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203results about How to "Reduce disorder" patented technology

Air traffic control system and method for four-dimensional (4D)-trajectory-based operation

The invention discloses an air traffic control system for four-dimensional (4D)-trajectory-based operation. The air traffic control system comprises a data communication module, a monitoring data fusion module, an airborne terminal module and a control terminal module, wherein the monitoring data fusion module is used for fusing the monitoring data of an air traffic control radar and automatic dependent monitoring data, and providing real-time trajectory information for the control terminal module; and the control terminal module comprises a preflight conflict-free 4D trajectory generation sub-module, an in-flight short-term 4D trajectory generation sub-module, a real-time flight conflict monitoring and alarming sub-module and a flight conflict resolution 4D trajectory optimization sub-module. The invention also discloses an air traffic control method for the system. The control terminal module processes flight plan data, generates 4D trajectories, analyzes potential traffic conflicts of air traffic conditions and provides an optimal resolution scheme. By the system and the method, flight conflicts can be effectively prevented, and the safety of air traffic can be improved.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS

Multi-path transmission control terminal and method for supporting multi-service data transmission

ActiveCN105933232AMeet different transmission needsMaximize data throughputData switching networksData streamNetwork communication
The invention relates to a multi-path transmission control terminal and a method for supporting multi-service data transmission, and belongs to the technical field of network communication. The terminal is arranged on an end point of data transmission and comprises a multi-path session management module, a path management module, a flow division module, a path selection module, a substream sending control module, a substream receiving control module, a rectification recombination module, a path transmission quality report module and a path evaluation module. When data stream of an upper application is received, the data stream is divided into stream blocks, a path is selected for each stream block, stream blocks dispatched to the same path form a substream, the stream blocks are further divided into transmission units and are packaged into multi-path transmission packages and are transmitted to an opposite terminal, according to the path transmission quality fed by the opposite terminal, a path selection strategy is dynamically adjusted; when the multi-path transmission data packages are received, substream data is recombined and is further recombined into data streams and the data streams are transmitted to the upper application. The terminal and method can meet different transmission requests of various business types, and the multi-path transmission efficiency is improved.
Owner:NORTHEASTERN UNIV

Devices and methods for production of cell aggregates

A microwell device comprises a fluid vessel having a bottom region. A microwell plate is at the bottom region. The microwell plate comprises an upper region defining an upper plane. A plurality of microwells extend downwardly from the upper plane. Each of the microwells comprises an axis extending perpendicularly to the upper plane. Each of the microwells comprises a sidewall. The sidewall of at least one of the microwells has at least one wall component extending inwardly towards the axis.
Owner:UNGRIN MARK +1

Gas pipeline drag reducer and preparation thereof

The invention relates to a gas pipeline drag reducer used in gas and particularly natural gas conveying pipeline drag reduction and a preparation method thereof, relating to a macromolecular compound composition and the pipeline system technical field. The gas pipeline drag reducer is characterized in that: the drag reducer is synthesized by long-chain acid and enamine according to a molar ratio of between 1:1 and 2.2:1. The preparation method comprises the following steps that: the long chain acid in proportional quantity is added in a reaction container; a heater is started so as to carry out heating while stirring; when temperature reaches to 100 DEG C, the long chain acid is melted, and the enamine in proportional quantity is added at the same time; nitrogen is fed in to carry out protection, and the mixture is preheated to between 120 and 140 DEG C; after preheating is finished, programmed heating is carried out till temperature is increased to between 210 and 220 DEG C; a stirrer is removed and a vacuum pump is connected to carry out evacuation for 2 to 4 hours; when reaction is finished, brown solid crude product can be obtained after cooling down. The gas pipeline drag reducer has obvious drag reduction effect on gas pipelines, direct source of raw materials, simple operation, moderate reaction conditions, relatively simple process and low requirements on equipment, and is easy to realize large-scale industrialized production.
Owner:PETROCHINA CO LTD

Semiconductor device and method for producing semiconductor device

Proton irradiation is performed a plurality of times from rear surface of an n-type semiconductor substrate, which is an n− drift layer, forming an n-type FS layer having lower resistance than the n-type semiconductor substrate in the rear surface of the n− drift layer. When the proton irradiation is performed a plurality of times, the next proton irradiation is performed to as to compensate for a reduction in mobility due to disorder which remains after the previous proton irradiation. In this case, the second or subsequent proton irradiation is performed at the position of the disorder which is formed by the previous proton irradiation. In this way, even after proton irradiation and a heat treatment, the disorder is reduced and it is possible to prevent deterioration of characteristics, such as increase in leakage current. It is possible to form an n-type FS layer including a high-concentration hydrogen-related donor layer.
Owner:FUJI ELECTRIC CO LTD

Optimization method of efficient throughput capacity of multipath parallel transmission system

The invention relates to an optimization method of an efficient throughput capacity of a multipath parallel transmission system, and belongs to the technical field of communication. The optimization method comprises the following steps of step 1) estimating propagation time delay on each concurrent link by utilizing a Kalman filtering algorithm in the multipath parallel transmission system; step 2) of deducing a data packet ordered propagation constraint condition in the multipath parallel transmission system; and step 3) of adjusting a congested window of a sending end based on the deduced propagation time delay estimation result and the deduced data packet ordered propagation constraint condition. The optimization method of the efficient throughput capacity of the multipath parallel transmission system provided by the invention can adaptively adjust the size of the congested window of each sub-stream based on the propagation time delay and the data packet ordered propagation constraint condition, thereby balancing load on each link, reducing the maximum time delay difference between the concurrent links, reducing data packet disorder and increasing the efficient throughput capacity of the multipath parallel transmission system.
Owner:CHONGQING UNIV OF POSTS & TELECOMM

Composite cathode material for lithium ion cell and preparing method thereof

The invention relates to a lithium ion battery composite cathode material and a preparation method thereof, which belongs to the technical field of lithium ion battery. The invention aims at improving the cycle performance of silicon cathode material at the same time when keeping the high ratio volume of lithium ion battery silicon cathode material. The proposal of the invention is that silica-based material coated by disordered carbon is treated with surface modification processing by utilizing lithium salt, namely, the lithium salt is coated on the surface of Si / G / DC (silicon / graphite / disordered carbon) to be prepared into the composite cathode material, therefore, the lithium-embedding and removing depth of the silicon can be effectively controlled, and the material is the lithium ion battery composite cathode material which has high specific capacity and good cyclical stability; furthermore, the material is safe and pollution-free, and presents higher thermal stability in various lithium salt electrolytes and solvents.
Owner:CHENGDU ZHONGKE LAIFANG POWER SCI & TECH CO LTD

Disorder analyzing method for multipath parallel transmission system

The invention relates to a disorder analyzing method for a multipath parallel transmission system and belongs to the technical filed of communication. The method comprises the following steps: step 1), in the multipath parallel transmission system, after a data packet is transmitted to a sending end by an application layer, the sending end is used for sending out the data packet immediately, and the data packet reaches a receiving end after path propagation time delay d; step 2), analyzing is performed on the disorder of the multipath parallel transmission system, and the probability of the disorder caused during a package transmission procedure is calculated. Further, impacts caused by transmission time delay of the sending end and the queue time delay on the phenomenon of disorder of the data packet can be further considered, and the probability of disorder caused during the data packet transmission procedure is calculated. The disorder analyzing method for the multipath parallel transmission system, provided by the invention, can be used for estimating the probability of the disorder of the data packet during a multipath parallel transmission process under the current network environment, and by reasonably controlling and reducing the phenomenon of data disorder, the performance of multipath parallel transmission in a heterogeneous network can be improved.
Owner:CHONGQING UNIV OF POSTS & TELECOMM

Preparation method of cationic dyeable flame-retardant polyester resin

The invention discloses a preparation method of cationic dyeable flame-retardant polyester resin. The manufacturing method is characterized by comprising the following steps: performing an esterification reaction on a halogen-free copolymerized phosphorus-based flame retardant, ethylene glycol and a composite catalyst to prepare an esterification solution of the halogen-free copolymerized flame retardant; performing ester exchange reaction on sulfoisophthalic acid dimethyl ester and the ethylene glycol to prepare a sulfonate-based bis(hydroxyethyl) isophthalate solution; performing an esterification reaction on terephthalic acid (or dimethyl terephthalate), the ethylene glycol and auxiliaries, then adding a catalyst, a stabilizer, the auxiliaries, the esterification solution of the phosphorus-based flame retardant (or a prepolymer solution of the phosphorus-based flame retardant) and the sulfonate-based bis(hydroxyethyl) isophthalate solution, performing condensation polymerization reaction, and cooling and dicing after the end of reaction to prepare the cationic dyeable flame-retardant polyester resin. The cationic dyeable flame-retardant polyester resin prepared by the method disclosed by the invention has the characteristics of good spinnability, polyester fiber cationic dye boiling dyeing under normal pressure conditions, complete chromatogram and strong dye adhesion.

Control method of air traffic control system

The invention relates to a control method of an air traffic control system. The air traffic control system comprises a data communicating module, a monitoring data fusion module, an airborne terminal module and a control terminal module, wherein the monitoring data fusion module is used for fusing air traffic control radar monitoring data and relevant automatic monitoring data and providing real-time tracking information for the control terminal module; the control terminal module comprises four sub-modules such as a preflight conflict-free 4D track creating sub-module, an in-flight short-term 4D track creating sub-module, a real-time flight conflict monitoring and warning sub-module, and a flight conflict resolution 4D flight path optimizing sub-module; the air traffic con method of the system is characterized in that flight planning data is treated by the control terminal module and 4D tracks are generated by a hidden Markov model so that potential traffic conflicts under airspace traffic conditions can be analyzed, and the most optimal resolution solution is provided by adopting a model predication and control theory method. The flight conflict can be effectively avoided by the control method and the security of the air traffic is also improved.
Owner:JIANGSU UNIV OF TECH

Control method of air traffic control system

The invention relates to a control method of an air traffic control system. The air traffic control system comprises a data communication module, a monitoring data fusion module, an airborne terminal module and a control terminal module; the monitoring data fusion module is sued for fusing air traffic control radar monitoring data and automatic related monitoring data so as to provide real-time track information to the control terminal control; the control terminal module comprises a preflight conflict-free 4D track generation sub-module, an in-flight short-period 4D track generation sub-module, a real-time flight conflict monitoring and warning sub-module and a flight conflict resolution 4D track optimization sub-module. The air traffic control method of the system is that the flight plan data are processed through the control terminal module, and a 4D track is generated through a hidden markov model, so as to analyze the potential traffic conflict of the air traffic condition; the optimal resolution scheme is provided by the model predictive control theory method. By adopting the control method of the air traffic control system, the flight conflict can be effectively prevented, and thus the safety of air traffic can be improved.
Owner:JIANGSU UNIVERSITY OF TECHNOLOGY

System, method and server based on instant telecommunication

InactiveCN101075988AFacilitate communicationEffective integration of value-added applicationsConnection managementData switching by path configurationPush-to-talkMobile Web
The system comprises: an instant communication terminal, an instant communication server, an interaction server, a mobile terminal and a PTT server. The invention also reveals a method of realizing Push-To-Talk (PTT) and an interaction server based on instant communication.
Owner:TENCENT TECH (SHENZHEN) CO LTD

Slit type fishway experimental device with stages of falling sills and grooves

InactiveCN102176295AImprove applicabilityHigh degree of regulation automationHydrodynamic testingEducational modelsWater volumeThree stage
The invention relates to a slit type fishway experimental device with a plurality of stages of falling sills and grooves. The device mainly comprises a water inlet system connected with a water circulation system, a water retaining system connected with the water inlet system, and a water outlet system connected with the water retaining system. A water flow flows into the water inlet system through a ground water tank of the water circulation system, flows into a water tank of the water retaining system through a water flow buffer tank in the water inlet system, flows from a tail pond in the water inlet system into an underground pond through the water tank, and flows back into the ground water tank of the water circulation system through a draft tube.The water flow of the ground water tank is controlled by an upstream manual control valve, and the water flow of the tail pond is controlled by a downstream manual control valve. The device provided by the invention adopts the water circulation system, can recycle experimental water and reduces an experimental water volume and cost; three stages of falling sills are in fit with grooves so as to relatively more equally distribute energy dissipation to each energy dissipation part, improve the energy dissipation efficiency and reduce the degree of disorder of the water flow; and in a controllable range of the water flow, the flow rate and flow regime of the water flow are relatively closer to natural conditions, so a fish putting experiment meets actual conditions.
Owner:SICHUAN UNIV

Separator assembly

A separator assembly (2) for removing material that is entrained in a gas stream. The separator assembly (2) comprises a housing having (4) inlet (20) and outlet (22) ports for the gas from which material is to be removed. The inlet (20) and outlet (22) ports are located toward the upper end of the housing. A flow director (24) is positioned so that gas flowing into the housing (4) flows over the flow director (24) so that the incoming gas is made to follow a generally helical path within the housing. The separator assembly (2) also comprises a shield (28) which extends across the housing towards the lower end thereof so as to leave a collection space (8) between it and the lower end in which material that is separated from the gas stream can collect. There is at least one opening (52) in or around the shield through which the material can flow past the shield into the collection space (8). The face of the shield (28) which is directed towards the upper end of the housing is bowl-shaped .
Owner:PARKER HANNIFIN CORP

Dynamic load allocating method for network processor based on cache and apparatus thereof

InactiveCN1719806AReduce chance of disorderReduce load jitterData switching networksIp addressParallel computing
This invention discloses a dynamic load distribution method for network processor based on cache. After a message buffer picks up the source IP address and target IP address, it computes a 16-bit flow identification value with a flow identification hash computation unit and utilizes said value to look for load distribution cache to determine which unit processes said message, if the cache is not shot, it gives the process unit number with the lightest load at present by a load computing unit real time monitoring and processing the load state as the target process unit. A dynamic load distribution device got by this method includes a flow identification hash computing unit, a load distribution cache unit, a computation unit, a message buffer unit and an issue unit.
Owner:NAT UNIV OF DEFENSE TECH

Vertical clearance type fish passing effect experimental system

InactiveCN103343524AReduce experimental water consumptionReduce experiment costHydraulic modelsWater flowEngineering
The invention relates to a vertical clearance type fish passing effect experimental system which comprises a water inlet system connected with a water circulation system, a water blocking system connected with the water inlet system and a water outlet system connected with the water blocking system. The water circulation system comprises a water suction pump, an overground water pool, an underground water pool, an upstream control valve and a downstream control valve. The water inlet system comprises an upstream flashboard and an upstream fish resting pool. The water blocking system is composed of a plurality of stages of fishponds. The water outlet system is composed of a downstream fish resting pool, a downstream water flow buffering box and an underground water pool. The vertical clearance type fish passing effect experimental system can be used for studying and analyzing hydraulics turbulent energy dissipation problem, a fish migration problem and hydraulics experimental model demonstration, due to the fact that the experimental system and an actual fishway partial project are built with a proportion of 1:1, the flow regime of the water flow in a fish passing facility is truly reflected, and the reliability and the accuracy of a water flow field in a fishway and the analysis of the fish passing effect are further guaranteed.
Owner:SICHUAN UNIV

Flight conflict resolution method of air traffic control system

The invention relates to a flight conflict resolution method of an air traffic control system. The air traffic control system comprises a data communicating module, an airborne terminal module and a control terminal module; the control terminal module comprises two sub-modules such as a real-time flight conflict monitoring and warning sub-module and a flight conflict resolution 4D flight path optimizing sub-module; the flight conflict resolution method of the system is characterized in that the 4D track of each aircraft is directly obtained by an air traffic control center in the future so that potential traffic conflicts under airspace traffic conditions can be analyzed, and the most optimal resolution solution is provided by adopting a model predication and control theory method. The flight conflict can be effectively avoided by the flight conflict resolution method and the security of the air traffic is also improved.
Owner:JIANGSU UNIV OF TECH

Railway rescue station with smoke prevention and exhaust and personnel emergency evacuation functions

The invention discloses a railway rescue station with smoke prevention and exhaust and personnel emergency evacuation functions. The railway rescue station is divided into an upper-layer structure, amiddle-layer structure and a lower-layer structure; the upper layer of the station is a smoke exhaust channel; the middle layer of the station is a rescue station body; the lower layer of the stationis an evacuation channel; a tunnel in the longitudinal range of the railway rescue station is composed of an upper-layer train tracking area and a lower-layer evacuation layer, and smoke exhaust portsare evenly formed in the upper portion of the inner side of a track of the upper-layer train tracking area; each smoke exhaust port is internally provided with a remote control smoke exhaust air valve; each smoke exhaust port is provided with a fire smoke detection module; the opposite sides of each smoke exhaust port are provided with directional jet fans; the upper portion of the train trackingarea is provided with mobile jet fan groups and movable fire extinguishing bins separately; escape staircases are arranged between the upper-layer train tracking area and the lower-layer evacuation layer. The railway rescue station mainly solves the problem that an evacuation platform cannot be arranged on a conventional rescue station for two two-hole single-line tunnel with short transverse distance, and the efficiency of smoke exhaust and personnel evacuation is improved.
Owner:HEFEI UNIV OF TECH

Instruction scheduling method and device

The embodiment of the invention discloses an instruction scheduling method and device. The method comprises the following steps: pre-fetching and caching a preset quantity of instructions of threads; and performing instruction scheduling according to thread states and the cached pre-fetched instructions. In the embodiment of the invention, instruction pre-fetching is executed firstly, and scheduling is performed according the pre-fetched instructions, so that instruction dummy operation can be avoided; the instruction scheduling efficiency is increased; and the overall performance of an ME (Micro Engine) is improved. Moreover, if instruction priority scheduling is further performed, a disorder degree can be lowered; the instruction scheduling efficiency is further increased; the overall performance of the ME is further improved.
Owner:SANECHIPS TECH CO LTD

Many-core network processor and micro engine message scheduling method and micro engine message scheduling system thereof

The invention discloses a many-core network processor and a micro engine message scheduling method and a micro engine message scheduling system thereof. The method comprises the following steps: when there is a message input, applying for a free pointer for the message; saving the message to a position to which the pointer points in a shared cache and saving the pointer to a corresponding stream queue, wherein stream queues are scheduled by means of round-robin scheduling; when the pointer in the stream queue is scheduled, looking for a micro engine corresponding to the pointer in order to map the message corresponding to the pointer to the micro engine; and when no micro engine corresponding to the pointer is found, saving the pointer to the corresponding stream queue again.
Owner:SANECHIPS TECH CO LTD

Candesartan cilexetil and amlodipine tablet composition and preparation method thereof

The invention discloses a candesartan cilexetil and amlodipine besylate tablet composition. According to the formula, the tablet composition contains 2 to 4 weight parts of polyethylene glycol (PEG) 6000 serving as a stabilizer; and the active ingredients of the composition, namely the candesartan cilexetil and the amlodipine besylate, have high stability.
Owner:石药集团中诺药业(石家庄)有限公司 +1

Formula milk powder for students and preparation process thereof

The invention relates to a formula milk powder for students. The formula milk powder for students comprises: 30-50% of whole milk powder, 5-10% of concentrated whey protein powder, 15-30% of desaltedwhey powder, 5-8% of mixed vegetable oil, 5-18% of maltodextrin, 6-12% of white granulated sugar, 0.1-0.5% of phospholipids, 0.09% of a compound vitamin premix, 0.09% of a compound mineral premix, 1.11% of calcium carbonate, 0.8-2.6% of whey protein powder containing alpha-lactalbumin, 0.1-0.5% of DHA powder, 0.1-0.5% of arachidonic acid powder, 1-5% of galacto-oligosaccharide, 1-5% of fructo-oligosaccharide, 0.01-0.1% of animal bifidobacterium animalis Bb-12, 0.05% of a compound nutrition enhancer premix, 0.022% of L-sodium ascorbate, 0-0.1% of lactoferrin, 0-1.2% of phosphatidylserine and 0-0.067% of yeast beta-glucan. In the invention, nutrient elements such as active probiotics, prebiotics GOS, FOS, polyunsaturated fatty acids, vitamin A, vitamin D, iron, zinc, calcium and taurine areparticularly added, and meanwhile, the probiotics are added to promote a balanced immune system; an environment which is not beneficial to the growth of pathogens is created to maintain natural immuneprotection; and the formula milk powder helps to reduce gastrointestinal disorders.
Owner:SHANGHAI CHENG GUAN DAIRY CO LTD

Gas pipeline anti-drag composition and preparation thereof

The invention relates to a gas pipeline drag reduction composition used in gas and particularly natural gas conveying pipeline drag reduction and a preparation method thereof, relating to a macromolecular compound composition and the pipeline system technical field. The composition is characterized in that: the composition consists of a long-chain acid mixture and enamine according to a molar ratio of between 1:1 and 1.5:1. The preparation method comprises the following steps that: after the long chain acid is added in a reactor and is heated to melting, the enamine is added and nitrogen is fed in to carry out protection and preheating; then, reflux and liquid separation are carried out; a method combining a programmed heating-up method, a vacuum method and an azeotropic agent is adopted to carry out reaction; and finally, when the reaction is finished, a product can be obtained after cooling down. The gas pipeline drag reduction composition has obvious drag reduction effect on gas pipelines, direct source of raw materials, simple operation, moderate reaction conditions, relatively simple process and low requirements on equipment, and is easy to realize large-scale industrialized production.
Owner:PIPECHINA SOUTH CHINA CO

Carbonylation reactor of device for synthesizing gas to produce ethylene glycol

The invention discloses a carbonylation reactor of a device for synthesizing gas to produce ethylene glycol. The carbonylation reactor comprises a shell, and an air inlet, a refrigerant outlet, an exhaust port and a refrigerant inlet mounted on the shell, wherein a gas distributor is arranged at the air inlet; a gas collecting cylinder and a distribution cylinder are mounted in the shell, and an annular gap is formed between the distribution cylinder and the shell; a reaction chamber is formed between the gas collecting cylinder and the distribution cylinder, and a heat exchange pipe communicating the refrigerant outlet and the refrigerant inlet is arranged in the reaction chamber; the gas collecting cylinder comprises a cylinder part comprising an upper cylinder part, a middle cylinder part and a lower cylinder part which are sequentially connected and communicated with each other from top to bottom; in the up-down direction, the middle cylinder part is located in the middle of the reaction chamber; only the cylinder wall of the middle cylinder part of the gas collecting cylinder is provided with a gas collecting hole which is communicated inside and outside of the gas collectingcylinder. The invention can ensure that the loading amount of a catalyst in the carbonylation reactor is effectively increased in the case of a low pressure drop, thereby reducing the manufacturing cost of the reactor and improving the single production capacity of the reactor.
Owner:NANJING JUTUO CHEM TECH

Air traffic control method based on 4D flight path operation

The invention relates to an air traffic control method based on 4D flight path operation. The method is implemented through an air traffic control system, and the air traffic control system comprises a data communication module, a monitoring data fusion module, an airborne terminal module and a control terminal module, wherein the monitoring data fusion module is used for fusing air control radar monitoring data with automatic related monitoring data and providing real-time flight path information for the control terminal module; the control terminal module comprises a preflight conflict-free 4D flight path generation submodule, a flight medium and short term 4D flight path generation submodule, a real-time flight conflict monitoring and alarming submodule and a flight conflict resolution 4D flight path optimization submodule. According to the air traffic control method based on 4D flight path operation of the system, the control terminal module is used for processing flight plan data and generating 4D flight paths through a hidden Markov model to analyze potential traffic conflicts of airspace traffic conditions, and a model prediction control theoretical method is adopted to provide the optimal resolution scheme. The method can effectively prevent flight conflicts and improve air traffic safety.
Owner:JIANGSU UNIV OF TECH

Method and equipment for transmitting data packet by multiple network ports

The embodiment of the invention discloses a method and equipment for transmitting data packets by a plurality of network interfaces. The method comprises the following steps: whether a virtual network interface needs to refresh corresponding relation between target values corresponding to physical network interfaces and target values of the data packets is judged; when the virtual network interface does not need to refresh the corresponding relation, all the physical network interfaces are traversed, and the target values corresponding to the physical network interfaces are matched with the target values of the data packets; and when the matching succeeds, the successfully matched physical network interfaces send the data packets. Through matching the target values corresponding to the physical network interfaces with the target values of the data packets, and using the successfully matched physical network interfaces to send the data packets, the disorder of the data packet is reduced, namely the method and the equipment reduce the transmission of invalid data so as to reduce the occupancy and consumption of a CPU; moreover, the method and the equipment increase the bandwidth of the virtual network interface under the condition of binding multi-network interface.
Owner:CHENGDU HUAWEI TECH

Bifidobacterium longum subsp.infantis for relieving colitis and application thereof

PendingCN114574390ANo side effectsLower disease activity indexBacteriaDigestive systemBiotechnologyMyeloperoxidase level
The invention discloses bifidobacterium longum subsp.infantis for relieving colitis and application, and belongs to the technical field of biology. The bifidobacterium longum subsp. Infantis CCFM1210 provided by the invention has the immunoregulation capability, and can improve the intestinal barrier and relieve colitis. Animal experiments prove that through intervention of the bifidobacterium longum subsp.infantis CCFM1210, tissue damage of a mouse can be remarkably relieved, the myeloperoxidase level can be remarkably reduced, the content of tight junction protein in colon tissue can be remarkably increased, the levels of proinflammatory cytokines IL-1beta and IL-6 can be remarkably reduced, and the level of an anti-inflammatory cytokine IL-10 can be remarkably increased; the concentration of butyric acid is obviously increased, the diversity of intestinal flora is obviously improved, and the disorder of the flora is relieved. Compared with a traditional medicine for treating colitis, a medicine or a probiotic preparation prepared from the bifidobacterium longum subsp. Infantis CCFM1210 disclosed by the invention has certain advantages and has a wide market prospect.
Owner:JIANGNAN UNIV

Paper Strengthening Agent, Manufacturing Method For The Same, And Paper

ActiveCN104032621AReduce disorderExcellent paper strengthening effectReinforcing agents additionPulp and paper industryMethyl group
A novel amphoteric polyacrylamide type paper strengthening agent, which is liable to left in paper pulp, is not liable to turn the zeta electric potential of the paper pulp into positive, is excellent in paper strengthening effects and does not disorder texture of paper, is provided. The paper strengthening agent comprises amphoteric polyacrylamide satisfying following essential conditions [1] to [3]: [1] acrylamide (a), a cationic vinyl monomer (b) containing alpha methyl, an anionic vinyl monomer (c) and a crosslinking monomer (d) are adopted as components; [2] the component (b) is 1-20% by molar of the amphoteric polyacrylamide; and [3] a range of 0.9-1.35 ppm of a 1H-NMR spectrum of the amphoteric polyacrylamide comprises a high-field side absorption band A and a low-field side absorption band B belonging to the alpha methyl in the component (b), and the area (As) of the absorption band A and the area (Bs) of the absorption band B satisfy that the As / (As+Bs) is higher than 20%.
Owner:ARAKAWA CHEM IND LTD

Formula milk powder for middle-aged and elderly people

The invention relates to formula milk powder for middle-aged and elderly people. Every 100g of the formula milk powder comprises the following components in grams by weight: 46-60 g of whole milk powder; 27-40 g of skimmed milk powder, 3-7.5 g of dietary fiber, 0-0.5 g of docosahexaenoic acid grease, 0.2-1.0 g of milk mineral salt, 0.4-5 g of phytosterol ester, 0.015-0.02 g of selenium-enriched yeast, 0.1-0.2 g of a compound vitamin premix and 0.1-0.2 g of a compound mineral premix. The product is designed according to physiological characteristics and nutritional requirements of middle-aged and elderly people, and soluble dietary fiber-inulin, precious natural calcium raw material-milk mineral salt in whey, organic selenium-selenium-enriched yeast and phytosterol ester with a blood fat reducing function are added, so that the intestinal health of the middle-aged and elderly people is cared; bone mineral density of middle-aged and elderly people is maintained, and osteoporosis is prevented; and cholesterol, blood pressure and blood fat in blood are reduced.
Owner:HULUN BUIR SHUANGWA DAIRY CO LTD
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