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 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.

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.

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.

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 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.