82results about How to "Good anti-corrosion effect" patented technology

The invention provides a sugar-free ferment and a preparation method thereof. The preparation method comprises the following steps: respectively pulping food materials with low glycemic indexes, mixing and adding sulfur dioxide and pectinase; regulating the sugar degree to 8-14% and regulating the pH to 4-5; adding a microbial strain to ferment, wherein the adding dosage of the microbial strain is 1*10<8> to 3*10<8> CFU / mL; filtering via a coarse filter screen, filtering via a filter bag, and ageing in a sealed container at 15-20 DEG C for 1-2 months; selecting different manners to carry out posttreatment according to different sugar contents; adding sugar alcohol, oligosaccharide and a sweetening agent for compounding, filtering and sterilizing via a microfiltration membrane, and aseptic filling to obtain the sugar-free ferment. The invention further provides a sugar-free ferment, which is prepared by the preparation method. The sugar-free ferment provided by the invention has a good taste, is a sugar-free ferment product capable of meeting the standards of sugar-free food and is suitable for diabetes, obesity patients and people enjoying beauty and being afraid of becoming fat.

The invention provides an antiseptic wear-resisting freezing adhesion-resisting one coat paint which comprises a component A and a component B, wherein the component A comprises the following materials in percentage by weight: 10-40% of isocyanate, 30-75% of amine terminated polyether, 1-15% of fluorine-containing siloxane and 5-25% of anhydrous butylacetate; and the component B comprises the following materials in percentage by weight: 15%-55% of steric hindrance type alkyl secondary amine, 1%-15% of nano freezing adhesion-resisting material, 10%-55% of pigment and filler, 0.5%-2.5% of dispersing agent, 0-2% of thixotropic agent, 0-3% of ultraviolet absorber and 5%-30% of solvent. The antiseptic wear-resisting freezing adhesion-resisting one coat paint provided by the invention is double-component paint comprising a curing agent component and an auxiliary component; and a spraying process is mainly adopted, so that the formed functional coating has the advantages of good antiseptic effect, abradability and freezing adhesion resistance, thus the paint is especially suitable for occasions in which requirements on wear-resistance, corrosion resistance and freezing adhesion resistance are high, such as heavy-duty vehicle coating, wind turbine blades and the like.

The invention provides an aqueous polyaniline anti-corrosive paint and a preparation method thereof, belongs to the technical field of paint, and is used for solving the problem that the traditional polyaniline anti-corrosive paint causes pollution to the environment and harms the human body. The paint comprises a component A and a component B, wherein the component A comprises 22-45 parts by weight of epoxy resin, 2-10 parts by weight of aqueous film-forming cosolvent, 25-50 parts by weight of deionized water, 0.1-3 parts by weight of aqueous polyaniline nano fiber powder, 5-30 parts by weight of filler, 0.2-0.8 part by weight of non-ionic surfactant, 0.5-1.5 parts by weight of defoaming agent, 0.2-2.5 parts by weight of aqueous dispersant; and the component B comprises 35-65 parts by weight of aqueous curing agent, 28-62 parts by weight of deionized water and 0.2-5 parts by weight of leveling agent. The aqueous polyaniline anti-corrosive paint is a green and environment-friendly type anti-corrosive paint and has an excellent anti-corrosive property.

The invention relates to an ultraviolet curing paint, and concretely relates to an automatically sprayed ultraviolet curing paint and a preparation method thereof. A disadvantage of present ultraviolet curing paints is that: the curing process is completed in several seconds, and the large contraction makes the formation of the thick coating to be impossible, so the usage of the paints in the anticorrosion field is restricted. The ultraviolet curing paint comprises the following substances, by weight, 100 parts of an oligomer, 20-50 parts of a monomer, 10-30 parts of a coupling agent, 2-10 parts of an acid anhydride, 1-2 parts of a mixed assistant, 10-30 parts of nanometer silica, 3-10 parts of a photoinitiator, 80-200 parts of a solvent and 100-200 parts of a propellent. The ultraviolet curing paint of the invention, which allows a technical problem of ultraviolet curing paints for the equipment anticorrosion to be solved, has the advantages of good anticorrosion effect, convenient construction, no need of compressed air, realization of the automatic spray, simple preparation method, safety, no pollution, fast curing speed, high production efficiency, high film quality, and excellent coating performance.

The invention relates to a nontoxic rust-proof paint and a coating. The nontoxic rust-proof paint is cerous citrate, and has the molecular formula CeC6H5O7.nH2O, wherein n is 1 to 4, the cerous citrate is white, the specific gravity of the cerous citrate is 2.0 to 2.2, the oil absorption amount is 65 to 70 milliliters per g, and the pH is 6 to 7. An anti-corrosive paint comprises the following components by weight portion: 20 to 30 portions of 50 percent epoxy ester, 5 to 20 portions of cerous citrate, 5 to 15 portions of aluminum triphosphate, 5 to 10 portions of zinc molybdate, 5 portions of red iron oxide, 20 to 40 portions of dimethyl benzene, 2 portions of dispersant DA-01, 0.1 portion of antifoaming agent BYK-022, 0.15 portion of cobalt drier, and 6 portions of rare-earth drier. According to the measurement of GB / T1763-79, the salt water resistance (d) of the paint is 45 days; and according to the neutral salt mist (h) experiment of GB / T1771-91, the paint is in good condition after 1,030 hours.

The invention discloses a heat insulation waterproof anti-corrosive paint, which comprises 15-18 parts of polystyrene foam, 15-20 parts of petroleum resin, 6-10 parts of epoxy resin, 20-40 parts of xylene, 6-9 parts of butyl acetate, 8-20 parts of anti-corrosive pigments, 10-20 parts of heat insulation filler, 15-25 parts of heat insulation reinforcing materials, 7-10 parts of plasticizer and 0.5-2 parts of carbon black. The paint of the invention has good heat insulation, waterproof and anti-corrosive effects and is widely applicable to various buried pipelines, chemical pipelines and devices, steel frame structures, towers, iron products, cement buildings, mining machineries, ships, petrochemical processing storage tanks and environment protection engineering and can be used as the matched primer of various heat insulation paint; and moreover, the paint has loose requirements on the construction surface and can be directly brushed on the surface of a rusty member to realize a good protection effect, and the construction difficulty is low.

The invention relates to an anticorrosive pipe and relative producing method. It is purposed to solve the problems of present technique with high cost, and worse anticorrosive effect. The invention is characterized in that the producing method comprises following steps: (1) making the pipe line needed anti-corrosion reach Sa2.5 level via shot-blast de-rusting or sandblast de-rusting and removing surface dust; (2) plating adhesive agent on the pipe line to be dried naturally; (3) coiling anticorrosive belt and draw belt on the pipe line; (4) processing steam sulfuration in 130-140Deg.C for 15-25 minutes to prepare said anticorrosive pipe. The invention has lower producing cost, better anticorrosive effect and simple process.

The invention discloses a water-based heavy-duty single-component on-rust primer, and a preparation method and application thereof. The water-based heavy-duty single-component on-rust primer is composed of deionized water, a main conversion agent, an auxiliary conversion agent, a penetrant, a film forming assistant, an antifreezing agent, a preservative, a thickener, a filler, a defoaming agent, a dispersing agent, a pH regulator, a film forming material and a substrate wetting agent. The temperature of the used substrate can not be too high, the humidity can not be greater than 85%, the one-time spray coating can not be too thick, and the position for electric welding is reserved. The product is stored at 5-40 DEG C in a ventilating cool dry place, and the construction temperature is preferably 10-40 DEG C. The primer can be applied by brush coating, roller coating, air spraying or airless spraying, the particular mode can be selected according to the on-site construction environment and climate conditions, and brush coating and airless spraying are suggested if conditions permit.

The invention provides a medium-voltage frequency conversion cable for a ship. The medium-voltage frequency conversion cable comprises a conductor, an insulating layer, an inner shielding layer, an isolating layer, an outer shielding layer, a liner layer, an armor layer and a sheath layer which are sequentially arranged outwards from the center, wherein the inner shielding layer is a tinned copper wire totally-braid and composite aluminum-plastics tape inner shielding layer and has the coverage rate of 100 percent; the isolating layer is an extruded polyethylene isolating layer; the outer shielding layer is a galvanized steel wire braid and nylon tape outer shielding layer and has the coverage rate of 60 to 80 percent; and the armor layer is a tinned copper wire braid armor layer and has the braiding density of 84 to 88 percent. According to the medium-voltage frequency conversion cable for the ship, by adoption of braiding and shielding of double layers of different materials, the insulated isolating layer is extruded between the inner shielding layer and the outer shielding layer, so that the cable has a good shielding effect; and moreover, due to the shielding type, the interference of outside low-frequency and high-frequency signals on the cable and the interference of the cable on the outside can be well shielded.

The present invention discloses a fabrication method of a heat exchanger, in particular to a fabrication method of a heat exchanger with erosion-proof coats. The method includes the following steps: (1) parts composing the heat exchanger are processed according to the requirements of a design; (2) the processed parts are coated with erosion-proof coats; (3) after the erosion-proof coats are solidified, the quality of the erosion-proof coats is checked; (4) the parts are assembled, and a heat-exchanging pipe and pipe plates are fixed by applying a method of splicing. Compared with the prior art, because each part composing the heat exchanger first undergoes the erosion-proof process before assembly, the coating of the erosion-proof coat of each part of the heat exchanger produced by the method is thorough, the range of usable coats is wider, the phenomenon of deficiency does not exist, the erosion-proof effect is good, the examination of the erosion-proof quality of the coats is easy, the service life of equipment is long, and the cost of operation is low.

The invention discloses a pectin hydrolysate natural food preservative and a method for preparing the same, and belongs to the technical field of food preservatives. The preservative is prepared by mixing pectin hydrolysates, nisin, natamycin and chitosan, which serve as raw materials, wherein the pectin hydrolysates are prepared by drying pectin extracts. The preparation method comprises the following steps of: water-washing of apple pomace; adjustment of the pH value; leaching of pectin; enzymolysis; filtration; concentration; drying grinding; mixture; and obtaining of the natural food preservative using the pectin hydrolysate as a mina raw material. The preservative of the invention is completely made of natural substances, non-toxic, free of side effects and wide in antibiotic spectrum, and can be used as the food preservative in various fields. The invention also provides the method for preparing the pectin hydrolysate natural food preservative.

The invention relates to a mildew-proof and insect-proof wickerwork treating agent which consists of achyranthes root, coptis chinensis, adenophora stricta, divaricate saposhnikovia root, patrina villosa juss, rhizoma corydalis, rhizoma polygonati, pinellia ternata, paeonia lactiflora, sinomenium acutum, ligusticum wallichii, eucommia ulmoides, common dayflower herb, rehmannia, tea, fritillaria thun-bergli, cortex lycii radicis and water. The mildew-proof and insect-proof wickerwork treating agent provided by the invention is prepared from the Chinese herbal medicinal components, so that the preservative effect is good; in addition, the corrosion prevention period is relatively long, and the mildew-proof and insect-proof effects can reach more than five years.

The invention discloses a non-toxic and antiseptic method of plaited wicker products. The method comprises the following operating steps: (1) putting wicker into peeling liquid, and soaking for 20 to 30 minutes; (2) putting the peeled wicker into antiseptic liquid and soaking for 120 to 150 minutes; and (3) putting the wicker processed in the step (2) into a baking oven, drying to ensure that the moisture content is 35 to 45%, plaiting and molding, and continuously drying to obtain a finished product. The plaited wicker products prepared by the invention are durable, and the antiseptic liquid is non-toxic and environment-friendly, the plaited wicker products can be effectively prevented from being infected with various types of molds in a using process, and the quality of the plaited wicker products can be greatly promoted.

The invention discloses a visco-elastic antiseptic paste, and a preparation method thereof. The visco-elastic antiseptic paste comprises components of, by weight: 10 to 30 parts of low-molecular-weight polyisobutylene, 40 to 60 parts of middle-molecular-weight polyisobutylene, 20 to 50 parts of an inorganic filling material, 0.2 to 0.5 parts of an antioxidant, and 0.0001 to 0.0005 parts of a pigment. According to the invention, low-molecular-weight polyisobutylene, middle-molecular-weight polyisobutylene and the antioxidant are kneaded in a kneading machine; the inorganic filling material is added into the kneading machine, and the mixture is kneaded; the pigment is added into the kneading machine, and the mixture is kneaded; and the obtained mixture is fetched, such that the visco-elastic antiseptic paste is obtained. With the method provided by the invention, the adhesion of the visco-elastic antiseptic paste provided by the invention reaches 0.125N / mm<2>, and the water absorption rate of the visco-elastic antiseptic paste is only 0.03%. With the visco-elastic antiseptic paste, no drop pendent appears under a temperature of 85 DEG C, and no cathode protection dissection or chemical mediator corrosion is occurred during a long-term test. Therefore, the visco-elastic antiseptic paste is suitable to be used in long-term antiseptic protections of metal equipments.

The invention discloses an algae oil DHA soft capsule capable of improving memory and a preparation method thereof, which consists of the following raw materials in parts by weight: 20-35 parts of DHA algae oil, 40-60 parts of gelatin, 50-75 parts of purified water, and glycerin 10‑18 parts, 2‑5 parts of light shielding agent, 1.2‑2.8 parts of preservative. The design of the invention is scientific and reasonable, and the prepared DHA soft capsule has relatively good stability of components, which is convenient for long-term storage, and can well control the hardness and flexibility of the capsule shell, which is helpful for patients to digest and absorb. The operation method is simple and easy, It is convenient to control the large-scale production of the quality of DHA soft capsules.

This invention relates to a collecting board including: a collecting board matrix, a Ni layer on the surface of the board and a golden layer on the surface of the NI layer, in which, said board is a metal material matrix, one Ni layer is formed on the matrix then a golden layer on the Ni layer. Since the Ni layer has good anti-corrosion effect and very well combined with the matrix and the golden layer with good conductivity and small contact resistance.

The invention relates to a globefish collagen facial mask solution and a preparation method thereof. The facial mask solution is prepared from the following raw materials in parts by weight: 5 to 10 parts of a tea fungus fermentation liquor, 1 to 5 parts of globefish skin collagen oligopeptides, 3-10 parts of glycerol, 0.3 to 1.2 parts of hyaluronic acid, 1 to 2 parts of water-soluble camellia oleosa seed oil, 3 to 8 parts of rose water, 0.5 to 1 part of hydroxyethyl urea, 0.5 to 1 part of a tea fungus fermentation film modifier and 60 to 75 parts of deionized water. The tea fungus fermented facial mask solution disclosed by the invention is prepared from the natural substances, the skin can be cleaned and moisturized effectively and also can nourished, damaged cells are repaired, dim anddark skin color is improved, the skin is whitened, and the facial mask solution is a facial mask solution product capable of being used for a long time.

The invention discloses fig oral cavity spray and a preparation method thereof. The fig oral cavity spray is composed of, on the basis of 1000ml, 50 g to 150 g of fig fruit extract freeze-dried powder, 2 g to 6 g of preservative, 40 g to 80 g of absorption promoter and the balance deionized water. The absorption promoter is prepared from Herba Clinopodii Chinensis saponin and cholate. The fig oral cavity spray has the effects of inhibiting bacteria, diminishing inflammation, stopping bleeding, smoothing the throat, removing odors and the like, is convenient to use and meets the needs of modern people for oral hygiene and health. The preparation method of the fig oral cavity spray is easy to operate and control and suitable for industrial production and has high promotional value.

The present invention features that after water, cis-butenedioic anhdride, sodium hypophosphorite, the catalyst comprising ferrous sulfate and hexahydrated cobalt dichloride are added into reactor and mixed homogeneously, the mixture of acrylic acid and hydrogen peroxide is dropped into the reactor and reacted at certain temperature to obtain the required anti-scaling agent. The anti-scaling agent of the present invention is used in ternary composite reservior oil displacing process and can result in anti-scaling rate as high as 90% and excellent anticorrosive effect.

The invention discloses a roadside electronic information checking device which comprises a box body, a bracket and a display screen, wherein the box body comprises a bottom plate, a left side plate, a right side plate, a front side plate, a back side plate, a cover plate, a road gate rod and a road indication screen; a locking bolt penetrates through a countersunk bolt hole I in a connecting plate on the bracket and a bolt hole I in the bottom plate and is locked by a locking screw nut; threaded holes are formed in left and right side plates and the tops of the front and back side plates; the locking bolt penetrates a countersunk bolt hole II in the cover plate and is screwed inside the threaded hole; a concave clamping groove of which the cross section is polygon-shaped is formed in the bolt head; semi-circular columns are respectively arranged on a plurality of corresponding surfaces inside the concave clamping grooves; a hinge pin is arranged in the middle of the concave clamping groove. Components of the roadside electronic information checking device are connected in a manner of being buckled with one another, the bracket and the bottom plate and the cover plate and the top of the box body are connected through irregular anti-theft locking bolts, once electric elements inside the box body are damaged, the locking bolts can be screwed by using a special wrench to dismount steel plates on the box body, and then the electric elements inside the box body can be repaired.

The invention provides a self-repairing anticorrosive polyurethane coating. PPG, IPDI and DMPA are used as main raw materials to synthesize waterborne polyurethane; nano-silicon microspheres are designed and synthesized by using an encapsulation technology with TEOS as a wall material, linseed oil as a core material and polydopamine as a nano-valve; the nano-silicon microspheres are added to the waterborne polyurethane to prepare a primary repairing coating layer; and PPG, IPDI, DMPA, Di-Se and GO are used as main raw materials to synthesize a double-selenium-based waterborne polyurethane / GO secondary repairing coating layer. The polyurethane coating of the invention has the advantages of excellent self-repairing property, good anticorrosion effect, harmlessness to the human body, and no pollution to the environment; and a preparation method of the self-repairing anticorrosive polyurethane coating has the advantages of simplicity and low cost.

The invention discloses a folding fan rib manufacture method which specifically includes the steps of selecting materials, cutting, making big ribs, making small ribs, polishing ribs, burning holes and the like; and according to the folding fan rib manufacture method, rib shelves of folding fans are boiled and dry in the sun to achieve a better effects of insect prevention and corrosion protectionof the rib shelves, in addition, and the rib shelves of the folding fans are produced by baking at the temperature of about 300 DEG C, so that the strength of fan frames after shaping is very high and is more than twice fan frames which are produced by normal grinding apparatus. The folding fan rib manufacture method can greatly prolong the life of the whole folding fan.

The invention relates to a fish model simulation process. The process comprises the following steps of: (1) selecting a practical fish sample or a picture for making a sample drawing; (2) modeling a fish frame with bamboo strips after anticorrosion treatment according to the drawing; (3) selecting various kinds of paper to paste the surface of the fish frame; (4) trimming the rugged surface of the fish body with tools of a file and a whet to smooth and level the surface of the fish body; (5) respectively making and pasting a tail fin, pelvic fins, pectoral fins, an anal fin, caltrop spine, and the like to the corresponding parts of the fish body; (6) finely pasting the surface of the fish body and then pasting scales; (7) making a fish head, mounting teeth and a tongue, pasting a lip and finishing the face; (8) coloring up the fish body according to the body colors of various fishes by adopting a process method of drawing, spraying, brushing, and the like; (9) making fish eyes from transparent plastics and pasting the fish eyes; and (10) polishing and waxing the fish body to improve the durability of the handcraft.

The invention discloses high-elasticity polyurethane wear-resistant paint and a preparation method of the coating of the high-elasticity polyurethane wear-resistant paint. The high-elasticity polyurethane wear-resistant paint comprises priming paint and finishing paint, wherein the priming paint comprises 100 parts of polyurethane prepolymer, 20-35 parts of anti-corrosion auxiliaries, 8-15 parts of curing agent and 50-70 parts of solvent; the finishing paint comprises 100 parts of polyurethane prepolymer, 30-45 parts of anti-corrosion auxiliaries, 8-15 parts of curing agent and 50-70 parts of solvent. The preparation method includes: preparing the priming paint; coating a protection part with the priming paint to obtain high-elasticity polyurethane wear-resistant priming paint coating; preparing the finishing paint; coating the cured priming paint with the finishing paint to obtain high-elasticity polyurethane wear-resistant coating. The high-elasticity polyurethane wear-resistant paint has an anti-corrosion function and an anti-abrasion effect. The preparation method is scientific and practicable in process, and the coating prepared by the method is excellent in anti-abrasion effect.

The invention provides a preparation method of a corrosion inhibitor for methanol gasoline, and belongs to the technical field of metal corrosion prevention. The method comprises the following steps: adding an imidazoline compound, SPAN-80, rosin amine polyoxyethylene ether, sodium alginate, methyl propanediol and ethanol into a reactor, heating the raw materials, preserving the heat, and cooling to room temperature to obtain a mixture I; washing the mixture I by using a sulfuric acid aqueous solution, then washing the mixture I by using a NaOH aqueous solution, and then washing the mixture I by using water to obtain a mixture II; adding succinimide boride, zinc dialkyl dithiophosphate, dipentaerythritol, hydrogenated soybean lecithin, triethylamine, thiosemicarbazide and carboxymethyl chito-oligosaccharide vanillin Schiff base into the mixture II in parts by weight, heating the raw materials, and preserving the heat; then adding a surfactant and a combustion improver, and uniformly stirring to obtain the corrosion inhibitor.

The invention discloses a cation light cured anti-corrosive coating. The coating is prepared from (by wt%) vinyl ether carbamate 10-80, epoxy resin 4-30, cation photoinitiator 0.5-5, assistant 0.1-3, and solvent in balance. By adopting reaction of polyisocyanate and multi-functional vinyl ether to synthesize vinyl ether carbamate with high reactivity, which is used as reactive diluent of epoxy resin curing, system viscosity can be reduced effectively, and light curing reaction speed can be fastened. The inventive coating has low viscosity and good adhesive force, and is especially suitable for endowing material surface with good anti-corrosive property under thin-coating condition.