409results about How to "Use safety and environmental protection" patented technology

The powerful adhesive includes neoprene, grafting monomer, thickener, dispersant, adhesion promoter, catalyst, antioxidant, solvent, stuffing, etc. The present invention also discloses the preparation process of the adhesive, and the preparation includes introducing grafting monomer to neoprene molecule chain to raise the adhesion strength, selecting proper adhesion promoting resin to increase the initial adhesion force, and adopting mixed solvent to form high adhering performance. The adhesive has high solid content and excellent environment protecting performance, and has also excellent antiageing performance, high resistance to heat, oil, chemical and corrosion, high weather resistance, good mildew-proof performance, antibiotic performance, etc. and may be used for adhering timber, concrete, rubber, metal, gypsum board, brick and other building material.

The invention discloses a phytic-acid type gas-phase antirust masterbatch, and a preparation method and application thereof. The antirust masterbatch comprises the following components by weight: 30 to 50% a compound antirust agent, 40 to 60% parts of carrier plastic and 10 to 20% parts of an additive, wherein the compound antirust agent is prepared by mixing sodium benzoate, phytic acid, triethanolamine borate and monoethaneamine benzoate according to a mass ratio of 1.0-1.5: 2.5-3.2: 2.0-3.0: 1.0-1.3, and the additive is prepared by mixing sodium silicate, silicon dioxide, octadecanamide and an antioxidant 1076 according to a mass ratio of 1.0-1.3: 5.0-6.5: 2.5-3.3: 0.8-1.1. According to the invention, a strong chelating agent--alkaline phytic acid is used as a gas-phase corrosion inhibitor; triethanolamine borate is used as the additive; and the compound antirust agent has good dispersion and antirust effects and certain polarity, can penetrate the carrier plastic and volatilize to the surface of wrapped metal so as to form a protective film to block erosion by external corrosion substances, and is also exempt from frost precipitation due to incompatibility with a carrier caused by excessively-strong polarity of the compound antirust agent.

The invention relates to a high-efficient zinc-rich anti-corrosive paint and a preparation method thereof. Components of the paint according to parts by weight are as below: 2.0-2.6 parts of ethylene resin, 75.0-86.0 parts of zinc powder, 11.0-24.0 parts of solvent and 0.1-0.5 part of addition agent. The invention is characterized in that the ordinary active zinc powder is used; zinc content in a dried film is greater than 96.5 percent so as to solve a present technical problem that only the use of high-purity zinc powder can lead to the zinc content of 96 percent in the dried film. A high-efficient zinc-rich anti-corrosive paint coating has excellent physical and mechanical performance and excellent anti-corrosive performance, and no red rust is generated during a 6000h neutral salt spray test. The surface of the coating can be used together with anti-corrosive finish paint of various types, and the requirement of various long-term heavy anti-corrosion constructions can be satisfied; the paint system is of single component which can be used at the temperature of -25 DEG C-80 DEG C; the construction is convenient, and the range of use environment temperature is wide; and the invention has good antistatic performance and can be used for an antistatic coating.

The invention discloses a chromogenic formaldehyde adsorbing material and a preparation method thereof. The adsorbing material consists of a carrier, a high molecular organic amine polymer, a polylol polymer and a formaldehyde reaction indicator, wherein the high molecular organic amine polymer and the polylol polymer account for 1 to 50 percent of formaldehyde adsorbent, the formaldehyde reaction indicator is little, and the balance being the carrier. The preparation method thereof comprises the following steps: mixing the high molecular organic amine polymer and the polylol polymer according to mass, adding deionized water to dilute the mixture so as to prepare formaldehyde reagent; mixing the formaldehyde reagent and the formaldehyde reaction indicator; and spraying or dipping the mixed solution onto the surface of the carrier, and drying the carrier and so on. The adsorbing material and the preparation method can quickly, thoroughly and continuously remove formaldehyde pollution in indoor air until the content of the formaldehyde is reduced to safe concentration, are nontoxic, pollution-free, safe and environment-friendly to use, and can intuitively show the reaction degree of the formaldehyde.

The invention relates to an efficient scale inhibitor of a tail-gas compressor of a styrene device and an application method thereof, comprising hydroxylamine compounds, alcohol amine compounds and phenol compounds. The invention overcomes the disadvantages that the generation of polymer dirt in the tail-gas compressor can not be effectively inhibited by using an ethylbenzene physical spraying method, can thoroughly inhibit and suppress the radical polymerization of the styrene, alpha-methyl styrene, phenyl ethylene and the other activated alkenes in the styrene tail-gas compressor, and has the functions of metallic catalytic coke deposition suppression and detergency and dispersancy. The invention has the advantages of safety and environment protection, energy conservation and low energy consumption and simple use, has no influence on downstream processes, can effectively promote the operational cycle and working load of the styrene tail-gas compressor, reduce energy and material consumption of the styrene device, and can improve the economical and social effects of the whole styrene device.

The invention relates to a novel loratadine oral quickly soluble film and a preparation method thereof. The oral quickly soluble film comprises the following components: loratadine, a surfactant, a film-forming material, a flavoring agent, a corrigent and a small amount of ethanol. The invention further provides a preparation method of the novel loratadine oral quickly soluble film. The oral quickly soluble film is small in size and convenient to carry; the dosage is convenient to control, a preparation process is simple and controllable, special production equipment is not required, the novel loratadine oral quickly soluble film is suitable for industrial massproduction, can be quickly dissolved in the oral cavity of a patient who does not need to drink water or chew, and tastes good; compliance of medication for children is greatly improved; the dissolution condition of the novel loratadine oral quickly soluble film in a citric acid-disodium hydrogen phosphate buffer solution with pH of 4.0 is remarkably better than the dissolution condition of commercially available tablets; and the novel loratadine oral quickly soluble film has significance on gerontal patients and other patients with achlorhydria.

The invention discloses a polyurea waterproof coating, a preparation method and a use method thereof and carbamide resin. The polyurea waterproof coating comprises the following components in parts by weight: 3.5-4.0 parts of polyaspartic acid ester carbamide resin, 0.010-0.015 part of anti-settling agents, 0.50-1.0 part of titanium white, 0.50-1.0 part of talcum powder, 0.010-0.015 part of dispersing agents, 0.010-0.015 part of deforming agents and 0.005-0.01 part of flatting agents. The polyurea waterproof coating disclosed by the invention adopts the polyaspartic acid ester carbamide resin as a matrix component and has the advantages of high solid content (more than or equal to 65%w/w), good stability, low VOC content and environmental friendliness under the action of the components, namely the anti-settling agents, the titanium white, the talcum powder, the dispersing agents, the deforming agents, the flatting agents and the like.

The invention discloses a recyclable environment friendly electrolytic stripping solution, a preparation method and a usage method, the recyclable environment friendly electrolytic stripping solution comprises the following components by weight: 10-30% of methanesulfonic acid, 3-10% of tin methane-sulfonate, 1-5% of polyoxytrimethylene polyethenoxy ether, 1-5% of phytic acid and the balance of water. The recyclable environment friendly electrolytic stripping solution has the characteristics of stripping effect, no generation of toxic and harmful gas, recyclable stripping solution, safety, environmental protection, complete satisfaction of environmental requirements of the formula material and stable products, the waste liquid generated during the usage process can be directly and continuously used through electrolysis; the process has the advantages of simplicity, energy efficiency, and convenient usage.

The invention discloses flame-retardant ethylene propylene diene monomer rubber and a preparation method thereof. The flame-retardant ethylene propylene diene monomer rubber comprises 100 parts by weight of ethylene propylene diene monomer rubber matrix, 2-4 parts by weight of vulcanizing agent, 2-4 parts by weight of accelerant, 1-10 parts by weight of flame retardant, 2-6 parts by weight of processing aid and 3-5 parts by weight of anti-aging agent, wherein the flame retardant is branch-shaped organic montmorillonite. According to the preparation method disclosed by the invention, the flame-retardant ethylene propylene diene monomer rubber with excellent flame retardance, mechanical properties and the like can be obtained by using the branch-shaped organic montmorillonite-modified ethylene propylene diene monomer rubber, the controllable stripping of the montmorillonite in the flame-retardant ethylene propylene diene monomer rubber, the uniform dispersion of the montmorillonite in the polymer matrix and the good compatibility with a polymer can be realized, the Mooney viscosity of the flame-retardant ethylene propylene diene monomer rubber is reduced, the processing performance of the flame-retardant ethylene propylene diene monomer rubber is improved, and the flame-retardant ethylene propylene diene monomer rubber can not only well meet the application requirements of the ethylene propylene diene monomer rubber, but also realize safety and environmental friendliness in use, thus having potential economic benefits and social significance.

The invention discloses waterproof polyurea paint as well as a preparation method and application thereof. The waterproof polyurea paint comprises the components in parts by weight: 3.5-4.0 parts of a poly aspartic acid ester polyurea resin, 0.010-0.015 part of an anti-settling agent, 0.50-1.0 part of titanium dioxide, 0.50-1.0 part of talcum powder, 0.010-0.015 part of a dispersing agent, 0.010-0.015 part of an antifoaming agent and 0.005-0.01 part of a flatting agent. The preparation method of the waterproof polyurea paint comprises the following steps: mixing the poly aspartic acid ester polyurea resin, the anti-settling agent, the titanium dioxide and the dispersing agent for the first time so as to obtain a mixed material, and adding the talcum powder, the antifoaming agent and the flatting agent to the mixed material for the second time. The waterproof polyurea paint disclosed by the invention has the advantages of high solid content, good stability, good water resistance, good weather resistance, good color retention, extremely good mechanical strength and extremely good adhesive force, and contains low VOC (volatile organic compounds), so that the waterproof polyurea paint is environmentally-friendly.

The invention relates to a compact type heat-pump water heater fully utilizing remaining heat of wastewater generated by a shower. The compact type heat-pump comprises a compressor, a throttle device, a two-layer bushing and an evaporator; a circulation loop is formed by connecting the evaporator, the throttle device and the compressor through a cold medium pipe; the evaporator appears as flat and hollow form and two ends of the evaporator are respectively connected with the cold medium pipe, and then the cold medium can flow through the hollow part of the evaporator; and the evaporator is arranged at a position where the showering can reach after showering with hot water. The water heater has the advantages of high heating coefficient, compact volume, safe performance and environment-friendly property.

Disclosed are nano-manganese dioxide for removing underground water heavy metal pollution and a preparation method of the nano-manganese dioxide for removing underground water heavy metal pollution. The preparation method includes the steps of 1), inoculating one or more of Leptothrix discophora SS-1, Pseudomonas putida MnB1 and Bacillus sp SG-1 to a microbial growth medium and culturing at 25-30 DEG C; 2), centrifuging a mixture obtained in the step 1 to obtain a bacterial body and cleaning and precipitating the bacterial body; 3), inoculating the bacterial body obtained in the step 2 to a manganite culture medium and culturing at 25-30 DEG C; 4), adding MnCl2 and Na3VO4 into a product obtained in the step 3 and culturing at 28-30 DEG C so as to obtain black precipitate, namely the nano-manganese dioxide.

The invention discloses a chemical fuel oil additive and a compound fuel oil additive. The chemical fuel oil additive comprises the following components in percentage by mass: 20-34% of polyurethane, 23-40% of polyisobutene amine and 39-53% of ferrocene; and the compound fuel oil additive comprises the following components in percentage by mass: 60-80% of a physical fuel oil additive and 20-40% of the chemical fuel oil additive which comprises polyurethane, polyisobutene amine and ferrocene. According to the chemical fuel oil additive and the compound fuel oil additive disclosed by the invention, the chemical fuel oil additive is added based on the physical fuel oil additive so as to ensure that the formation of nozzle deposits and air inlet valve deposits can be effectively controlled, combustion chamber deposits can also be effectively removed, and the production of new deposits can be inhibited. In addition, the compound fuel oil additive disclosed by the invention is safe and environment-friendly to use, and can also be used for effectively reducing the emissions of three major pollutants namely CO, HC and NOX in vehicle tail gas and reducing the emission of PM.