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108results about How to "High processing temperature" patented technology

Electronic device module comprising polyolefin copolymer with low unsaturation and optional vinyl silane

An electronic device module comprising:A. At least one electronic device, e.g., a solar cell, andB. A polymeric material in intimate contact with at least one surface of the electronic device, the polymeric material comprising (1) an ethylene-based polymer composition characterized by a Comonomer Distribution Constant greater than about 45, more preferably greater than 50, most preferably greater than 95, and as high as 400, preferably as high as 200, wherein the composition has less than 120 total unsaturation unit / 1,000,000C, preferably the ethylene-based polymer compositions comprise up to about 3 long chain branches / 1000 carbons, more preferably from about 0.01 to about 3 long chain branches / 1000 carbons; the ethylene-based polymer composition can have a ZSVR of at least 2; the ethylene-based polymer compositions can be further characterized by comprising less than 20 vinylidene unsaturation unit / 1,000,000C; the ethylene-based polymer compositions can have a bimodal molecular weight distribution (MWD) or a multi-modal MWD; the ethylene-based polymer compositions can have a comonomer distribution profile comprising a mono or bimodal distribution from 35° C. to 120° C., excluding purge; the ethylene-based polymer compositions can comprise a single DSC melting peak; the ethylene-based polymer compositions can comprise a weight average molecular weight (Mw) from about 17,000 to about 220,000, (2) optionally, a vinyl silane, (3) optionally, a free radical initiator, e.g., a peroxide or azo compound, or a photoinitiator, e.g., benzophenone, and (4) optionally, a co-agent.
Owner:NAUMOVITZ JOHN +3

Heat treatment device for gradient of disk component

The invention discloses a heat treatment device for the gradient of a disk component. With adoption of the heat treatment device, the technical problems that the treatment temperature of the heat treatment device of the disk component is low and the temperature gradient is small can be solved; the technical scheme is as follows: an upper furnace body and a lower furnace body are respectively provided with a cooling box; a cooling pipe is rotated in the cooling box; the periphery of the cooling pipe in the cooling is filled with heat conducting salt; the cooling pipe is provided with a circulating pump; the inner wall of the lower furnace body is provided with a resistance band; the high-performance resistance band is utilized to realize high heating efficiency; the cooling water velocity is controlled through the heat conducting salt filled in the cooling box and utilizing the circulating pump, so that the treatment temperature of the gradient heat treatment device is improved and thedisk component is enabled to obtain larger temperature gradient; the heating temperature of the disk edge is improved to 1100 DEG C from 900 DEG C in a background technology; the temperature gradientof 300-500 DEG C is realized at the parts of the disk edge and a disk center to obtain the structural gradient of thick and fine isometric crystals; and double-structure turbine disk is manufactured.
Owner:NORTHWESTERN POLYTECHNICAL UNIV

Double-pole electric arc plasma torch used for water pyrolysis

The invention relates to a plasma torch, in particular to a double-pole electric arc plasma torch used for water pyrolysis. The double-pole electric arc plasma torch is composed of a backseat, a cathode, a spiral fluid director, a middle electrode assembly, an insulating connecting piece and an anode assembly. A water supply flow guide pipe and a cathode connecting rod are arranged in a revolution body of the backseat; the cathode is composed of a microporous membrane cathode head and a cathode sleeve, and micropores of the microporous membrane cathode head form a filtering channel for water molecules; the middle electrode assembly comprises a middle electrode and an annular electrode; the cathode is connected to the front end of the cathode connecting rod, the spiral fluid director is installed on the backseat, the middle electrode assembly is connected between the spiral fluid director and the insulating connecting piece, and an anode sleeve and an anode are installed at the front end of the insulating connecting piece; the head of the cathode enters the entrance space in the rear end of the middle electrode, a first discharging area is formed by the entrance space in the rear end of the middle electrode, and a second discharging area is formed by the space between the annular electrode and the rear end of the anode. The higher processing temperature of the plasma torch can be reached, and the heating efficiency and the decomposition capacity of the plasma torch are improved.
Owner:中恒华创(山东)技术服务有限公司

Method for preparing high-modulus para-aramid fibers

The invention discloses a method for preparing high-modulus para-aramid fibers, and belongs to the technical field of artificial fibers.The method includes steps of dissolving poly-p-phenylene terephthamide resin in concentrated sulfuric acid, stirring the poly-p-phenylene terephthamide resin under a heating condition to obtain spinning solution, ejecting the spinning solution from a spinneret plate of a spinning tank by the aid of a dry-jet wet-spinning process, feeding the spinning solution into coagulation bath via air layers to form fiber strands, and sequentially washing and neutralizing the fiber strands; drying the obtained wet fiber strands under the effect of tension by the aid of a pre-drying device in a gradient heating mode and removing water on the surfaces of the wet fiber strands; discharging the pre-dried fiber strands out of the pre-drying device and simultaneously oiling the pre-dried fiber strands; carrying out heat-stretching on the fiber strands to be subjected to heat-stretching; carrying out heat-setting on the fiber strands to be subjected to heat-setting, discharging the fiber strands out of heat-setting rolls, oiling the fiber strands again and cooling the fiber strands to obtain finished products.The method has the advantages that the problem of excessive broken filaments due to excessively high tension can be solved; broken filaments can be prevented; the high-modulus para-aramid fibers obtained by the aid of the method are high in strength and modulus.
Owner:JIANGSU HENGTONG PRINTING & DYEING GRP CO LTD
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