a mixed pressed block of potassium fluotitanate and potassium fluoborate and cerium-enriched rare earth into a graphite bell jar; clamping the reversed bell jar by using forceps, and pressing the bell jar into the lower middle part of aluminum melt; raising the furnace temperature to 800 to 850 DEG C, and magnetically stirring for 25 to 30 minutes with the induction furnace; after reaction, taking the graphite bell jar out; standing and keeping the temperature for 20 minutes; forcefully stirring the melt once with an artificial graphite rod every 3 minutes, and stirring for more than five times; treating molten alloy; standing and keeping temperature for 15 to 20 minutes; and performing secondary slagging off.
Owner:HUANGGANG HUAER ALUMINUM ALLOY

Semi-opening greenhouse cultivation technology for peach tree in low-latitude plateau area

The invention relates to a semi-opening greenhouse cultivation technology for a peach tree in a low-latitude plateau area. The technology is characterized in that a greenhouse frame is arranged on one surface of a greenhouse; a layer of inspect proof nets and a layer of heat preserving quilts sequentially cover the frame; the heat preserving quilts are controlled by a contracting and stretching bracket to the contracted and stretched, and therefore, the temperature in the greenhouse of the peach tree can be controlled in different growth periods and under the changeful air temperature condition at the low-latitude plateau area; meanwhile, the technologies like the water and fertilizer control technology and the special fruit bag utilizing technology are adopted, thus the damage factor under the natural condition is removed, and the natural growth state of the peach tree is remained to the maximum; the applied pesticide is about 20% that under the common planting condition, the applied chemical fertilizer is about 30% that under the common planting method, the water irrigated is about 40% that under the common planting condition, and the output is more than 150% that under the common planting condition; in addition, the peach quality is far more than that of common peach; the market price is the peach is more than 5 time that of the common peach.
Owner:KUNMING JINWOTU ECOLOGY CULTIVATION

Jacquard acetic acid filament home textile fabric and production method thereof

The invention provides a jacquard acetic acid filament home textile fabric. Warp is semi-dull polyester filaments with the specification of 50D/72F, and warp density is 200 pieces per inch. Weft is 75 D acetic acid filaments, and weft density is 96.5 pieces per inch. The structure is a large jacquard fabric. The breadth of the finished product is 160 cm. A production method of the fabric includes the steps that firstly, weaving is conducted, wherein weaving is conducted through warping by means of a warping machine, sizing by means of a filament sizing machine, re-beaming by means of a combining machine, leasing by means of a leasing machine, drafting and weaving by means of a rapier jacquard loom; secondly, dyeing is conducted, wherein dyeing is conducted through unwinding, desizing, dyeing, dewatering, scotching and setting. The fabric is flat, fine, smooth in cloth surface, soft in hand feeling, light, thin, cool, easy to wash, quick to dry, high in color fastness, good in air permeability, gentle and elegant. Reagents of the fabric successfully meet the requirement for comfort and cool of home textile summer quilt fabric of people, and the fabric has high addition value and wide market prospects and is remarkable in economic and social benefit.
Owner:JIANGSU YUEDA HOME TEXTILE

Coloring method adopting aluminium alloy alternate current electrolysis for precipitating silver and copper

The invention provides a coloring method adopting aluminium alloy alternate current electrolysis for precipitating silver and copper. The coloring method comprises the following steps: after pretreatment such as degreasing and oxidation film removing, an aluminium alloy piece is subjected to direct current electrolysis in the sulfuric acid medium to obtain the aluminium alloy piece provided with a porous oxide-film; then, the aluminium alloy piece provided with the porous oxide-film is subjected to alternate current electrolysis; a coloring liquid comprises 15-20 g/L of H2SO4, 4-7 g/L of AgNO3, 1.5-2.5 g/L of CuSO4.5H2O, 18-25 g/L of MgSO4.7H2O, 2-7 g/L of a complexing agent A or 5-10 g/L of a complexing agent B; the technological conditions of the coloring liquid are as follows: the temperature is 5-35 DEG C, the time is 3-7 min and the voltage is 4-7 V; lastly, the alternate current electrolyzed porous oxide-film aluminium alloy piece is subjected to hot water sealing treatment to obtain aluminium alloy materials. According to the coloring method, the technology is simple, the coloring is uniform and stable, the decay resistance of the aluminium alloy is improved, the antibacterial and sterilizing rate of the aluminium alloy reaches 99.0%, the duration of antibacterial and bactericidal action is long and the coloring treatment cost is low; no insoluble deposition is precipitated in the coloring liquid for long-term use and the coloring liquid is stable.
Owner:SHISHI XINGHUO ALUMINUM PROD CO LTD +1
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