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91results about How to "Mildew-resistant" patented technology

Environment-friendly antibacterial and mildew-proof wallpaper

The invention provides environment-friendly antibacterial and mildew-proof wallpaper. The environment-friendly antibacterial and mildew-proof wallpaper comprises a base layer, wherein the back face of the base layer is provided with a waterproof coating; a coating layer is arranged on the base layer; a bamboo charcoal fiber layer is arranged on the coating layer; an antibacterial layer is arranged on the bamboo charcoal fiber layer; a diatomite adsorption layer is arranged on the antibacterial layer; a printing embossing layer is arranged on the diatomite adsorption layer and is coated with a mildew resisting coating; a polytetrafluoroethylene layer is arranged on the mildew resisting coating and is provided with a film coating layer. The wallpaper is provided with the coating layer, the antibacterial layer and the bamboo charcoal fiber layer, and the triple effect enables the wallpaper to have a good antibacterial property; the coating layer and the mildew resisting coating are arranged so that the wallpaper is good in mildew resistance; furthermore, the diatomite adsorption layer is arranged so as to further enhance the deodorization capability of the wallpaper; finally, the wallpaper provided by the invention has good antibacterial, mildew-proof and deodorization performance.
Owner:苏州苏尔达包装科技有限公司

Mildewproof flame-retardant tunnel decoration paint, preparation method and application thereof

The invention relates to mildewproof flame-retardant tunnel decoration paint, a preparation method and application thereof. The paint comprises the following components in parts by mass: 10 to 30 parts of water, 1.0 to 2.0 parts of dispersant, 1.0 to 2.0 parts of antimildew agent, 10 to 20 parts of titanium dioxide, 20 40 parts of flame retardant, 20 to 40 parts of acrylic ester polymer, 1.0 to 3.0 parts of nanometer modified coating reinforcing agent, 1.2 to 2.5 parts of film-forming additive, 0.2 to 0.6 parts of defoamer, 1.2 to 2.5 parts of polyurethane thickener, and 0.5 to 3.5 parts of inorganic nano-materials. The preparation method mainly comprises the steps of adding needed components under certain conditions, uniformly mixing or grinding the components, adding the needed component in turn, uniformly mixing all raw materials and then adjusting the mixture to have appropriate viscosity. The paint is applied to the decoration of tunnels, aboveground buildings and underground buildings, and has the characteristics of fire prevention, flame retardancy, mildewproof property, waterproof property, moisture-proof property, high adhesion, non-shedding property, strong resistance to high-pressure water impact, long lifespan and the like.
Owner:GUANGDONG PROVINCIAL CHANGDA HIGHWAY ENG +1

Nuclear shell type long-acting antibacterial emulsion and preparation method thereof

The invention relates to a nuclear shell type long-acting antibacterial emulsion. The nuclear shell type long-acting antibacterial emulsion comprises the following raw material components: water, n-butyl acrylate, isobutyl acrylate, isooctyl acrylate, styrene, methyl methacrylate, vinyl acetate, guanidinium oligomer macromonomers, an emulsifying agent, an initiating agent, a cross-linking agent and sodium bicarbonate. The preparation method comprises the following steps: preparing each raw material component; adding water, the emulsifying agent and isooctyl acrylate into a reactor, stirring, heating to 60-70 DEG C, adding the initiating agent to initiate reaction, and after the emulsion becomes blue, maintaining for 60-120 minutes, so as to obtain a nuclear layer emulsion; maintaining the temperature at 70-80 DEG C, adding n-butyl acrylate, heating to 81-85 DEG C, maintaining the temperature, cooling, and discharging, so as to obtain the nuclear shell type long-acting antibacterial emulsion. According to the preparation method, guanidinium and guazatine oligomers are taken as antibacterial functional groups, and guanidyl serves as a main antimicrobial group, has an obvious antibacterial effect and is very safe to human bodies. The preparation method for the nuclear shell type long-acting antibacterial emulsion is simple, rapid, environmentally friendly and suitable for industrial production, and the operation is easy.
Owner:GUANGXI UNIV

Emulsion paint containing attapulgite and preparation method for emulsion paint containing attapulgite

ActiveCN102618128AThixotropic thickening effect is obviousPrevent subsidenceEmulsion paintsCelluloseDefoaming Agents
The invention discloses emulsion paint containing attapulgite and a preparation method for the emulsion paint containing attapulgite. The method mainly comprises the following steps of: sequentially adding water, cellulose, a dispersing agent SN-5040, a mildew preventive, an aid AMP-95, alcohol ester-12, poly ethylene-100 (PE-100), a defoaming agent JR-321, propylene glycol, 1,000-mesh triple superphosphate, talcpowder, titanium dioxide, the attapulgite, an aid BYK022, an emulsion SD-818, a thickening agent RM2020 and a thickening agent AR-235 which serve as raw materials in a weight ratio, mixing and dispersing to obtain the emulsion paint. According to the emulsion paint, the used attapulgite has an obvious thixotropic thickening effect, prevents pigments from settling, can improve the synaeresis phenomenon of paint films, and has the effects of sagging prevention and splashing resistance; the uniformity of the surfaces of the paint films is improved; and a thickening effect of the attapulgite is different from that of the cellulose, namely the attapulgite has a certain antibacterial property and a certain mildew-resistant property, and improves the tinctorial power of the pigments and the covering capacity of coatings.
Owner:安徽省明美矿物化工有限公司

Preparation method of water-based adhesive for paper products

The invention discloses a preparation method of water-based adhesive for paper products, belonging to the technical field of chemical supplies. According to the preparation method, toluene diisocyanate, poly(caprolactone)diol and dimethylolpropionic acid are used as main raw materials; a molecular chain of epoxy resin contains secondary hydroxyl groups and epoxy groups which can react with -NCO groups, the residual -NCO groups in a polyurethane prepolymer are enabled to react with the secondary hydroxyl groups on epoxy resin molecules, and the epoxy resin is grafted on polyurethane molecules,so that the water resistance and solvent resistance of the aqueous polyurethane are improved; furthermore, hydrophobic acrylate is also introduced into polyurethane segments; by means of acrylate modification, the crosslinking degree of the system is improved, and the water resistance of the waterborne polyurethane is improved. The preparation method provided by the invention solves the problem that most of the traditional water-based adhesive adopts water-based polyurethane at present, and the molecular chain of the water-based polyurethane contains ionic groups, has a linear structure and isseldom cross-linked and branched, so that the traditional water-based adhesive is poor in chemical resistance and water resistance.
Owner:张剑

Nano anion functional wall clothing dry powder and preparation method thereof

The invention discloses nano anion functional wall clothing dry powder and a preparation method thereof. The wall clothing dry powder is prepared by the steps of mixing 100-300 parts by weight of anion material powder, 200-500 parts by weight of fiber powder, 80-120 parts by weight of water-soluble plant glue powder, 150-250 parts by weight of an inorganic filler, 10-40 parts by weight of inorganic toner, 2-10 parts by weight of a softening agent, 2-10 parts by weight of a finishing agent, 4-10 parts by weight of an anti-mildew agent, and the balance of deionized water under stirring, and performing heating and drying, wherein the anion material powder is prepared by mixing the following components, in parts by weight: 20-45 parts of germanite, 20-30 parts of tourmaline, 15-40 parts of natural crystal salt ore, 10-20 parts of natural marine stone, 10-30 parts of opal, 10-25 parts of Xiuyan jade and 5-10 parts of rare earth. The wall clothing dry powder provided by the invention has thefunctions of releasing air anions and far infrared rays, and can eliminate toxic and harmful gases and dust suspended in the air, inhibit bacteria and moulds and purify the air; and the wall clothingdry powder has anti-mildew properties of the anti-mildew agent, and the practical value of the wall clothing material is greatly improved.
Owner:福建省绿城环保科技有限公司

Fungus-resistant-treated coatings of printed wrapping paper and production method thereof

The invention discloses fungus-resistant-treated coatings of printed wrapping paper. The fungus-resistant-treated coatings of the printed wrapping paper are produced from the following raw materials of, in parts by weight, 50-60 parts of waterborne polyurethane resin, 0.8-1 part of dispersion agent, 0.5-0.6 part of defoaming agent, 0.7-0.9 part of fungus-resistant agent, 6-8 parts of antibacterialcompound and 30-40 parts of deionized water. The invention furthermore discloses a production method of the fungus-resistant-treated coatings of the printed wrapping paper. According to the fungus-resistant-treated coatings of the printed wrapping paper and the production method of the fungus-resistant-treated coatings of printed wrapping paper, by conducting soaking treatment on the printed wrapping paper at first, the wrapping paper subjected to soaking treatment can slowly release silver ions, so that two surfaces of the printed wrapping paper have certain fungus-resistant performance respectively; and then each surface of the printed wrapping paper is covered with a layer of fungus-resistant paint, the compound fungus-resistant agent which is high in safety, environmentally friendly and high in fungus-resistant capability is added into the fungus-resistant paint, and meanwhile, the antibacterial compound is added, so that the coatings have high antibacterial capability, and the produced fungus-resistant-treated coatings have high fungus-resistant capability and antibacterial capability, and have a good protective effect on the printed wrapping paper.
Owner:SHANTOU KAIHONG PRINTING

High-tenacity sound-absorption and mildew-proof wood-plastic board and preparation method thereof

The invention discloses a high-tenacity sound-absorption and mildew-proof wood-plastic board. The wood-plastic board is prepared from the following raw materials in parts by weight: 21 parts of wasteplastic, 26 parts of waste wood flour, 26 parts of polystyrene, 3 parts of attapulgite, 3 parts of bamboo charcoal powder, 6 parts of hollow glass beads, 3 parts of potassium titanate whisker, 8 partsof maleic anhydride and 1 part of sodium stearate. The preparation method comprises the steps of modifying an oxidized surface of waste wood flour by virtue of the effects of peracetic acid and ultrasonic waves without a polluted coupling agent, carrying grafting modification and compounding on the waste wood flour, maleic anhydride, waste plastic and polystyrene, adding the hollow glass beads and the potassium titanate whisker, carrying out primary mixing so as to realize sound absorption, noise reduction and tenacity enhancement, adding attapulgite, the bamboo charcoal powder and sodium stearate, carrying out secondary mixing so as to realize a filling effect and the stability and mildew-proof effect of the material, finally, carrying out extrusion compression molding by virtue of a screw rod, and cooling, so as to obtain the required high-tenacity sound-absorption and mildew-proof wood-plastic board. The wood-plastic board has relatively strong mechanical property and tenacity andsound absorption, noise reduction and mildew-proof effects and is low in cost.
Owner:FOSHAN JUYE TECH CO LTD
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