551results about How to "Improve modification efficiency" patented technology

The present invention provides a modified conjugated diene polymer that is prepared by polymerization of a conjugated diene compound using a catalyst containing a lanthanoid rare earth element compound in an organic solvent and then modifying the resulting polymer having an active organic metal site with a modifier, wherein the modification efficiency is not less than 15% and the cis-1,4 bond content in the conjugated diene moiety measured by Fourier transform infrared spectroscopy satisfies the relationship (I):

cis-1,4 bond content≧98.00(%)  (I),

or the modification efficiency is not less than 75% and the cis-1,4 bond content in the conjugated diene moiety measured by Fourier transform infrared spectroscopy satisfies the relationship (II):

94.00(%)≦cis-1,4 bond content<98.00(%)  (II).

The invention further provides a rubber composition containing the modified conjugated diene polymer and giving a tire exhibiting low heat build-up, satisfactory failure characteristics, and high abrasion resistance, and a tire composed of the rubber composition and exhibiting these characteristics.

The invention discloses a preparation method for a small-molecule microarray. The preparation method comprises the steps of bonding the hydroxyl terminal of a nonspecific adsorption resistance material modified on a chip substrate with the hydroxyl terminal of a small-molecule light crosslinking agent through an esterification reaction, and randomly fixing small molecules on the hydroxyl terminals through light crosslinking. By the adoption of a direct esterification mode, the small-molecule light crosslinking agent is quickly and efficiently coupled to the surface of the nonspecific adsorption resistance material; a chip modification process is simple and convenient and can be implemented under a normal temperature condition; therefore, the modification cost is reduced, and the modification efficiency is improved; a high detection signal is guaranteed; a non-reacted group still keeps high nonspecific adsorption resistance capacity, so that a background signal is reduced; the prepared small-molecule microarray is high in detection signal and low in background signal and can be used for mutual action between high-flux screened small-molecule medicaments and targets.

The invention discloses a pipeline three-dimensional modeling method and a pipeline design method, wherein, the pipeline three-dimensional modeling method comprises the following steps: obtaining a pipeline geophysical prospecting table; according to the data in the pipeline geophysical prospecting table, the end point elevation of all pipe segments is calculated, and the pipe center elevation value is put into a single column in the same row of the corresponding pipe segments in the pipeline geophysical prospecting table; generating AutoCAD command string in pipeline geophysical exploration table; using AutoCAD software to run AutoCAD command strings, and generating the three-dimensional models of all pipelines in different layers. It greatly improves the efficiency of pipeline design, which is convenient for designers to carry out pipeline comprehensive design, and also visually facilitates the proofreading and auditing work.

The invention provides a cache system and methods for modifying cache configuration and operating and querying cache data, wherein the method for modifying cache configuration comprises the following steps of: querying configuration files to be modified in the configuration files of pre-created cache configuration, and modifying and storing the queried configuration files, wherein the configuration files of the cache configuration are configured in a way of xml or java annotating. By adopting a configuration way for the cache configuration, the decoupling of the cache configuration and codes is realized, code modification is not needed any more in subsequent system maintenance and cache configuration modification, and only the configuration files need to be modified in the processes of code compilation and redeployment so that the modifying process of the cache configuration is greatly simplified and the modifying efficiency is increased. The method provided by the embodiment of the invention can be used for managing the cache configuration in centralization, reducing the bit error rate in development, and greatly reducing the working capacity of code maintenance and testing, thereby being suitable for use in large-scale enterprise level J2EE projects.

The invention provides a configuration file modification method and a configuration file modification device, which are used for improving the configuration file modification accurate rate and the configuration file modification efficiency. According to the method, the located region of contents to be modified in a configuration file is determined according to annotation marks in the configuration file, in the region, parameters to be modified are determined, and the parameter values of the parameters to be modified are modified according to the current environment and the parameter value of each parameter in each environment. The parameter values of the configuration file are modified in an annotation mode in the embodiment of the invention, so the modification of the parameter values of the configuration file is more flexible and more convenient, in addition, the annotation mode is adopted for parameter modification so that the error rate of the configuration file modification is reduced, the modification correctness is improved, and in addition, the parameter modification efficiency in the configuration file is improved.

The invention provides a multielement silane coupling agent-modified phenolic resin base combined disc brake pad and a preparation method thereof, and relates to the technical field of automobile parts.The brake pad is prepared from, by mass, 4-7% of organosilicone-modified phenolic resin, 2-4% of polyacrylonitrile carbon fibers, 2-4% of aramid pulp, 10-34% of potassium titanate lamellae, 5-18% of steel fibers, 2-6% of glass fibers, 3-10% of natural flake graphite, 3-10% of granulated coke, 0.5-1.5% of silicon dioxide, 25-40% of barite and 2.5-10% of a multielement silane coupling agent.The disc brake pad has the advantages of being good in interfacial compatibility, stable in friction coefficient and product quality, excellent in wear resistance and anti-noise performance and the like; besides, a material modification process and a mixing process are integrated in the preparation method of the disc brake pad, so that production efficiency is high, modification cost is lowered, and the process is simple.

The invention discloses a database access method of tree-like structure data. The method comprises the following steps that data logics are abstracted by an object-oriented method, and a tree-like structure data model is built; a data access thread is built beyond a main thread by a multi-thread technology; a corresponding relationship type database data table is built according to node information of the tree-like structure; storage processes such as data node addition, deletion, modification and query are built in the database. The database access method has the advantages that the problems of stack overflow caused by using depth recursion and client CPU (central processing unit) time occupation are solved, and the data addition, deletion, modification and query efficiency is improved.

The embodiment of the invention discloses a method and device of configuration modification. The method of configuration modification applied to a BIOS (basic input output system) update system comprises: obtaining a correct batch modification operation instruction for the BIOS configuration of at least one online server according to the BIOS configuration information of the at least one online server stored in a BIOS update system database in advance; and correspondingly issuing the batch modification operation instruction to the BIOS configuration interface of the at least one online server. The method of configuration modification applied to a server comprises: the basic input output system (BIOS) configuration interface of the at least online server correspondingly receives the batch modification operation instruction issued by the BIOS update system; and the BIOS configuration is correspondingly modified according to the batch modification operation instruction. The method and device of configuration modification disclosed by the embodiment of the invention realize the batch modification of the BIOS configuration of online servers.

The invention provides a three-dimensional complex cell aggregate model as well as a preparation method and application thereof. According to the model, a natural or chemically synthesized polymer is used as a matrix material to prepare submicron-scale microspheres, and cell factors are embedded in or fixed on the surface of the submicron-scale microspheres and are co-cultured with cells to form a complex cell aggregate containing the microspheres, so that the biological activity of the cells in the aggregate can be regulated and controlled from inside to outside. The model can be used for researches of propagation and differentiation of stem cells in a three-dimensional state, overcomes the problems that the cell aggregate is heterogeneous in composition/structure, the cell proliferation efficiency is low and the directional induced differentiation efficiency is low due to non-uniform mass transfer and short acting time of liquid factors in a culture medium during the traditional three-dimensional culture of the stem cells, can be used for stimulating interaction between cells and cells, cells and an extracellular matrix as well as cells and soluble factors, thereby providing a theoretical and technical support for in vitro construction and optimization of a stem cell culture technology, and tissue engineering construction of various tissue and organ analogs or equivalents.

Disclosed are a method of preparing a modified conjugated diene-based polymer, a modified conjugated diene-based polymer prepared thereby, a rubber composition including the modified conjugated diene-based polymer, and a tire including the rubber composition. The method of preparing the modified conjugated diene-based polymer includes (a) polymerizing a vinyl aromatic monomer and a conjugated diene monomer through continuous solution polymerization using a multifunctional anionic polymerization initiator in the presence of a hydrocarbon solvent, thus forming an active polymer having a reactive end; and (b) coupling or linking the reactive end of the active polymer with an aminosiloxane compound.

The invention relates to a method for fixed-point introduction of non-natural amino acid to protein. More specifically, the invention discloses a method for specifically guiding a non-natural amino acid Ne-butineoxycarbonyl-lysine site into expected protein. The invention also provides a system for fixed-point introduction of non-natural amino acid Ne-butineoxycarbonyl to genetic coding expression of protein. The system comprises a DNA for expressing a wild pyrrole lysyl-tRNA synthetase, a homologous related tRNA and a gene sequence of which the site needing introduction of the non-natural amino acid Ne-butineoxycarbonyl-lysine is mutated into TAG.

The invention discloses a bio-enzyme modified plant protein base timber adhesive and a preparation method thereof. The preparation method of the plant protein base adhesive is as below: conducting homogenization, pH adjusting, enzymolysis, pH readjusting and anti-corrosion treatment on the components of, by weight, 20-30 parts of biomass containing plant protein, 60-120 parts of water, 0.20-1.50 parts of biological enzyme, 0.3-0.8 part of acid, 0.2-2.0 parts of alkali and 0.24-1.10 parts of a preservative. The adhesive uses renewable material sources, contains no toxic or harmful substance, is green and environment-friendly, has water endurance bonding strength reaching the level of grade II adhesive (indoor), and can be used for manufacturing of various indoor man-made boards. The preparation method of the adhesive reduces the use of chemicals, and has the effects of energy saving and emission reduction; and the adhesive overcomes the problems of harm to the health of producers and users and environment pollution caused by chemicals in ordinary adhesive.

The invention provides modified wollastonite, and a preparation method and application thereof, belonging to the field of mineral material processing and application. The preparation method of the modified wollastonite provided by the invention comprises the following steps: mixing wollastonite with a titanate coupling agent, stearic acid and fatty acid polyoxyethylene ester, and carrying out a modification reaction to obtain inorganic modified wollastonite powder. According to the invention, a composite modifier composed of the titanate coupling agent, the stearic acid and the fatty acid polyoxyethylene ester is adopted for modification of the wollastonite, so the interface interaction between the wollastonite and a filling material can be improved, and the obtained modified product has improved binding capacity with PP and other materials and is improved in mechanical properties. Results of embodiments show that a PP composite material obtained by filling the PP with the modified wollastonite has a simply supported beam strength of more than 12.5 J, notch impact strength of no less than 7kJ/m<2>, tensile strength of more than 31 MPa, bending strength of more than 38 MPa, bendingmodulus of more than 1820 MPa and an oil absorption value of less than or equal to 23 mL/100 g.

The invention discloses a method for managing and modifying network parameters, which includes the following steps: collecting parameter values in various types processed by every kind of network element in present network, which are provided by various firms; for each type of parameter, summarizing the corresponding relationships between different firms and the type of parameter among the collected parameters; analyzing and displaying the obtained corresponding relationships from the summary; receiving the updating parameter inputted from exterior, and generating the corresponding parameter modification examination worksheet; seeking for the parameter level information corresponding to the parameter modified by exterior, in the mapping relation between the pre-set parameter and parameter level; seeking for the information of department of examination and approval corresponding to the parameter level information, among the mapping relationships between the pre-set parameter level and the information of the department of examination and approval; sending the modification examination worksheet to the corresponding department of examination and approval to examine; when the examination is passed, modifying the corresponding parameters of the network element corresponding to the modified parameter based on the modified parameter. The modification process of the network parameter is safe and controllable according to the scheme.

The invention provides a model collision detection method and device based on a BIM technology and electronic equipment, and the method comprises the steps: obtaining the component parameters of a target model from the geometric parameters of the target model, and enabling the component parameters to comprise the contour line parameters and the component surface parameters of the target model; determining a relative position relationship of each component in the target model according to the contour line parameters and the component surface parameters; and obtaining each contour line of the target model and a collision result between the components according to the relative position relationship of the components. Therefore, the collision relationship between the components of the target model can be determined under the condition that the target model is not loaded.

The invention discloses a block chain intelligent contract modification method and device and a computer readable storage medium, and the method comprises the steps: firstly, receiving a modified first transaction verification rule which comprises member signature information; secondly, broadcasting the first transaction verification rule in a block chain, and carrying out legality verification onthe member signature information; therefore, when the member signature information is legal, the first transaction verification rule is used as a variable to be stored in the smart contract of the block chain. According to the block chain intelligent contract modification method provided by the embodiment of the invention, the transaction verification rule is stored as a variable, the transactionverification rule can be conveniently modified at any time and only needs to be modified once, upgrading operation on each node is avoided, and the efficiency of block chain intelligent contract modification is improved.

The invention discloses a method for improving activated carbon performances by self-assembling low-temperature plasma modification, and belongs to the technical field of activated carbon modification. A self-assembling low-temperature plasma modification reaction device used in the invention mainly comprises a box body, a plasma generator, a gas distribution and exhaust gas treatment system, an auxiliary facility and the like. The activated carbon modification is taken as an aim, and the activated carbon modification is realized via four processes of activated carbon screening treatment, reactor detection and setting, activated carbon modification, and exhaust gas treatment. The method for improving the activated carbon performances by the self-assembling low-temperature plasma modification can effectively reduce the loss of activated carbon, shorten the modification time and improve the modification efficiency of the activated carbon, takes air as an air source which is cheap in price and easily obtained and is simple to operate, free of ozone dissipation and waste liquid to be treated, and environmentally friendly. The method for improving the activated carbon performances by the self-assembling low-temperature plasma modification can be widely used in the activated carbon modification, and further can be popularized and applied to the modification of adsorbents of kaolin and montmorillonite.

The invention discloses a preparation method of a fly ash chitosan composite adsorbent for treating printing and dyeing wastewater, which can be widely applicable to treatment of industrial wastewater and other wastewater containing active bright red X-3B. One raw material of the technology is wide in source and low in price; and a method for treating the wastewater containing the active bright red X-3B is simple, high in treatment efficiency and low in cost. An adsorption material for treating the wastewater containing the active bright red X-3B is modified fly ash and is modified by chitosan; and a modification method is simple and the cost is low. By adopting the research method, the use amount of the chitosan can be saved and the cost is reduced; and the fly ash can be modified and the adsorption performance of the fly ash is improved so that the aim of utilizing wastes is realized; and an environmental protection value is very high.

The invention relates to an interface generating system and method. The system comprises an interface triggering module, a control part describing module, an analyzer and an event linkage library module, wherein an external window of an interface is generated by the interface triggering module, and the analyzer is triggered; basic information, attribute information and event information of all control parts are stored in the control part describing module; the analyzer is triggered by the interface triggering module to be started; the basic information, the attribute information and the event information are acquired from the control part describing module; all the control parts are generated and loaded to the external window; the attribute and the corresponding relations between the events and the event processing methods of all the control parts are determined; the events are detected, the control parts relating to the events are determined, then the event processing methods corresponding to the events are determined, and the event processing methods are acquired from the event linkage library module and executed; the event processing methods are stored in the event linkage library module. With the method and system, the flexibility for processing new service can be improved, modifying workloads are reduced, and the modifying efficiency and the modifying quality are improved.