4082results about How to "Stable storage" patented technology

The invention discloses the inflatable fire-resisting paint, comprising A and B. The A comprises epoxide resin, modified resin, catalyst, foamable agent, fire retarding agent, fluxing agent, color filler and smog inhibiting agent, and the B comprises color filler, curing agent and auxiliary agent. The fire-resisting paint has the advantages of good heat-insulating property, adhesion force and intensity. The coating has good water resistance, acid- alkali resistance, corrosion resistance and tenacity, and is not easy to drop. The paint can be used in rolled steel and aluminum products, especially the fireproof situation of oil factories.

The invention discloses a making method of full-MDI polyurethane slow-rebound foam in the polyurethane foam making technical domain, which comprises the following parts: a. MDI system isocyanate with functional degree at 2.1-2.5, b. polyether polyol, c. foamer, d, catalyst and surface activator, wherein the composite polyether consists of bulk polyether product and relative adjuvant without physical foamer, which can be reserved as pillow, bustle and mattress for a long time.

A photopolymerizable polymer micelle includes a spherical micelle that encapsulates a hydrophobic photopolymerization initiator, the spherical micelle being formed by a block copolymer having a hydrophilic block segment and a hydrophobic block segment, the block copolymer having a number average molecular weight exceeding 10000, and the hydrophobic block segment at least partially having a radically polymerizable group.

The invention relates to a paint technology, an environment-friendly technology and an antibacterial mould-proof technology, in particular to high-efficiency environment-friendly antibacterial mould-proof inorganic composite nano paint and a preparation method thereof. The high-efficiency environment-friendly antibacterial mould-proof inorganic composite nano paint comprises the following components in percentage by weight: 0.5 to 5 percent of wetting dispersant, 0.01 to 20 percent of inorganic composite nano antibacterial agent concentrated pulp, 0.5 to 10 percent of hydrophobing agent, 0.5 to 10 percent of anionic powder, 0.5 to 8 percent of film-forming aid, 0.1 to 2 percent of anti-settling agent, 0.8 to 10 percent of antifreezing agent, 0.1 to 3 percent of defoaming agent, 4 to 30 percent of pigment, 0 to 30 percent of filler, 15 to 45 percent of emulsion, 0.1 to 4 percent of thickening agent, 0.1 to 3 percent of flatting agent, 0 to 3 percent of pH regulator and 0.5 to 45 percent of water. The high-efficiency environment-friendly antibacterial mould-proof inorganic composite nano paint is mainly prepared by adding the inorganic composite nano antibacterial agent into the basic materials, so that the paint has the coating characteristic of high performance, is low is cost, and has a function of purifying air, can eliminate harmful gas volatile organic compounds (VOC), formaldehyde and the like and also has a durable and high-efficiency antibacterial mould-proof function, so that the sterilizing rate within 6 hours reaches 100 percent and the mould-proof grade reaches the first grade. By the high-efficiency environment-friendly antibacterial mould-proof inorganic composite nano paint and the preparation method thereof, self-cleaning performance, hydrophobicity, scrubbing resistance, dirt resistance and weather resistance of the coating are improved; and the high-efficiency and durable antibacterial and mould-proof effect is achieved.

Bioadhesive sticker tablets which are applied directly to vaginal, rectal and/or oral mucosa are described herein. In one embodiment, the sticker tablets are applied directly to ulcers or lesions in the oral cavity. The compositions adhere immediately upon administration, swell over time, and remain adherent to the ulcer or lesion for at least 60 minutes. The compositions can be in the form of single layer, double layer, or multilayer sticker tablets. The compositions provide immediate pain relief to the patient and promote rapid healing of the ulcer or lesion. The sticker tablet compositions contain one or more bioadhesive polymers. In one embodiment, the polymers are crosslinked polycarboxylic acids and polyols. The compositions contain at least one herbal agent and/or irritating compound, and optionally, a non-herbal active agent. The compositions can deliver an non-irritating effective dose of the agent for at least 60 minutes. The compositions described herein are stable upon storage for six months or longer.

The invention discloses an anionic water-based non-curing rubber asphalt waterproof coating and a preparation method thereof. The preparation method comprises the steps that 85-95 parts by mass of anionic rubber modified asphalt emulsion, 2-5 parts by mass of anionic SBR latex, 4-7 parts by mass of anionic neoprene latex, 0.1-1 part by mass of hydrophobing agent and 0.5-2.5 parts by mass of permeability-reducing agent are stirred and mixed to be uniform to obtain a component A; inorganic salt is dissolved in water, an inorganic salt solution with the concentration being 10% to 30% is prepared, and a component B is obtained; the component A and the component B are sprayed and mixed through a spraying gun according to the mass ratio being (5-15):1, and the anionic water-based non-curing rubber asphalt waterproof coating is obtained, wherein the anionic rubber modified asphalt emulsion is prepared by emulsifying matrix asphalt, a tackifier, rubber elastomers, an anionic emulsifier, a stabilizer, a PH modifier and water through a colloid mill. The product is stable in storage, environmentally friendly, free of pollution, good in non-curing effect, high in waterproof performance and simple in process.

The invention relates to a preparation method and application of electrospinning nanofiber. The preparation method is as follows: synthetic and/or natural polymer materials are dissolved in a volatilesolvent under normal temperature and normal pressure, functional substances are added, and nanofibers are obtained by electrospinning; the functional substances comprise, but are not limited to an odor substance, an organic fluorescent compound, a pigment, a temperature sensitive luminescent and color changing material, a cell growth factor, a hemostatic substance, one or a plurality of nutrientsincluding hyaluronic acid, collagen, and the like which promote skin growth. The nanofiber made by electrospinning has the special effects of sterilization, aromatic odor, fluorescent luminescence, multiple colors, temperature sensitive luminescence and color-changing, promoting wound healing, promoting inhibition and interfering with body function, maintaining skin cell vitality and the like. The method can be used in air purification, automotive air purification, fresh air systems, medical, beauty care, and other nanofiber products.

The present invention relates to high solid content vinyl acetate-ethylene copolymer latex for binder and the synthetic method, including 55 to 75 portion of vinyl acetate, 24 to 45 portion of ethylene, 3 to 5 portion of N-methylol acrylamide, 2 to 4 portion of PVA1788 and PVA0588, 0.4 to 1.0 portion of the compound of nonionic emulsifying agent nonyl phenol polyoxyethylene alkyl ether and anion emulsifying agent alkyl sulphate with 2:1 mixture ratio, 0.2 to 1.0 portion of 35 percents oxydol with 1:1 mixture ratio, 0.05 to 0.4 portion of formol zinc sulphate, 0.1 to 0.5 portion of ferrous sulphate, 0.5 to 1.0 portion of regular dodeca-carbon thiol-alcohol, 0.05 to 0.35 portion of potassium phosphate, 0.1 to 0.5 portion of sodium bicarbonate and 45 to 55 portion of de-ionized water. With the adoption of latex polymerization, low-residual monomer VAE latex with solid content more than 65 percents is synthesized, which is used as binder to be applied in timber processing industry and packaging industry.

Non-flammable, VOC-free organosilane quaternary ammonium compositions are provided in the form of pure or substantially pure water-soluble products that have bactericidal, fungicidal and viricidal activity and which are capable of bonding to various surfaces to form durable hydrophobic coatings. The resulting compositions are free of unreacted chloropropyltrialkoxysilanes, alkylamines and organic solvents that would otherwise provide flammable, corrosive, and/or toxic properties thereby inhibiting their safe and effective use in surface care, personal care and coating products.

The present invention is water absorbing gel fire extinguishing agent of high-hydroscopicity resin and its application, and aims at raising water-maintaining and fire extinguishing performance and saving water. The present invention features that high-hydroscopicity resin comprising synthetic resin, starch and fiber as the kernel components is mixed with water to form the fire extinguishing agent, which is used via traditional fire nozzle. When used, the high-hydroscopicity resin may be mixed with great amount of water for half an hour to create water absorbed gel sprayed with fire nozzle to the fire; or the high-hydroscopicity resin powder may be mixed with great amount of water and sprayed to the fire to form fire extinguishing gel in 15-60 sec; or the high-hydroscopicity resin may be mixed with some organic solvent and sprayed together with water to the fire; or fine high-hydroscopicity resin powder may be spread and water is sprayed to form fire extinguishing gel.

The invention relates to a graphene-containing metal surface treatment agent and a preparation method of an anti-corrosion coating thereof. Graphene oxide is prepared by a chemical oxidation method, and the graphene oxide is subjected to surface modification and reduction so as to obtain good compatibility with a metal surface treatment agent; and the graphene is added into the metal surface treatment agent according to a certain proportion. The treatment agent contains A) waterborne resin, for example, waterborne polyurethane and waterborne acrylic resin; B) a coupling agent, for example, a silane coupling agent and a titanate coupling agent; and C) graphene, wherein the surface state can be graphene oxide, reduced graphene oxide or graphene subjected to surface chemical modification. After the surface treatment agent containing uniformly dispersed graphene, a film is formed on the surface of a metal substrate by a rod coating method, and the film is dried at a certain temperature to obtain a graphene-reinforced composite coating. An electrochemical impedance test method proves that the composite coating has ultrahigh corrosion resistance.

The invention relates to a polyurethane elastomer shock absorber material and a preparation method. The present invention is formed by the following three components (A), (B) and (C) through the polymerization reaction of two steps. This elastomeric material has excellent mechanical properties and an extremely stable stiffness retention over the temperature range of use. Wherein (A) polymer polyol, (B) polyisocyanate, (C) low-molecular polyol, ammonia chain-extending cross-linking agent, adopted the optimal combination of polyether and polyester in (A), the present invention is used for The application of elastomer cushioning and shock absorption can greatly reduce the volume and weight of equipment shock absorption system components, and solve the problem of polyurethane elastomer material stiffness despite large temperature changes. Biodegradability, thereby expanding the application range of polyurethane materials in elastomer shock absorption.

The present invention discloses a two-component adhesion promoter composition for surface pretreatment, comprising two components, the first component, K1, comprising at least one hydrolyzable adhesion promoter substance A which is selected from the group comprising organosilicon compounds, organotitanium compounds, organozirconium compounds, and mixtures thereof; and the second component, K2, comprising at least one compound B which reacts with the adhesion promoter substance A or triggers or catalyzes condensation of the adhesion promoter substance A, and the first and the second components in the unopened state being present in two compartments (1, 2) separated from one another by at least one dividing wall (3). Additionally disclosed are the use of a pack (5) having two compartments (1, 2) which are separated from one another by a dividing wall, and a package (6) composed of a pack (5) and of a two-component adhesion promoter composition, in the compartments (1, 2) separated from one another by a dividing wall 3.

The invention relates to a novel organosilicon carrier system for biological agents that is produced via a simple, stable and reproducible preparation process that is capable of maintaining tertiary protein structure and biological activity of the proteins and/or other biological agents in the mixture, whereby the carrier system is obtainable by mixing one or more organosilicon compounds, selected from the group comprising organosilicon, sugar organosilicon, amino sugar organosilicon compounds, their derivatives, salts and/or the vesicles formed from them, with one or more biological agents, selected from the group comprising antigens, preantigens, antigen conjugates, antibodies, pre-antibodies, antibody conjugates, allergens, allergen extracts, nucleic acids, plasmids, proteins, peptides, pharmaceutical agents, immunologically active substances and/or cosmetics, in solution at a pH value between 7 and 8, preferably 7.4, followed by homogenisation or sonication of the mixture, followed by sterile filtration of the mixture, followed by lyophilisation.

The invention provides a high temperature-resistant composite inorganic binder, as well as a preparation method and an application thereof. The binder is a waterborne binder containing aluminum dihydrogen phosphate, zirconium sol and water. The binder comprises the following components in percentage by weight: 10-70% of aluminum dihydrogen phosphate, 10-80% of zirconium sol and 0-80% of water. The preparation method comprises the following steps: weighing the aluminum dihydrogen phosphate, the zirconium sol and the water according to the proportion, uniformly mixing under the conditions that the temperature is 20 DEG C-100 DEG C and the stirring speed is 200rpm-1000rpm, cooling and then obtaining the required high temperature-resistant composite inorganic binder. The binder has excellent high temperature resistance and can withstand the temperature of 2000 DEG C for a long time. The high temperature-resistant composite inorganic binder can be used for high temperature-resistant materials, ceramic coatings, fireproof materials, ceramic materials, high-temperature kiln repair materials, refractory materials, flame-retardant materials, high temperature-resistant adhesives and the like.

The present invention belongs to the field of inorganic metal oxide, and is especially process of preparing nanometer titania/silica photocatalyst sol and transparent photocatalyzing film. The anatase type nanometer titania/silica photocatalyst sol is prepared with inorganic low concentration titanium compound solution as material at normal pressure and 40-100 deg.c. The sol has high hydrophilicity, high photocatalyzing activity, high transparency and particle size of 15-30 nm. The sol may be painted onto substrate of different properties to form self-cleaning transparent photocatalyzing film with high hardness and high antifouling and antiseptic performance. The sol has high stability, small and homogeneous size and high performance; and the preparation process has low cost and simple operation and is suitable for large scale production and application.

The structure includes following parts: a case body possessing a sliding slot, an accommodating flute and a joint side; button part setup on the case body possessing a extension part parallel to joint side and extended outwards; structure of multiple clip buckles connected to extended part of the button part protruded out of the joint side and accommodated inside the flute; external cover of the body case, the cover possessing a slip sheet for limiting moving direction, and the cover also having multiple notches of clip buckle, which is matched to the structure of multiple clip buckles to lock the cover on the case.

A photocurable ink composition set includes ink composition A and ink composition B. Ink composition A contains a dendritic polymer and an monomer expressed by general formula (1): CH₂═CR¹—COO—R²—O—CH═CH—R³. Ink composition B contains a coloring agent and a monomer expressed by general formula (1). In the formula (1), R¹ represents a hydrogen atom or a methyl group, R² represents an organic moiety having a carbon number in the range of 2 to 20, and R³ represents a hydrogen atom or an organic moiety having a carbon number in the range of 1 to 11.

The invention relates to a water-based extinguishing agent with solidification and foaming characteristics and a preparation method of the water-based extinguishing agent. The water-based extinguishing agent with the solidification and foaming characteristics comprises the following substances by mass: 5-40 parts of organic or inorganic burning-resistant material which can be solidified and foamed after being heated, 0.1-2 parts of surfactant, 0.1-1 parts of water-soluble thickener, and 57-94 parts of water. The preparation method of the water-based extinguishing agent comprises the following steps: levigating the organic or inorganic burning-resistant material which can be solidified and foamed after being heated in a pulverizer to be 1250 meshes above, sufficiently dispersing, wetting and mixing the powder with the surfactant in a high-speed dispersing homogenizer, and then uniformly mixing with a water solution of the water-soluble thickener in a mixing tank. The water-based extinguishing agent can be uniformly dispersed in water and stably stored, quickly laid on the oil surface, stably suspended, and foamed to be films after being heated and accumulatively cover the surface. The water-based extinguishing agent has the advantage of special long anti-burning time, so that the water-based extinguishing agent is especially suitable for extinguishment and rescue for ultra-large type oil tanks.

Resin compositions which contain a compound having at least two epoxy and/or thiirane groups in the molecule (ingredient (1)) and a specific ionic liquid (ingredient (2)), as combined, are practicable resin compositions which comprise constitutive elements of readily available materials and have well-balanced suitable curing capability and storage stability. Preferably, the ionic liquid (ingredient (2)) comprises a combination of an ammonium cation or phosphonium cation and a carboxylate anion.

An actinic ray curable composition containing a quinacridone pigment; a dispersant; a cationically polymerizable monomer; a photo acid generator; and a quinacridone derivative.