49results about How to "Overcome difficult production" patented technology

An illuminant device includes at least an illuminant element and a lamp holder including a housing, a metal core printed circuit board (MCPCB) and a power-driving unit. The housing includes a first side and a second side opposite to the first side. The MCPCB is disposed on the first side of the housing and includes a base and a plurality of extending parts extended from the circumference of base in a bending forming manner and spaced from each other. The base has a plurality of holes, the extending parts are embedded within the housing, and the illuminant element is mounted on the base. The power-driving unit includes a circuit board, and a first end of the circuit board has a plurality of posts. The posts are respectively penetrated the holes and electrically connected to the MCPCB. In addition, a manufacturing method of the lamp holder is disclosed.

A film bulk acoustic wave resonator including a piezoelectric body 1, and a first electrode 2 and a second electrode 3 that are provided respectively on the main surfaces of the piezoelectric body, the piezoelectric body being applied an electric field through the first and the second electrodes so as to generate a resonant vibration. A first mass load material portion 4 having an annular shape is provided outside the planar region of the first electrode on the main surface of the piezoelectric body, a mass load effect thereof being larger than that of the first electrode. The outer periphery of the first electrode and the inner periphery of the first mass load material portion are spaced apart from each other, whereby the first electrode and the first mass load material portion are electrically insulated from each other. The first mass load material portion has a laminated structure including a first auxiliary electrode layer 2a and a load material layer 4a formed on the auxiliary electrode layer. The first auxiliary electrode is formed with the same material to have the same thickness as the first electrode. Energy loss can be reduced, while the first mass load material portion can be formed easily with high precision.

It is intended to provide a drug which is efficacious in treating a prion disease and has a high safety. A remedy for a prion disease which contains a mesenchymal stem cell as the active ingredient and a method of producing the same. A remedy for a prion disease which contains a mesenchymal stem cell, in particular, a mesenchymal stem cell having an anti-prion antibody gene transferred thereinto as the active ingredient and a method of producing the same. These remedies can not only prevent the progress of a prion disease but also contribute to the recovery of nerve dysfunction caused by the disease.

A slag composition containing steelmaking slag and from about 0.3 to about 10 weight percent of reducing agent. The steelmaking slag contains from about 20 to about 55 weight percent of calcium oxide, from about 8 to about 50 weight percent of ferrous oxide, from about 4 to about 20 weight percent of magnesium oxide, from about 8 to about 30 weight percent of silicon oxide, from 0.5 to about 10 weight per cent aluminum oxide, and from about 0.5 to about 10 weight percent of manganese oxide. The reducing agent contains from about 15 to about 70 weight percent of calcium carbide and from about 10 to about 50 weight percent silicon carbide, wherein the ratio of calcium carbide to silicon carbide is between 0.7 and 7.

The invention discloses a preparation method of an ultraviolet-curing activator based on an ink-jet printing technology and a process for carrying out activation treatment by using the activator. The preparation method comprises the following steps: firstly, preparing a film-forming phase from prepolymer resin, a nano pigment colorant, a photoinitiator and additives and the like; then, preparing an activation phase from nano metal particles and a hydrogen-preventing agent and the like; finally, uniformly mixing the film-forming phase, the activation phase and a hydrogen-preventing agent so as to obtain the activator capable of carrying out ink-jet printing. The process for carrying out activation treatment comprises the following steps: printing the activator on a matrix by ink-jet printing, carrying out ultraviolet-curing on the matrix subjected to ink-jet printing, and placing into a chemical plating solution to metalize, thereby achieving the purpose of directly selective metallization of the insulating matrix. The activator disclosed by the invention is not settled, and can be preserved for a long time; the activator is low in viscosity, and does not block ink-jet holes; the consumption of precious metals is less, and the cost is low; an obtained copper conducting circuit is continuous, dense, and high in electrical conductivity; in the preparation and application processes of the activator, the harm to the human body and environment is greatly reduced.

An object of the present invention is to provide a process which can produce, easily and with good productivity and reproducibility, an ethylene oxide copolymer provided with desired compositional ratios of monomers and a desired molecular weight and further with a desired melting point. As a means of achieving this object, a process according to the present invention for production of an ethylene oxide copolymer is a process comprising a step of polymerizing a monomer mixture including ethylene oxide as a main component, thereby producing the ethylene oxide copolymer, with the process being characterized in that the polymerization step includes at least one step each of the following steps: a step in which only the ethylene oxide is supplied to thus polymerize it; and a step in which the ethylene oxide and another monomer are supplied to thus polymerize them.

The invention relates to a water-based industrial cleaning agent. The water-based industrial cleaning agent comprises the following components in percentage by weight: 0.1-40% of an N-acyl amino acidanionic surfactant, 0.1-20% of fatty acid methyl ester ethoxylate, 0.1-8% of alkyl glycoside, 0.1-8% of hydroxypropyl methyl cellulose, 0.1-10% of an auxiliary agent, and 30-89% of water. The cleaningagent has the characteristics of simple formula, safe use, environment-friendliness and the like, has little irritation to skin, low toxicity, good biodegradability, good use stability and storage stability, and can further improve the traditional cleaning process and improve the cleaning quality while reducing sewage discharge and environmental protection pressure.

The invention relates to production equipment and a production technology of a low-cost large plastic element. Material charge and extrusion are implemented by three steps. An extruding machine is installed on a moving device, and the moving device is moved, thereby moving the extruding machine; the extruding machine aligns to a die at the next work station, and the material charge and extrusion steps are repeated according to the set material charge time and sequence. According to the production equipment and the production technology, during the production process, a large die is not moved, and the extruding machine is moved through the moving device such as guide rails, so that large production elements can be produced at different work stations.

The present invention concerns the preparation of an anion binder for a solid alkaline fuel cell which enhances durability to electrochemical reactions and makes the production of electrode slurry easy. A method of preparing an anion binder for a solid alkaline fuel cell includes: (A) mixing an electrolytic monomer of quaternary ammonium salts having a cation group, a bisacrylicamide crosslinking agent having a tertiary amino group, and water together by stirring; (B) mixing the mixture with a photoinitiator; (C) interposing the solution between polyethylene terephthalate films and irradiating the solution with ultraviolet light for crosslinking and polymerization; and (D) pulverizing crosslinked polymerized resin to a nano size.

The invention discloses a non-benzene harmless diluent which comprises, by mass percent, 55-70% of acetal-type or ethanol mixtures, 23-30% of aliphatic carboxylic acid derivatives, 5-7% of aliphatic alcohol, 2-5% of ketone solvents and 0-3% of solvents with multifunctional groups. According to the non-benzene harmless diluent, the preparation is easy, the cost is low, the dissolving capacity is strong, the evaporation speed is high, and the film-forming time is short, so that paint films are shining, blushing of the paint films does not occur, and the anti-humidity property and the heat-resistant property are improved; the non-benzene harmless diluent can dissolve and dilute materials of cellulose acetate, nitrated cellulose, resin and rubber, cellulose ether, chlorinated rubber, synthetic resin, coatings and paint.

The invention provides a banana conveying cableway which specifically consists of a conveying belt, a bracket, a conveying device and a connecting rod. The banana conveying cableway is assembled on a banana processing place; in a process of performing teasing processing, graded packaging and damage-free storage on bananas, the banana conveying cableway is used for conveying, so that fruit clusters of the bananas are not collided and scratched and are prevented from being bruised due to no need of stacking, landing-free harvesting such as banana chopping, banana conveying and teasing can be realized, and mechanical damages such as bumping, bruise and scratching of the bananas can be avoided or reduced. Compared with a traditional harvesting method, the banana conveying cableway has the advantages that the mechanical damages are reduced by more than 90%, the product fruit yield is greatly improved and the price of banana fruits is increased exponentially; furthermore, the complicated and complex production link with high labor strength is changed to be easy, convenient and rapid; the banana conveying cableway is conductive to improving the commodity value of the bananas and the overall benefits of the banana industry.

The invention provides building foam and a foam wall formed by splicing the building foam and belongs to the field of building foam. The building foam comprises a foam body which is divided into an upper foam body and a lower foam body. Each foam body comprises a first foam plate, a second foam plate, a third foam plate and a fourth foam plate, the upper foam body is formed by connecting the corresponding first foam plate, the corresponding second foam plate, the corresponding third foam plate and the corresponding fourth foam plate from left to right in sequence, and the lower foam body is formed by connecting the corresponding fourth foam plate, the corresponding third foam plate, the corresponding second foam plate and the corresponding first foam plate from left to right in sequence. A height difference exists between any two of the first foam plate, the second foam plate, the third foam plate and the fourth foam plate; multiple foam bodies are connected, and a through hole is formed by splicing the height difference parts of any two adjacent foam bodies. Indoor and outdoor noise is absorbed through the through holes, meanwhile, effective ventilation of a building is achieved, and the ventilation effect and the noise absorbing effect are good.

The invention provides an electric hammer punching balance bracket, which includes a support part, a balance part, and a clamping part. The support part is placed on the ground and connected to the balance part. The balance part is connected to the clamping part. One end of the clamping part A fixed electric hammer is installed, and a control handle is provided at the other end for the operator to control the electric hammer. The advantage of this is: for the situation where drilling operations need to be carried out in an environment where human operation is inconvenient, such as the top surface or high places or deep pits, the operator does not need to climb up to work as in the past, but only needs to be safe and risk-free. Standing on the ground and controlling the electric hammer through the control handle and control switch can make production operations more efficient, safer, easier and more convenient production tools.

The present invention relates to a composition for producing a zinc oxide thin film containing a group 2 element, said composition being a solution in which a partial hydrolysate of an organic zinc compound represented by formula (1) and a group 2 element are dissolved in an organic solvent. The solution can additionally include a group 13 element. Formula (1): R1-Zn-R1 (in the formula, R1 is a straight-chain or branched alkyl group having 1-7 carbon atoms). Provided are: a composition for producing a zinc oxide thin film containing a group 2 element, said composition making it possible to form a zinc oxide thin film containing a group 2 element by performing coating and film formation with one solution; and a production method for the composition.

The invention discloses a counter flow type multistage spray device. At least N purification devices are sequentially arranged in a spray tower up and down, each purification device comprises a sprayassembly, a packing layer and a liquid collecting tank for collecting an absorption liquid are sequentially fixed below each spray assembly, a vent pipe waste gas inlet allowing gas on the lower sideto pass is formed in each liquid collecting tank, the upper port of each vent pipe is higher than the bottom of the corresponding liquid collecting tank, and the bottom of each liquid collecting tankis connected with a liquid storage box through a drain pipe; n liquid storage boxes are arranged, a liquid inlet and a liquid outlet are formed in each level of liquid storage box, liquid inlets in two adjacent layers of liquid storage boxes are communicated with the drain pipes at the bottoms of the liquid collecting tanks of two adjacent layers of purification devices respectively, and liquid outlets in two adjacent layers of liquid storage boxes are communicated with the spray assemblies of two adjacent layers of purification devices respectively. The spray device can significantly improvethe waste gas purification efficiency on the premise that the cost is reduced; besides, the spray device adopts modular design and can be equipped by oneself as required.

The invention relates to an exhaust cabinet. The exhaust cabinet comprises a cabinet body, a left side aluminum profile and a right side aluminum profile, wherein the cabinet body is provided with an inner cavity, the inner cavity forms a working cavity, the cabinet body is provided with a left side plate and a right side plate in the width direction of the exhaust cabinet, the cavity wall of the inner cavity comprises a part of the inner surface of the left side plate and a part of the inner surface of the right side plate, and the left side plate and the right side plate are respectively a physicochemical plate or a compact laminate and extend to the bottom from the top of the exhaust cabinet; the left side aluminum profile extends from the top to the bottom in the height direction of the exhaust cabinet to at least partially form the left front wall of the exhaust cabinet, and the left side plate is mounted on the left side aluminum profile; and the right side aluminum profile extends from the top to the bottom in the height direction to at least partially form the right front wall of the exhaust cabinet, and the right side plate is mounted on the right side aluminum profile. According to the exhaust cabinet, the left side plate and the right side plate are easy to machine, the damage phenomenon in the transporting process of the exhaust cabinet is reduced, and the service life is prolonged.

The invention relates to the technical field of welding for spiral bins, and especially relates to a fully-automatic welding device for a spiral bin. The fully-automatic welding device for the spiralbin comprises a bending group, a support group and a supplementary connection rod, wherein the bending group is composed of a plurality of drive bending machines, and the support group is composed ofa plurality of fixed frames, a connection frame and a bracket; and the fixed frames and the connection frame are mutually spliced and fixed, the fixed frame at the tail end is connected with the drivebending machine at the head end through the supplementary connection rod to form a whole welding space, steel strips are driven to be subjected to bending conveying through a bending machine during welding, the steel strips are upwards-spiral, the edges of the steel strips are overlaid together, splicing joints are aligned through a fixed welding gun for welding in an upward conveying process forthe steel strips, and then the function of automatically welding the spiral bin is realized. Manual operation is not needed in a whole production process for the spiral bin, so that the time and thelabor are saved, and the working efficiency is greatly increased; and due to a design for the vertically-lifting fully-automatic welding device, bending forming does not need to be carried out on thesteel strips, so that low equipment cost and later-period repair expense, and simple field installation and construction are achieved.