240 results about "Heat sensitivity" patented technology

The invention relates to a preparation method of a zinc oxide varister, comprising two independent steps: preparing zinc oxide granules with doping ion components; and preparing a sintering material for coating the zinc oxide granules. According to the performance requirement of the varister, the doping components of the zinc oxide granules, the components of the high-impedance sintering material and preparation conditions are prepared in advance; finally, the zinc oxide granules and the high-impedance sintering material are evenly mixed according to a certain proportion, and the zinc oxide varister is prepared according to the conventional technology. The zinc oxide varister prepared by the preparation method not only has voltage-sensitive performance, but also has one or more functions of heat sensitivity, capacitance, inductance, piezoelectricity or magnetic characteristic, and the like, can sinter at low temperature (lower than 900 DEG C) and can use fine silver as an inner electrode.

The invention discloses a reversible temperature-sensitive cigarette packing paper preparation method comprising the steps that: (1) a temperature-sensitive color-change core material is prepared by using a color-change pigment with a reversible temperature-sensitive material; (2) the temperature-sensitive color-change core material is subjected to emulsification dispersion in a W/O dispersion emulsion; (2) the emulsified temperature-sensitive color-change core material is mixed with a high-molecular prepolymer shell material, and a microencapsulation reaction is carried out, such that temperature-sensitive color-change microcapsules are prepared; and (4) the obtained temperature-sensitive color-change microcapsules are diluted and are blended into printing ink; printing is carried out upon cigarette packaging paper, and the packaging paper is air-dried. According to the invention, with a high-molecular coating technology, the color-change core material is separated from the outside through the high-molecular shell material, such that paint color, shape, weight, volume, solubility, reactivity, durability, pressure-sensitivity, heat-sensitivity, photosensitivity, and the like can be freely adjusted, and dye safety is greatly enhanced.

The invention discloses a method for preparing a heat-sensitive moisture-retaining central line filter stick of a cigarette. The method comprises the following steps of: mixing sodium alginate, methylcellulose and hydroxymethyl cellulose, then adding a bonder in an amount which is 1 to 10 percent based ,on the weight of the mixture to obtain an inclusion, mixing 7-10 parts of humectant and 5-10 parts of inclusion uniformly, and standing for 30 minutes to obtain a micro-capsule prebonded body; adding the micro-capsule prebonded body into a spray dryer, adjusting the spray drying pressure to be between 10 and 20MPa, and performing spray drying to obtain micro-capsule powder; and diluting the micro-capsule powder by 5 to 20 times by using diluents, wherein the obtained mixture is used for performing dip-coating on a central line of a filter stick, drying at the temperature of between 80 and 120 DEG C to obtain a moisture-retaining central line, and molding the prepared heat-sensitive moisture-retaining central line by using a filter stick molding machine to form the central line filter stick. By the method, the steady release of the humectant can be realized, and the heat-sensitive moisture-retaining central line filter stick has long storage time, can improve the aroma concentration and smoking quality of cigarettes, and can be industrially produced easily.

The invention relates to a thermal driving desorption restoration method of polluted soil. The method comprises the steps that a thermal driving desorption restoration system of the polluted soil is adopted; waste heat of high-temperature flue gas, high-temperature air, high-temperature steam or high-temperature liquid serves as a heat source; and indirect heating is performed to restore the polluted soil. The restored soil can reach a subsequent recycling requirement. The method is suitable for restoring the soil polluted by organic matters such as VOCs (volatile organic compounds), SVOCs (semi volatile organic compounds), PAHs (polycyclic aromatic hydrocarbons), PCBs (polychlorinated biphenyls), TPHs (total petroleum hydrocarbons) and pesticides, is also suitable for restoring the soil polluted by thermal-sensitive heavy metal such as Hg and As, is high in reaction speed, short in restoration cycle, safe and stable in operation, and economically feasible, adopts automatic control and real-time monitoring, has no secondary pollution, and has good environment-friendly and social benefits; and a removal rate of a pollutant reaches above 99%.

The invention discloses heat-sensitivity electronic tobacco juice. The heat-sensitivity electronic tobacco juice comprises, by weight, 5%-8% of tobacco extracting solutions, 0.1%-3.5% of nicotine, 0.1%-2% of acidity regulators, 2%-3% of tobacco essence, 0.4%-8% of thickening agents, 15%-35% of water and the balance propylene glycol; the sum of all components is 100, and the components are evenly mixed to prepare the heat-sensitivity electronic tobacco juice. The thickening agents are one or more of gelatin, agar, acquirable burning rubber and carrageenan. The heat-sensitivity electronic tobacco juice has the heat sensitivity because of containing the thickening agents, and when the heating temperature ranges from 50 DEG C to 80 DEG C, the electronic tobacco juice is in the liquid state; when heating is stopped, the electronic tobacco juice liquidated by heating is cooled to restore to the solid state and is free of random flowing, so that the problems of liquid leakage, backflowing and volatilization of the electronic tobacco juice in the storage process and the transporting process are effectively solved, and a consumer can conveniently take and use the electronic tobacco juice. The heat-sensitivity electronic tobacco juice can be stored for a long time, and the quality, the taste and the like of the electronic tobacco juice all keep unchanged in the storage period.

The invention discloses a method of preparing an instant nursing barley green product through using hot-air dehydrated barley grass powder as a raw material, and belongs to the technical field of research and development of health care foods. The method comprises the following steps: taking the hot-air dehydrated barley grass powder as the main raw material, adding other nutrient substances and food fillers (such as maltodextrin and beta-cyclodextrin) as processing auxiliary materials to produce the instant nursing barley green health care product, and specifically comprises the steps of extraction, concentration, mixing, pH value regulation, drying, packaging and the like. Compared with the conventional extraction method, the nutrients are extracted by a double-frequency ultrasonic wall breaking method from the hot-air dehydrated barley grass powder; the method is short in extraction time, high in nutrient extraction ratio and low in loss; the auxiliary materials can be added according to demands of different users, so that the quality of the barley green product can be improved, the product can achieve a better pertinence, and consumers can purchase the product with more accurate purposes; a low-temperature microwave vacuum spray drying method is adopted, so that the method is short in drying time, and low in damage to thermosensitive substances; the product is fine and smooth, and good in solubility.

A heat pump-microwave combined drying device comprises a heat pump system, a microwave system and a control system. The heat pump assembly and the microwave system share a drying chamber, the microwave system is installed on the top of the drying chamber, the heat pump system is connected with the drying chamber through a circulating air duct, and the control system is connected with the heat pump system and the microwave system, used for setting and adjusting drying conditions and online monitoring drying parameters, and capable of selecting microwave drying and/or heat pump drying according to the characteristics of materials and finished product requirements so that high water content materials with different shapes and different water contents or under high-humidity conditions can be dried. The heat pump-microwave combined drying device is reasonable in structural layout, easy to use, maintain and repair, uniform in drying, large in processing capacity, efficient, free of microbial pollution and capable of saving energy, the process is advanced, and the quality of dried products is good. The heat pump-microwave combined drying device is especially suitable for drying fruit and vegetables, drying marine products and drying materials which are high in heat sensitivity and prone to oxidization, and applied to the biological industry, the pharmaceutical industry, the chemical industry and the like.

The present invention provides a process comprising for modifying a Li-ion battery having a region of electrochemical activity and an enclosure therefor, said process comprising forming at least one chamber within said enclosure separate from said region of electrochemical activity, positioning combustion abatement agent within said chamber, whereby said combustion abatement agent is not in contact with said region of electrochemical activity, said chamber being pressure or heat sensitive, whereby when said region of electrochemical activity overheats, said chamber is breached, allowing said combustion abatement agent to contact said region of electrochemical activity to abate combustion of said region of electrochemical activity, wherein exemplary of combustion abatement agent is the composition comprising liquid fluoropolyether and exemplary of the of the chamber exhibiting pressure or heat sensitivity is to include a low melting, non-flammable polymer such as polyvinyl alcohol in the material of construction of the chamber.

The invention discloses a preparation method of fresh Dendrobium officinale preparation. The method comprises the following steps: fetching Dendrobium officinale, clearing and cleaning, disinfecting with ozone water, pulverizing, homogenizing, collecting juice, sieving, and obtaining a fresh Dendrobium officinale juice; conveying the fresh Dendrobium officinale juice into a single-effect condensing device for pressure reduction and condensation at 40-50 DEG C, and obtaining a concentrate with density of 1.04-1.08 g/ml; obtaining a fresh Dendrobium officinale powder by direct freeze drying of the concentrate; preparing a fresh Dendrobium officinale preparation from the fresh Dendrobium officinale powder. The invention has the advantages of simple step and easy operation, and the prepared product meets the standard with good stability. The ozone water disinfection technology and the freeze drying process can greatly reduce microbial population and keep various active effective components with heat sensitivity to the largest extent.

The invention discloses an arrangement method of heat characteristic monitoring measurement points of a numerical control machine. The method comprises the following steps of: (1) selecting measurement points on a numerical control machine body, and acquiring temperature values of the measurement points under different time and deformation of a tool nose position relative to a workpiece under different time according to the frequency to form a temperature change sequence X of the measurement points and a deformation sequence delta of the tool nose position relative to the workpiece; (2) calculating temperature correlation coefficients according to the temperature change sequence X of the measurement points, and dividing the measurement points into groups; (3) performing heat sensitivity calculation on the measurement points in each group according to the data of the temperature change sequence X of the measurement points and the deformation sequence delta of the tool nose position relative to the workpiece, and selecting the measurement points with highest heat sensitivity in each group to form a selection group; and (4) selecting the measurement points serving as the heat characteristic monitoring measurement points of the numerical control machine from the selection group according to different arrangement number of the heat characteristic monitoring measurement points of the numerical control machine. The method disclosed by the invention has the advantages of simplicity, effectiveness, clear principle, simplicity in operation, good controllability and the like.

The present invention relates to a method capable of utilizing closed heat pump circulation technique to implement high-effective energy-saving interfacial progressive freeze concentration. Said method includes 7 working steps of feeding aqueous solution, concentrated solution transfer and discharge, thawy water transfer and discharge, washing ice layer, heat pump circulation, auxiliary refrigeration and central control, and includes a system device formed from 7 subsystems and two icing water tanks which are communicated to implement aqueous solution interfacial progressive freeze concentration.

The invention relates to a processing technology of freeze drying and fresh-keeping of cistanche, and relates to the cistanche preservation technical field. The processing technology comprises the following steps: collecting and grading, slicing, killing enzyme and disinfecting, loading in a tray, quickly freezing at ultralow temperature, performing vacuum dehydrated drying, and sealing and packaging. The defect of cistanche nutrition loss caused by current cistanche drying and fresh-keeping technology in the prior art can be effectively overcome. The invention is characterized in that the cistanche contains a heat sensitivity substance, denaturation or inactivation performance can not be generated, the volatile component loss in cistanche is little; cistanche can keep original property and structure, the dried cistanche is loosened and porous, and presents a sponginess state, the original property can be recovered after 2-4 hours by adding water, the volume is almost unchanged; the good original state can be kept after slicing the cistanche, and the sliced cistanche can be connected through several lines, which is in favor of original state recovery, the substance capable of easily being oxidized in cistanche can be protected, more than 95-99% of moisture can be eliminated after drying, so that long-term fresh keeping of the dried produce can be realized.

The invention discloses a fire exploration pipe-type temperature-sensitive self-startup extinguishing device. The fire exploration pipe-type temperature-sensitive self-startup extinguishing device comprises a sealing container and a fire extinguishing agent sealed in the sealing container. The sealing container is prepared from a heat-sensitive material, the surface of the sealing container can be softened at a high temperature and be broken under the action of inner pressure so that a jet orifice is formed. The fire exploration pipe-type temperature-sensitive self-startup extinguishing device realizes combination of the exploration member, the extinguishing agent storage container and a conveying pipe. The exploration pipe is filled directly with the extinguishing agent and driving gas so that an extinguishing agent steel cylinder is avoided and the whole structure is simple and reliable, has a low failure rate, can be installed flexibly and conveniently and has a high cost performance.

The invention discloses easily welded ageing high-strength steel and a heat treatment process thereof. The steel comprises the following chemical compositions in percentage by weight: one ore more of 0.02 to 0.10 percent of C, 0.05 to 0.45 percent of Si, 0.50 to 1.50 percent of Mn, 1.00 to 1.80 percent of CU, 1.00 to 4.00 percent of Ni, 0.10 to 1.00 percent of Cr, 0.10 to 0.80 percent of Mo, 0.01 to 0.06 percent of Nb and 0.01 to 0.05 percent of V, and the balance of Fe and inevitable impurities. The heat sensitivity coefficient of the steel Pcm is less than or equal to 0.35 percent. The heat treatment process comprises the following steps of: directly quenching a steel plate subjected to finished rolling, and cooling the steel plate to the temperature below martensite transition temperature at a speed of 20-50 DEG C/s; reheating the steel plate to the temperature of between 550 and 700 DEG C, and keeping the temperature for 1.2min/mm to 3min/mm; and cooling in air to room temperature. The steel plate has the yield strength of more than or equal to 850N/mm<2>, which is obviously higher than that of the traditional quenched and tempered similar steel, has the V-shaped Charpy impact energy of more than or equal to 150J at -20DEG C, and keeps good toughness.

The invention discloses a high-temperature-resistant photo-curing material and a preparation method thereof. The high-temperature-resistant photo-curing material comprises, by weight, 40-80 parts of resin oligomer, 15-50 parts of reactive diluent, 0.5-10 parts of inorganic nano material, 1-10 parts of photoinitiator, 0.1-5 parts of dyeing agent, 0.1-5 parts of flatting agent and 0.1-5 parts of ultraviolet absorber. The high-temperature-resistant photo-curing material has the advantages that the material is low in viscosity, fast in curing, small in curing shrinkage, low in heat sensitivity and the like, and high device high temperature resistance is achieved after laser rapid prototyping.

The invention relates to a preparation method of pH and thermal dual-sensitive lipidosome loaded with magnetic carbon quantum dots on an internal water phase, which concretely comprises the following steps of: 1) preparing nano ferroferric oxide by a co-precipitation method, carrying out surface modification by polyethyleneimine, preparing carbon quantum dots by a microwave pyrolysis method, and adding the carbon quantum dots into the modified magnetic particle solution to form the magnetic carbon quantum dots; and 2) loading the magnetic carbon quantum dots into the internal water phase of the lipidosome by a low-pressure film formation-high-pressure incubation method, and grafting the pH and heat sensitivity triblock copolymer on the surface of the lipidosome by hydrophobic effect to prepare the lipidosome modified by nano particles and polymer. Compared with the prior art, the preparation method is simple and lower in cost; the prepared product can be developed into a diagnosis therapeutic agent with functions of magnetic targeting, fluorescence imaging or tracing; and the medicine carrying system of pH and thermal controlled-release medicine has important reference value for developing other types of multifunctional medicine carriers.

The invention discloses a microwave vacuum drier, which comprises a feeding vacuum chamber, a microwave vacuum chamber and a cooling discharging vacuum chamber, which are sequentially connected through vacuum valves. A stepping conveyor is arranged in each vacuum chamber, the vacuum valves are arranged at the front end of the feeding vacuum chamber and the rear end of the cooling discharging vacuum chamber respectively, and a microwave heating device is arranged on the side wall of the microwave vacuum chamber. The microwave vacuum drier is easier to be synchronously matched with a production line by feeding in a stepping way, microwave vacuum drying and a continuous drying way of cooling and discharging. Compared with a single-chamber microwave vacuum dryer, the microwave vacuum drier has the advantages that time for inflating the vacuum chambers after drying is complete, taking and placing feed plates and re-vacuuming after the feed plates are mounted is saved, so that working efficiency is improved; and the microwave vacuum drier is applicable to dewatering and drying for agricultural products, health care products, food, medicinal materials, fruits, vegetables, chemical raw materials and the like with high added-value and heat sensitivity, and used for low-temperature concentration of chemical products, removal of water of crystallization, dewatering and drying of traditional Chinese medicine extracts and enzyme preparations, and the like.

An LCD panel with mixed substrate materials and a method of making the LCD panel are presented. The LCD panel is made of a first substrate, a second substrate disposed substantially parallel to the first substrate, and a liquid crystal layer disposed between the first substrate and the second substrate. The first substrate includes a glass substrate, a TFT formed on the glass substrate, and a color filter formed on the TFT. The second substrate includes a plastic substrate and a common electrode formed on the plastic substrate. Forming the color filter on the TFT eliminates the need to form black matrices on the second substrate, preventing misalignment of the two substrates due to different heat sensitivities. Since there is no concern of substrate misalignment caused by heat, laser beam can be used to cut the substrates during the manufacture of the LCD panel.

An embodiment provides a battery cell, including: one or more contacts; a material providing output power to a device via the one or more contacts; and a tab element forming a part of a temperature cutoff mechanism; the tab element being thermally coupled to the material and conducting heat generated by the material; and the tab element being positioned proximate to a geometrically determined heat center. Other aspects are described and claimed.

The invention relates to micro initiating explosive for an exploder, and solves the problems of insecurity of the exploder with the initiating explosive and high cost of the exploder without the initiating explosive. The micro initiating explosive comprises more than one high explosive and more than one initiating explosive. The high explosive comprises hexogen and PETN; the initiating explosive comprises dinitrodiazophenol, lead azide, lead trinitroresorcinate, nickel hydrazine nitrate and perchloric acid tricarbohydrazide cadmium complex; and the more than one high explosive and the more than one initiating explosive are mixed to prepare the micro initiating explosive. Adhesive and surfactant can also be used. The micro initiating explosive has the advantages that the micro initiating explosive can reduce the content of the initiating explosive by 30 to 60 percent compared with the conventional exploder filled with the explosive, lower 20 to 30 percent of cost compared with the prior exploder, improve safety during assembly of the exploder, reduce static electricity, friction, impact and light and heat sensitivity while ensuring initiating force and flame sensitivity, improve safety during production, transportation, storage and use of the exploders, can reduce explosive feeding amount of the exploder, and improve free-running property of preparations.