142results about How to "Reduce odor" patented technology

A method for reducing odor is provided. In one embodiment, the method comprises forming a coordination complex between particles having a positive zeta potential and a transition metal. The method further comprises contacting the coordination complex with an odorous compound, the transition metal providing one or more active sites for capturing the odorous compound. For example, in one embodiment, the particles are formed from alumina-coated silica. In addition, the coordination complex may be formed using a bifunctional chelating agent.

Additives and methods for reducing or eliminating odor in oil based media. The additives comprise an essential oil, an essential oil component, or mixtures thereof.

Freshening compositions comprising a malodor binding polymer, malodor control components, and an aqueous carrier; and methods thereof are provided. In some embodiments, the freshening composition comprises a homopolymeric polyethylenimine having a molecular weight of about 1,000 to about 2,000,000 and a mixture of volatile aldehydes. Such freshening compositions may be used to reduce malodor and/or microbes on inanimate surfaces or in the air.

A process for producing powder, flakes, or pellets containing α-sulfo fatty acid alkylester salt in high concentrations, the process including: (1) a step of preparing a paste containing α-sulfo fatty acid alkylester salt by a series of reactions of sulfonating a fatty acid alkylester with a sulfonating gas by contact with each other, esterifying the sulfonated product with a lower alcohol, neutralizing the esterified product, and bleaching the neutralized product, to give a paste containing α-sulfo fatty acid alkylester salt; (2) a step of aging the thus obtained paste; (3) a step of making the aged paste into flakes or pellets containing equal to or less than 10 wt % of water, or a step of making the aged paste into flakes or pellets containing equal to or less than 10 wt % of water and then crushing the resulting flakes or pellets into a powder having an average particle diameter of 100-1500 μm; and (4) a step of aging the powder, flakes, or pellets.

The invention discloses spicy non-slag hotpot oil with sauce aroma and a preparation method thereof and belongs to the field of hotpot condiments. The spicy non-slag hotpot oil with the sauce aroma comprises the following raw materials: soybean oil, palm oil, beef tallow, rapeseed oil, allium fistulosum, ginger, onion, sheep's-parsley, garlic, rock candy, fennel, cinnamon, anise, cumin, clove, black pepper, radix angelicae, Chinese prickly ash, pickled ginger, two-briers pepper, a new generation of pepper, Indian pepper, a broad-bean sauce, fermented soybeans, nutmeg, neolitsea ellipsoides allen, amomum tsao-ko, salt, white granulated sugar, aginomoto, a chicken essence, concentrated pork bone soup and Chinese white spirit. The prepared hotpot oil has a thick fragrance and a sauce aroma, and is spicy, and soft and mellow in taste.

The invention discloses a method for treating household garbage, which comprises a pre-treating step, a plastic product treating step, a sand treating step and a combustible material treating step, wherein, according to the method, the household garbage is divided into five kinds of material, namely ferromagnetic material, plastic products, sands, light combustible material and kitchen waste; the five kinds of material are used for manufacturing wood-plastic boards, bricks and generating electricity by gasification and the like, respectively; the method disclosed by the invention has the advantages of simple operation, strong practicability, high automatic degree, safe and controllable use; a circular fluidized bed with relatively high gasification efficiency is used for light combustible material and kitchen waste treatment; the circular utilization degree of the household garbage such as gasified mixing gas treatment and the like except dioxin is increased; secondary pollution is avoided; and the method can be widely suitable for household garbage treatment of all scales.

A waterless toilet system with fece and urine separation, odor and vermin seal, thermal and biological disinfection, and gas ozonation includes a system of components. The feces and urine are kept separate by a ridge separating the urine bowl from the fece chute. The seat forms a temporary seal with the platform, and the lid forms a temporary seal with the seat when closed. The rest of the components are sealed to keep vermin outside and odors inside, with the exception of a gas vent hose with a screened opening. Biological disinfection is achieved with phage focused on human pathogens. Thermal disinfection of human pathogens is achieved by insulating the fece receptacle and containing metabolic heat. The air in the toilet is ozonated by electrical discharges from a hand operated device.

The present invention relates to a process for improving the tear resistance of elastic films. The process includes novel compositions comprising (a) an anionic block copolymer of mono alkenyl arenes and conjugated dienes, (b) a monoalkenyl arene polymer prepared via an anionic polymerization process and (c) a rubber softening modifier, which composition results in a surprising improvement in properties for the composition.

The invention discloses a quantitative pressure suction valve which comprises a valve body. A water inlet and a water suction outlet are formed in the two sides of the valve body, a water pressure diaphragm piece is fixed in the upper end of the valve body, and a center flow guide hole is formed in the center of the water pressure diaphragm piece. A sealing column used for blocking the center flow guide hole is pressed at the top of the water pressure diaphragm piece, a downward pressing piece used for pressing the sealing column downwards is installed in an upper cover, an air pressure diaphragm piece is installed in the lower end of the valve body, and an upward ejecting piece used for ejecting the sealing column upwards is installed at the upper end of the air pressure diaphragm piece or between the air pressure diaphragm piece and the sealing column. According to the quantitative pressure suction valve, use of multiple plastic parts such as a water tank and a floating ball is eliminated, and a large amount of material cost can be saved for enterprises and the country; no floating ball is used, and the problems of the defects of congenital air leakage, water inflow and sinking of floating balls are solved; use of a large part of rubber pipes can be reduced, and peculiar smells can be obviously reduced; the quantitative pressure suction valve can rotate by 360 degrees in all directions and do not leak water; the quantitative pressure suction valve can be suitable for various RO reverse osmosis machine types; and pollution caused by long-time contact of water and air can be eradicated.

The invention discloses an animal protein pet chew. The chew is made from animal protein materials, with different components and by a certain process. The chew is good for massaging teeth and cleaning an oral cavity, is rich in vitamin A, vitamin D, vitamin B1, vitamin B6, vitamin B12, vitamin K and concentrated minerals, has completely balanced nutrition and helps promote health of intestines of pet dogs and decrease stink of excrement. Collagen is effective in enhancing physique of dogs, enhancing immunity of the dogs, improving bone elasticity and toughness of the dogs and improving motor function of the dogs, plays an important role in keeping skin and fur of the pet dogs healthy and bright and is effective in preventing occurrence of skin diseases. The chew is suitable for dogs growing and developing in different sizes and functions in adjusting appetite. Additionally, the invention further discloses a preparation method of the chew.

The invention discloses an ultra heat treated (UHT) liquid milk packaging film of a multilayer plastic composite structure and a preparation method thereof. The UHT liquid milk packaging film comprises a co-extrusion gray film which sequentially comprises a first developing layer, a first bonding layer, a fresh-keeping separating layer, a second bonding layer, a light isolating layer and a heat seal layer, wherein the heat seal layer is a polyethylene film layer containing white masterbatch. The preparation method comprises the steps of carrying out co-extrusion and film blowing on the co-extrusion gray film based on the structure of the UHT liquid milk packaging film, and compounding the co-extrusion gray film with a printing film when a printing film is contained. In comparison with the conventional black inner layer, the UHT liquid milk packaging film ensures that peculiar smell in the liquid milk after stored for a long time can be reduced, the plastic smell is light, the special flavor of material milk is low in loss, and special flavor and mouth feeling of material milk can be kept.

The invention discloses an antibacterial plastic bag and a preparation method thereof, and relates to the technical field of plastic product manufacture. According to a formula, the antibacterial plastic bag is made of raw materials including, by weight, 100 parts of polyethylene, 0.4-0.8 part of inorganic antibacterial agents and 0.2-0.4 part of anticorrosive agents. The preparation method mainly includes the steps: uniformly mixing the inorganic antibacterial agents, the anticorrosive agents and appropriate polyethylene plastic particles, and extruding and granulating the raw materials to obtain polyethylene plastic particles with antibacterial and anticorrosive functions; uniformly mixing the polyethylene plastic particles with the antibacterial and anticorrosive functions and common polyethylene plastic particles, and blowing a film on an extruder; finally, cutting the plastic film and pressing the plastic film into plastic bags with various specifications. The antibacterial plastic bag can solve the problems that garbage placed in a plastic garbage bag is rotted and fermented, and environmental quality is affected.

The invention relates to a garbage water classification system and a garbage water classification method. The method comprises the following steps that 1, garbage in a storage module is subjected to bag breaking through a garbage feeding module and is uniformly transmitted to a subsequent processing module; 2, small particulate matters in the garbage are treated through sieving and water flushing; 3, water is filled into a separation tank by a heavy object separation module water supply pump, heavy objects naturally sink for separation, light-weight garbage suspending above the water layer overflows out of the heavy object separation tank along with water flows, and metal heavy objects are selected from settled inorganic heavy objects through a magnetic separation device; 4, light-weight garbage overflowing from the heavy object separation tank by a wind separation module is conveyed to a wind separation device through a conveying belt, and a fan blows away lighter garbage; and 5, organic matters, combustibles, plastics and the like are shorted through a manual sorting module. The water participates in the whole garbage classification system, so the system has the advantages of high efficiency, no environment pollution, good work environment, simple production line, controllability, reliability and the like in the garage classification aspect.

Disclosed is an antimicrobial composition containing an active halogen-containing component having a source of an active halogen and having an elevated pH, which is mixed with an acidic component. An acidic component is added in an amount to the active halogen-containing component to reduce the pH of the antimicrobial composition. When the pH of the active halogen-containing composition is reduced, the resulting composition has been discovered to be effective as a disinfectant and, particularly, as a sporicide. Application methods for applying the composition are also described.

The invention provides a water-saving and environmentally-friendly induction type intelligent deodorizing water-saving system of a toilet. The system is characterized by comprising a water storage part, a sprayer, a first solenoid valve, a large-opening nozzle portion, a second solenoid valve, a thermal infrared sensor, an ammonia concentration sensor, a hydrogen sulfide concentration sensor, an exhaust fan and a control portion. The first sprayer is installed on a top plate of the trench type toilet and communicated with a water storage portion through a first connecting pipe, the first solenoid valve is arranged on the first connecting pipe, the large-opening nozzle portion is mounted on the upstream side of a defecation trench of the trench type toilet and communicated with the water storage portion through the second connecting pipe, the second solenoid valve is arranged on the second connecting pipe, the thermal infrared sensor is used for detecting thermal signals of the user using the toilet, the ammonia concentration sensor is used for for detecting the ammonia concentration in the trench type toilet, the hydrogen sulfide concentration sensor is used for detecting hydrogen sulfide concentration in the trench type toilet, the exhaust fan is used for exhausting gas in the trench type toilet, and the control portion is connected with the first solenoid valve, the second solenoid valve, the ammonia concentration sensor, the thermal infrared sensor and the hydrogen sulfide concentration sensor and controls operation of the units.

The invention relates to a pig feed used for deodorizing, which comprises the following components by weight: 320-400 parts of corn, 200-300 parts of barley meal, 160-250 parts of wheat bran, 80-120 parts of lotus leaf, 50-80 parts of bagasse, 30-40 parts of rice bran, 10-20 parts of sophora flavescens powder, 10-20 parts of radix ranunculi ternate, 10-20 parts of coptis powder, 10-20 parts of licorice powder, 18-26 parts of yeast cell wall, 10-20 parts of calcium lactate, 1.5-2.5 parts of lysine, 1.5-2.5 parts of methionine, 1.5-2.5 parts of hydroxyl piperidic acid, 1.5-2.5 parts of tryptophan and 0.3-0.6 parts of cinnaldehyde. By feeding with the feed provided in the invention, generation of nitrogen, ammonia gas, volatile aliphatic compound and hydrogen sulfide can be reduced, concentration of odor in animal house can be reduced, animal house environment can be effectively improved, the raw material of the feed is cheap and easily available, thereby the feed cost can be reduced.

The invention discloses a method for breeding ecological pigs. The method includes: building a orchard around a pig farm, building a methane gas pool under the pig farm, and cleaning a ground surface of a pig house activity zone; discharging liquid dung into the methane gas pool; leading methane gas liquid into the orchard around the pig farm to water fruit trees; planting Citrus maxima trees or apple trees in the orchard; planting a medicinal material-Fritillaria cirrhosa among the Citrus maxima trees or the apple trees; mixing leaves of sweet potatoes and/or leaves of the Citrus maxima trees or the apple trees and a pig fodder to feed pigs; and numbering unit houses, and putting the pigs into the orchard to stock in turns according to the numbers. Through the ecological breeding mode of pig-methane gas-fruit tree-vegetable-pig, zero release of sewage can be achieved, the conditions of the housings can be improved, stink is reduced, mosquito breeding is reduced, occurrence of an epidemic disease of the pigs can be reduced, and the quality of pork can be improved.

The invention discloses a rodent pad layer and a preparation method of the rodent pad layer. The pad layer is respectively formed by three layers of materials including a flow guide layer, an absorption core layer and a bottom film from top to bottom through hot gluing, wherein the flow guide layer is polypropylene resin, the absorption core layer is formed by non-woven fabric and fluff pulp mixed absorption powder through laminating pressing, and the bottom film is a degradable polyethylene film. The rodent pad layer is formed by adopting the flow guide layer, the absorption core layer and the bottom film through hot gluing, has the water absorption, ammonia absorption and bacteriostatic effects, and can become a pad layer replacing the existing experiment animal pad materials through simple work procedures of shearing, press forming, sterilization and encapsulation, and in addition, the rodent pad layer has the advantages that the preparation process is simple, and the cost is low.

The invention discloses a method of utilizing a Tween emulsifier to prepare microcapsule tributyrin and belongs to the technical field of oil microencapsulation. In the method, by taking cyclodextrin,dextrin and the like obtained after tributyrin is acted on starch or maltodextrin by using enzyme as wall materials, the wall materials are embedded with Tween as an emulsifier to prepare microcapsule tributyrin powder, peculiar smell of the tributyrin is removed, the stability and the solubility of the tributyrin are improved, and the method has an important significance to wide application of the tributyrin in the aspects of livestock feeds and breeding industry.

The invention discloses a multifunctional, automatic-disinfection, self-cleaning and environmentally-friendly garbage can. The garbage can comprises a garbage can body, wherein the garbage can body isfixedly arranged on a base plate seat; the top of the garbage can body is connected with a cover through hinges; the front and rear sides of the top of the base plate seat are correspondingly provided with a first air bag and a second air bag; the right side of the garbage can body is fixedly provided with a liquid storage canister; a first air outlet pipe is connected between the first air bag and the liquid storage canister; the cover is provided with a plurality of branched air pipes; the upper end of each branched air pipe is connected with a total air pipe; the total air pipe is connected with an exhaust pipe through a hose; the right side of the top of the garbage can body is provided with a telescopic air cylinder for jacking and opening the cover; and the telescopic air cylinder is connected with the second air bag through a second air outlet pipe. The garbage can does not need manually opening and closing, can be disinfected to reduce unpleasant odor before opening, can be sterilized and disinfected through ultraviolet lamps after garbage is put into, has the good self-cleaning effect, reduces the surrounding bacteria generation, and is benefit for popularization and application.

The invention belongs to the technical field of mixtures mixed with one or more fertilizer efficiency components, and discloses an animal and plant mixed fermented organic fertilizer, which comprisesthe following raw materials: animal leftovers, bran, wood flour, plant ash, polyanionic cellulose, a compound microbial agent and water. The preparation method comprises the following steps: removingimpurities from animal leftovers, cleaning, and uniformly mixing with bran, wood flour, plant ash, polyanionic cellulose and a microbial agent to form a mixed material; dividing water into two parts,putting one part and the mixed material into a fermentation device together, and fermenting in the fermentation device; adding the other part of water into the fermentation device, adding zeolite forcontinuous fermentation, and stirring while fermenting; stopping stirring the materials, and performing standing on the materials; and filtering the fermented product, disinfecting the prepared filtrate, sterilizing, and packaging to obtain the finished product. The problem that in the prior art, much odor is generated in the organic fertilizer fermentation stage is solved.

The invention relates to the technical field of complex microbial agents for treating high ammonia nitrogen wastewater, and discloses a complex microbial agent used for treating high ammonia nitrogenwastewater and a preparation method thereof. Compound microbial digestive bacteria liquid in a step (c),compound microbial adsorption bacteria liquid in a step (e) and curing cross-linked adsorption particles in a step (g) are mixed according to a volume ratio being 3-5: 3-5: 2-4 so as to obtain the complex microbial agent, so that the growth of harmful microorganisms can be inhibited, the COD andammonia nitrogen content in wastewater can be effectively reduced, the removal rate is obviously superior to single strains, self-purification functions of water can be enhanced, and the decomposition of organic matters in the water can be accelerated; significant water purification effects can be achieved; the decomposition ability on ammonia nitrogen and stability of the complex microbial agentcan be significantly enhanced; dominant bacterial communities can be formed in wastewater; and short treatment time can be realized, and the ammonia nitrogen indexes in wastewater can be rapidly reduced.

A method for reducing odor arising from surfaces coated with latex paints. The method comprises combining in a latex paint: (i) at least one stabilizer; (ii) at least isothiazolone one biocide comprising 2-methyl-4-isothiazolin-3-one or 2-n-octyl-4-isothiazolin-3-one; and (iii) at least one thickener comprising a polyurethane, hydroxyethyl cellulose, carboxymethyl cellulose, an alkali soluble emulsion polymer, a hydrophobically modified alkali soluble emulsion polymer or a hydrophobically modified hydroxyethyl cellulose.

The invention discloses a multifunctional environment-friendly garbage can which comprises a base and an inner cylinder. The inner cylinder is fixed in the base. Four angles in the upper surface of the base are respectively provided with supporting rods. Each supporting rod is provided with a water collector. Each water collector directly facing the bottom of the inner cylinder is provided with a firefighting spray system. Two sides of each water collector are provided with anti-overflow drain pipes. The top of each water collector is in an opening structure. The upper end of each opening is provided with a filter screen. A groove is formed between the inner wall and the outer wall of the opening end of each water collector. The multifunctional environment-friendly garbage can has the advantages that each water collector directly facing the bottom of the inner cylinder is provided with the firefighting spray system, the rainwater collected by the water collectors can be used for putting out the fire occurs in the garbage can, the groove which is formed between the inner wall and the outer wall of the opening end of each water collector can be used for being planted with some flowers and plants so that the problem of single function of the garbage can is solved.

The invention discloses a feed biological mold removing agent and a preparation method thereof, and belongs to the technical field of agricultural feed additives. The biological mold removing agent isprepared from the following raw materials in parts by weight: 80-100 parts of eucommia ulmoides, 80-100 parts of ligustrum lucidum, 200-240 parts of astragalus membranaceus, 40-60 parts of licorice roots, 50-80 parts of bacillus subtilis, 30-65 parts of saccharomyces cerevisiae, 20-55 parts of enterococcus faecalis, 10-20 parts of zeolite powder, 300-450 parts of saccharomyces cerevisiae cell walls, 50-100 parts of glucose oxidase and 200-300 parts of high-purity nano-montmorillonite. The feed additive is easy to prepare and low in use cost, and can achieve the aims of effectively degrading mycotoxin, improving the health of animal bodies, increasing productivity performance of animals, and enhancing culture benefits.

The invention discloses a beer-flavor strawberry malt beverage which is characterized by comprising strawberry juice, amino acids and myrcene which inhibits beer-sourced foul smell, wherein the amino acids are used for adjusting the tart flavor of the beer-flavor strawberry malt beverage and are selected from two of glutamic acid, alanine and glycine.

The present invention discloses a method for pretreatment of landfill leachate through combination of organic bentonite and TiO2. The method comprises the following steps: putting organic bentonite and TiO2 into the landfill leachate with a pH value of 4.0 to 6.0 for reaction, wherein the dosage of the organic bentonite is 2g / L ~ 10g / L, and the dosage of TiO2 is 0.5g / L ~ 5g / L; providing an ultraviolet light source to the reaction mixture and performing aeration; after the reaction is completed, precipitating obtained reaction products and obtaining a supernatant liquid and sediment, wherein the resulting supernatant liquid is pretreated leachate. The method is simple, good in treatment effect, high in efficiency, low in cost and less in pollution.

The invention discloses a livestock and poultry manure stirring fermenting device capable of reducing peculiar smell. The livestock and poultry manure stirring fermenting device capable of reducing peculiar smell comprises a material storing tank and a stirring tank; the stirring tank is arranged on the top of the material storing tank; a gas outlet screen cylinder is arranged on a transverse shaft in the middle part of the stirring tank; the external side of the gas outlet screen cylinder is provided with a plurality stirring rods; a plurality of stirring blades are arranged on the transverseshaft on the left side and the right side of the gas outlet screen cylinder; the left end of the transverse shaft is connected with a gas inlet pipe through a rotating joint, and the other end of thegas inlet pipe is connected with an air blower; a wind inducing hopper and a filtering tank are arranged o the right side of the stirring tank; in the internal side of the wind inducing hopper, fan blades are arranged on the transverse shaft; a plurality of branched gas pipes are arranged on the top of the stirring tank; the upper end of each branched gas pipe is communicated with a gas exhaust pipe, and the other end of the gas exhaust pipe is designed to stretch into the lower part of the internal side of the filtering tank. The livestock and poultry manure stirring fermenting device can beused for manure processing with less peculiar smell, is capable of avoiding environment pollution, and is widely used for processing of animal manure in culturing farms, and processing of human manure and organic matters in city and town dumping ground.

The invention discloses a deodorant energy-saving trash can. A can body is included, and the upper side wall of the can body is rotationally connected with a cover plate; magnetic attracting strips attracted mutually are embedded in the lower side wall of the cover plate and the upper side wall of the can body; a photovoltaic plate is installed on the cover plate, and a storage battery connected with the photovoltaic plate through a photovoltaic converter is further installed on the cover plate; and a liquid storing pipe and an ultraviolet lamp are installed on the lower side wall of the coverplate. The deodorant energy-saving trash can has the beneficial effects that solar energy is collected, and energy consumption is reduced; when trash in the trash can is fermented and generates heatand generates bad smell, a moving rod is driven to move due to expanding of an expanding medium, and connection between the ultraviolet lamp and the storage battery is completed; due to work of the ultraviolet lamp, sterilizing is performed in the can and foul gas is pyrolyzed, and the bad smell is reduced; and meanwhile, when the cover plate is opened, extracting type movement is achieved, so that part of the bad smell enters a U-shaped pipe and is adsorbed and eliminated through active carbon, and it is prevented that the bad smell overflows.

An absorbent article comprises a topsheet, a backsheet, an absorbent core disposed between the topsheet and backsheet, and a cyclodextrin complex comprising cyclodextrin and at least three components complexed with the cyclodextrin. The absorbent article has a Total Headspace Area at Time 0 Minutes of no greater than about 0.50×10⁸, a Total Headspace Area at Time 30 Minutes of at least about 1.00×10⁸, and a Total Headspace Area at Time 240 Minutes of at least about 2.70×10⁸, as measured by the Headspace Test Method.