32results about How to "Strong adsorption rate" patented technology

A method and application for preparing a heavy metal adsorbent using blast furnace slag, the method comprises: soaking blast furnace slag in water, filtering, drying, and grinding; Record solid 1; adjust the pH of solution 1, suction filtration, and record the filtrate as solution 2; add the filter residue to lye 2, and react to obtain clear solution 3; ultrasonically disperse solid 1 in water to obtain suspension 1, and add solution to suspension 1 3, ultrasonically disperse to obtain suspension 2, then add solution 2, and finally centrifuge to obtain adsorbent. In the present invention, aluminum ions and silicate ions are separated from blast furnace slag, then the two are mixed with the treated blast furnace slag skeleton, and the dosage and curing conditions of the three are controlled to prepare a fluffy, granular skeleton, At the same time, the surface of the skeleton is covered with a layer of convex and "wrinkled" aluminosilicate rough gel adsorbent, which has a large specific surface area and a good adsorption rate for heavy metals.

The invention relates to a hydrogen-rich water cup which comprises a cup lid, a cup body and a base. The cup lid comprises a cup lid shell, a stop piece, an O-shaped sealing ring and a one-way pressure release valve; the one-way pressure release valve comprises an inner piece, a connecting rod, a sealing face and a connecting rod reset device, the stop piece is arranged on the inner side face of the cup lid shell, the connecting rod sequentially penetrates through the cup lid shell and the stop piece, one end of the connecting rod is fixedly connected with the inner piece, and the other end of the connecting rod is fixedly connected with the sealing face; the sealing face is contained in a concave portion of the outer surface of the cup lid shell, and the stop piece is provided with a groove for fixing the O-shaped sealing ring which is arranged on the connecting rod in a sleeving mode.

The invention relates to the technical field of perishable garbage treatment, in particular to a method for rapidly degrading perishable garbage and its application. Firstly, a degradation bin with a stirring rod inside is provided. The stirring rod can be driven by a stirring motor arranged outside the degradation bin. There is a discharge port that can discharge the degradation products of perishable garbage; detachably fix the fast-degrading bacterial agent of perishable garbage to the stirring rod; pick out non-degradable substances from perishable garbage, crush them to pass through a 10-mesh sieve, and place them in the In the degradation chamber, the stirring motor is turned on to drive the stirring rod to rotate at 30-120r / min, and the aerobic degradation takes 24-36 hours; after the degradation is completed, the degradation products are discharged through the discharge port, and the slag liquid is separated and processed separately. The method can complete a relatively large amount of degradation treatment of perishable garbage in a short period of time, and degrade it into water and carbon dioxide, and no obvious peculiar smell is generated during the degradation process.

The invention discloses a gallium and germanium absorbent, a preparation method and application of the gallium and germanium absorbent, and a method for enriching gallium and germanium from a zinc hydrometallurgy leaching agent. The gallium and germanium absorbent is capable of simultaneously absorbing the gallium and the germanium effectively and specifically, and the gallium and germanium absorbent is simple in preparation method and low in cost. When the gallium and germanium absorbent is used for absorbing the gallium and the germanium in the zinc hydrometallurgy leaching agent, the absorbing effect is good, and the pertinence is high; the follow-up process of zinc electrolytic can be effectively conducted, and the cost is low. The used absorbent and stripping liquid can be recycled and reused, and a good absorbing effect on the gallium and the germanium can still be achieved after the absorbent and the stripping liquid are recycled and reused for many times. The requirement for industrial production is met.

The invention discloses a functional zirconium-based metallic organic framework / graphene oxide composite material as well as a preparation method and application thereof. The composite material comprises Uio-66-OH as a carrier which is doped with graphene oxide. The preparation method comprises the following steps: preparing a reaction substrate solution from an organic ligand, a soluble zircon salt, an organic solvent, a high-boiling-point organic solvent and a graphene oxide solution, carrying out a reaction on the reaction substrate solution, repeatedly soaking and centrifuging the reactionproduct, washing, and drying, thereby obtaining the composite material. The composite material disclosed by the invention has the advantages of being low in cost, stable in structure, good in adsorption capability, high in adsorption velocity, and the like, can be widely applied to dye wastewater treatment, has a good removal effect and has high use values and good application prospects, and thepreparation method of the composite material has the advantages of being simple in process, simple in operation condition, easy to control, convenient to operate, easy in raw material obtaining, low in preparation cost, short in synthesis cycle, and the like.

Disclosed are a graphene micro-sheet having a mesh structure and a preparation method therefor. According to the present invention, by adding a grafted functional group to a graphene micro-sheet, and generating micropores in the graphene micro-sheet during grafting, a graphene micro-sheet having a regular three-dimensional mesh structure, good stability, high adsorption rate, and great composite performance is obtained. The graphene micro-sheet having a mesh structure has super strong adsorbability, is applied to heavy metal adsorption, wastewater treatment, oil pollution collection, seawater desalination, and drink water purification, and can be used in a wide temperature range, a wide pH range, and a wide range of ion components.

The invention discloses a glycosyl / sulfonated modified affiliative polymer hollow fiber separating membrane and a preparation method thereof. The membrane is composed of polymer resin, sulfonated polymer resin and saccharide polymer, has a good specificity adsorption effect on LDL (low-density lipoprotein) under optimized raw materials and proportion, is good in stability and biocompatibility, reusable and low in cost, and can be put into large-scale clinical application. The preparation method comprises the following processes of: dissolving the polymer resin, sulfonated polymer resin, saccharide polymer and a pore-foaming agent for the membrane in a dissolvent according to a certain proportion to prepare a uniform spinning membrane-preparing solution, filtering the spinning membrane-preparing solution, defoaming the filtered spinning membrane-preparing solution in vacuum, spinning through a immersion-precipitation phase transformation method to prepare the hollow fiber membrane, and then sufficiently rinsing the prepared hollow fiber membrane in deionized water and ultrapure water in order. The blending dissolving preparation method adopted by the invention has the advantages that the operation is simple and safe and the raw materials are cheap and easily available.

The invention discloses a rainwater collection and treatment pipeline, comprising a PVC pipe fitting. Two ends of the pipe fitting are sealed during injection molding. An upward open groove is formedin the outer wall of the pipe fitting; a cover plate is mounted at the open groove; the open groove is sealed by the cover plate; and a water collecting tank is formed at the upper end of the cover plate through injection molding. When the product is installed, a water collecting tank is positioned below an eave, water drops falling along the eave are collected into the water collecting tank, fourpartition plates are arranged in the pipe fitting and can move in the axial direction of the pipe fitting, a first cavity, a second cavity and a third cavity are formed among the four partition plates, the first cavity is filled with medium sand, the second cavity is filled with fine sand, and the third cavity is filled with a particle mixture. The product can collect natural rainwater and filterthe natural rainwater, and the filtered water can be used for direct drinking.

The invention relates to an adsorbent used for adsorbing cholerythrin in extra corporeal blood perfusion and a preparation method thereof. The method takes polyvinyl alcohol microspheres with good biological compatibility as a carrier, adopts epoxy chloropropane for activation and fixes an amination agent as a functional group to form the cholerythrin adsorbent. The surface of the adsorbent is provided with a plurality of positive charges, which is beneficial to action with with the cholerythrin provided with negative charges on the surface to generate absorption effect. The adsorbent prepared by the invention has good biological compatibility and good adsorbing capacity, and is characterized by low manufacturing cost, simple synthesis process, large adsorbing volume, and high adsorbing speed, etc., and can be used in extra corporeal blood perfusion for curing hyperbilirubinemia.

The invention relates to a motion sensing type hydrogen-rich water cup. The water cup comprises an up-and-down through cup body, a cup cover and a cup base; the cup cover is in detachable sealed connection with the top of the cup body; the cup base is in detachable sealed connection with the bottom of the cup body; a filter core member able to generate an electrolyte is arranged at the inner side of the cup cover; an electrolysis electrode able to stretch into the cup body is arranged at the top of the cup base, and a charging battery is arranged in the cup base; a first time-delay switch controls the on-off of the electrolysis electrode; the cup body is formed by an inner container and an outer container which sleeves the inner container; a cavity is formed between the inner container and the outer container; a motion trigger device is arranged in the cavity; the motion trigger device comprises a sensing cavity arranged along the axial direction of the cup body; a first guide sheet group' and a second guide sheet group'' are respectively symmetrically arranged at two ends of the sensing cavity, and each of the first guide sheet group' and the second guide sheet group'' is formed by two spaced guide sheets; and one of the guide sheets of the first guide sheet group' is electrically interconnected with one of the guide sheets of the second guide sheet group'', and the other one of the guide sheets of the first guide sheet group' and the other one of the guide sheets of the second guide sheet group'' are respectively connected to the two ends of a trigger circuit composed of the first time-delay switch and the charging battery.