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869results about How to "Quick combination" patented technology

Colloidal gold test strip for testing melamine content

InactiveCN101539578AThe target is accurateEasy to useBiological testingAntigenHuman body
The invention relates to a colloidal gold test strip for testing melamine content. The test strip mainly comprises a supporting plate, a sampling zone, a colloidal mark redissolve zone, a color development zone, a water absorbing pad and the like. By adopting the theory of competition method, melamine in a sample is competed with gold mark melamine envelope antigen MEL-OVA, therefore the melamine in the sample is combined with anti-melamine monoclonal antibody on the test strip so as to be developed, and the corresponding relation of the melamine content in the sample and the color development quantity of the test strips is built, therefore the melamine content can be judged according to the color development quantity of the strips in the color development zone. The colloidal gold test strip has the advantages of high specificity, high sensitivity, fast testing speed, simple operation, convenient portability and the like, and can quick and sensitively judge whether the samples, such as milk, feed, animal product, blood and urine, contains melamine, or whether the melamine content exceeds the standard, thus presenting evaluation and judgment to food security and human body health. The colloidal gold test strip can be suitable to the on-site quick screening of food, feed and the like, and can also be applied to the self-check in the daily life at home and autologous melamine content testing of human.
Owner:李红玉 +1

Preparation method of DA-based gradient functional material

ActiveCN106267337AQuick combinationImprove rapid degradation behaviorTissue regenerationProsthesisPorosityCross-link
The invention provides a preparation method of a DA-based gradient functional material. DA serves as a functional group, and the chemical reactivity, oxidation auto-polymerization and adhesion of DA are utilized to prepare the functional material with a multistage pore channel and a gradient structure. The method includes the steps that firstly, Alg is subjected to graft modification with DA to prepare biologically-modified macromolecular Alg-DA with excellent adhesion performance; then, DA is subjected to oxidation auto-polymerization assembly in a slightly alkaline buffer solution to form PDA particles of a uniform particle size; then, Alg-DA of different concentrations and the PDA particles act on each other to form a first-stage cross-linked structure, and then the gradient functional material is prepared with a lamination freeze-drying method; then, the gradient functional material is cross-linked again with calcium ions, and the cross-linking degree and porosity of the material are further adjusted. The DA-based gradient functional material provides a new way for preparing composites with an ideal texture. The gradient functional material prepared through the method has high mechanical performance and excellent biocompatibility and biodegradability, can effectively improve the absorption separation performance and the regeneration performance of soft/hard tissue and has broad application prospects in the fields of multifunctional separation and absorption films and biomedicine.
Owner:JIANGNAN UNIV

Method for improving activity of nitrification function microbiology in activated sludge through directly feeding Fe ions

The invention provides a method for improving the activity of nitrification function microbiology in activated sludge through directly feeding Fe ions, which comprises a cultivation stage of the nitrification function microbiology and a long-time running activity maintenance stage. In a saprobiont denitrification system, ferric salt chemical agent with Fe <2+> or Fe<3+> is directly fed into an activated sludge mixture of an aerobic pond of a biology denitrification system, and basic compounds are also fed simultaneously; and in the long-time running activity maintenance stage of nitrificationfunction microbiology, the feeding amount of the ferric salt chemical agent with the Fe <2+> or the Fe<3+> is gradually reduced, and the fed ferric salt chemical agent with the Fe <2+> or the Fe<3+> is only used for replenishing loss amount of the Fe<3+> or the Fe <2+>. According to the method, the biochemical reaction metabolic activity of the nitrification function microbiology can be effectively improved, the breeding of the nitrification function microbiology and the secretion of endoenzyme of microbial cell are promoted, the applicability of saprobiont denitrification technology is improved, the bottleneck problems existing in the saprobiont denitrification system are solved, and the low temperature resistant capacity of the system is obviously improved.
Owner:QINGDAO TECHNOLOGICAL UNIVERSITY

Composite enhanced baffle containing glass fibers and preparation method thereof

The invention relates to a baffle for an accumulator and particularly discloses a composite enhanced baffle containing glass fibers and a preparation method thereof. The preparation method disclosed by the invention comprises the following steps: (1) weighing each raw material in proportion, adding the raw materials to a reaction kettle, adding a solvent while stirring so as to enable the system to be uniformly mixed, and controlling the viscosity of the system to be 10.0-200.0Pa.s so as to obtain s mixture 1; and (2) molding the mixture 1 through normal-temperature extrusion and calendaring processes, and digesting through warm water and drying to obtain the composite enhanced baffle containing glass fibers. Because the glass fibers exist, the mechanical strength of the baffle is effectively improved, the pore structure is optimized, and the wettability is improved. The baffle disclosed by the invention is used for assembling a battery, thereby optimizing the oxygen circulation in the battery, preventing the generation of lead dendritic crystals, improving the capacity of the battery, reducing the internal resistance of the battery, avoiding the premature failure of the battery, effectively improving the performance of the battery and obviously prolonging the service life of the battery.
Owner:LUOYANG GEBAO DIAPHRAGM CO LTD

Dynamic logistics method based on bar code and system thereof

The invention provides a dynamic logistics method based on a bar code and a system thereof. The method comprises a step of generating bar code information according to the related information of each good, a step of generating and printing a bar code corresponding to each good according to the generated bar code information and pasting the bar code to the corresponding good, a step of scanning the bar code and uploading the bar code information to the information management system of a logistics company, a step of scanning the bar code of each good and generating split bar code information when good is split, a step of generating and printing a split bar code according to the split bar code information and pasting the split bar code to the corresponding good, wherein the bar code number of the split bar code is same with the bar code number of the original bar code, and a step of scanning the split bar code and uploading split bar code information to the information management system of the logistics company. According to the dynamic logistics method based on the bar code and the system thereof, the management of good information is standardized, the logistics information chaos caused by a good stowage process is reduced, and the intermediate manual operation is greatly reduced.
Owner:SHANGHAI XINYUE LOGISTICS ENTERPRISE MANAGEMENT
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