41results about How to "Small breathability" patented technology

The invention discloses a dual-phase α+β magnesium-lithium alloy with excellent casting performance and heat transfer performance and a processing technology thereof. According to weight percentage, the composition of the alloy is: Li: 8.0‑10.0wt.%, Ge: 0.2‑0.8wt.%, Cd: 0.6‑0.8wt.%, Bi: 0.2‑0.5wt.%, Zr: 0.4‑ 0.8wt.%, Pd: 0.1‑0.2wt.%, Cu: 0.3‑0.5wt.%, Al: 1.8‑3.4wt.%, Fe: 0.2‑0.5wt.%, Mn: 0.1‑0.4wt.%, The balance is magnesium. The magnesium-lithium alloy for die-casting has high thermal conductivity that traditional magnesium-lithium alloys do not possess. This enables the alloy to have further specific applications in the occasions where the heat generation is large and the weight of the device is required, and it is convenient for large-scale industrial application.

The invention discloses a multi-function soft wall, comprising a surface printing layer and a base material, the base material further including a top layer, and a second layer, a third layer and a bottom layer that are all foaming layers, wherein both the second layer and the third layer have a foaming ratio less than that of the bottom layer, and a fiber layer is disposed between the third layer and the bottom layer. The invention further provides a method of manufacturing a multi-function soft wall, comprising: sequentially coating a top layer, a second layer, a third layer, a fiber layer and a bottom layer on a release paper, respectively, and then obtaining a base material, and performing a foaming process with respect to the second layer, the third layer and the bottom layer, respectively, and performing a drying and cooling process after the coating step; and separating the base material from the release paper, and printing a surface printing layer on the top layer. The multi-function soft wall can release negative ions, and continuously eliminate various pollutions indoors.

The invention discloses Mg-Ca-In magnesium alloy for pressure casting and with high damping characteristic as well as a processing process thereof. The alloy comprises the following components in percentage by weight: 0.6 to 1.5 percent of Ca, 1.6 to 3.2 percent of In, 3.0 to 4.5 percent of Sn, 0.8 to 1.5 percent of Sb, 0.4 to 0.8 percent of Zr, 0.2 to 0.5 percent of Be and the balance of magnesium. The magnesium calcium alloy has excellent pressure casting property and also has excellent damping property. The bottom layer property of the traditional magnesium for casing is expected to be innovated and optimized, so positive significance in development and improvement of the magnesium alloy pressure casting process, even the whole pressure casting industry and the technology thereof is achieved.

The invention discloses an aluminum-lithium alloy with extremely excellent die-casting performance when smelted between 700-800 degrees and a processing technology thereof. In terms of weight percentage, the chemical composition of the alloy is: Li: 4.0‑8.0wt.%, Sr: 1.0‑1.5wt.%, Si: 2.0‑3.0wt.%, Mg: 1.0‑1.5wt.%, Ge: 0.5 ‑1.2wt.%, Th: 0.1‑0.3wt.%, Nd: 0.2‑0.5wt.%, B: 0.5‑1.2wt.%, and the balance is aluminum. The aluminum-lithium alloy material has good casting properties and is suitable for pressure casting of thin-walled parts under a protective atmosphere. It is especially suitable for casting lightweight structural materials that require lightweight features, and has a huge market prospect.

The invention discloses a silver alloy with hydrogen sulfide corrosion resistance and excellent die casting performance for jewelry. The alloy comprises, by weight, 0.1%-0.2% of B, 1.2%-1.5% of Ca, 2.0%-3.0% of Al, 1.6%-1.8% of Ni, 3.0%-5.0% of In, 1.0%-1.2% of Ge, 1.5%-1.8% of Sn and the balance silver. According to the silver alloy, a material solution is provided for sulphide discoloration of the silver alloy on the current market. Not only is the production cost reduced, but also the relevant production technology and equipment requirements are simplified greatly. It can be estimated thatrich economic results and social benefits can be achieved through implementation and industrialization of the silver alloy.

The invention discloses an aluminum-strontium alloy with extremely excellent die-casting performance when smelted between 700-800 degrees and a processing technology thereof. In terms of weight percentage, the chemical composition of the alloy is: Sr: 1.0‑1.6wt.%, Ca: 0.4‑0.5wt.%, Ge: 1.2‑1.5wt.%, Ru: 0.4‑0.6wt.%, V: 0.2 ‑0.5wt.%, Ti: 0.1‑0.2wt.%, Sm: 0.2‑0.3wt.%, Eu: 0.1‑0.2wt.%, and the balance is aluminum. The aluminum-strontium alloy material has good casting properties and is suitable for pressure casting of thin-walled parts under a protective atmosphere. It is especially suitable for casting lightweight structural materials that require lightweight features, and has a huge market prospect.

The invention provides a palladium alloy and a production method thereof, wherein the palladium alloy comprises the following components: 99-99.1 parts by weight of palladium, 0.05-0.3 part by weight of ruthenium and 0.2-0.85 part by weight of copper. The production method can improve the toughness, the ductility and the strength of the palladium alloy.

The invention discloses a multi-function soft wall, comprising a surface printing layer and a base material, the base material further including a top layer, and a second layer, a third layer and a bottom layer that are all foaming layers, wherein both the second layer and the third layer have a foaming ratio less than that of the bottom layer, and a fiber layer is disposed between the third layer and the bottom layer. The invention further provides a method of manufacturing a multi-function soft wall, comprising: sequentially coating a top layer, a second layer, a third layer, a fiber layer and a bottom layer on a release paper, respectively, and then obtaining a base material, and performing a foaming process with respect to the second layer, the third layer and the bottom layer, respectively, and performing a drying and cooling process after the coating step; and separating the base material from the release paper, and printing a surface printing layer on the top layer. The multi-function soft wall can release negative ions, and continuously eliminate various pollutions indoors.

A corrosion resistant silver alloy with purple appearance for jewelry and a processing process thereof are disclosed. The silver alloy includes, by weight, 0.1-0.2 wt% of B, 1.4-1.6 wt% of Ca, 34.0-35.0 wt% of Al, 6.2-8.5 wt% of Ni, 0.4-0.6 wt% of W, 0.1-0.2 wt% of Sm and 2.5-2.8 wt% of Si, with the balance being silver. A new variety having purple gloss is provided for colorful silver in the present market, and the silver alloy has excellent discoloration resistance. The production cost is reduced, and the related production process and equipment requirements are greatly simplified, and it can be predicted that application and industrialization of the silver alloy will yield substantial achievements and social benefit.

The invention discloses a copper-yttrium alloy for pressure casting and a processing technology of the copper-yttrium alloy. Chemical components of the alloy comprise, by weight percent, 0.2%-0.6% ofY, 1.2%-2.5% of Sr, 0.6%-0.8% of Ba, 0.1%-0.2% of Ga, 0.5%-0.8% of In, 0.1%-0.2wt% of Yb, 0.4%-0.5% of Th, 0.1%-0.2% of B and the balance copper. Relative to a traditional copper alloy, the material has excellent casting performance and heat conduction performance.

The invention discloses a jewelry silver alloy having blue gloss and corrosion resistance and a technology of the silver alloy. The alloy comprises compositions including, by weight, 0.1%-0.2% of P, 1.0%-1.2% of Mg, 4.0%-5.0% of In, 3.2%-4.8% of Co, 0.4%-0.6% of Mo, 0.1%-0.2% of Th, 1.5%-1.8% of Ge and the balance silver. A new type capable of having the blue gloss is provided for colorful silveron the market at present by means of the material, and in addition, the material further has the excellent color-changing-resistant characteristic. The production cost is reduced, and the related production technology and equipment meets are greatly simplified. It can be predicted that material implementation and industrialization can obtain plenteous economic gains and social benefits.