63results about How to "Slow drying" patented technology

A patch comprising a matrix having adhesive properties in the dry state and containing at least one active substance, said matrix being attached via one face to a backing and being for application via its other face to the skin. Said backing is selected in such a manner as to be capable of containing a predetermined liquid suitable for dissolving at least in part the active substance(s) contained in the matrix, and said matrix is permeable to the liquid.

The invention relates to a coating material for protection against microorganism invasion on surfaces which are exposed to the effects of damp or water. The coating material has either a pH-value of at least 11.0 or is provide with a base material for the coating whereby the pH-value is at least 11. The coating material is characterized in that it contains a biocide which bonds to solid particles in a carrier material and is released in a delayed manner therefrom.

A printing ink composition is provided comprising water, a coloring agent and at least two types of polyoxyalkylene glycol alkylethers each having at least one oxyalkylene in its polyoxyalkylene group, wherein at least one of the polyoxyalkylene glycol alkylethers is polypropylene glycol-n-butyl ether having three or more oxypropylenes in its molecule. This printing ink composition can inhibit color bleeding not only on a printing medium specifically designed for ink-jet printing but also on plain paper.

The invention discloses a top coating for a coating layer of a double-sided coating white board as well as a preparation method and application thereof. As the top coating, the double-sided coating white board after being applied and coated by a coating machine not only is suitable for high-grade printing but also is suitable for vacuum forming. The top coating comprises the following components in parts by mass: 20 to 50 parts of kaolin, 50 to 80 parts of calcium carbonate, 10 to 18 parts of latex and 25 to 35 parts of water. The top coating also contains the components of a dispersant, a lubricant, a water repellent agent, a bactericide, a pH regulator and a functional assistant of 0.6 to 3.0 parts by mass of PC4200 soybean protein. By adding the functional assistant, the closure property of the coating layer can be opened, the covering property of the coating is enhanced, the use quantity of wood pulp is reduced, the smoothness of finished paper is lowered, and the infiltration of vacuum forming oil is benefited. The coating is applied and coated on a paperboard by the coating machine, can enable the paperboard to have favorable printing ink acceptance, improves the covering property of a paper face greatly and has lower smoothness and roughness and favorable printing adaptability.

The invention relates to a preparation method of a graphene oxide modified waterborne polyurethane anti-corrosive emulsion, relating to the technical field of preparation of aqueous coatings. The preparation method comprises the following steps: firstly, mixing N,N-dimethylformamide, graphene oxide, a catalyst and glycidyl neocyanate to react to obtain modified graphene oxide; then mixing the graphene oxide, isophorone diisocyanate and polyadipic acid-1,4-butanediol ester, raising the temperature to 85 DEG Ca and then reducing the temperature to 60 DEG C; then adding dibutyltin dilaurate, 5-N-methyl pyrrolidone, epoxy resin, 2,2-dimethylolpropionic acid and trimethylolpropane to react; adding triethylamine to react at the temperature of a reaction material of 60 DEG C; then adding deionized water at 60 DEG C to react; reducing the temperature to 40 DEG C; carrying out filtration; and taking the filtered object to obtain the graphene oxide modified waterborne polyurethane anti-corrosiveemulsion. The shielding capacity of a graphene oxide sheet layer can be further improved by means of hydrophobic effect formed by a long alkyl chain grafted to the surface of graphene oxide.

The invention provides a high performance water-based industrial anti-corrosion coating which comprises the following components by weight: 30-45 parts of water-based epoxy ester resin; 10-25 parts of pigments and fillers; 10-25 parts of a non-chromium antirust pigment; 0.5-1 part of water-based anti-settling agent BENTONE DE; 0.5-1.5 parts of dispersing agent NUOSPERSE FX 365; 0.3-1 part of defoaming agent DAPR0DF 1181; 1-2 parts of a water-based drier; 0.5-2.5 parts of water-based wax slurry DeuWax W-2340; 0.3-0.5 parts of leveling agent RHEOLATE FX1070; 0.1-0.8 part of anti flash rust agent NALZIN FA179; and 15-25 parts of deionized water. The high performance water-based industrial anti-corrosion coating has good chemical resistance, water resistance and salt fog resistance, and wide application range.

The invention discloses a method of transplanting a camphor tree. The technical solution thereof has the following key points: the method comprises the process of preparation before transplanting, digging the seedlings, trimming before transplanting, seedling transportation, digging planting holes, sterilization and insecticidal treatment on the planting holes, transplanting, management after transplanting, and spraying of mixed thiophanate and deltamethrin in one week after the transplanting. A straw rope can maintain sufficient water of the seedlings in the seedling digging process, thereby avoiding the problem of dry roots due to lack of water in the transportation process; the seedlings can be protected well, and then the survival rate after transplanting is high.

The present invention discloses a composition and method for repairing scratches to vehicles and other products which have clear-coat finishes. The composition contains a clear-coat combined with a reducer, to which a hardener is added before application. The threshold proportions of the composition are critical to the composition's effectiveness as they produce a long drying time and a fast cure time. This enables the composition to be worked-into the clear-coat surface for sufficient time to obtain excellent coverage, and to cure quickly after it is applied. The composition can be reapplied as often as desired.

A method for producing concentrated flour from wine grape pomace that includes obtaining an amount of wine grape pomace having moisture content from 50-80% and drying the wine grape pomace at a maximum 70° C. over a time period of 24-48 hours. Upon the completion of the drying step, the dried wine grape pomace is screened to remove stems, seeds and milled into flour through a 100 US mesh.

A printing ink composition is provided comprising water, a coloring agent and at least two types of polyalkylene glycol alkyl ethers each having at least one oxyalkylene in its polyoxyalkylene group, wherein at least one of the polyalkylene glycol alkyl ethers is polypropylene glycol n-butyl ether having three or more oxypropylenes in its molecule. This printing ink composition can inhibit color bleeding not only on a printing medium specifically designed for ink-jet printing but also on plain paper.

The invention discloses a grain continuous drying machine and a grain continuous drying method. The grain drying machine shapes like a cuboid and is mainly composed of a preheating layer, air inlet layers, air exhaust layers, a material distributor and material discharge hoppers, a discharge device, air blowers, heat exchangers, water content instruments, etc. The drying machine is arranged from top to bottom as the follows: the vibration material distributor, the preheating layer, the air inlet layers, the air exhaust layers, drying layers, the air exhaust layers, the material discharge hoppers, material discharge mouths and a rock block material discharge quantity control device. The continuous drying method includes the following processing processes: a. uniform material distribution processing process; b, concurrent-flow and countercurrent-flow combined drying process; c, online control of drying medium working condition parameters; d, temperature control of the drying machine exhaust; and e, water content online control during the drying process of grains. The beneficial effects of the grain continuous drying machine are as follows: the grain dryer can adapt to different varieties of grain drying, material discharge mouths have relative large sectional area, and the grains are dried evenly and slowly. Thus the drying system can improve the drying device output and at the same time can improve the drying quality of grains and reduce the non-uniform degree of water content, which is beneficial to the continuous drying of grains.

The invention relates to a gel injection molding technology of a large-sized and complicated-shape silicon carbide ceramic biscuit, belonging to the technical field of a material preparation. In the technology, the large-sized and complicated-shape SiC ceramic biscuit can be prepared by seven steps of preparing premixing liquid, preparing slurry, defoaming the slurry, adding an initiating agent and a catalyst, injecting and molding, drying a biscuit body and degreasing the biscuit. The invention can ensure that a plurality of technological difficulties of difficult preparation of high-solid-phase content slurry, difficult gelation time control of the slurry, difficult demolding and drying and the like in the course of preparing the large-sized and complicated-shape SiC ceramic biscuit by adopting the gel injection molding technology are solved; and the preparation of the complicated-shape SiC ceramic biscuit of 1m of magnitude order is realized.

The invention provides a colorant composition, which comprises an agent A and an agent B, wherein the agent A comprises the following components in parts by weight: 5-50 parts of aqueous resin, 5-50 parts of alcohol solvent, 5-50 parts of alcohol ether solvent, 0.1-1 part of pH regulator, 0.1-5 parts of thickening agent, 0.1-2 parts of flatting agent, and 10-50 parts of water; the agent B comprises 100 parts of water-soluble color concentrate in weight. The colorant composition provided by the invention is an aqueous colorant; the agent A is a main colorant; the agent A contains aqueous resin; the drying speed of the colorant composition is slowed in the presence of aqueous resin, therefore, the wiping time is proper; the colorant composition provided by the invention is applied to large-area construction; the agent A is free from organic solvents, such as benzene series; the construction taste is little; the colorant composition provided by the invention is lower in health hazard to operators and also lower in environmental pollution; the agent B is the aqueous coloring solution and high in solid content; the agent B and the agent A are good in compatibility, and therefore, the prepared colorant composition is free from decolouration and color separation.

A light weight, molded foot wear carrier consists of a body forming two open cavities with a dividing wall between the cavities. Each body formed cavity is open on a top end there of for easy footwear insertion. The carrier has straps, which may be adjustable, to hold the footwear in a secure position inside the carrier, with one strap extending across each opening for each cavity. The footwear is held upright for ease of insertion and removal. The straps may be formed as elastomeric straps that may be adjustable to hold footwear of various geometries.

The present invention provides a translucent, acrylic based plaster composition, particularly for coating wall surfaces. The composition provides a mottled surface effect.

An investment casting method involves producing a casting shell by applying a hardenable slurry to a sacrificial pattern. To hasten the hardening of the slurry into the shell, a stucco coat including a desiccant material having a high surface area is subsequently applied to the slurry.

Methods of manufacturing a ceramic sheet and a gas sensing element are disclosed. At least ceramic powder, a binder and a plasticizer are blended and mixed in slurry. The slurry is formed into unfired green sheets, on which paste is printed. Each of the unfired green sheets has porosity greater than 5%. In the manufacturing methods, the unfired green sheets are pressurized with a pressure of 10 MPa at a temperature above 60° C., after which the paste is printed on surfaces of the unfired green sheets. In the method of manufacturing the gas sensing element, a shielding layer, a porous diffusion resistance layer and the unfired green sheets for a sensing layer, a reference gas airspace forming layer and a heating layer are stacked to form a stacked ceramic body, whish is fired to obtain the gas sensing element.

The invention provides a water-resistant paint composition which comprises the following components in parts by weight: 10 parts of modified polyurethane resin emulsion, 16 parts of modified diphenylmethane diisocyanate, 15 parts of alkyd resin, 6 parts of alumina powder with the granularity of 1000 meshes, 5 parts of nano bentonite, 3 parts of mica powder, 4 parts of dispersing agent, 6 parts of trimethyl hexamethylenediamine, 4 parts of vegetable oil, 4 parts of defoaming agent, 3 parts of zinc sulfate and 35 parts of deionized water. The modified polyurethane resin emulsion, modified diphenylmethane diisocyanate and alkyd resin are used as film forming matters of the paint, thereby effectively enhancing the hydrophobicity, hardness and service life of the coated film.

An electrode manufacturing apparatus (100) is provided with an unwinding unit (10), a first oven end unit (20), a drying oven (30), a second oven end unit (80), and a winding unit (90). The first oven end unit (20) is provided with a first coating unit (27) that coats a first side of an electrode foil (2) and a second coating unit (28) that coats a second side of the electrode foil (2). The electrode manufacturing apparatus (100) is further provided with turn-back roller pairs (25), (26), (85), (86) that invert an advancement direction of the electrode foil and displace a width direction position of the electrode foil by turning the electrode foil back at an angle. As a result, the coated electrode foil (2) reciprocates through the interior of the drying oven (30) at least one and a half times.

The invention provides boron-free non-toxic toy ultralight clay and a preparation method thereof, and belongs to the technical field of toys for children. The boron-free non-toxic toy ultralight clay is prepared from the following raw materials by mass: 8-12% of polyvinyl alcohol, 6-10% of chitosan, 1-10% of citral, 0.5-6% of modified calcium carbonate, 5-15% of expandable microspheres, 3-10% of glycerin, and the balance of water. The invention provides a novel boron-free, non-toxic and environment-friendly ultralight clay formula, solves the problem of poor performance of boron-free clay at present, and has the characteristics of safety, no boron, environmental protection, safety, no sticking to hands, fineness, strong shaping capability, good tensile property, low drying speed and good hand feeling.

A seed germinating container allowing germination of seeds under controlled circumstances. The container may make use of a lid containing an opening covered by a mesh strainer allowing for easy removal of water during washing of seeds. The opening is sealable with a cover which may be opened to a variable degree. A seed elevating mesh may support the seeds at a controlled height above the bottom of the container. A porous seed bag containing a measured portion of seeds may be inserted into the germinator for further precision and cleanliness of the germination container.

The invention discloses a Shenghongqingre granule and its producing method which is produced by following material by weight: Ageratum conyzoides, forsythia suspensa, herba bidentis pilosae, Hongmuxiang; the producing method is: extracting above four drugs twice in water to get extract, collecting volatile oil; filtering the extract, concentrating to dense cream, spray drying, producing to granule with proper amount of cane sugar and dextrin, straightening granulating, injecting all of collected volatile oil, producing granule containing sugar; or concentrating the extract to dense cream, spray drying, mixing with proper amount of dextrin and stevio to form granule, straightening granulating, injecting all of collected volatile oil, producing granule not containing cane sugar. The invention only extracts effective components, removing other non-drug components, meanwhile the extracting process can kill the infected microbe of the crude drugs with additive production steps. The invention has a high concentration of effective component, a good curative effect and a simple craft.

The invention discloses an antiseptic treatment device for bamboo-woven artware. The antiseptic treatment device comprises a soaking barrel, a supporting rod is fixedly connected to the soaking barrel, a supporting plate is fixedly connected to the supporting rod, a first lifting rod is slidably connected to the supporting plate, and a fixing box is rotatably connected to one end of the first lifting rod; and a plurality of water inlet holes are formed in the fixing box, a fixing shell is fixedly connected to the supporting plate, a positioning rod is slidably connected to the interior of the fixing shell, and a sliding disc is fixedly connected to one end of the positioning rod. The invention relates to the technical field of bamboo-woven artware. According to the antiseptic treatment device for bamboo-woven artware, after the fixed shell is moved out of the soaking liquid, the electric telescopic rod drives the collision block to collide with the fixed shell so that the fixed shell vibrates, and the soaking liquid on the fixed shell and the bamboo-woven artware quickly drops into the soaking barrel; waste of soaking liquid is avoided, a large amount of soaking liquid is prevented from being attached to the surface of the bamboo-woven artware, and the air-drying speed of the bamboo-woven artware is low.

The invention discloses high-strength and high-toughness waterborne antifouling metal baking paint and a preparation method thereof, and discloses an epoxy-hyperbranched organic silicon modified acrylic acid polyurethane resin and preparation method thereof. The high-strength and high-toughness waterborne antifouling metal baking paint comprises the epoxy-hyperbranched organic silicon modified acrylic acid polyurethane resin, polyester resin, saturated polyester polyols, cross-linking agents, adhesion promoters, wetting leveling agents, ethylene glycol tert-butyl ether, neutralizers, catalysts, flash rust inhibitors, defoaming agents and the balance water. The invention further discloses a preparation method of the high-strength and high-toughness waterborne antifouling metal baking paint.The waterborne antifouling metal baking paint has the advantages that the paint is high in hardness and toughness, resistant to water, chemistry, oil, abrasion, weather and salt fog and the like. Thepaint film performance of the waterborne metal baking paint is greatly improved, and use range is greatly widened.

The invention relates to the technical field of high polymer materials and particularly discloses to a preparation method of slow-drying waterborne acrylic resin. The preparation method comprises thesteps that a reactor filled with an emulsifier and inorganic salt is heated up to 40-50 DEG C, pre-emulsion composed of an acrylate hard monomer, an acrylate soft monomer and a cross-linking agent isadded, after even dispersing, the temperature is increased to 80-82 DEG C for a constant-temperature reaction, after the reaction is completed, the temperature is decreased to 40 DEG C, pH is adjusted, and filtering is conducted to obtain the slow-drying waterborne acrylic resin. The defects of the prior art are overcome, a production formula and a production method of the waterborne acrylic resinare optimized, the drying speed of the acrylic resin is decreased, and the performance of the acrylic resin is improved.

The invention discloses high-flexibility relievo paint. The high-flexibility relievo paint is prepared from the following raw materials in parts by weight: 150-200 g of deionized water, 60-70 g of a pure acrylic emulsion, 550-650 g of coarse whiting, 70-90 g of talcum powder, 30-40 g of a hydroxyethyl methyl cellulose water solution, 10-20 g of a lignocellulose water solution, 4-6 g of a film-forming additive, 1.5-2.5 g of an anti-corrosion disinfectant, 1.8-2.2 g of a dispersant, 1.8-2.2 g of a wetting agent, 3.5-4.5 g of a thickening agent and 9-11 g of ethylene glycol, wherein the hydroxyethyl methyl cellulose water solution is prepared by dissolving 2-4% hydroxyethyl methyl cellulose in water; the lignocellulose water solution is prepared by dissolving 1-3% lignocellulose in water. The invention further discloses a process for preparing a high-flexibility relievo paint. The relievo paint is low in drying speed, good in flexibility, free from cracking during construction and excellent in surface vision.

The invention relates to the technical field of acrylic fabric dyeing, in particular to an acrylic fabric cationic dyeing pad dyeing process. The acrylic fabric cationic dyeing pad dyeing process comprises the following steps of (1) padding a fabric in a heated dye liquor, wherein the dye liquor is a cationic dye solution with the concentration of 1-130 g / L, the pH value of the dye liquor is 4-5, and the amount of liquid carried by the fabric after padding is 30%-80%; (2) directly steaming the fabric padded with the dye liquor, wherein the steaming temperature is 100-102 DEG C; (3) washing; and (4) drying. According to the process, continuous dyeing processing is adopted, the production efficiency is high, the production period can be shortened, the process is suitable for dyeing of large-batch fabrics, and acrylic fabric products which are consistent in colored light, full in cloth cover and excellent in color fastness index can be obtained through the process. In addition, the process does not affect the dye uptake and color fastness of other fibers in the blended fabric.

The invention relates to environmental-friendly diatom ooze ink. The ink is prepared from, by weight, 10-20 parts of liquid supernatant of the flowers and leaves of Lantana camara L, 3-15 parts of liquid supernatant of the flowers and leaves of Pelargonium hortorum Bailey, 1-10 parts of liquid supernatant of the flowers and leaves of lavender, 5-10 parts of bamboo charcoal powder, 350-450 parts of deionized water, 15-20 parts of antifreezing cosolvent, 1-3 parts of wetting agent, 1-4 parts of dispersing agent, 140-165 parts of carbon black powder, 40-60 parts of tubular diatomite, 30-40 parts of nanometer titanium dioxide, 140-160 parts of emulsion, 10-20 parts of coalescing agent, 1-5 parts of nanometer zinc dioxide and 0.4-0.8 part of thickening agent. According to the ink, pure natural liquid supernatant of the flowers and leaves of Lantana camara L, Pelargonium hortorum Bailey and lavender are used as one of main ingredients, the ink is prepared according to a certain preparation technology, when a picture is drawn or calligraphy is written with the ink, the ink smell not only achieves the effects of preventing and dispelling booklices, but also has the functions of mildew prevention, bacteria prevention, moisture protection, freeze protection, slow drying protection, wetting and the like.

The invention is applicable to the technical field of production of automotive trim coating parts, and discloses constant-temperature dehumidification device and process. The constant-temperature dehumidification device comprises a cooling-water machine, a surface cooling box, a dehumidifier and a dehumidification chamber. The water cooling machine is connected to the surface air cooling box, thesurface air cooling box is connected to the dehumidifier, a first air inlet pipe of the surface air cooling box communicates with the dehumidification chamber, a first air outlet pipe of the surface air cooling box is connected to the dehumidifier, a second air outlet pipe of the dehumidifier is connected to a heating device, and a third air outlet pipe of the heating device communicates with thedehumidification chamber. And after cooling and noise reduction, the dehumidification effect is better.

The invention discloses a machining technology for fusing wood into resin. In order to overcome the defects in the prior art, the machining technology for fusing the wood into the resin is provided. The machining technology includes the following steps that S1, production equipment and raw materials are prepared; S2, the resin and a curing agent are poured into a container according to the proportion of 3:1, a glass bar is used for stirring the mixture, the mixture is poured into a designated container or die in a non-drawing shape, the mixture is solidified into a solid (solid or liquid pigments, gold powder, silver powder, luminous powder, pearl powder, rosewood flour, cracked cobblestones and the like can be added according to needs) after drying is conducted by 48 h, after solidification is conducted for a certain time period, an oil painting brush, an egg beater and the like can be used for making different fine art pictures; and S3, after the second step is completed, the formedsolid material is taken out from the die for surface cleaning, and the cleaning manner includes the first cleaning manner that die forming is directly conducted, only surface layer treatment, polishing, waxing or direct oily material (wax oil) spraying or oil paint spraying are needed, and the effect of the smooth surface is achieved.