7191 results about "Mildew" patented technology

An improved acoustically and thermally insulating fire-retardant composite material suitable for use in structures such as buildings, appliances, and the interior passenger compartments and exterior components of automotive vehicles is provided. The material is comprised of at least one airlaid fibrous layer of controlled density and composition and incorporating suitable binding agents and additives as needed to meet expectations for noise abatement, fire-retardancy, and mildew resistance. Separately, an airlaid structure which provides a reduced, controlled airflow therethrough useful for acoustic insulation is provided, and which includes a woven or nonwoven scrim. A process for the production of the fire retardant nonwoven material is also provided.

A building article incorporating a biocidal agent, such as copper oxine, that inhibits the growth of mold, fungi, algae, mildew, bacteria, lichen, and other undesirable biological growth is provided. The biocidal agent can be a biocide, fungicide, germicide, insecticide, mildewcide, or the like. The biocidal agent can be interspersed throughout the matrix of the article; applied as a surface treatment to the article; or applied as a treatment to the fibers reinforcing the article. The building article can include tile backer boards, decks, soffits, trims, decking, fencing, roofing, cladding, sheathing, and other products. The building article can also include a variety of different composite materials such as cement, gypsum, wood, and wood / polymer composites.

An improved acoustically and thermally insulating fire-retardant composite material suitable for use in structures such as buildings, appliances, and the interior passenger compartments and exterior components of automotive vehicles is provided. The material is comprised of at least one airlaid fibrous layer of controlled density and composition and incorporating suitable binding agents and additives as needed to meet expectations for noise abatement, fire-retardancy, and mildew resistance. Separately, an airlaid structure which provides a reduced, controlled airflow therethrough useful for acoustic insulation is provided, and which includes a woven or nonwoven scrim. A process for the production of the fire retardant nonwoven material is also provided.

A method and system for identifying harmful airborne biota, particularly insects, and including plant material, such as mold spores and pollen, and flying insects and birds and either killing ordisabling the harmful airborne biota is disclosed. Lasers, radar, and other types of radiation may be used to illuminate at least a perimeter around assets to be protected, with radiation returns detected and applied to a pattern classifier to determine whether the detected insects of interests are harmful, benign or beneficial. In the event the insects are determined to be harmful, a variety of measures responsive to the radiation returns may be taken to eliminate the harmful insects, these measures including firing pulses of beamed energy or radiation of a sufficient intensity to at least incapacitate them, or mechanical measures such as controlled drone aircraft to track and kill the pests.

An improved acoustically and thermally insulating fire-retardant composite material suitable for use in structures such as buildings, appliances, and the interior passenger compartments and exterior components of automotive vehicles is provided. The material is comprised of at least one airlaid fibrous layer of controlled density and composition and incorporating suitable binding agents and additives as needed to meet expectations for noise abatement, fire-retardancy, and mildew resistance. Separately, an airlaid structure which provides a reduced, controlled airflow therethrough useful for acoustic insulation is provided, and which includes a woven or nonwoven scrim. A process for the production of the fire retardant nonwoven material is also provided.

The present invention relates to a humidity-regulating, odor-removing, antibacterial and mould-proof wallpaper, which can effectively regulate the air humidity, absorb the polluting gases in the air and inhibit the reproduction of bacteria and mould. The wallpaper is produced by the drying, cooling and embossing of a basal paper and pasty material coated on the basal paper. According to weight percentages, the pasty material is made from 20 percent to 60 percent of PVC, 25 percent to 50 percent of filling, 5 percent to 15 percent of titanium pigment, 3 percent to 5 percent of the mixture of nano-ZnO and nano-TiO2, 1.5 percent to 3.5 percent of mould inhibitor, 1.5 percent to 3.5 percent of plasticiser, 0.5 percent to 2.5 percent of viscosity depressant, 1.5 percent to 2.5 percent of stabilizer and 0.5 percent to 1.0 percent of bisphenol A. Firstly, the PVC is made into paste and then uniformly mixed with the bisphenol A and the plasticiser; secondly, after being uniformly mixed with the filling, the paste is uniformly mixed with the titanium pigment, the nano-ZnO, the nano-TiO2 and the mould inhibitor and then the stabilizer; and finally, the viscosity depressant is added to regulate the viscosity of the paste in order to obtain the pasty material, which is then coated on the basal paper. The wallpaper has the advantages of no toxicity, no offensive odor, environment-friendliness, long service life, waterproofness and no deformation.

Polymeric compositions that include polyurethane polymers derived from a polyisocyanate compound and a polyactive hydrogen compound. The polyurethane compound is at least partially endcapped with a group including at least one antimicrobial quaternary ammonium compound. The polymeric composition of the present invention is capable of forming a self-supporting film. The polymeric compositions are suitable for coating substrates to effectively kill or prevent the growth of microorganisms such as bacteria, mold, mildew, algae fungi and the like. The polymeric compositions are particularly useful for protecting construction materials used in moist, outdoor environments to prevent discoloration or decay from microorganisms and for surfaces in health care facilities to mitigate the spread of pathogens.

The invention provides storage mildew-proof and moth-proof packaging hemp cloth and a preparation method thereof. The hemp cloth comprises green harmless storage protective agent and is prepared by taking common packaging hemp cloth as a material and adding 0.01-10wt% of storage protective agent. The preparation method comprises the following steps of: dissolving the storage protective agent in a solvent to prepare a solution, then impregnating the hemp cloth in the protective agent solution, removing the solution after the hemp cloth sufficiently absorbs the solution, and drying; or dissolving the storage protective agent in the solvent, then uniformly spraying the protective agent solution on the hemp cloth and drying the hemp cloth after the hemp cloth sufficiently absorbs the protective agent solution to prepare the storage mildew-proof and moth-proof packaging hemp cloth. The storage hemp cloth is used for packaging tobaccos or crops, can realize the whole process dynamic and real-time protection of the tobaccos, the crops and the like in purchase, transport and storage processes, protect products from mildew and moths, effectively prevent the mildew and the moths from spreading between bags and prevent the tobaccos, the crops and the like which are soaked by rain water from mildewing. Besides, the invention has an important function for reducing environment pollution and hidden safety danger which are caused by common technologies.

The invention relates to a packaging box, in particular to a bamboo shoot clothing packaging box which is formed by adopting bamboo shoot clothing (commonly called bamboo shoot shells, bamboo shells and indocalamus shells) made of moso bamboos (phyllostachys pubescens), phyllostachys parvifolia, dendrocalamus latiflorus, phyllostachys praecox, fargesia utilis, overlord bamboos and the like as raw materials (give priority to the moso bamboos) and processing through the processes of raw material purchasing and storage, rinsing, harmless treatment (insect control, mildew prevention, fiber softening, color development and mercerization), washing, drying, flattening, cutting, gluing (glue spraying or blanching and gluing), collage (blanching and collage), polishing, laser printing, inspecting, warehousing and the like. The bamboo shoot clothing packaging box has the main characteristics of moisture absorption and mildew prevention, insect control and corrosion resistance, stain repellence and scale prevention, is an ideal preferred package of tea leaves, tobaccos, food, instruments, jewelry and other products and has very extensive purpose; meanwhile, the bamboo shoot clothing packaging box is fashionable and attractive in appearance, realizes low carbon and environmental protection, is durable and fully embodies the change of wastes into valuables; moreover, a new high-quality laying and decoration material and a processing technology can be provided for the packaging industry in China.

The invention provides an automatic indoor humidity adjusting coating, which comprises the following components in parts by weight: 15-40 parts of emulsion, 0-5 parts of inorganic filming substance, 0.4-1 part of coupling agent, 2-5 parts of propylene glycol, 0.2-0.5 part of dispersing agent, 0.3-0.8 part of anti-foaming agent, 15-20 parts of pigment and filler, 5-10 parts of photo-catalytic powder, 5-20 parts of humidity adjusting material and 0.5-1 part of flatting agent. Any artificial energy is not required to be consumed; the indoor air humidity can be automatically adjusted; chemical reaction can be performed on reactant of visible light by using the photo-catalytic powder, so that surrounding oxygen and water molecules are excited into OH- and O- free negative ions with extremely high oxidation capacity; sterilization and mildew prevention effects are achieved through strong oxidation of the coating; and the coating is environmentally-friendly, nontoxic and energy-saving, and has long effective service time and obvious economical benefit and social benefit.

The invention discloses wallpaper with an air purifying function and a preparation method. The wallpaper comprises a wallpaper base layer, wherein the wallpaper base layer is printed with a coating and the coating comprises film-forming resin, an inorganic porous powder, a photocatalyst, an antibacterial agent, an organic aldehyde removing agent and an organic deodorant. In the wallpaper with the air purifying function, the inorganic porous powder is capable of quickly adsorbing harmful gases in air, the organic aldehyde removing agent and the organic deodorant are capable of removing formaldehyde and deodorizing quickly and efficiently, the antibacterial agent is capable of preventing mildew and sterilizing efficiently, and the photocatalyst is capable of decomposing indoor volatile organic contaminants everlastingly, and therefore, the capability of purifying the air of the wallpaper for a long time is improved. The wallpaper has the functions of removing the formaldehyde, deodorizing and sterilizing quickly and efficiently at the beginning of home decoration, and purifying the air everlastingly in daily life.

The invention discloses an anti-mildew halogen-free flame-retardant smoke-suppression wood-plastic composite material, which comprises the following components in parts by mass: 25-70 parts of plastic resin, 10-50 parts of plant fiber powder, 5-10 parts of camphor wood powder, 0.5-20 parts of a compatibilizer, 0-15 parts of a toughening agent, 10-35 parts of a flame retardant and a synergist, 2-5 parts of a thermal stabilizer, 0-1 part of an antioxidant and 1-4 parts of a lubricating agent. According to a method for preparing the wood-plastic composite material with a two-step fusion method disclosed by the invention, the interfacial compatibility can be improved effectively, and the flame retardance of the wood-plastic composite material is enhanced on the premise of keeping high mechanical property; and moreover, the using amount of ammonium polyphosphate serving as a major flame retardant is reduced. Compared with the conventional wood-plastic composite material, the wood-plastic composite material disclosed by the invention has a simple production flow, has the technical effects of flame retardance, smoke suppression and mildew resistance, and is widely applied to occasions such as indoor and outdoor architectural decoration, and the like.

A water nan-composite thermal-insulating coating for external wall and its production are disclosed. The coating consists of water, polymer emulsion, high-refractive index pigment, filler, nano-tin-antimony oxide slurry, nano-SiO2, wet dispersant, filming accessory, pH adjuster, thickener, de-foaming agent, anti-freezing agent and mildew-proof bactericide. It's cheap and simple, has excellent wash and weather resistances, better thermal-insulating performance, safe storage and no environmental pollution. It can be used for apparatus surface and architecture external wall.

A formulation of the invention comprises the following components in terms of percentage by weight: 0.5 to 24 percent of cleaning assistant, 1 to 9 percent of latent solvent, 1 to 47 percent of surfactant, 0.5 to 1 percent of mildew preventive, 0.5 to 3 percent of brightening agent, 0.1 to 0.3 percent of antifoaming agent, and 15.7 to 96.4 percent of purified water. In a finished product produced by the formulation, the total weight percentage of the components is 100 percent. The formulation is reasonable, and the preparation process is simple, convenient and practical. When the cleaning agent produced by the formulation is used for cleaning the wax and oil on the surface of a metal shell of an electronic instrument, the cleaning agent has the remarkable characteristics that the cleaning is easy, the glossiness degree of the cleaned metal surface is high, and the surface is free of discoloring, corrosion and water marks; and the cleaning agent has good using effect and market potential.

The present invention provides one kind of water thinned industrial paint based on water dispersed organosilicon epoxy acrylate. The water thinned industrial paint is prepared with water dispersed organosilicon epoxy acrylate, inert antirust pigment, active antirust pigment, nanometer material modified antirust pigment, stuffing, dispersant, wetting agent, thickener, drying agent, mildew inhibitor, preservative, defoaming agent, deionized water and other materials. The water thinned industrial paint with water dispersed organosilicon epoxy acrylate as base material can form coating with the features of high mechanical strength and high anticorrosive performance similar to that of epoxy resin as well as the features of high weather resistance and good decoration performance like acrylate resin. The water thinned industrial paint has convenient use and wide application range.

A building material and a method for coating a substrate for the building material with a coating film having a variety of functions relating to an environment such as mildew resistance, deodorization, antibacterial activity and air purification in addition to the anti-staining effect by having an excellent hydrophilicity. The method for coating the substrate for a building material comprises the steps of; coating a coating material comprising a hydrophilic polymer and a photocatalyst on the substrate, and drying the coating material to form a coating film containing the photocatalyst, wherein the hydrophilic polymer is at least one selected from the group consisting of methyl silicate, liquid glass, colloidal silica, poly(meth)acrylate, and polytetrafluoroethylene graft-polymerized with sulfonic acid, and the photocatalyst is at least one selected from the group consisting of titanium oxide coated with zeolite, titanium oxide coated silica and titanium oxide coated with apatite.

The invention discloses volatile rust preventive oil which comprises, by weight, 71-91% of base oil, 5-25% of an oil soluble volatile corrosion inhibitor, 1-5% of an antirusting agent, 1-6% of a cosolvent, 0.5-1% of a mildew-proof agent, 0.5-1% of an antifoaming agent and 1-6% of antioxidant, wherein the base oil is one of 500SN 46# machine oil, 32# machine oil, 600SN 150# machine oil and 100# machine oil; and the oil soluble volatile corrosion inhibitor is a mixture of four kinds of 2-heptadecenyl-imidalidine, octadecylamine, triazole tributylamine, dicyclohexylamine carbonate, dicyclohexylaminenitrite, benzotriazole, tert-butyl chromate, nephthenic soap, petroleum sodium sulfonate, sorbitan monooleate and stearic acid; and the antioxidant is sulfurphosphorousbutyloctyl zinc salt. The volatile rust preventive oil has good volatile rust preventive and corrosion resistant performances, metal which cannot be coated with rust preventive oil can achieve rust preventive protection, the operation is simple, and the cost is low.

The invention relates to a tilapia mossambica feed, in particular to an artificial compound feed for tilapia mossambica. An artificial compound feed with function of preventing tilapia mossambica streptococcicosis comprises the following components in percentage by mass: 5 to 10 percent of fish meal, 20 to 30 percent of bean pulp, 20 to 30 percent of rape pulp, 10 to 15 percent of cotton pulp, 10 to 15 percent of DDGS (maize alcohol lees and residual liquid dry substance), 5 to 10 percent of rice bran, 15 to 20 percent of flour, 5 to 10 percent of maize, 1 to 2 percent of soybean oil, 0.5 to 1.5 percent of phospholipid oil, 1 to 2 percent of calcium hydrogen phosphate, 1 to 10 percent of bentonite, 0.5 to 1 percent of multi-dimensional multi-mineral premix, 0.1 to 0.5 percent of choline chloride, 0.01 to 0.05 percent of antioxidant, 0.1 to 0.5 percent of mildew-proof agent and 1 to 5 percent of composite Chinese medicinal additive. Multiple antibacterial Chinese medicinal herb additives are added into the feed, so the feed improves the antibacterial capability of the tilapia mossambica and can prevent the tilapia mossambica streptococcicosis.

The invention discloses a thermoplastic polyurethane elastomer foam material, which is prepared from the following raw materials by weight: 80-100 parts of a thermoplastic polyurethane elastomer, 10-40 parts of a filler, 4-7 parts of a foaming agent, 0.6-1.5 parts of a cross-linking agent, 1.0-1.5 parts of a cross-linking assistant, 0.1-1.0 part of a mildew proof antibacterial agent and 1.2-2.0 parts of a lubricant. Adopting the above technical scheme, the invention has the beneficial effects of improving the foam expansion of the thermoplastic polyurethane foam material, expanding the scope of usage of the polyurethane foam material, and realizing compression deformation of a finished product produced from the thermoplastic polyurethane foam at no more than 35%, which is unmatched by an EVA foam material with equivalent foam expansion and similar elasticity. In addition, the foam material improves the performance of existing traditional foam materials, and solves the defects that polyester-type thermoplastic polyurethane elastomer has short service life, easily goes moldy on the product surface and generates mechanical performance loss in the field and damp and hot environment.

The invention discloses aqueous acrylic modified epoxy ester primer-topcoat integrated anticorrosive baking finish. The baking finish consists of the following components in part by weight: 45 to 65 parts of aqueous acrylic modified epoxy ester resin, 2 to 20 parts of amino resin, 5 to 35 parts of pigment, 0 to 15 parts of filler, 1 to 3 parts of water dispersible dryer, 0.1 to 0.55 part of pH regulator, 5 to 15 parts of softened water, 0.2 to 0.4 part of dispersant, 0.3 to 0.5 part of wetting agent, 0.15 to 0.25 part of flatting agent, 0.3 to 0.5 part of antifoaming agent, and 0.2 to 0.3 part of preservative and mildew preventive. Without organic solvent, the baking finish is safe, energy-saving and free from pollution; the pencil hardness reaches 2H, the coating performance is stable, the film-coating mechanical strength is high, the positive and negative impact resistance can reach 5Kg.cm, and the flexibility can reach 1mm; the baking finish can integrate antirust and anticorrosive functions, can be used as primer or topcoat, reduces the construction process, is simple and quick to operate, can be sprayed or dip-coated, and can be quickly cured; a coated film does not become yellow; and the baking finish meets the development direction of aqueous anticorrosive paint.

The invention relates to a decomposition maturing agent for degrading straw. The agent comprises active ingredients, such as candida tropicalis, aspergillus oryzae, trichoderma viride and bacillus subtilis. The decomposition maturing agent can rapidly decompose wheat straw, rice straw, grain straw, sweet potato stems, broad bean stems, rape stalks, weeds, leaves and household garbage of which the fibrous matter content is high so as to prepare an organic fertilizer. The decomposition maturing agent has the advantages of short degradation time and capability of effectively killing diseases and pests and providing nutrients for crops.

An improved modular building panel and system for building construction is disclosed. The improved modular building panel comprises a novel honeycomb or lattice core comprising multiple layers of corrugated, preferably metal, components mechanically connected by any means known in the art, but which may be chemical bonding. External cladding layers comprising a novel cement mix comprising, in a preferred embodiment, Portland cement, silica sand, perlite, glass beads, and water, in combination with the honeycomb structure, provide a lightweight, highly durable, low-cost, projectile resistant, highly insulating, water, mold and mildew resistant, wind resistant novel modular wall system which is adapted for use in commercial, residential, and other construction and which provides superior security to the user. The modular building panel and system of the invention may be utilized for walls, roofs, floors, bridges, or other structures.

The embodiments disclose means to inhibit the growth and migration of bacteria, mildew and fungus by applying various coatings which contain an inorganic anti-microbial agent onto metal, glass, and plastic substrates. The substrates are used in the manufacture of components for the interior of refrigerators and freezers, which include wire (100) and glass shelving (200, 300), plastic crisper baskets (500) and other articles within the food storage area. The coatings include the inorganic anti-microbial agent combinet with a matrix resin which are applied by electrostatic powder coating (916), roller coating (810), or robotic spraying (710), and then cured.

The invention provides a biomass charcoal-based organic fertilizer and a preparation method thereof. The biomass charcoal-based organic fertilizer comprises, by weight, 30 to 60 parts of biomass charcoal, 10 to 30 parts of mould-free chicken manure, 5 to 10 parts of bone meal, 6 to 11 parts of bentonite, 2 to 5 parts of refined wood vinegar liquid, 2 to 4 parts of a trace element additive and 0.5 to 1 part of a beneficial bacterial agent. Usage of the biomass charcoal-based organic fertilizer is beneficial for improving water-retention and fertility-retention capability of conventional soil, effectively enhancing soil fertility and purifying the growing environment of crops.

The invention relates to a halogen-free flame-retardant anti-mildew composite which is prepared by jointly melting and mixing the following raw materials in parts by weight: 100 parts of polypropylene and polyvinyl chloride, 40-50 parts of bamboo fiber powder, 5-6 parts of camphor wood powder, 5-6 parts of compatibilizer, 5-6 parts of flexibilizer, 30-40 parts of flame retardant and synergist, 4-6 parts of heat stabilizer, 4-6 parts of lubricant, 4-5 parts of oxygen inhibitor, and 0-1 parts of antioxidant by three times, and finally extruding and forming. The bamboo-plastic composite has excellent mechanical performance and flame retardance and anti-mildew properties.

The invention provides a fruit and vegetable fresh-keeping agent, a preparation method and application thereof. The fresh-keeping agent uses burdock fructo-oligosaccharides as main composition and combines aqueous solution prepared by chitosan, ascorbic acid, salicylic acid, calcium chloride and acetic acid to treat fruit and vegetable, so that a fruit and vegetable system can obtain the improved resistance, and a hyaloplasmic fresh-keeping membrane is formed on the surface of the fruit and the vegetable so as to effectively inhibit the growth of microbe, prevent moisture dissipation and contact between the fruit and the vegetable and air, and inhibit breath and transpiration, thereby greatly deferring aging of the fruit and the vegetable, and inhibiting putridity, mildew and rot. The fruit and vegetable fresh-keeping agent is applicable to storage and fresh-keeping for various fruits and vegetables with long fresh-keeping period and small consumption of nutrient materials.

An antistaling agent for food is prepared from porous palygorskite particles, edible alcohol, citric acid, sodium biacetate and water. After it and the food are packed together in sealed mode, its antistaling gas can be slowly released to kill or suppress the bacteria and funguses.

The invention discloses a cooling liquid for automobiles, and relates to an organic anti-freeze cooling liquid and a preparation method thereof. The cooling liquid is characterized by comprising 40 to 60 percent of glycol, 60 to 40 percent of de-ionized water and additives, wherein the additives comprise a reducing agent, an antioxidant, an antiseptic, a rust preventative, a mildew inhibitor, a scale inhibitor, a defoaming agent, a pH value buffer and a pH value regulator. The preparation method comprises the following steps of: 1, adding the de-ionized water and the reducing agent into a reactor A and heating the mixture to the boiling point; and 2, squeezing the liquid in the reactor A into a reactor B after the temperature reaches the normal temperature, and adding the glycol and the additives into the reactor B to prepare the anti-freeze cooling liquid. Due to the adoption of hydrazine hydrate in the invention, free oxygen in the de-ionized water is eliminated and the problem of corrosion resistance is solved well; the product meets the requirements on long-term effect, environmental protection, safety and non-toxicity; the cooling liquid has the advantage of low cost of the required raw materials; the preparation method has the advantages of simplicity, a few facilities and low energy consumption, wins warm praise from customers and has extremely high popularization and application value and broad market prospect.

A liquid dispensing vending system that includes a closed, integrated system of bottles and dispensing machines. The bottles used with the instant dispensing system are designed to minimize the growth of mold, mildew, bacteria and other harmful micro organisms. The vending system may be used to dispense water, soft drinks, coffee, tea, water with nutrients, and / or antioxidants, into containers such as rugged bottles capable of being reused many times. The bottles are designed to be refilled by the dispensing machines, and therefore are tampered resistant. The bottles are made of an antimicrobial plastic and their contents are stored under pressure to discourage bacterial and organic growth inside the bottle.