1460 results about "Chain structure" patented technology

In electrophoretic media, it is advantageous to use pigment particles having about 1 to 15 percent by weight of a polymer chemically bonded to, or cross-linked around, the pigment particles. The polymer desirably has a branched chain structure with side chains extending from a main chain. Charged or chargeable groups can be incorporated into the polymer or can be bonded to the particles separately from the polymer. The polymer-coated particles can be prepared by first attaching a polymerizable or polymerization-initiating group to the particle and then reacting the particle with one or more polymerizable monomers or oligomers.

The invention discloses a method for accelerating convolution neutral network hardware and an AXI bus IP core thereof. The method comprises the first step of performing operation and converting a convolution layer into matrix multiplication of a matrix A with m lines and K columns and a matrix B with K lines and n columns; the second step of dividing the matrix result into matrix subblocks with m lines and n columns; the third step of starting a matrix multiplier to prefetch the operation number of the matrix subblocks; and the fourth step of causing the matrix multiplier to execute the calculation of the matrix subblocks and writing the result back to a main memory. The IP core comprises an AXI bus interface module, a prefetching unit, a flow mapper and a matrix multiplier. The matrix multiplier comprises a chain type DMA and a processing unit array, the processing unit array is composed of a plurality of processing units through chain structure arrangement, and the processing unit of a chain head is connected with the chain type DMA. The method can support various convolution neutral network structures and has the advantages of high calculation efficiency and performance, less requirements for on-chip storage resources and off-chip storage bandwidth, small in communication overhead, convenience in unit component upgrading and improvement and good universality.

An organic electroluminescent device, which has a pair of electrodes and at least one organic layer including a luminescent layer between the pair of electrodes, wherein at least one layer between the pair of electrodes comprises at least one metal complex having a tridentate- or higher polydentate-chain structure ligand.

In electrophoretic media, it is advantageous to use pigment particles having about 1 to 15 percent by weight of a polymer chemically bonded to, or cross-linked around, the pigment particles. The polymer desirably has a branched chain structure with side chains extending from a main chain. Charged or chargeable groups can be incorporated into the polymer or can be bonded to the particles separately from the polymer. The polymer-coated particles can be prepared by first attaching a polymerizable or polymerization-initiating group to the particle and then reacting the particle with one or more polymerizable monomers or oligomers.

A new liquid crystal compound comprises two condensed and substituted rings. The ring preferably is a five-membered heterocyclic ring. The heterocyclic ring is preferably condensed with benzene ring or an aromatic six-membered heterocyclic ring. The benzene ring or the aromatic six-membered heterocyclic ring is preferably substituted with a group comprising a cyclic structure and a chain structure. The liquid crystal compound is advantageously used in preparation of a thin phase retarder, such as a wide-ranged λ / 4 plate, which gives inverse wavelength distribution. The phase retarder can be easily produced according to a simple process by using the new liquid crystal compound.

The present invention relates to a method of forming an amorphous carbon film and a method of manufacturing a semiconductor device using the method. An amorphous carbon film is formed on a substrate by vaporizing a liquid hydrocarbon compound, which has chain structure and one double bond, and supplying the compound to a chamber, and ionizing the compound. The amorphous carbon film is used as a hard mask film.It is possible to easily control characteristics of the amorphous carbon film, such as a deposition rate, an etching selectivity, a refractive index (n), a light absorption coefficient (k) and stress, so as to satisfy user's requirements. In particular, it is possible to lower the refractive index (n) and the light absorption coefficient (k). As a result, it is possible to perform a photolithography process without an antireflection film that prevents the diffuse reflection of a lower material layer.Further, a small amount of reaction by-product is generated during a deposition process, and it is possible to easily remove reaction by-products that are attached on the inner wall of a chamber. For this reason, it is possible to increase a cycle of a process for cleaning a chamber, and to increase parts changing cycles of a chamber. As a result, it is possible to save time and cost.

A wake-up circuit of a memory device employs a cascade chain structure in which bit lines are divided into a plurality of blocks, and if the bit lines of one of the blocks are determined to have undergone a wake-up operation based on a bit line voltage fed back in the block, the wake-up operation is performed on a subsequent block. Accordingly, a wake-up delay can be varied, and therefore peak currents can be controlled, thereby reducing overall system power noise.

Methods, compositions and articles of manufacture involving cationic conjugated conformationally flexible polymers are provided. A method for the synthesis of cationic water-soluble polymers with linkages along the polymer main chain structure which disrupt the ability of the polymers to form extended-rod structures is provided. Such polymers may serve in the fabrication of novel optoelectronic devices and in the development of highly efficient biosensors. The invention further relates to the application of these polymers in assay methods.

Described herein are methods, compositions and articles of manufacture involving neutral conjugated polymers including methods for synthesis of neutral conjugated water-soluble polymers with linkers along the polymer main chain structure and terminal end capping units. Such polymers may serve in the fabrication of novel optoelectronic devices and in the development of highly efficient biosensors. The invention further relates to the application of these polymers in assay methods.

Methods, compositions and articles of manufacture involving cationic conjugated conformationally flexible polymers are provided. A method for the synthesis of cationic water-soluble polymers with linkages along the polymer main chain structure which disrupt the ability of the polymers to form extended-rod structures is provided. Such polymers may serve in the fabrication of novel optoelectronic devices and in the development of highly efficient biosensors. The invention further relates to the application of these polymers in assay methods.

In electrophoretic media, it is advantageous to use pigment particles having a polymer chemically bonded to, or cross-linked around, the pigment particles, the polymer comprising repeating units derived from a fluorinated acrylate or fluorinated methacrylate monomer. The polymer desirably has a branched chain structure with side chains extending from a main chain. Desirably, the fluorinated acrylate or fluorinated methacrylate monomer comprises from 1 to 5 mole percent of the polymer.

The invention involves an artificial leg for human-simulating double-foot robot and is within the scope of robot technology. The artificial leg consists of the coax joint, knee joint, anklebone, foot, thigh connecting rod and calf connecting rod, characterized in that a knee joint driving motor is equipped on the thigh connecting rod between the coax joint and the knee joint. The knee joints are two closed-chain structure comprising of four connecting rods. The knee joint driving motor is connected with the rear rods of the four-connecting-rod structure through the parallel four connecting rod mechanism. A stop piece is fixed on the front end of the four-connecting-rod mechanism. An encoder is equipped on the spindle, which is located on the upper end of the four-connecting-rod mechanism. The advantages of this invention are: the distance between the lifted foot and the ground is increased, enhancing the robot's ability of avoid obstacles while it is walking; the calves don't tough the ground during their swinging process, improving the robot's stability and efficiency in walking; the mass distribution in the leg is more similar to that of human being, producing a compact overall structure and high precision in transmission.

A triazine carbonific containing aromatic chain structure, the carbonific is obtained by aromatic binary compound and monosubstituted cyanuric chloride with structural general formula being NH2-Ar-NH2, HO-Ar-OH or HS-Ar-SH under catalyst action. The invention further claims a method of preparing the triazine carbonific containing aromatic chain structure. Compared with the prior art, the invention has the advantages that: the triazine halogen-free flame retardant obtained by the invention has high thermal stability, high char rate under high temperature; the reaction process is one kettle way continuous reaction, and the preparation process is simple, the intermediate does not need to be processed; the post process method is simple, and the reaction time is short, the yield is high; the invention can effectively save energy consumption, improve the production efficiency and reduce the production cost.

The invention discloses an embedded platform guide on a creditable mechanism, i. e.: placing the embedded platform and a TPM together, and using the TPM to support safety and creditability of the embedded platform; In accordance with the creditability completeness measuring roots and prior to running of the CPU of the embedded platform, the TPM carries out completeness verification for the Bootloader and the operation system which are stored in the embedded platform to ensure that the software executable codes in the platform startup chain is not modified, and then permits the CPU of the embedded platform to read the Bootloader for startup; and the TPM controls the startup process and measures completeness and reliability of the appointed external devices as well as initializes the external devices. The invention is used for completeness measuring of the Bootloader executed at the platform in accordance with the creditability chain structure, ensuring good completeness of the Bootloader, and realizing a reporting mechanism in a creditable environment with a TPM monitoring.

The invention discloses a recombinant human collagen and a production method thereof and belongs to the technical field of genetic engineering. The structure of the recombinant human collagen is a single-chain structure; the basic repeating unit is gergapgfrgpagpngipgekgpagergap which is a human collagen III peptide fragment; the terminal sequence is GPPGPCCGGG which is a human collagen II peptide fragment. The production method of the recombinant human collagen comprises the following steps of: constructing escherichia coli genetically engineered bacterium; fermenting and cultivating the escherichia coli genetically engineered bacterium; inducing and expressing the recombinant human collagent; and purifying the recombinant human collagen. According to the recombinant human collagen and the production method thereof disclosed by the invention, the escherichia coli expression system is adopted for being amplified in a large-scale manner, the production cost is low and the yield is high.

This invention relates to curcumin analogs and their applications. Curcumin is an excellent precursor compound, and has multiple pharmaceutical activities. The curcumin analogs in this invention have more stable monocarbonyl intermediate connection chain structure. The connection chain can be acetone, cyclopentanone or cyclohexanone. The substituent on benzene ring can be separately selected from H, hydroxyl, halogen, alkoxyl, alkyl, halogenated alkyl, amino, and alkyl amino. This invention also discloses pharmaceutically acceptable salts of the curcumin analogs, preparations containing them, and their pharmaceutical applications. Experiments show that the curcumin analogs can be used to treat inflammation and tumor.

Disclosed is a porous membrane for a secondary battery, which has further improved output characteristics and long-term cycle characteristics when compared with conventional porous membranes. The porous membrane for a secondary battery is used for a lithium ion secondary battery or the like. Specifically disclosed is a porous membrane for a secondary battery, which contains polymer particles A that have a number average particle diameter of 0.4 μm or more but less than 10 μm and a glass transition temperature of 65° C. or more and polymer particles B that have a number average particle diameter of 0.04 μm or more but less than 0.3 μm and a glass transition temperature of 15° C. or less. It is preferable that the polymer particles B have a crystallization degree of 40% or less and a main chain structure that is composed of a saturated structure.

The invention provides a workflow managing method and system, which are used for improving processing efficiency and throughput of the system through using an asynchronous flow computing mechanism. The system comprises a flow defining module, a flow database, a workflow executing and servicing module and a task queue managing module, wherein the flow defining module is used for setting a real-time constraint attribute for each task in a workflow and converting the workflow into a flow chart which is stored in a flow defining table in the flow database in a relationship type data structure; the workflow executing and servicing module is used for storing tasks submitted by users in a work task table in the flow database and returning information which indicates whether submission is successful or not to the users; a next task is generated through carrying out routing computation on a task to be computed according to data in the flow defining table; and the task queue managing module is used for constructing more than one task queue with chain structures in a memory for being called by the users according to activity definition, mechanism information and role information of the generated task.

The invention provides a nano crystal-ligand complex, a preparation method thereof, a printing material and an application of the printing material. The nanocrystal-ligand complex includes nanoparticles and entropy ligands that form surface coordination with the nanoparticles; wherein, the entropy ligands have a branched chain structure, and the total number of main chain skeleton atoms and branch chain skeleton atoms is ≤ 30. In the above-mentioned nanocrystal-ligand complex, the entropy ligand used is different from the traditional linear ligand, which has a branched chain structure, and the total number of main chain skeleton atoms and branch chain skeleton atoms is ≤30. This entropy ligand can effectively inhibit the interaction between nanoparticles and nanoparticles in the solution, and because the C-Cσ bond on it can rotate freely, it can effectively increase the solubility of nanoparticles in the solvent, thereby effectively inhibiting the The coagulation and precipitation of nanoparticles in the solvent greatly improves the stability and processability of the nanoparticle colloidal solution, which is more suitable for application in printing materials.

The invention relates to an ultraviolet photo-thermal double curing paint with oxygen inhibition resistant effect and a manufacturing method thereof. The double paint comprise the following compositions in weight percentage: 3.0 to 57.0 percent of ultraviolet curing oligomer, 7.0 to 40.0 percent of thermal curing polyhydroxy oligomer, 10.0 to 41.0 percent of curing agent, 15.0 to 60.0 percent of active diluted monomer, 0.5 to 9.0 percent of light evocating agent and 0.5 to 5.2 percent of additive. The double curing paint composition is prepared without needing complicated equipment and has application period as long as 7 hours; the main chain structure of the oligomer is provided with a tertiary amine group which removes the influence of oxygen inhibition effect so as to greatly accelerate the curing speed and complete the light curing process in a short period of between 5 and 15 seconds; after the ultraviolet photo-thermal double curing, a thick paint film with thickness of between 60 and 120 mu m can be prepared; and the obtained paint film has good leveling, high hardness, good impact resistance, good toughness and strong adhesive force and is suitable for coating various substrates.

The invention provides waterborne wear-resisting ultraviolet-cured glazing oil and a preparation method thereof. Epoxy resin is subjected to ring opening by the amino of an amino siloxane coupling agent, and is subjected to polymerization with diisocyanate, a chain extender and hydroxyl acrylate to prepare modified polyurethane acrylate waterborne light-cured resin, and is stirred with various aids to obtain a target. A siloxane group is introduced into a resin main chain structure, so that the wear resistance and the water resistance of the glazing oil are improved; a dry film of the glazingoil has the 100-circle wear of less than 0.1 g, and does not foam or fall after soaking in water for 10 hours. An epoxy resin structure is introduced, so that the initial tack of the glazing oil to print ink is improved. Through small molecules and an internal crosslinker chain extender, an obtained flexible chain structure resin ensures the adhesion and the flexibility of the glazing oil on the ink, the folding number of the dry film of the glazing oil is 16 to 20, and the adhesion is 0 to 1 level. An active monomer diluent is not used, toxic and harmful substances of methylbenzene or dimethylbenzene are free, and a paint film does not have a diluent residual, and is environment-friendly.

This invention relates to a method of preparing poly(alkylene carbonate) that has a molecular weight and polymer chain structure precisely controlled by adding a chain transfer agent composed of a compound having an alcohol or carboxylic acid functional group upon alternating copolymerization of an epoxide compound and carbon dioxide using a catalyst composed of a trivalent metal complex compound synthesized from a quaternary ammonium salt-containing Salen type ligand, and to a polymer compound prepared thereby. According to this invention, the polymer compound having a star-shaped chain as well as the polymer having a linear chain can be prepared. The low-molecular-weight poly(alkylene carbonate) has an —OH terminal group and can be used alone as a coating agent, etc., and also in mixtures with an isocyanate compound and thus can be easily utilized to prepare polyurethane.

The invention discloses a continuous monitoring system of overburden rock displacement in an ore bed mining process, which comprises an inclination measuring drilling hole, an inclination measuring pipe assembly, a monitoring device and a monitoring station. When in use, a plurality of fixed inclinometers are arranged at different positions as required so as to realize the continuous whole-coursemonitoring on mined overburden rock displacement; meanwhile, the monitoring device for a flexible chain structure can be used for preventing the damage of overburden rock movement on instruments so as to ensure monitoring is carried out smoothly; and the monitoring system is used for evaluating the space-time influence degree of the mining to overburden rock so as to provide a basis for the judgment of the influenced degree and the safety of deep mining operation execution, facilities in an overburden rock stratum, ground facilities, and the like. In addition, the invention also discloses a method for structuring the monitoring system, wherein methods for embedding an inclination measurement pipe, carrying out anti-sliding safety protection during lowering the inclination measurement pipe, lowering the inclination measurement pipe when water or no water exists in the drilling hole, fixing the inclination measurement pipe by deep hole grouting, and the like not only effectively solve the problem of huge difficulty on installing deep-hole inclination measurement pipes, but also effectively improve the construction efficiency and the safety.

Embodiments of the invention are directed to a decentralized block chain regulation architecture. The invention utilizes the collective nature of block chain communication to perform key regulatory and control functions. Instead of relying on a centralized regulatory source, the present system allows the block chain structures themselves to simultaneously function as both regulated and regulatory chains for one another to form an interconnected network of decentralized, regulatory chains. Further, the system allows for control of non-compliant block chains, wherein regulatory chains may issue commands to the non-compliant chains, rewrite data, overwrite an incorrect consensus, or deactivate a chain and remove it from a block chain environment before propagation of an error.

The embodiment of the invention discloses a method for implementing a network scalability block chain, which comprises the following steps: slicing and leadership election, consensus synchronization based on slicing leadership, reputation evaluation mechanism and global synchronization algorithm. The embodiment of the invention proposes a parallel chain structure, which separates the transaction and the consensus into two chains, so as to improve the scalability of the block chain network. The consensus part is carried out in the reputation chain. The network of reputation chain pays attentionto the security and supports the high-speed transaction of the network of transaction chain with proper speed. Based on the advantages of the reputation evaluation mechanism, the embodiment of the invention proposes a network slicing method based on the reputation evaluation mechanism. After the network slicing, the honest and excellent performance node has a greater probability to become the leader of the slicing, so as to realize the high throughput of the network without reducing the safety of the block chain network.

The invention relates to a unified power energy quality controller based on the serial-connection multiplicity of transformers and a chain structure, which belongs to the technical filed of flexible AC transmission and distribution of an electric power system and the power electronic. The unified power quality controller comprises a single-phase serial-connection multiple transformer bank and a single-phase chain H bridge converter, wherein the transformer bank consists of m single-phase transformers which form the serial-connection multiple transformer bank together with n voltage source converters connected with n secondary windings of m single-phase transformers respectively; the single-phase chain H bridge converter is provided with n chains and is formed by connecting n DC voltage supporting units and n power source converters, and an AC port of the n-chain single-phase chain H bridge converter is directly connected with the electric fence through a reactor, m and n are signless integrals equal to or more than 2, and m is less than or equal to n. The invention can realize accurate current control, has high dynamic responding speed, and can solve the problems of the traction substation of an electrified railway that the three-phase voltage is unstable and fluctuates, the power factor is low and the harmonic pollution exists, and the like.

The invention relates to a high fused mass strength polypropylene contained long-chain branch and the preparation method thereof. The high fused mass strength polypropylene resin is prepared by polypropylene grafted object, amine or alcohols compound as well as antioxidant and heat stabilizer, etc. The invention adopts a melting and continuously extrusion method with a reaction-type double screw extruder to prepare the high fused mass strength polypropylene, and uses supercritical carbon dioxide to assist the extrusion, which can lower the extrusion temperature, reduce the degradation of polymer and meanwhile greatly strengthen the pervasion of molecule, so as to further promote the reaction. In the reaction process, as chain extender, amine and alcohols compound react with special functional group of polypropylene grafted object, link linearity polypropylene molecular chain, consequently produce novel polypropylene that each grafted point includes two long-chain branch structures and of which the melt flow rate is adjustable. The novel polypropylene is characterized by non-gelatin and strain hardening. The product shows great advantages over a plurality of aspects like color, mechanical property and workability, therefore, the product is suitable for application areas of blowing, thermo-forming, blown film, extrusion and coating, etc.