38results about How to "Good dealdehyde effect" patented technology

The invention discloses a geothermal type formaldehyde-removing solid wood composite floor and manufacturing method thereof and aims to increase the formaldehyde removing effect of the composite floor. The composite floor comprises floor base material. Rabbets are formed in four sections of the floor base material. The floor base material sequentially comprises a filling layer, a paint-preventing layer, a primer layer and a finishing coat layer from bottom to top. A waterproof layer is disposed at the bottom of the floor base material. The composite floor is characterized in that the finishing coat layer sequentially comprises a wear-resistant finish coating layer, a scratch-resistant finishing coat layer and a formaldehyde-removing finishing coat layer from the bottom to top. Common environment-friendly UV coatings are used on the wear-resistant finish coating layer and the scratch-resistant finishing coat layer. The geothermal type formaldehyde-removing solid wood composite floor conforms to national standards, and product quality is increased greatly.

The invention discloses a composition for removing aldehydes and removing peculiar smell. The composition comprises the following components in percentage by weight: 0.5 to 2 percent of alcohol amine,0.5 to 5 percent of a deodorant, 0.1 to 5 percent of a surfactant, 0.01 to 2 percent of an anti-corrosion bacteriostatic agent and the balance of water. Acording to the invention, the alcohol amine compounds have properties of removing aldehyde and removing organic acid, in particular, compared with the single compound, the two alcohol amine compounds after mixing have a better aldehyde removingeffect. The composition provided by the invention can perform chemical reaction with the aldehyde without illumination and is non-toxic and harmless, and the reaction product does not cause secondarypollution. After the composition is sprayed, one layer of effective film is formed on the surface of solid, the film has low probability of dropping, and is not absorbed by a human body, and the aldehydes and gases with peculiar smell can be removed continuously and effectively.

The invention provides an environment-friendly efficient photocatalyst formaldehyde scavenger. The contained components have non-toxic and environment-friendly effects, formaldehyde can be efficiently scavenged, the application range is wide, and the defects in the prior art are solved. The invention specifically provides the environment-friendly efficient photocatalyst formaldehyde scavenger which is prepared from the following components by weight percent: 5-15% of a silk fibroin peptide-based surfactant, 5-10% of a formaldehyde scavenger, 1-8% of a photocatalyst, 0.1-0.5% of nano silver colloids and the balance being pure water. The invention further provides a preparation method of the environment-friendly efficient photocatalyst formaldehyde scavenger.

The heteropoly acid catalyzed process to eliminate micro aldehyde group from 1, 3-propylene glycol includes: adding heteropoly acid, salt of heteropoly acid or solid carried heteropoly acid catalyst into 1, 3-propylene glycol solution, obtained through dewatering 3-hydroxy propanal hydrogenating product and certain amount of aldehyde group, to eliminate aldehyde group; and decompression rectifying 1, 3-propylene glycol solution after eliminating aldehyde group to obtain 1, 3-propylene glycol product with purity higher than 99.6 % and aldehyde content lower than 10 ppm and meeting the requirement as polyester PTT producing material.

The invention discloses an aldehyde removing, antibacterial and negative ion integrated ultraviolet light curable coating material and a preparation process thereof, wherein the aldehyde removing, antibacterial and negative ion integrated ultraviolet light curable coating material comprises, by mass, 20-30% of a special acrylic resin, 20-30% of a polyurethane acrylate, 20-30% of dipropylene glycol diacrylate, 3-8% of trimethylolpropane triacrylate, 5-8% of an organic aldehyde removing aid, 2-5% of an inorganic aldehyde removing aid, 1-3% of an antibacterial aid, 5-8% of a negative ion ionizer, 3-5% of a photoinitiator, 1-3% of a coating material aid, and 5-10% of a filler. According to the present invention, the aldehyde removing, antibacterial and negative ion integrated ultraviolet light curable coating material integrates the three effects of aldehyde removing, antibacterial effect and negative ion releasing, has advantages of environmental protection, high efficiency, high hardness, good wear resistance and good scratch resistance, and further has the aldehyde removing, antibacterial and negative ion releasing integrated synergistic air purifying function.

A production method for a microorganism metabolite organic formaldehyde removing agent comprises the steps that streptococcus thermophilus, candida utilis and lactobacillus plantarum are inoculated into an aerobic culture medium and an anaerobic culture medium to carry out fermentation respectively; when the cell concentration of all the fermentation solutions reaches 106 / ml, the aerobic culture bacterium solution, the anaerobic culture bacterium solution and a mixed culture medium are mixed at the proportion of 1:1:3, the mixture is poured into a fermentation bucket to carry out anaerobic fermentation for 20 days, and fermentation is ended when the pH value reaches around 7; fermentation metabolites are separated through a membrane separation technology, viable organism thalli are filtered out, and thus filter liquor containing the fermentation metabolites is obtained. According to the production method, three kinds of beneficial strains are screened according to the microecology principle, and reasonably matched and combined into multiple microorganisms for fermentation, and damage to the structure of the metabolites by high-temperature treatment is avoided through the combined fermentation technology and the membrane separation technology; meanwhile, the metabolism solution without the viable organisms has the good effects of formaldehyde removing, dust collecting, sterilizing and indoor air refreshing, and the product performance is more stable.

The invention relates to a formaldehyde absorbing agent containing ternary copper-doped nano titanium dioxide and a preparation method of the formaldehyde absorbing agent. The formaldehyde absorbing agent is prepared from the ternary copper-doped nano titanium dioxide, a nano active silver solution and water, wherein the mass percent of the ternary copper-doped nano titanium dioxide is 1-10%, and the mass percent of the silver is 0.001-0.1%. The preparation method comprises the following steps: the ternary copper-doped nano titanium dioxide powder is dispersed in partial water, the nano active silver solution is added, the remained water is supplemented, and therefore a water agent is obtained. The formaldehyde absorbing agent containing the ternary copper-doped nano titanium dioxide has extremely-high sterilization and formaldehyde removing functions, does not have special demands on luminous energy or light intensity, and the formaldehyde removing rate reaches 89.5% within 24 hours; the absorbing agent does not have corrosivity, is mild in handfeeling and does not hurt material surfaces; the absorbing agent is widely applicable to factory and home space formaldehyde removal, and has no residues or secondary pollution; the absorbing agent is easy to store, and has good stability; and the preparation method of the absorbing agent is simple, easy to operate, and suitable for large-scale production.

An activated carbon fibre for removing aldehyde-contained gas is prepared from the ordinary activated carbon fibres through drying at 100-150 deg.C, impregnating in the solution of amino group containing hydrophilic organic compound for 0.5-24 hr, drying in air and drying at 100-150 deg.C. Its advantages are high effect and no pollution.

A form-aldehyde removing agent is proportionally prepared from water, 2-amino-2-ethyl-1-3-propanediol, Na2S2O3, Na2So3, pvA-1788, water-soluble edible essence, photocatalyst and assistant.

The invention belongs to the field of coatings, and relates to a water-based environment-friendly coating capable of removing formaldehyde. For each 100 parts of coating, the coating comprises 10 to 50 parts of a formaldehyde-removing water-based polyurethane emulsion; 10-30 parts of water-based acrylic resin, 5-8 parts of titanium dioxide, 3-5 parts of talcum powder, 0.1-0.5 part of a dispersingagent, 2-5 parts of a coalescing agent, 0.1-1 part of a rheological agent, 0.1-0.3 part of a defoaming agent, 0.1-1 part of a thickening agent, 0.1-0.5 part of a preservative, 0.5-2 parts of a silanecoupling agent and the balance being deionized water. The water-based coating has the beneficial effects that the main component of the formaldehyde-removing water-based coating is the formaldehyde-removing water-based polyurethane emulsion, and active groups capable of reacting with formaldehyde are introduced into the water-based polyurethane resin through chemical reactions. Meanwhile, due to the addition of a neutralizer, the polymer emulsion is weakly alkaline, so that active groups of imidazole derivatives can efficiently react with formaldehyde, and the generation of formaldehyde can beinhibited in the whole reaction process.

The invention relates to the field of furniture factory furniture formaldehyde removal devices, in particular to a formaldehyde removal device facilitating chip removal. The formaldehyde removal device comprises a base, a damping structure, a stamping structure, a take-up structure, a limiting structure and a processing structure; the stamping structure is installed on the base, the interior of acontainer containing a formaldehyde removal agent can be continuously pressurized through a labor-saving treading action of a lever, and the formaldehyde removal agent can be finally sprayed out in amist shape, so that the labor-saving effect can be achieved, the formaldehyde removal effect can be better, gas can be extruded into another container, it can be guaranteed that final gas is sprayed out at high pressure, wood chips and dust accumulated on the surface of furniture can be removed in time, and subsequent formaldehyde removal work can be better conducted; and through the installationof the take-up structure, a pipeline can be wound and stored, not only can the pipeline be conveniently drawn to carry out ash removal and formaldehyde removal work on the large-area furniture, but also the pipeline can be automatically wound and stored after the work is finished.

The invention discloses a special laundry detergent with the functions of removing bacteria and formaldehyde for infants. The special laundry detergent is prepared from the following raw materials in percentage by mass: 9 to 12 percent of traditional Chinese medicinal extracting solution, 3 to 5 percent of titanium dioxide / activated carbon / nanosilver composite particle, 5 to 7 percent of fatty alcohol-polyoxyethylene ether-9, 10 to 15 percent of 70 weight percent fatty acid methyl ester sulfonate, 5 to 7 percent of 50 weight percent alkyl glycoside, 3 to 5 percent of 30 weight percent potash soap, 7 to 9 percent of 30 weight percent cocamidopropyl betaine, 0.3 to 0.5 percent of diethylenetriamine pentacarboxylic acid salt, 0.6 to 0.8 percent of chamomile essential oil and the balance of deionized water; the traditional Chinese medicinal extracting solution contains effective components of folium isatidis. The product is mild and irritation-free in formula, and can realize a better cleaning effect and effects of sterilizing and removing formaldehyde, so that the health is better protected.

The invention provides a novel nano-composite environment-friendly material for removing formaldehyde peculiar smell, and belongs to the technical field of environmental protection materials, wherein the material comprises the following raw materials in parts by weight: 5-10 parts of titanium dioxide, 10-20 parts of nano silver, 2-6 parts of a thickener, 4-10 parts of sodium percarbonate, 50-80 parts of deionized water, 70-90 parts of activated carbon, 10-20 parts of activated alumina powder, and 15-30 parts of an amino acid mixed solution. The novel material provided by the invention can improve the absorption effect of the activated carbon on formaldehyde, has good absorption rate and absorption efficiency on formaldehyde, has the advantages of low cost, easily available materials and good formaldehyde removal effect, and is suitable for popularization and application.

The invention discloses adsorption and decomposition integrated formaldehyde removal equipment. The equipment comprises a machine shell, and an axial flow fan is installed on the outer side wall of the machine shell. An air inlet corresponding to the axial flow fan in position is formed in the side wall of the machine shell. A liquid storage box and a control piece are fixedly placed on the innerbottom wall of the machine shell. Electrolyte and two electrodes electrically connected with the control piece are contained in the liquid storage box. An outer cylinder is embedded in the top wall ofthe liquid storage box, a liquid inlet is formed in the bottom of the outer cylinder, an inner net cylinder is rotationally installed in the outer cylinder in a sealed mode, circular plates are fixedly installed at the two ends of the inner net cylinder in a sealed mode, and a linkage mechanism is arranged on one circular plate. Formaldehyde in air can be uninterruptedly transferred into a film layer, then formaldehyde is transferred into the electrolyte from the film layer to be decomposed, meanwhile, the purposes of adsorbing formaldehyde and decomposing formaldehyde are achieved, energy consumption of equipment is low, the use cost is low, and the purpose of efficiently removing formaldehyde can be achieved on the premise that the specification of an electrolytic tank is not enlarged.

The invention belongs to the technical field of air purification, and particularly relates to a preparation method and a generating device of an air aldehyde and odor removing spray liquid. The generating device comprises a shell, wherein a liquid storage area, a mixing area and a spraying area are sequentially arranged in the shell from left to right; the liquid storage area comprises a first component chamber, a second component chamber, a third component chamber and a dry ice chamber which are sequentially arranged from top to bottom; the mixing area comprises an ultrasonic spray pipe, a liquid spray pipe and an ultrasonic generator; by arrangement of the first component chamber and the second component chamber which are communicated with each other, a first component and a second component can be easily adjust to be mixed first; the ultrasonic spray pipe and the liquid spray pipe which are connected with the second component chamber and the third component chamber respectively arearranged by controlling the adding proportion through a visual window; and a dry ice storage interlayer is arranged at the same time, so that the three components can be fully and uniformly mixed under a weak alkaline condition under the action of an air pump to prepare new air aldehyde and odor removing spray liquid. The air aldehyde and odor removing spray liquid is prepared when needed, has a good aldehyde removal effect, is low in use concentration and causes no harm to human bodies.

The invention provides a formaldehyde removal agent, and relates to the field of air purification. The formaldehyde removal agent disclosed by the invention adopts a composite formula and contains various effective formaldehyde removal components, such as a biological decomposition enzyme, an organic matter A and a photocatalyst, wherein the organic matter A is organic acid or organic alkali. The formaldehyde removal agent not only can be used in a spray form, but also can be loaded on a nano material, filter cloth or filter paper and other formed objects so as to be used, has better stability, and is convenient to store and use; the formaldehyde removal agent has a good aldehyde removal effect even in a closed space or a space with weak light; the formaldehyde removal agent can quickly, efficiently and irreversibly remove aldehyde harmful gases harmful to human bodies in a living space at room temperature through reasonable adjustment of the raw materials and the ratio and the synergistic effect of the effective components, does not cause secondary pollution, and has the advantages of environmental protection and no toxicity.

The invention discloses an inorganic formaldehyde-removing fireproof water-based paint, which is prepared from the following ingredients in parts by weight: 62 to 75 parts of water-based epoxy modified acrylic resin, 6 to 18 parts of inorganic formaldehyde-removing modifiers, 5 to 10 parts of flame retardants, 0.1 to 0.5 part of wetting dispersants, 0.1 to 0.3 part of coalescing agents, 0.05 to 0.2 part of antifoaming agents and 15 to 30 parts of deionized water. The water-based epoxy modified acrylic resin used in the invention is green and environment-friendly, after the flame retardant, the inorganic formaldehyde removal modifier and various auxiliaries are added, the paint not only is environment-friendly, but also has relatively strong flame retardance, weather resistance and adhesive force, in addition, harmful gases such as formaldehyde emitted by other materials can be removed, and therefore, the paint has a good formaldehyde removing effect.

The invention discloses a material for catalytically decomposing formaldehyde and ammonia gas and a formaldehyde removal and deodorization purifier prepared from the material. The purifier comprises apurifier carrier and a formaldehyde and ammonia gas catalytic decomposition material arranged in the carrier, and the formaldehyde and ammonia gas catalytic decomposition material is prepared from the following raw materials: high-porosity manganese oxide fiber microspheres, an adhesive, clay, deionized water and functional powder for removing formaldehyde; the preparation method of the high-void-ratio manganese oxide fiber microspheres comprises the following steps: twisting and gathering manganese oxide fiber membranes with the width of 1.5 m and disorderly distributed internal fibers to form manganese oxide fiber bundles, cutting off, and extruding to form nano fiber microspheres with a porous structure, thereby providing more active sites for catalytic decomposition of formaldehyde; according to the prepared catalytic decomposition agent, manganese oxide serves as a carrier, manganese oxide is loaded, the formaldehyde decomposition effect is improved, rapid adsorption and decomposition of formaldehyde molecules can be achieved under the condition that energy such as photoelectricity is not needed, the purification efficiency is high, the effect is good and secondary pollutionis avoided.

The invention discloses a preparation method of process feed liquid formaldehyde removal resin, and relates to the field of resin, and the preparation method of the process feed liquid formaldehyde removal resin comprises the following steps: S1, preparing 20 parts of pentaerythritol, 4 parts of ricinoleic acid, 6 parts of isopropyl ester, 10 parts of ethanol, 10 parts of maleic anhydride, 2 parts of gelatin, 25 parts of xylene, 1 tank of nitrogen and 1 part of an anti-aging agent; and S2, enabling the ricinoleic acid, maleic anhydride, phthalic anhydride, gelatin and pentaerythritol to react, introducing nitrogen during reaction, controlling the reaction temperature to be 150-250 DEG C and the reaction time to be 5 h, and obtaining crude alkyd resin. The formaldehyde removal resin for the process feed liquid has high formaldehyde removal capacity and good economic effect on the process feed liquid, and compared with commercially available common similar products, the formaldehyde removal resin for the process feed liquid has similar mass / volume exchange capacity, but is low in price and has excellent economic effect; and in the field of process feed liquid processing, the regenerated mass / volume exchange capacity performance of the process feed liquid formaldehyde removal resin is relatively high in preservation degree.

The invention discloses a preparation process of mesoporous activated carbon with phosphorus-rich and nitrogen-rich functional groups that can efficiently remove low-concentration formaldehyde in the air at room temperature. The surface bridging of the pore surface is modified, including mesoporous activated carbon surface pretreatment, mesoporous activated carbon surface alkali treatment, pore surface immobilization of phosphorus-rich functional groups, and pore surface bridging of nitrogen-rich functional groups to obtain the desired product. The modified activated carbon prepared by the preparation process of the present invention has a formaldehyde concentration as low as 1 mg / m 3 When, the removal rate can reach 100%, and can last for a long time.

The invention discloses a macromolecular environment-friendly formaldehyde removal spray and a preparation method thereof, and relates to the technical field of air purifying agents. The formaldehyderemoval spray is prepared from the following raw materials in percentage by mass: 10 to 50 percent of water-based polymer emulsion with the mass concentration of 30 to 40 percent, 0.1 to 2.0 percent of a dispersing agent, 0.1 to 1.0 percent of a thickening agent, 1.0 to 10 percent of a plant extracting solution with the mass concentration of 30 to 50 percent and the balance of deionized water, thepreparation method comprises the step of uniformly mixing the raw material components to obtain the formaldehyde-removing spray. The formaldehyde removal spray formed by combining the water-based polymer emulsion and the plant extracting solution as main components has the advantages of no secondary chemical pollution, safety, reliability and excellent formaldehyde removal effect.

The invention discloses oxidation-resistant low-odor interior trim leather of a car. The oxidation-resistant low-odor interior trim leather of the car comprises a leather blank layer, wherein a sealing lining is arranged on a flesh side of the leather blank layer; a bottom pulp layer coats a leather side of the leather blank layer; a coloring layer is arranged on the bottom pulp layer; a top pulp layer coats the coloring layer in a rolling manner; and an embossing layer is arranged between the bottom pulp layer and the coloring layer. The sealing lining is arranged on the flesh side of the leather blank layer, contains FAR aldehydes capture agents, is good in aldehyde removing effect, and can meet requirements of carbonylation synthesis of acetic anhydride by methyl acetate, and the purpose of obviously reducing contents of acetaldehyde and formaldehyde is achieved obviously. Toughness of leather fibers is high; the oxidation-resistant low-odor interior trim leather of the car has a special mechanical property advantage, is obvious in anti-oxidation effect and has a proper low-smell technology; harmful substances are controlled severely; and safety of a user is guaranteed sufficiently.

The invention provides an environment-friendly efficient photocatalyst formaldehyde scavenger. The contained components have non-toxic and environment-friendly effects, formaldehyde can be efficiently scavenged, the application range is wide, and the defects in the prior art are solved. The invention specifically provides the environment-friendly efficient photocatalyst formaldehyde scavenger which is prepared from the following components by weight percent: 5-15% of a silk fibroin peptide-based surfactant, 5-10% of a formaldehyde scavenger, 1-8% of a photocatalyst, 0.1-0.5% of nano silver colloids and the balance being pure water. The invention further provides a preparation method of the environment-friendly efficient photocatalyst formaldehyde scavenger.

The invention discloses high-adsorption nano purification stone based on the PROX-NM-DCC technology. The nano purification stone comprises black particles and white particles, the black particles aremade of high-quality nano-mineral crystals, and the nano-mineral crystals have nanoscale pores. The high-adsorption nano purification stone has the advantages that the high-adsorption nano purification stone based on the PROX-NM-DCC technology is formed by compounding a plurality of adsorbing raw materials such as diatom mud and sepiolite, and has rich nanoscale pores inside, wherein the pore diameter is 0.27-0.98nm, the specific surface area is large, and the adsorption amount is high; due to the weak electric property, the nano purification stone can preferentially and strongly adsorb formaldehyde, benzene, methylbenzene, xylene, TVOC and other pollutant gases; added photocatalyst components can decompose adsorbed pollutants into harmless gases, so that the nano purification stone can bereused for more than three years, harmful substances such as the formaldehyde can be quickly oxidized and decomposed into water, and negative oxygen ions are released, so that the aldehyde removal effect is better, and the treatment speed is higher; purification factors are added into the white particles, the PROX-NM-DCC technology is applied to catalyze the white particles, and the aldehyde removal efficiency is improved by ten times.

The invention provides guanidine salt modified activated carbon for removing aldehyde. The guanidine salt modified activated carbon meets the following indexes: (1) before guanidine salt modification,the initial CTC value of the activated carbon is more than 60; and (2) after guanidine salt modification, the pore volume retention rate of the activated carbon is between 22% and 85%. The inventionalso provides a preparation method of the guanidine salt modified activated carbon, a composite filter screen comprising the guanidine salt modified activated carbon and an air purification device comprising the composite filter screen. By utilizing the guanidine salt modified activated carbon and the composite filter screen comprising the guanidine salt modified activated carbon, aldehyde substances, especially formaldehyde in air, can be efficiently removed (the F-CADR value of the composite filter screen per square meter is 200m < 3 > / h or above).

The application discloses formaldehyde trap spray and a preparation method thereof. The formaldehyde trap spray comprises, by weight, 30-50 parts of aloe extract, 30-50 parts of sweet potato leaf extract, 0.05-0.1 part of a hydrolyzing agent, 10-20 parts of a dispersant, and 100-120 parts of deionized water. The application also provides the preparation method of the formaldehyde trap spray. The technical problem is solved herein that an existing formaldehyde purifying method has low purifying efficiency, is severely affected by environment and easily causes secondary pollution.