577 results about "Binding effect" patented technology

An electrochemical biosensor strip has a base, an electrode system, an optional spacer and a cover. The electrode system is laid on the base. The spacer is laid on the electrode system and exposes a portion of the electrode system for electrical connection with a meter and a different portion of the electrode system for application of a test reagent. The cover is covered on the spacer to form a cavity. Between the test reagent and the base, a hydrophilic layer is laid between them for increasing the binding effect of the test reagent on the base. The hydrophilic layer is laid on the area excluding from the electrode system and laid on the electrode system about 50% to 0% of the electrode system corresponding to the test reagent. The hydrophilic layer will not interfere with signal transmission of the electrode system so the test is more accurate.

The invention provides a denitration catalyst and a preparation method thereof. The denitration catalyst comprises: by weight, 40 to 45 parts of nano-titanium dioxide, 6 to 8 parts of nano-silica, 0.5 to 4 parts of ammonium metavanadate, 0.5 to 4 parts of ammonium paratungstate, 0.5 to 2 parts of Acesulfame K (A.K) sugar, and 3 to 5 parts of one or two moulding auxiliary agents. In the invention,trough the introduction of A.K sugar, the denitration catalyst has an excellent denitration performance and through the introduction of rare earth elements, an anti-poisoning performance of the denitration catalyst is improved greatly; the A.K sugar in the denitration catalyst has a binding effect and can improve effectively a mechanical property and a strength of the denitration catalyst thus ananti-crushing property of the denitration catalyst is improved and the problem that a denitration catalyst adopted by the prior art can be crushed frequently in use is solved.

The invention discloses an optical solidifying cyanacrylate binder, which comprises the following parts: 65. 00-90.00% alpha-cyanacrylate, 5. 00-30.00% (methyl) acrylate, 0.10-4. 00% adhesion accelerant, 0.01-2. 00% stabilizer and 0.10-5. 00% optical initiator. the invention is fit for binding metal, plastic, rubber, wood, polyolefin and fluorine product, which possesses excellent binding effect.

The invention belongs to the field of binder-less environment-friendly artificial board production, and particularly relates to a method for producing binder-less environment-friendly artificial boards by means of hot pressing with steam exploded stalks as raw materials. The method includes steps of chopping the stalks, dipping the chopped stalks into alkali solution and then taking out with water content controlled, performing a steam explosion process on the stalks to obtain steam exploded stalks, drying the steam exploded stalks until reaching a certain water content, and finally performing hot press molding. In the method, alkali lignin is dissolved out during high-temperature digesting of the alkali-process steam explosion, and is blown instantly to damage cell wall structures, so that active groups of three components in the raw materials are exposed fully. In the later hot press molding process, the lignin dissolved out is subjected to condensation reaction with polysaccharide and lignin of the raw materials at a high temperature so as to form a binding effect. By the method, binder-less binding of the stalks is realized, cost for adding binders is saved, processing and production lines are simplified, environmental pollution caused by synthetic resin binders is reduced, production cost is lowered, and a new effective way is provided for artificial board production.

The invention belongs to the technical field of a lithium ion battery, and particularly relates to a viscous battery separator and a lithium ion battery employing the same. The separator comprises a base membrane, a fluorine-containing polymer coating layer and an acrylic polymer coating layer, wherein the fluorine-containing polymer coating layer is coated on a surface, right opposite to a positive pole plate, of the base membrane, and the acrylic polymer coating layer is coated on a surface, right opposite to a negative pole plate, of the base membrane. Compared with the prior art, the fluorine-containing polymer coating layer having a favorable binding effect is coated on the surface, right opposite to the positive pole plate, of the base membrane, the acrylic polymer coating layer having a favorable binding effect with a negative electrode is coated on the surface, right opposite to the negative pole plate, of the base membrane, so that the separator have relatively high adhesion on a positive electrode and the negative electrode, the smoothness and the hardness of the battery are effectively improved, and the safety under the condition that the battery is punctured, colluded and extruded is further improved.

The invention relates to a specific binding protein and an application thereof and particularly provides a monoclonal antibody which can be effectively bound with an epidermal growth factor receptor mutant III (EGFRv III) or partially bound with an epidermal growth factor receptor (EGFR) with overexpressed cells, but has no binding effect with an EGFR with normally expressed cells. In addition, the monoclonal antibody has obvious therapeutic effect on a tumor cell line which expresses the EGFRv III. The invention also provides a method for preparing the monoclonal antibody and a medical composition containing the monoclonal antibody.

The invention discloses a porous graphene/nickelous hydroxide/polyaniline composite electrode material and a preparation method thereof, belonging to the technical field of nano composite materials and electrochemistry. The composite electrode material is composited by porous graphene, nickelous hydroxide and polyaniline, and has a porous structure; the nickelous hydroxide is deposited on the porous graphene by the binding effect of holes; the polyaniline is combined with the surface of the graphene by pi-pi mutual effect and is deposited on the surface of the porous graphene. The particle diameter of the nickelous hydroxide is 20-150nm; the specific surface area of the porous graphene is 350-450m<2>/g, the conductivity is 20-60S.m-1, and the weight loss in the temperature of 900 DEG C is 4-6wt%. The obtained porous graphene/nickelous hydroxide/polyaniline composite electrode material has the advantages that the oxidation and reduction performances are good, the specific capacitance is up to 2480F/g, and after the charging and discharging circulate for 2000 times, the specific capacitance is maintained to be about 90% still.

The invention relates to a resin-formed flexible puncture-proof fabric and a preparation method of the resin-formed flexible puncture-proof fabric. The fabric consists of garment fabric and thermosetting resin condensates, wherein a gap exists between the thermosetting resin condensates. The preparation method comprises the following steps of: uniformly dispersing the thermosetting resin in each mesh of a screen plate so that each mesh is filled with resin; scraping residual resin on the surface of the screen plate; spreading the garment fabric on the screen plate filled with resin; applying pressure to the garment fabric, and drying; solidifying the thermosetting resin condensate on the surface of the garment fabric; and finally removing the thermosetting resin condensate from the screen plate to obtain the resin-formed flexible puncture-proof fabric. According to the invention, the thermosetting resin is a good binder before solidification, has a good binding effect with the garment fabric and relatively high strength and hardness after solidification, and can resist the puncture of a conventional tool needle tube; and the shortcomings and defects of the prior art are overcome, and the needs of the military field and civil field are met.

The invention discloses an organic functional porous isolating membrane, a preparation method and a lithium ion battery, and aims to the solve the problem that a function of a coating layer is influenced caused by different binding effects when the surfaces of two coating layers of the same specification of an isolating membrane are laminated and glued with positive and negative plates of different physical properties of a battery. According to the main points of the technical scheme, the organic functional porous isolating membrane comprises a porous base material and organic functional coating layers attached to two surfaces of the porous base material; and each organic functional coating layer comprises organic functional polymer polyvinylidene fluoride, an aqueous polymer thickening agent, and an aqueous polymer binder. According to the different characteristics of the positive and negative electrode materials of the lithium ion battery corresponding to the two surfaces of the porous base material, the organic functional polymer polyvinylidene fluoride with different copolymerization degrees and fusing temperatures can be selected on the surfaces of the isolating membranes of the corresponding positive and negative electrodes, so that the safety performance and the long-term cycling stability of the battery can be improved.

The invention discloses a display panel and a display device, and relates to the technical field of display. The display panel comprises a first substrate which comprises a display region and a non-display region surrounding the display region; an electric connection part which is disposed on the first substrate, is located in the non-display region, and comprises a first conductive gasket group and second conductive gasket groups located at two sides of the first conductive gasket group. The first conductive gasket group comprises a plurality of first conductive gaskets, and each second conductive gasket group comprises a plurality of second conductive gaskets, wherein the length of each second conductive gasket is less than the length of each first conductive gasket. The area of the orthographic projection of the second conductive gaskets on a plane where the first substrate is located is equal to the area of the orthographic projection of the first conductive gaskets on the plane where the first substrate is located. Therefore, the reduction of the frame width of the display panel and the frame width of the display device is facilitated, thereby achieving the narrow frame design of the display device, improving the screen-to-body ratio, and achieving the uniformity of the binding effects of the first and second conductive gaskets and the uniformity of the conductive effects of the first and second conductive gaskets.

The invention belongs to the field of preparation and machining of a titanium-steel composite plate, and particularly relates to a preparation method of the titanium-steel composite plate of high bonding strength with copper as a middle layer. The method comprises the following steps: a, assembling: symmetrically assembling according to the sequence of steel plate/titanium plate/copper foil/steel plate, and welding to obtain a combined blank; b, heating: heating the combined blank at 880-950 DEG C for 2-6 hours; c, rolling: rolling the heated combined blank for at least two times, wherein the total deformation of the rolling is greater than or equal to 80 percent, and the rolling speed is 0.1-1 m/s; d, refining: separating the titanium-steel interface to obtain the titanium-steel composite plate. The process of the method is simple, the problem of interface oxidation in the preparation process of the titanium-steel composite plate can be solved, the obtained titanium-steel composite plate has a good shape, the binding effect is good, and the binding strength is greater than 240 MPa.

The invention provides a method for detecting the interface binding strength of an aluminum-steel composite material for soldering. The method can be used for accurately detecting the aluminum-steel interface binding strength and quantifying the interface binding effect of the aluminum-steel composite material for the soldering. The method comprises the following steps: firstly, preparing a test sample of the aluminum-steel composite material and carrying out a stripping test on the test sample; and calculating according to a test result to obtain a binding strength value of an aluminum-steel interface. The method is characterized in that the preparation of the test sample comprises the following steps: soldering and connecting a metal reinforced layer on the surface of an aluminum layer of the sample and forming a compound layer by the metal reinforced layer and the aluminum layer of the sample. The binding strength of the metal reinforced layer in the compound layer and the aluminum layer of the sample is greater than the binding strength of the aluminum-steel interface; in the stripping test, the compound layer and a steel layer in the sample are stripped by a tension tester.

The invention belongs to the field of manufacture for binder-less environment-friendly artificial boards, and particularly relates to a method for manufacturing binder-less environment-friendly artificial boards. The method is used for manufacturing the binder-less environment-friendly artificial boards from steam-exploded stalk raw materials by means of alkaline activation hot-pressing. The method includes steps of chopping stalk raw materials and performing steam explosion on the chopped stalk raw materials to obtain steam-exploded stalks; adding aqueous alkali into the steam-exploded stalks; uniformly mixing the aqueous alkali with the steam-exploded stalks; controlling the moisture content of a mixture of the aqueous alkali and the steam-exploded stalks; performing hot-pressing and forming on the mixture. The method has the advantages that the wettability of the stalk raw materials can be improved by means of processing the stalks by a steam explosion technology, cell wall structures are destroyed, lignin in the raw materials is easy to dissolve out under an alkaline condition, dissolved lignin and the lignin and polysaccharide in the raw materials are subjected to condensation reaction under a high-temperature condition of a hot-pressing procedure to realize a binding effect, accordingly, the stalk raw materials are bound with one another without binders by the method, the binder adding cost is saved, a process and a production line are simplified, environmental pollution due to synthetic resin binders is reduced advantageously, the production cost is lowered, and a novel and effective way for manufacturing the artificial boards is provided.

The invention provides a low-modulus high-adhesion assembling type silane modified polyether adhesive used for a building. The low-modulus high-adhesion assembling type silane modified polyether adhesive is divided into a component A and a component B, wherein the component A comprises silane modified polyether, a plasticizer, hydroxyl-terminated branched polyether, branched polyether epoxy resin,a coupling reagent, a thixotropic agent, white carbon black, enhanced filler A, hollow glass microsphere and toner; the component B comprises the plasticizer, the hydroxyl-terminated branched polyether, a light stabilizer, enhanced filler B, an organic tin catalyst and an amine curing agent. In addition, various ingredients in the silane modified polyether adhesive are optimized to obtain a sealant formula with an optimal binding effect. The double-component polyether adhesive system has good compatibility, in addition, the adhesion of the double-component polyether adhesive is greatly improved, the double-component polyether adhesive system is applied to the prefabricated construction member material abutted seam connection used by the assembling type building, a good binding and waterproof effect can also be achieved without being cooperated with a first coat, and meanwhile, a water leakage risk brought by an existing first coat construction misoperation can be avoided.

This invention provides a compound represented by the formula (I):

wherein R¹ is a hydrogen atom, a halogen atom, hydroxy, nitro, optionally halogenated alkyl, alkoxy optionally having substituents, acyl or amino optionally having substituents;

• R² is pyridyl, furyl, thienyl, pyrrolyl, quinolyl, pyrazinyl, pyrimidinyl, pyridazinyl, indolyl, tetrahydroquinolyl or thiazolyl, each of which may have substituents; n is 1 or 2; or a salt. And this invention provides a safe pharmaceutical comprising the compound of the formula (I), which has an excellent apoptosis inhibitory effect and MIF binding effect, for preventing and/or treating heart disease, nervous degenerative disease, cerebrovascular disease, central nervous infectious disease, traumatorathy, demyelinating disease, bone and articular disease, kidney disease, liver disease, osteomyelodysplasia, AIDS, cancer, and the like.

The invention discloses a double-channel beam concrete combination column which comprises a combination column and a steel bar frame, wherein the steel bar frame is arranged in the concrete column and is composed of longitudinal steel bars and stirrups which encircle the longitudinal steel bars horizontally, and the longitudinal steel bars are respectively evenly distributed on the inner wall of the steel bar frame along the longitudinal depth direction of the steel bar frame. A structural steel framework is arranged in the steel bar frame, and the structural steel framework is formed by connection of a steel web and double-channel beam steel, the steel web is arranged in the middle of the double-channel bar steel, the steel web is perpendicular to a web of the double-channel beam steel, channel beam flanges are symmetrically arranged on two sides of the web of the double-channel beam steel, and the two pairs of channel beam flanges are respectively connected through batten plates. The binding effect of structural steel to core concrete is improved through a reasonable steel matching manner of the double-channel beam concrete combination column, cooperative work of the structural steel and the concrete is ensured, and therefore the purpose of improving the bearing capacity and anti-seismic property of the column is achieved.

The invention discloses a preparation method for oxidized graphene and bentonite modified rubber, and belongs to the field of rubber materials. According to the method, oxidized graphene and bentonite are used as a reinforcing filler of the rubber; as a stronger interface binding effect exists between bentonite and the rubber, so that the dispersity of bentonite in a rubber matrix and the compatibility of the rubber matrix are improved, and accordingly, an excellent rubber reinforcement effect is realized; through the addition of oxidized graphene to the rubber matrix, the strength, the wearing resistance and the gas barrier property can be greatly improved.

The present invention provides an SSPPs type microwave band-pass filter, and relates to the microwave filter technology field. The filter adopts a three-segment type structure, the first segment is a coplanar waveguide segment, the second segment is a transition segment transformed from the coplanar waveguide segment to an SSPPs segment, and the third segment is the SSPPs segment, wherein the SSPPs segment adopts a novel child-mother composite groove structure characterized by arranging the child groove structures which are periodic, are in mirror symmetry and are arranged parallelly in the mother grooves. By the number and the geometric sizes of the child grooves, the sub-wavelength bound effect of a microwave electric field can be improved further, and the band-notched characteristic of the SSPPs filter is more excellent. The filter can be widely used in the microwave communication systems, such as the micro-strip circuits of L-wave band to X-wave band, a microwave base station, etc.

A lanthanide is combined with a medium to be tested for endospores. The dipicolinic acid released from the endospores binds the lanthanides, which have distinctive emission (i.e., luminescence) spectra, and are detected using photoluminescence. The concentration of spores is determined by preparing a calibration curve generated from photoluminescence spectra of lanthanide complex mixed with spores of a known concentration. A lanthanide complex is used as the analysis reagent, and is comprised of lanthanide ions bound to multidentate ligands that increase the dipicolinic acid binding constant through a cooperative binding effect with respect to lanthanide chloride. The resulting combined effect of increasing the binding constant and eliminating coordinated water and multiple equilibria increase the sensitivity of the endospore assay by an estimated three to four orders of magnitude over prior art of endospore detection based on lanthanide luminescence.

The invention discloses a method for preparing an aramid fiber surface coating and relates to preparation of polymer coatings (titanium dioxide modified methyl silicone resins) and treatment of aramid fiber surface. The heat resistance and ultraviolet resistance of the aramid fiber are improved. The invention aims to solve the problems that the surface of a conventional aramid fiber is easily corroded, the aramid fiber is easily decomposed at high temperature and a binding effect between the aramid fiber and organic silicon resin is poor. Aramid fiber, acetone, sulfuric acid, butyl titanate and methyl silicone resin serve as raw materials, the aramid fiber is cleaned through the acetone, the surface coating is removed, and acidizing treatment (sulfuric acid) is performed, so that the surface activity is improved. The method comprises the following steps: preparing a titanium dioxide modified methyl silicone resin coating solution, impregnating the activated aramid fiber into the modified methyl silicone resin solution, and preparing the functional aramid fiber of which the surface is heat-resistant and ultraviolet-resistant. The method has the advantages that raw materials are simple, the cost is low, the operating process is convenient, and popularization and application are facilitated.

The invention provides a continuous carbon fiber composite material 3D printing device and method with a modifying and dipping synchronization function. A fiber guide pipe is partially immersed in a solution of a synchronous modification container, and the immersed part is provided with a notch for the solution to flow; the fiber guide pipe and a resin guide pipe are connected with two inlets of aprinting head respectively, an outlet of the printing head is connected with a heating block, and a nozzle is arranged at the bottom of the heating block. According to the device and method, 3D printing of the fiber composite material which is synchronously modified and dipped is achieved; through the design of a mechanical structure, the modified continuous fiber enters the heating block along with resin to be printed, the unmodified resin is conveyed into a modification solution to be soaked and modified so that printed carbon fibers can be modified all the time, and synchronization of fiber modification and printing is effectively achieved; after the carbon fibers are soaked with the modified solution, original cellosilk which is easy to disperse in the carbon fibers is combined more tightly; the surfaces of the carbon fibers are coated with a layer of resin, so that the binding effect of the carbon fibers and the resin in the molten state is improved, and the continuous carbon fiber material is not easy to break in the printing process.