2109results about How to "Purifying air" patented technology

The invention discloses a nanocomposite diatom ooze material and a construction method thereof. The material consists of a diatom ooze powder material and nano-titanium dioxide dispersion liquid, wherein the diatom ooze powder material consists of calcined diatomite, quartz sand, gray calcium powder, bentonite, wollastonite, seaweed gel, cellulose ether and negative ion powder. The construction method comprises the following steps of: mixing the diatom ooze powder material and water according to the weight ratio of 1:0.9 in the field; after stirring for 15 minutes by using an electric stirrer, performing batch-scraping coating texture modeling construction; uniformly spraying the nano-titanium dioxide dispersion liquid, namely photocatalyst solution to a construction surface by using a spraying gun after the surface is dried; and drying for 48 hours. By using the construction method, the problems that nano-titanium dioxide powder is difficult to disperse and easy to agglomerate, and has large additive amount, the production cost is high, and a nano-titanium dioxide material is wasted in the preparation process of the diatom ooze are solved, the functionality of the diatom ooze for purifying and decomposing harmful gases is improved, and the overall cost of the product is reduced.

The invention discloses an organic amino supported metallic organic framework-porous polymer composite material. The material consists of organic amino, a metallic organic framework material and a porous polymer of multi-stage pore structures which are mutually communicated, wherein metallic organic framework crystal granules are embedded into pore wall surfaces of pore walls of the porous polymer; the organic amino is bonded with the pore wall surfaces of the porous polymer through chemical bonds and bonded with the surface of the metallic organic framework through chemical bonds or coordination bonds; the composite material has a specific surface area greater than or equal to 50m<2> / g. The invention further provides a preparation method of the organic amino supported metallic organic framework-porous polymer composite material. The preparation method comprises the following three steps: carrying out high inner phase emulsion template crosslinking copolymerization, carrying out MOF (Metallic Organic Framework) in-situ growth or MOF multi-time growth, and carrying out organic amino supporting. The organic amino supported metallic organic framework-porous polymer composite materialdisclosed by the invention is used for capturing and separating CO2 and has the advantages of being high in CO2 adsorption capacity / velocity / selectivity, rapid in desorption speed, high in adsorption / desorption circulation stability, excellent in high-temperature and moisture resistance, and the like.

The invention relates to a graphene / titanium dioxide composite material, a preparation method and application thereof. The graphene / titanium dioxide composite material comprises: graphene and titaniumdioxide particles closely attached to the graphene sheet. According to the invention, graphene and titanium dioxide are selected for compounding to obtain an efficient photocatalyst with the excellent properties of graphene and titanium oxide simultaneously.

The invention relates to an outdoor ceramic permeable brick and a preparation method thereof. The ceramic permeable brick is made from the components with the following weight content of 90-95wt percent ceramic wastes which are broken into particles that are larger than 0 and smaller than 200 order and 5-10wt percent of adhesive which is bentonite. The ceramic waste particles include mixed particles which are screened from the broken ceramic waste particles. The mixed particles include particles of 0-8 order, the content of which is larger than zero and smaller than 5 percent; particles of 8-30 order, the content of which is 85-90 percent; particles of 30-100 order, the content of which is 5-15 percent. The preparation method includes: firstly, breaking the ceramic waste materials into the particles of 8-30 order; secondly, adding adhesive and water in proportion in the particle ceramic waste materials to obtain a mixture; thirdly, filling the mixture slurry in a die to press into a water permeable brick shape under the 90-110pa / mm<2> pressure of a press machine; fourthly, firing at the temperature of 1160-1220 DEG C.

Disclosed is an indoor plant growing device for show. A control box 30 is disposed on a column base box of a column base 26. Trays 25 are disposed between a connector 27 and a column connecting bar 21. Growing pot trays 17 are disposed between a connecting bar connector 19 and the connecting bar 13. Growing pots 10 are disposed in trays 12. A top water pump 1 is disposed on a water injection box 3, and the water injection box 3 is connected with a connecting bar 9 through a top connector 5. A top cover 2 covers the water pump 1 and the water injection box 3. A heater 4 is disposed in the water injection box 3. The water injection box 3 is integrally connected with a water supply pipe 22 and water injection pipes 6. A water outlet of each water injection pipe 6 corresponds to one filtration-irrigation hopper 8. A control box 30 is disposed inside the box of the column base 26. The growing device in a stereoscopic structure is ornamental. By means of auxiliary devices for growing indoor vegetables or flowers, growth necessities for the plants can be provided. The indoor plant growing device can be used for growing vegetables and flowers all the year round.

The present invention relates to one kind of functional fiber and the multifunctional fibers thereof. The functional fiber includes basic fiber polymer and functional additive in the weight ratio of 60-96 to 4-40, the basic fiber polymer may be wet spun and the functional additive is superfine adsorbent of average diameter of 0.01-20 microns. The multifunctional fibers are produced with the functional fiber of the present invention and through further ionizing treatment, and include strong acid ion exchange multifunctional fiber, weak acid cation exchange multifunctional fiber, multiple-functional group ion exchange multifunctional fiber and alkali anion exchange multifunctional fiber. The functional fiber has excellent physical adsorption property; and the multifunctional fibers have both physical adsorption effect and chemical adsorption effect, and may be used in treating electroplating effluent, treating food industry waste water, purifying automatic tail gas, etc.

The invention discloses ecological river interlocking type building blocks and a construction method for building a protection ridge through the building blocks. Each building block comprises a building block basal body, a first building block connecting body and a second building block connecting body are arranged on the two sides of each building block basal body respectively, and the first building block connecting body and the second building block body are respectively provided with grouting holes. The construction method for building the protection ridge through the building blocks particularly includes the following steps of surveying and setting out, base slot excavation and PVC drain pipe embedment, bottom plate concrete pouring, reinforcing mesh laying and installing, ecological retaining wall installing, steel doweling and grouting, grass planting, earthwork backfilling and geogrid laying. The building blocks have the advantages of being high in strength and crack resistance and few in consumed materials, and therefore the cost for manufacturing the mutually-embedded protection slope building blocks is reduced; bottom plates, retaining walls and earthworks behind the walls form a stable structure, and the structure can resist the load effect and is stable and firm.

The invention discloses a plant ecological interior wall coating and a preparation method thereof. The plant ecological interior wall coating is characterized by being prepared from a titanium dioxide filler, a borax crosslinking agent, an oxidizing agent, water, plant starch serving as a binding agent and sol serving as a binding agent modifier. According to the plant ecological interior wall coating, the plant starch is utilized as the binding agent, no synthetic resin emulsion is contained, complete biodegradation can be achieved, and the coating is an ecological environment-friendly interior wall coating in the true sense; the sol is added to serve as the binding agent modifier, the higher film coating binding force and film coating strength are achieved, and the technical property can reach the GB / T9756-2009 standard of a qualified synthetic resin emulsion interior wall coating product and is obviously suprior to the JC / T423-91 technical requirements for a water-soluble interior wall coating.

The invention discloses a pure natural plant essential oil air freshener which comprises the following main components of plant essential oil and a solvent, wherein the plant essential oil mainly comprises the following components: eucalyptus oil, lavender oil, lemon oil, rosemary oil, and geranium oil, and the solvent mainly comprises the following components: Tween 80, ethanol and deionized water. According to the invention, 1. pure natural plant essential oil is the effective component, and is healthy and environment-friendly; 2. the fragrance is natural, and the smell is pleasant; 3. the contained active components such as ketone, aldehyde and the like can rapidly capture and effectively decompose stink molecules, remove peculiar smell, and cause no secondary pollution; 4. the bactericidal and bacteriostatic efficacy is significant, and air can be purified; 5. the efficacy of emotion calming, body and mind balancing, and health care is significant; 6. the application modes are diverse, and both mist spraying and fumigation can be performed; 7. the application space can be relatively closed space, such as rooms, hotels, public entertainment places, various types of compartments, and the like.

The invention discloses a preparation method of a chitosan haze settling agent. The preparation method comprises the following steps: (1) dissolving chitosan with weight-average molecular weight of 10000-1000000g / mol and degree of deacetylation of 60-99% in an acid solution with mass percentage concentration of 0.01-1%; mixing the materials uniformly, wherein the mass percentage concentration of chitosan in the acid solution is 0.05-1%; (2) adding a small molecule modifier accounting for 1-20% of the chitosan mixed solution by mass, and fully dissolving the small molecule modifier, thus preparing the chitosan haze settling agent. The invention also discloses an application of the chitosan haze settling agent to atmospheric haze pollution. Chitosan is a biodegradable environment-friendly material and has the characteristics of low toxicity, low cost, energy consumption reduction and no secondary pollution. The new application of the chitosan haze settling agent is explored, and a new application field for atmospheric haze pollution is opened up.

The invention provides a sterilization and deodorization device for a refrigerator and the refrigerator. The sterilization and deodorization device comprises a housing, a sterilization module and a deodorization filtration module filled with sepiolite, wherein an air inlet and an air outlet are formed in the housing, an airflow channel communicated with the air inlet and the air outlet are defined in the housing, the sterilization module is arranged in the airflow channel and used for sterilizing air flowing through the airflow channel at least, and the deodorization filtration module is arranged in the downstream airflow channel of the sterilization module and used for deodorizing the air flowing through the airflow channel at least. The sterilization and deodorization device conducts sterilization and deodorization on the air flowing through the airflow channel through the sterilization module arranged in the airflow channel and the deodorization filtration module filled with sepiolite and arranged in the airflow channel and accordingly conducts sterilization and deodorization on the air in the outside environment of the sterilization and deodorization device indirectly.

The invention discloses a guardian robot system comprising a guardian robot and an intelligent mobile phone used for receiving elder people body condition alarm signals; the guardian robot comprises a robot body and a rotary robot head arranged on the robot body; a robot control system is arranged in the robot head, and connected with the intelligent mobile phone through a wireless network; the intelligent mobile phone is provided with an alarm signal memory; the robot head is provided with a health detection device, and a face identification camera; an air purifying cavity and a medicine storage chamber are arranged in the robot body; the robot body is provided with a horn and a medicine taking port; the robot can detect elder people body conditions and locating environment air quality, can send alarm signals so as to remind family members of the elder people, can purify air quality, and can remind elder people to take medicines.