21results about How to "Tight adhesion" patented technology

The invention discloses a waterproof wear-resistant label and a preparation process thereof, and belongs to the technical field of label paper.The waterproof wear-resistant label comprises surface paper, an adhesive, a film coating layer and release bottom paper, the adhesive comprises the following raw materials in parts by mass: 60-80 parts of an acrylic monomer, 3-5 parts of a polyfunctional group crosslinking monomer, 6-10 parts of a siloxane-acrylate copolymer, 1-2 parts of an initiator, 5-8 parts of nano silicon dioxide and 50-60 parts of a solvent. And a molecular chain of the siloxane-acrylate copolymer contains a boric acid ester bond. A siloxane long chain in the siloxane-acrylate copolymer has low surface energy, can help to form a waterproof barrier, and can effectively prevent water from permeating into an interface between the label and a product, so that the waterproofness of the label is greatly improved; and a dynamic cross-linked network can be formed by introducing boric acid ester bonds, so that the stability is improved, the label structure is reinforced, the wear resistance is improved, and the label can be tightly attached to a base material in a long-term humid environment.

The invention discloses a supramolecular hydrogel coating film reversibly adhering to frozen food and a production method and application thereof, belongs to the technical field of food packaging materials, and provides a production method of the supramolecular hydrogel coating film reversibly adhering to frozen food. The preparation method comprises the following steps: mixing 2, 3-dimethylaminopropyl-3-ethylcarbodiimide hydrochloride and N-hydroxysuccinimide, and carrying out an ice bath reaction to obtain a carboxylation modified araboxylan solution; adding dopamine hydrochloride into the arabinoxylan, stirring, dialyzing and freeze-drying to obtain an arabinoxylan-dopamine graft; adding acrylic acid and metal ions into an ethanol water solution, mixing with the araboxylan-dopamine graft, stirring, mixing with N, N '-methylene bisacrylamide and ammonium persulfate, and polymerizing to obtain the supramolecular hydrogel covering film. The supramolecular hydrogel coating film has the characteristics of light-operated reversible adhesion, high mechanical strength and degradability, and is suitable for various frozen foods.

The utility model discloses a secondary fixing sticker for a dynamic glucometer and a production device, the secondary fixing sticker comprises first release paper, two pieces of folded second release paper and non-woven fabric, and skin-friendly glue is arranged on the non-woven fabric; the two pieces of second release paper are oppositely arranged, only half of the two pieces of second release paper are adhered to the edge part of the non-woven fabric, and a gap is reserved between the two pieces of second release paper; the middle part of the first release paper is adhered to the skin-friendly glue exposed in the gap, and the edge part of the first release paper is attached to the other half of the second release paper. According to the secondary fixing sticker for the dynamic glucometer and the production device, the first release paper which is not in direct contact with the edge of the fixing sticker can be directly torn down, meanwhile, the second release paper can be torn down from the middle of the fixing sticker to the edge, the edge of the fixing sticker is not prone to wrinkling, and the production efficiency is improved. It can be guaranteed that the fixing paste is tightly attached to the skin of a patient.

The application discloses a kind of composite twisting device for bamboo fiber yarn and its twisting method, it is related to the technical field of fiber yarn twisting device, to solve the problem that existing twisting device does not have dry twisting and wet twisting can be realized twisting device, while purchasing two equipment production cost is high, the front side of the base is provided with silk feeding frame, infrared radiation heating tube slot is opened at the middle position of the upper end of the silk feeding frame, infrared radiation heating tube is arranged in the infrared radiation heating tube slot, guide frame support frame is symmetrically arranged at the center position of the rear side of the upper end of the silk feeding frame, guide roller is rotatably arranged between two guide frame support frames, glue collecting mechanism support seat is arranged below the guide frame support frame, two glue collecting mechanisms are symmetrically arranged in the glue collecting mechanism support seat, and glue collecting nozzle is arranged at the upper end of the glue collecting mechanism.

The utility model relates to a dust removal device, and provides a dust removal and air drying device for film-coated roll paper before film coating, which comprises a shell with openings on two sides, an upper dust removal device arranged at the upper end in the shell, and a lower dust removal device arranged at the lower end in the shell, the roll paper is arranged between the upper dust removal device and the lower dust removal device; the upper dust removal device comprises a horizontally-arranged first driving shaft, a first driving device used for driving the first driving shaft to rotate, first bristles arranged on the outer wall of the first driving shaft, a first dust suction device arranged on the upper side of the roll paper and a pair of driving plates connected with the two ends of the first driving shaft correspondingly. The second driving device is connected with the end, away from the first driving shaft, of the driving plate, the receding hole is formed in the upper side of the shell and used for allowing the first driving shaft to pass through, and the vibration device is arranged above the shell. The dust removing and air drying device for the laminating roll paper before laminating can efficiently and continuously remove dust on the surface of the roll paper.

The utility model belongs to the field of ecological simulation lawns, in particular relates to a simulation lawn base cloth gluing device, and aims to solve the problems that an existing device is inconvenient to move reversely, the simulation lawn naturally scatters and falls unevenly, and the simulation lawn laid on a glue coating cannot be pressed by a compression roller. According to the scheme, the device comprises a first vehicle frame, a second vehicle frame is arranged on one side of the first vehicle frame, an adjusting frame is fixedly installed between the first vehicle frame and the second vehicle frame, a guide roller is rotationally connected to the second vehicle frame, and a simulation lawn can slide to the position below the device from the guide roller through the guide roller; the device further comprises an adjusting assembly, the device can move along with the rolled lawn in the unfolding process, the laying tightness of the simulation lawn can be adjusted along with the height adjustment of the pressing wheels, and the adhesion compactness between the device and the simulation lawn can be enhanced.

The utility model discloses a building waterproof roll laying and fixing device which comprises a laying and fixing vehicle body, and side plates are arranged on the two sides of the laying and fixing vehicle body. A coiled material fixing roller, a guide roller matched with the coiled material fixing roller for stretching, flattening and guiding the building waterproof coiled material, a baking device and a flattening and cutting device are sequentially arranged between the side plates in the direction of laying the fixing vehicle body. According to the utility model, the coiled material can be adhered to the paving position more tightly, and the coiled material can be cut conveniently, so that the paving interface is more tidy and attractive, and the waterproof effect is improved.

The invention discloses mussel-imitating bacteria responsive injectable hydrogel as well as a preparation method and application thereof, and belongs to the technical field of biological medicines. The hydrogel is formed by compounding a mussel-imitating viscous hydrogel bracket and a bacterial response agent, the viscous hydrogel scaffold is QCS-EC (Quaternized Chitosan) and is formed by non-covalent binding of QCS (Quaternized Chitosan) and EGCG (Epigallocatechin Gallate); the bacterial response agent is a supramolecular nano cross-linked compound TEBox-B12, and is formed by self-assembly of box-shaped quaternized pyridine heterocyclic organic salt molecules TEBox and salt containing suprachaotropic liquid anions B12H12-through hydrogen bonds and electrostatic interaction. The hydrogel disclosed by the invention has NIR-II photo-thermal and photodynamic antibacterial treatment functions, and can be used for efficiently killing bacteria in deep tissues; the hydrogel also has high adhesion, good biocompatibility and injectability, is strong in convenience and applicability, can provide a good healing environment for wounds, promotes fibroblast proliferation and migration, accelerates wound tissue regeneration and healing processes, and reduces scar formation.

The utility model relates to the technical field of decorative plates, in particular to a building outer wall decorative plate, which is characterized in that the decorative plates are sequentially adhered to a wall surface, so that four end grooves among the decorative plates can form a circular groove, bolts on a seat body can be sequentially embedded into insertion holes in the end grooves, and the tail ends of the bolts can be nailed into the wall surface. The seat body can be adaptively mounted in a circular groove formed by the four end grooves, so that the splicing stability between the decorative plates can be improved through inlaying mounting between the plug pins and the plug holes, and the decorative plates and other plates can be prevented from falling off; the tail end of the bolt is nailed into the wall surface, so that the adhesion stability between the decorative plate and the wall surface can be improved; meanwhile, the decorative plates can be separated through the partition plates on the seat body, so that equal intervals can be reserved between the decorative plates, workers can conveniently fill the decorative plates with the seam beautifying agent in the later period, meanwhile, the decorative plates can be supported through the partition plates, and the installation stability of the decorative plates can be further improved.

The invention provides a preparation method of an environment-friendly positive plate, and relates to the field of lithium ion batteries, and the preparation method comprises the following steps: adding polyacrylonitrile into an NMP solvent to prepare an adhesive; adding conductive carbon nanotubes into an adhesive, then adding conductive carbon black into the solution, and finally adding a positive electrode active material into the solution to obtain positive electrode slurry; and uniformly coating two surfaces of the positive electrode slurry on a positive electrode current collector, and sequentially drying and rolling to obtain the positive electrode plate. In the preparation process of the positive plate, a non-toxic and harmless adhesive is adopted, the environmental protection requirement is met, the use amount of the adhesive can be effectively reduced, the loading amount of an active substance in an electrode is improved, the energy density of the battery is improved, and the performance of the lithium ion battery is ensured.

The invention relates to a pulmonary artery balloon blocking hemostasis device for lung cancer surgery. The pulmonary artery balloon blocking hemostasis device comprises a puncture assembly and a balloon catheter assembly. The puncture assembly comprises a puncture needle core and a puncture sheath tube; a limiter is sleeved on the puncture sheath tube, sheath tube scales are arranged on a tube body, and the depth of the puncture sheath tube inserted into a pulmonary artery blood vessel is determined by adjusting the position of the limiter on the sheath tube scales; the puncture needle core penetrates into the puncture sheath tube, and the head end extends out of the puncture sheath tube for implementing puncture operation; the balloon catheter assembly comprises a balloon catheter and a balloon connected to the outer portion of the balloon catheter in a sleeving mode. The balloon catheter can stretch into the puncture sheath tube and enables the balloon to stretch out of the puncture sheath tube. The near end of the balloon catheter is externally connected with a medical tee joint or directly externally connected with an injector; a puncturable silica gel membrane is arranged at the near end of the puncture sheath tube and used for preventing blood from flowing back when the puncture needle core and the balloon catheter retreat.

The invention relates to ultraviolet-cured high-viscoelasticity ionic conductive hydrogel as well as a preparation method and application thereof, and belongs to the technical field of functional polymer materials and bioelectronics. According to the hydrogel, an ultraviolet light sensitive zwitterionic monomer (SBMA), a high-density cationic monomer (DMDMAC), a cross-linking agent (PEGDA) and a photoinitiator are selected, and under the ultraviolet light exposure condition, the photoinitiator is decomposed to generate active free radicals to trigger a cross-linking polymerization reaction. The hydrogel has a three-dimensional network structure, integrates softness, high stretchability, strong tissue adhesion and high conductivity, and has fracture tensile strain gt; the adhesive strength is gt; and the ionic conductivity can reach 2.24 S / m. The preparation process is simple, rapid in-situ forming of the hydrogel on the skin surface can be achieved, the flexible biological electrode prepared based on the hydrogel has low skin-electrode interface impedance, motion artifacts are effectively inhibited, and the flexible biological electrode is suitable for long-term, dynamic and high-signal-to-noise-ratio biological electric signal monitoring and has good application prospects. And good biocompatibility and wearing comfort are achieved.

The invention provides an automatic paper film compounding line, and relates to the technical field of paper film compounding equipment. A film roller is rotationally arranged on the equipment frame body, a film is wound on the film roller, a paper roller is further rotationally arranged on the equipment frame body, and paper is wound on the paper roller; a first conveying assembly is installed on the equipment frame body, the first conveying assembly is composed of two first conveying rollers and a first motor, the two first conveying rollers rotate on the equipment frame body, and the inner sides of the two first conveying rollers make contact with the top end face and the bottom end face of a film respectively. Automation and high efficiency are achieved, through automatic conveying of the first conveying assembly and the second conveying assembly, rapid and continuous conveying of paper and films is achieved, and the production efficiency is improved; automatic operation of automatic pressing of the hot pressing roller and subsequent drying, cooling and winding steps is achieved, manual intervention is reduced, and the overall production efficiency is improved.

The invention relates to a preparation method of a non-slip anti-fouling ceramic tile, which comprises the following steps: mixing non-slip particles and transparent glaze slip to prepare non-slip glaze, and then applying the non-slip glaze on the surface of a ceramic tile green body, and is characterized in that the ball milling fineness of the transparent glaze slip is 0.3-0.5% by weight of 325-mesh screen residue, and the ball milling fineness of the transparent glaze slip is 0.3-0.5% by weight of 325-mesh screen residue; the anti-slip particles comprise the following components in percentage by weight: less than 0.5% of a material on a 80-mesh screen, 30-35% of a material on a 100-mesh screen, 75-80% of a material on a 120-mesh screen and 95-98% of a material on a 250-mesh screen. The ceramic tile prepared by the invention has very excellent anti-skid performance, provides more powerful safety guarantee for users, and also has the advantages of very excellent anti-fouling performance and the like.

The invention relates to the technical field of manufacturing of daily necessities, in particular to a buffering and pressure-reducing sponge filling material for schoolbag straps and a preparation process of the buffering and pressure-reducing sponge filling material. The preparation process comprises the following steps: preparing the composite immersion liquid immersed foamed sponge; preparing modified linen fibers; preparing a linen spacer fabric filled with foamed sponge; and preparing the buffering and pressure-reducing sponge filling material for the schoolbag straps. The linen fibers are woven into the warp-knitted spacer fabric, the foam sponge which is shrunk after being broken and absorbs water is pressed into the warp-knitted spacer fabric, then the foam sponge loses water and expands again through standing and drying, and the composite structure with the warp-knitted spacer fabric as a framework and the foam sponge as filler is manufactured in the mode. The composite structure can simultaneously have the characteristics of a sponge material and a woven material, and has good stress tensile property and pressure reduction buffer capacity when being used as a filling material of schoolbag straps.

The invention discloses an equipment intelligent interaction system and method based on artificial intelligence, and relates to the technical field of equipment intelligent interaction, and the system comprises a processing analysis module, a hot pressing analysis module, a pressure transmission module, an intelligent interaction module and a temperature control module. The processing analysis module is used for analyzing the type of the to-be-processed material in real time; the hot-pressing analysis module is used for analyzing the target heating temperature and heating time of the heating system; and the pressure transmission module is used for analyzing a pressure application value of the hydraulic system. According to the method, the real-time adhesion coefficient and the compaction degree of the to-be-processed materials are predicted through the obtained real-time images, intelligent regulation and control of all the systems are achieved based on the prediction result, it can be guaranteed that adhesives in the to-be-processed materials can be completely activated in the regulation and control process, it can also be guaranteed that the to-be-processed materials can be tightly adhered, and the quality of the to-be-processed materials is improved. And the intelligent interaction effect among the systems of the laminating machine is improved.

The utility model provides a film-coated amorphous strip, amorphous alloy profile, alloy product structure and processing system, wherein the whole film-coated amorphous strip is in the shape of a long strip, the film-coated amorphous strip comprises an amorphous alloy layer subjected to heat treatment application, at least one side of the amorphous alloy layer is provided with a bonding film, and the bonding film is provided with a bonding layer. The bonding film forms film stress on the surface of the amorphous alloy material in the amorphous alloy layer; the film-coated amorphous strip has excellent physical characteristics and can be effectively cut at will without being damaged, and the magnetic performance effect of the amorphous alloy profile obtained through machining is guaranteed to the maximum extent; on the basis of the application of the film-coated amorphous strip, an amorphous alloy profile can be obtained through cutting, then a corresponding amorphous alloy product can be obtained through processing, and the amorphous alloy product has the characteristic of excellent magnetic performance.

The invention discloses a spring gluing machine for mattress production, and relates to the field of spring bed production, the spring gluing machine comprises a feeding conveying device, a discharging conveying device, a gluing device, a pushing adhesion mechanism and an inflation mechanism; the air inflation mechanism comprises a plurality of air blowing parts which are sequentially arranged at intervals, the air blowing parts are jointly connected with an air conveying main pipe, the air blowing parts are provided with puncture needle tubes, and compressed air is conveyed into the cloth bags of the row spring units through the puncture needle tubes when the air inflation mechanism is used. The air inflation mechanism can inflate the cloth bags of the row spring units, so that the cloth bags of the row spring units are swelled, and bonding between the hot melt adhesive and the row spring units is more sufficient.

The invention relates to an anti-pollution PTFE (Polytetrafluoroethylene) hollow fiber composite membrane and a preparation method thereof, the anti-pollution PTFE hollow fiber composite membrane comprises a PTFE hollow fiber membrane main body framework and a PVDF (Polyvinylidene Fluoride) inlaying body embedded in a membrane pore of the main body framework, the main body framework is of a PTFE macroporous hollow fiber membrane structure, the pore diameter of the macroporous hollow fiber membrane is 50-100mu m, the inlaying body is a PVDF asymmetric porous membrane, and the pore diameter of the PVDF asymmetric porous membrane is 0.01-0.1 mu m. The prepared PTFE hollow fiber membrane composite membrane is of an asymmetric structure and has the advantages of being high in filtering precision, porosity, flux and strength and high in anti-pollution performance.

The utility model discloses a battery cell film laminating machine which comprises a bottom plate and an adjusting assembly, the adjusting assembly comprises a fixing plate, a first driving rod and a second driving rod, the first driving rod and the second driving rod are rotatably connected to the two ends of the fixing plate, the fixing plate is connected to the bottom plate, the two ends of the first driving rod and the two ends of the second driving rod each comprise a threaded section with opposite thread directions, and the threaded sections are connected to the bottom plate. Two threaded sections of the first driving rod are respectively connected with supporting frames, an insulating film mounting station is arranged between the two supporting frames, threaded sections at two ends of the second driving rod are respectively connected with clamping plates, and a battery cell fixing station is arranged between the two clamping plates. The battery cell laminating device has the beneficial effects that the device can be smoothly applied to battery cells with different specifications and can be used for smoothly laminating the battery cells, so that the application range of the device can be expanded.

The invention relates to the technical field of air conditioner accessory production, in particular to air conditioner copper pipe heat preservation sleeve automatic production equipment which comprises a machine frame installed on the horizontal ground, a feeding mechanism, a guiding mechanism, a cutting mechanism, an opening mechanism and a heating mechanism installed on the guiding mechanism, and the feeding mechanism, the guiding mechanism, the cutting mechanism and the opening mechanism are installed on the machine frame. In the embodiment, one end of the feeding mechanism is connected with the guiding mechanism, one end of the cutting mechanism is connected with the guiding mechanism, and the other end of the cutting mechanism is connected with the opening mechanism; the feeding mechanism is used for conveying a coiled sheet-shaped thermal insulation material into the heating mechanism; the guide mechanism is used for guiding the fused edge to be bonded; the cutting mechanism is used for cutting the formed round sleeve to obtain the heat preservation sleeve; the opening mechanism is used for opening the heat preservation sleeve. According to the scheme, the problems that an existing manual manufacturing method and semi-automatic equipment are low in efficiency and unstable in quality in the production process are solved.