58 results about "Pyrithione" patented technology

To provide a fiber structure suitable for a wear for healthcare and nursing care workers in which inferior light resistance and heat resistance which are intrinsic to cationic dyeable polyester fiber dyed with a cationic dye are simultaneously overcome, and a method for manufacturing the fiber structure.SOLUTION: A fiber structure containing cationic dyeable polyester fiber dyed with a cationic dye contains a benzotriazole-based compound by 0.50 mass% to 3.50 mass% based on the mass of the fiber structure, and contains a zinc pyrithione-based compound by 0.05 mass% to 0.20 mass% based on the mass of the fiber structure.SELECTED DRAWING: None

The present disclosure is directed to a preservative composition comprising a linear polyetheramine having a molecular weight greater than 118 Daltons (Da) and at least one isothiazolinone, whereby this preservative composition may further comprise a pyrithione salt and / or a metal salt. Also disclosed is an aqueous industrial material comprising the preservative composition as well as a method for enhancing in-contaniner preservative performance of an aqueous industrial material using the preservative composition.

This application provides preservative compositions of pyrithione compounds, organic acids or their salts, and aromatic alcohols, which have a synergistic effect and can reduce the amount of pyrithione required as an effective preservative in end-use formulations.

The invention provides application of zinc pyrithione and copper pyrithione in treatment of lymphoma, and discovers that zinc pyrithione and copper pyrithione have an obvious inhibition effect on proliferation of diffuse large B-cell lymphoma cells, and the inhibition effect is relatively good. Therefore, the zinc pyrithione can be used for preparing the medicine for treating the lymphoma, especially diffuse large B-cell lymphoma, and is used for clinically treating the lymphoma. The invention provides a new scheme and strategy for treatment of lymphoma, especially diffuse large B-cell lymphoma, provides a new choice for drug-resistant patients, and is relatively low in treatment cost.

The invention relates to the technical field of chemicals for daily use, and particularly discloses antibacterial shampoo decocted from Miao herbal medicine and a preparation technological process. The formula system of the shampoo comprises a phase A, a phase B and a phase C, three core functional components including a chemical anti-dandruff agent piroctone olamine salt, a seedling herbal medicine composite extract and a camellia seed nourishing component are innovatively compounded in the phase C, and through the matching of the components in a specific proportion, the components generate a remarkable synergistic interaction effect; experimental results show that the shampoo not only can strongly inhibit scalp pathogenic bacteria malassezia, has an anti-dandruff effect superior to that of a traditional ZPT anti-dandruff agent formula, but also can remarkably improve the smoothness of hair and reduce carding damage, in addition, due to the introduction of the natural herbal medicine extract, the product mildness is remarkably improved, no irritation is caused to mucous membranes, and the shampoo has a good anti-dandruff effect. The comprehensive effect of removing dandruff, protecting hair and nourishing skin is achieved, and the technical problem that a traditional dandruff-removing shampoo is single in effect or strong in irritation is solved.

Disclosed herein is a method of detecting zinc pyrithione (ZPT) in a sample such as water, waste water, shampoos, etc. The method includes steps of, (a) contacting the sample with a substrate having a layer of metal nanostructure deposited thereon thereby coating the layer of metal nanostructure of the substrate with the sample; and (b) subjecting the sample coated substrate to Raman spectroscopy analysis; wherein, the presence of peaks at 575, 829, 1136 and 1545 cm−1 in Raman spectrum indicates the presence of ZPT in the sample. According to embodiments of the present disclosure, the method may detect ZPT in a concentration ranging from 0.1 ng / mL to 8 μg / mL.

The present invention relates to aqueous liquid detergent compositions, wherein the compositions exhibit a high microbial stability without the use of conventional preservatives. The liquid detergent composition of the invention is particularly useful for washing laundry, where a good cleaning performance is needed and where the consumer takes into account the environmental impact of the detergent composition. The composition is boron-free and compres (i) at least one anionic surfactant, preferably selected from the group of sulfonates, ether sulfates, and / or alkyl sulfates, and salts of fatty acids (soap), and combinations thereof, (ii) at least one alkanolamine, preferably ethanolamine, even more preferred monoethanolamine, (iii) at least 50 wt.% water, wherein said composition has a pH value in the range from 6 to 10, and wherein said composition comprises less than 0.05 wt.% of a total amount of conventional preservative(s) of the group comprising benzoic acid, benzoates, phenoxyethanol, sorbates, sulfites, phenoxyethanol, sodium or zinc pyrithione, bronopol, iodopropynylbutylcarbamate, formaldehyde and formaldehyde releaser, glyoxal, glutaral and isothiazolinones. The use of alkanolamines and of the combination of alkanolamines (ii) and anionic surfactant(s) (i) to reduce / inhibit microbial growth in aqueous systems, preferably in aqueous detergent compositions, more preferred in boron-free aqueous detergent compositions, which are free of any conventional preservative, is also disclosed.

The invention discloses a sealant with bacteriostatic and mildew-proof functions for a metal bottle cap and a preparation method of the sealant, and belongs to the technical field of sealant preparation. The sealant provided by the invention is prepared from the following raw material components in percentage by mass: 40.0 to 55.0 percent of an auxiliary agent A, 0.5 to 3.0 percent of an auxiliary agent B, 2.0 to 4.0 percent of zinc stearate, 1.0 to 3.0 percent of titanium dioxide, 1.0 to 5.0 percent of ground calcium carbonate, 0.5 to 2.5 percent of an anti-blocking agent and 39.0 to 55.0 percent of polyvinyl chloride resin, the auxiliary agent A is prepared from at least two of dioctyl terephthalate, epoxidized soybean oil, trimellitic anhydride and cyclohexane 1, 2-diisononyl diformate; the auxiliary agent B is obtained by mixing and grinding zinc oxide, metal silver, zirconium phosphate, zinc pyrithione and coconut oil fatty acid diacetamide. According to the invention, the sealant is prepared by compounding multi-component food-grade antibacterial mildew-proof active components, so that the prepared sealant is ensured to reach the first-grade standard of ASTM G21-15 Determination of Antifungal Factor of Synthetic High Polymer Materials, meanwhile, the risk that the sealant is mildewed when being used in canned food is reduced, and the quality of the product is improved.

The invention discloses a light-transmitting diaphragm, a preparation method thereof and a display device, which are used for simultaneously realizing antibacterial, antiviral and anti-fingerprint effects. The embodiment of the invention provides a light-transmitting membrane. The light-transmitting membrane comprises a substrate and a functional layer located on one side of the substrate. The functional layer comprises an anti-fingerprint layer and an antibacterial and antiviral layer which are arranged in a crossed manner in the direction parallel to the plane where the substrate is located; the antibacterial and antiviral layer comprises a polysiloxane group and an antibacterial and antiviral molecular group grafted to the polysiloxane group; the antibacterial and antiviral molecular group comprises a group formed by grafting thiabendazole and / or zinc pyrithione on polysiloxane; the anti-fingerprint layer comprises a polysiloxane group and an anti-fingerprint molecular group grafted to the polysiloxane group; the anti-fingerprint molecular group comprises a group formed by cross-linking polymerization reaction of a perfluoropolyether compound.

The invention discloses low-copper environment-friendly self-polishing antifouling paint and a preparation method thereof. The antifouling paint is prepared from modified zinc acrylate resin, rosin, modified cuprous oxide, zinc pyrithione, zinc oxide, a reinforcing blending agent, a multifunctional additive, organic silicon resin, a solvent, barium sulfate, calcium carbonate, a dispersing agent, a flatting agent and chlorinated paraffin. The low-copper environment-friendly self-polishing antifouling paint disclosed by the invention has excellent antifouling efficiency, good adhesive force and stability and excellent mechanical durability and chemical resistance; the antifouling paint has wide application prospects in the fields of ocean engineering, port facilities, aquaculture net cages and the like, the maintenance cost can be remarkably reduced, and the service life of equipment is prolonged.

The invention discloses a rubber composite material with marine antifouling property as well as a preparation method and application thereof, and relates to the technical field of marine fouling organism decay protection materials. The rubber composite material with the marine antifouling property comprises the following components which are blended and vulcanized: rubber, a filler, an antifouling agent, a plasticizer, an activating agent, a scorch retarder, an anti-aging agent, an accelerant and a vulcanizing agent, the antifouling agent comprises a copolymer modified by zwitter-ions and at least one of sodium benzoate, tannic acid, 6-gingerol, capsaicin, sulfobetaine, carboxylic acid betaine, phosphorylcholine, isothiazolinone and zinc pyrithione optionally selected from the group consisting of sodium benzoate, tannic acid, 6-gingerol, capsaicin, sulfobetaine, carboxylic acid betaine, phosphorylcholine, isothiazolinone and zinc pyrithione. The invention solves the three core problems of poor compatibility of an antifouling agent and a rubber matrix, short antifouling period caused by easy loss of the antifouling agent, and difficulty in balancing the antifouling property and mechanical property in the existing marine antifouling rubber material.

A hair treatment composition comprising: a) a conditioning base comprising: i) a cationic conditioning surfactant having from 16 to 32 carbon atoms; ii) a fatty alcohol having from 8 to 22 carbon atoms; and b) from 0.1 to 10 wt % of metal pyrithiones and mixtures thereof; wherein the composition further comprises: (c) from 0.1 to 5 wt % of a diesterquat; and wherein the ratio of b) to c) is from 1:1 to 1:0.1, provides improved deposition of metal pyrithione on hair surfaces.

A composition including a pyrithione polyvalent metal salt, a surfactant, and water, wherein the surfactant in the pyrithione polyvalent metal salt-containing composition is a compound represented by general formula (1). (In general formula (1), R1 represents an optionally substituted C7-21 alkyl group or a coconut oil fatty acid residue. R2 represents a C1-3 alkylene group. X1 represents a monovalent cation. Z represents a hydrogen atom or -R3COOX2. R3 represents a C1-3 alkylene group. X2 represents a monovalent cation.

The present invention is directed to a personal cleansing composition comprising from about 6% to about 50% of one or more sulfate free surfactants; from about 0.5% to 20% of lauramidopropyl betaine; from about 0.1% to about 10% of zinc pyrithione; from about 0.05% to about 3% of a cationic polymer; from about 0.05% to 10% of a stabilizing polymer from about 0.1% to about 2% of a preservative and having a pH of from about 5 to about 7.

The invention belongs to the technical field of sponges, and particularly relates to an anti-mite, mildew-proof and antibacterial sponge which comprises the following components in parts by weight: 100 parts of polyether polyol; 45.1 to 51.0 parts of toluene diisocynate; 0.7 to 1.0 part of soft foam silicone oil; 0.12 to 0.28 part of an amine catalyst; 0.1 to 0.3 part of a tin catalyst; 2-3 parts of water; 0.5 to 0.9 part of a mildew-proof anti-mite antibacterial agent; the mildew-proof anti-mite antibacterial agent is a mixture of zinc pyrithione, permethrin and benzyl alcohol. Compared with the prior art, the sponge material with excellent performance is designed, the polyether polyol, the polymer polyol and the toluene diisocynate are used as main forming components of the sponge material, and the zinc pyrithione, the permethrin and the benzyl alcohol antibacterial and anti-mite agent are matched for use, so that the anti-mite, mildew-proof and antibacterial effects can be achieved; the sponge material prepared by the invention is comfortable and soft, has good elasticity, and also has relatively strong antibacterial, anti-mite and mildew-proof effects.

The application discloses a hydrophobic weather-resistant agricultural drip irrigation pipe and a preparation method thereof, and belongs to the technical field of agricultural irrigation. The drip irrigation pipe has an inner-outer double-layer structure, and the material components and the ratio of each layer are optimized and designed. The outer layer is based on high-density polyethylene, and is compounded with an ultraviolet absorber, modified titanium dioxide, an antioxidant and polyethylene wax, so that the effects of ultraviolet shielding and thermal-oxidative degradation resistance can be achieved in cooperation, mechanical properties and outdoor weather resistance of the pipe material are ensured, the inner layer is made of high-density polyethylene, modified zinc pyrithione and ultra-high molecular weight polyethylene, and has excellent toughness, anti-cracking performance and hydrophobic and algae prevention functions, so that the adhesion of algae can be effectively inhibited, and the drip hole is prevented from being blocked. Through the double-layer functional partition design, the outer layer focuses on anti-aging and prolonging the service life, the inner layer focuses on preventing blockage and ensuring smoothness, the components are synergistically enhanced, the processing performance and the service stability of the pipe material are considered, the service life and irrigation uniformity of the drip irrigation pipe can be effectively improved, and the long-term agricultural drip irrigation operation requirement is met.

The invention relates to an antimicrobial mixture containing 4-(3-ethoxy-4-hydroxyphenyl)butan-2-one and an additional compound chosen from a monovalent or divalent metal salt of pyrithione, piroctone olamine, diazolidinylurea, a hexamidine compound, and imidazolidinylurea,and also to a cosmetic composition containing such a mixture.Application to caring for, making up and cleansing keratin materials.

The present invention relates to an anti-gastric ulcer granule and a preparation method thereof, belonging to the technical field of pharmaceutical preparations. In the present invention, by weight percentage, it includes: 15% of zinc pyrithione, 10% - 90% of a filler, 2.5% - 5% of a binder, and 0.25% - 5% of a sweetening agent. The filler is mannitol, the binder is povidone K30, and the sweetening agent is sucralose. The zinc pyrithione granule is prepared by optimizing the addition method and dosage of the binder raw material. The prepared zinc pyrithione granule has good stability and dissolution performance.

A system, composition, and method are disclosed for producing superhydrophobic and antifouling polymer materials. The invention incorporates antifouling agents such as capsaicin, medetomidine, tralopyril, or zinc pyrithione together with hydrophobic additives such as polydimethylsiloxane, polytetrafluoroethylene, fluoropolymers, or surface-modified nanoparticles into natural or synthetic rubber and thermoplastic matrices. In one approach, pre-formulated antifouling compositions are added as solid components during compounding, and in another, the polymer itself serves as a carrier medium for direct incorporation of the active ingredients. The compounded materials exhibit controlled release of antifouling agents, low surface energy, and superhydrophobic behavior that reduces drag and resists attachment of marine and freshwater organisms. A manufacturing system may include compounding, monitoring, and forming units, with optional plasma or laser treatment to enhance nanoscale roughness. The invention enables durable, environmentally responsible materials for marine, industrial, and consumer applications requiring long-term fouling resistance.

The invention relates to a composition for antibiosis, sterilization and preservation and a product containing the same, and the composition is used for protecting the quality of products in various industrial fields from being damaged by microorganisms. Comprising a family care product group such as a clothes cleaning agent, a dish cleaning agent and a living space cleaning agent, a personal care product group such as a shampoo, a shower gel, a wet tissue and a cleaning product, and a cosmetic product group such as a face cream and an emulsion. The composition for antibiosis and preservation of the present invention comprises a compound represented by chemical formula 1, a compound represented by chemical formula 2, a compound represented by chemical formula 3 or a compound represented by chemical formula 4, so that the problems of harm to human bodies, skin irritation and the like can be solved, and at the same time, the antibacterial ability can be improved. Furthermore, the hair care cosmetic composition for preventing dandruff or the antifungal composition of the present invention, comprising the compound represented by chemical formula 1, has an effect of controlling dandruff fungi, and has a synergistic effect when the compound represented by chemical formula 1 is used together with an expensive dandruff fungus therapeutic agent such as piroctone olamine salt, zinc pyrithione or clomidazole. Moreover, the antiviral composition comprising the compound represented by chemical formula 1 according to the present invention can effectively control microorganisms such as viruses, and thus can be used as an eco-friendly epidemic prevention composition for controlling viruses.

The invention relates to cosmetic or dermatological compositions for combating dandruff which comprise water; at least 20% by weight of at least one polyol relative to the total weight of the composition; at least one anionic surfactant selected from acyl glutamic acids and their cosmetically acceptable salts, sodium lauryl sarcosinate, and disodium cocoglucoside citrate, and mixtures thereof; at least one non-ionic surfactant selected from alkyl glucosides; and at least one anti-dandruff agent which is piroctone olamine, said composition being devoid of ciclopiroxolamine and zinc pyrithione.

This application relates to a nanomolecular complex comprising: a zeolite imidazolate framework (ZIF-8); and pyrithione (PT); wherein the pyrithione (PT) is supported on the ZIF-8 framework. The nanoantimicrobial agent of this application uses nanomaterials as carriers and incorporates a dual antimicrobial mechanism to target bacterial infections and other sites. While exhibiting highly effective antimicrobial effects, it does not induce bacterial resistance and can significantly reduce or even eliminate the development of superbugs.

The present invention belongs to the technical field of pesticide R & D, and specifically relates to a bactericidal composition for preventing and controlling cucumber powdery mildew. A bactericidal composition for preventing and controlling cucumber powdery mildew, the active ingredients of which are composed of a binary compound of zinc pyrithione and azoxystrobin, cyflufenamid or flutriafol. The bactericidal composition of the present invention has a synergistic effect on cucumber powdery mildew, which can improve the control effect on cucumber powdery mildew, reduce the usage amount of chemical agents, and delay the generation rate of disease resistance.

The application provides application of zinc pyrithione in preparation of a medicine for treating Japanese encephalitis virus infection. The application has the beneficial effect that the zinc pyrithione has significant inhibitory effect on NS2B-NS3 protease activity in the Japanese encephalitis virus, can be used as an inhibitor of the NS2B-NS3 protease in the Japanese encephalitis virus, and is expected to become a potential medicine for resisting Japanese encephalitis virus infection.

The invention discloses an antibacterial catheter and a preparation method thereof, belongs to the technical field of catheters, and aims to solve the problems of poor antibacterial effect and short duration caused by untight combination of an antibacterial agent and a thermoplastic polyurethane elastomer after antibacterial treatment of an existing catheter in the prior art. The antibacterial catheter comprises a catheter body and n antibacterial layers sequentially formed on the outer wall face of the catheter body, and n is a positive integer; the pipe body is made of a polyurethane elastomer; the antibacterial layer is prepared from the following materials in parts by mass: 100 parts of polyurethane elastomer and 1-10 parts of antibacterial agent, and the antibacterial agent is a pyrithione compound. Based on the multiple antibacterial layers and hydrogen bond bonding between the antibacterial agent and the polyurethane elastomer, the long-term antibacterial effect can be achieved.

A cosmetic composition is disclosed comprising i) a scalp health agent; and ii) a natural active selected from cotoin, isoliquiritigenin, xanthohumol, pinostrobin chalcone, and a mixture thereof; wherein the scalp health agent is selected from a group consisting of polyvalent metal salts of pyrithione, hydroxamic acid, hinokitiol, azole compound and selenium sulfide; wherein the weight ratio of the amount of said active to that of said scalp health agent is from 1:100 to 100:1.

The application discloses an antibacterial catheter and a preparation method thereof, and belongs to the technical field of catheters, and aims to solve the problem of poor antibacterial effect and short duration caused by the poor combination of an antibacterial agent and a thermoplastic polyurethane elastomer after antibacterial treatment of the existing catheter. The antibacterial catheter comprises a pipe body and n antibacterial layers formed on the outer wall of the pipe body in sequence, wherein n is a positive integer; the material of the pipe body is a polyurethane elastomer; the material of the antibacterial layer comprises 100 parts of the polyurethane elastomer and 1-10 parts of an antibacterial agent in terms of mass fraction, and the antibacterial agent is a pyrithione compound. The application can achieve long-term antibacterial effect based on the multilayer antibacterial layer and the hydrogen bond between the antibacterial agent and the polyurethane elastomer.

The invention discloses antiviral coating treatment equipment based on zinc pyrithione, and relates to the technical field of antiviral coating treatment equipment.The antiviral coating treatment equipment comprises an operation frame, a driving air cylinder is installed on one side of the operation frame, supports are symmetrically and fixedly connected to the upper surface of the operation frame, and the upper ends of the supports are rotationally connected with a separating and mixing bin; by arranging the universal driving shaft capable of adjusting the depth, not only can the mixing requirements of different types of coatings with different viscosities be met, but also the fine control of the mixing process can be realized by adjusting the depth of the stirring shaft, and the optimal mixing effect of each type of coating can be ensured; compared with a traditional fixed shaft stirring mode, the universal driving shaft with the adjustable depth is beneficial to ensuring that the materials are mixed in a stirring container in an all-directional and dead-corner-free mode, the phenomena of layering and uneven local concentration are avoided, bubbles generated in the stirring process are further eliminated, and the stirring efficiency is improved. The compactness and smoothness of the coating are improved, so that the uniformity of a mixture is improved.

The application discloses a kind of fungicide composition for preventing and treating eggplant gray mold, fungicide and application, and the effective component of the fungicide composition is compounded by phenyl fungicides and zinc pyrithione.The fungicide includes fungicide composition, and can be applied to prevent and treat eggplant gray mold.The fungicide composition of the application shows synergistic effect on inhibiting the growth of Botrytis cinerea mycelium, can improve the inhibition effect on pathogenic bacteria, and further improve the prevention and treatment effect on eggplant gray mold, and can also provide support for screening and developing new prevention and treatment agents.

Provided herein is a preservative composition of a pyrithione, an organic acid or salt thereof, and an aromatic alcohol which has a synergistic effect that allows for a reduction in the amount of pyrithione necessary to be an effective preservative in an end-use formulation.