74results about How to "Ensure safety and environmental protection" patented technology

The invention discloses a high gloss and high abrasion resistant water-based overprinting varnish and a preparation method thereof. The overprinting varnish comprises the following components: deionized water, water-soluble solid acrylic resin, non film-forming material, film material, ammonia water, water-soluble emulsion wax, wetting and leveling agent, defoaming agent and thickener. The overprinting varnish of the invention uses water as solvent; when the overprinting varnish is used, only water is volatilized, thus the overprinting varnish is environmentally friendly; and the overprinting varnish does not contain heavy metals and can pass through the volatile organic compound (VOC) detection, thus being a safe and green product. The product of the invention uses water-soluble acrylic emulsion as the main matrix which combines with water-soluble solid acrylic resin, thus the safety and environmental friend of the product can be further ensured; and by adopting the special raw material combination, the product has good printing and glazing effects, high transparency and lustrousness and excellent wear resistance and is color-fast and scratch resistant; and after printed and glazed, the product has good water resistance and is not easy to scratch.

The invention relates to a derusting machine of a steel wire. The derusting machine comprises a machine frame; the upper part of one end in the machine frame is provided with a steel wire brush wheel; the upper part of the other end in the machine frame is provided with a main shaft seat; a main shaft is arranged in the main shaft seat by utilizing a main shaft mounting bearing; the end part of one end of the main shaft is fixedly connected with a rotation frame; rollers are arranged on the rotation frame; the rollers are installed on the rotation frame by a roller mounting shaft; one end of the roller mounting shaft is installed on the rotation frame by a roller mounting bearing; the roller mounting shaft can rotate relative to the rotation frame; the end part, which is arranged in the rotation frame, of the roller mounting shaft, is provided with a small gear; the small gear is engaged with a large gear fixedly installed on the main shaft seat; the large gear is arranged in the rotation frame; the rollers are connected through abrasive belts used for polishing the steel wire; the other end of the main shaft is provided with a main shaft belt pulley; and the main shaft belt pulley is connected with a belt pulley driving mechanism. The derusting machine is applied to the derusting requirement of various steel wires, and is convenient to install and use, high in derusting efficiency, low in use cost, safety and reliability.

The invention relates to the technical field of carbon dioxide cracking, in particular to a heating material for a carbon dioxide cracking device. The heating material at least comprises the followingraw materials: a catalyst, metal powder, organic acid, an oxidant, an ammonium compound and ash powder, wherein the catalyst at least comprises a rare earth element catalyst. The heating material hasthe advantages that the heating speed is high; the calorific value is high; liquid carbon dioxide can be rapidly converted into gaseous carbon dioxide, the effect achieved by a large amount of materials before can be achieved by adding a small amount of the heating material, the material cost is reduced, pollution-free raw materials are adopted, and safety and environmental friendliness of the heating material are guaranteed. In addition, the high blasting energy can instantaneously generate a very high shearing force on the inner wall of a rock, so that the broken wall has higher flatness, and the generation of broken stone, dust and noise is effectively reduced.

The invention discloses a high-bonding-strength and antibacterial diatom mud building decoration material and a preparation method thereof. The diatom mud building decoration material comprises the following components in parts by weight: 0.5-20 parts of 60-400-mesh lignin or lignin derivatives, 80-99.5 parts of diatom mud powder materials and 80-120 parts of water. The preparation method comprises the following steps: filtering lignin or lignin derivatives by using a 1.5% NaOH solution to remove impurities, adjusting the pH value of filter liquor to agglutinate and deposit lignin, drying, grinding, screening by a sieve, and uniformly mixing purified lignin or lignin derivatives with the diatom mud powder materials to obtain modified diatom mud powder materials; and mixing the modified diatom mud powder materials with the water according to a mass ratio of 1 : (0.8-1.2) to obtain the high-bonding-strength and antibacterial diatom mud building decoration material. According to the high-bonding-strength and antibacterial diatom mud building decoration material and the preparation method thereof, the raw materials are low in cost, the bonding and antibacterial performances of the diatom mud material can be effectively improved, the safety and environmental protection are achieved, and the process is simple and feasible.

The invention discloses a reaction kettle, device and method for testing the solubility of natural gas under high-temperature and high-pressure conditions. The reaction kettle comprises a kettle body and a heating device, wherein the kettle body is internally divided into a dissolution reaction cavity and a gas pressurization cavity, the gas pressurization cavity is internally divided into a pressurization cavity I and a pressurization cavity II, and a buffer cavity is formed in the pressurization cavity I; a high-pressure sealing piston is arranged in the pressurizing cavity II to divide the pressurizing cavity II into a first pressurizing cavity II and a second pressurizing cavity II; the dissolution reaction cavity is provided with a gas sampling port, a temperature sensor, a pressure sensor and a liquid inlet / outlet; the pressurizing cavity I is provided with an air source inlet, a one-way valve I is arranged in the air source inlet and connected with the buffer cavity, the buffer cavity is connected with the dissolution reaction cavity through an air outlet pipe I, and a one-way valve II is arranged on the air outlet pipe I; and the buffer cavity is connected with a first pressurizing cavity II through a gas outlet pipe II, spacer fluid is arranged in a second pressurizing cavity II, and a pressure-bearing liquid inlet is formed in the second pressurizing cavity II. The device can accurately measure solubility of natural gas under high temperature and high pressure.

The invention relates to a preparation method of a durable flame-retardant silk product. The preparation method comprises the following steps: immersing a silk product into a solution containing phosphite ester and glutaraldehyde, and controlling the silk product, the phosphite ester and the glutaraldehyde to generate a Mannich reaction, thereby obtaining the durable flame-retardant silk product.LOI of the finally prepared durable flame-retardant silk product is 28.9%-30.1%; the carbon length measured after washing for 0 time is 8.2-9.5 cm, and the carbon length measured after washing for 10times is 11.9-13.4 cm; and a flame retardant grade reaches B1. According to the preparation method, by virtue of Mannich reaction among the phosphite ester, the glutaraldehyde and the silk product, phosphite ester is firmly fixed on silk fibers through covalent bonds, and the flame-retardant silk product with excellent washing resistance is prepared through one-step reaction. The flame-retardant silk product prepared through the method is excellent in flame-retardant effect, good in washing resistance, mild in treatment condition, easy and convenient to operate and short in technological process, the environment-friendly safety of the flame-retardant silk product in the using process is guaranteed, and the method has important practical application value.

The invention provides a safe, healthy and environmentally-friendly conductive ink and a preparation method thereof. The conductive ink comprises, by weight, 5-20 parts of conductive carbon black, 30-40 parts of a natural polymeric water-based ink binder, 30-40 parts of water, 0-0.5 part of a humectant and 0-0.5 part of a preservative. The natural polymeric water-based ink binder and water are adopted as main components of the conductive ink, so the safety and the environmental protection of the conductive ink are ensured, the production cost of the conductive ink is reduced, and a problem that existing conductive inks cannot be applied to teaching as a teaching aid due to toxic components and high cost is effectively solved.

The invention provides a preparation method of hollow carbon nanospheres. The method includes the steps that carbon nanosphere particles are provided as a precursor; the carbon nanosphere particles (CSs) with the same mass and different particle sizes are put into a muffle furnace to be roasted; residues generated after roasting are the target product. By means of the method, preparation of the hollow carbon nanospheres which have complete sphere bodies and are good in monodispersity and capable of being stably stored is achieved, wherein the particle size of the hollow carbon nanospheres is 100-1000 nm, and the wall thickness of the hollow carbon nanospheres is 10-500 nm and is uniform and controllable. No organic solvent or toxic reagent is added in the whole preparation process, no template is needed, and the preparation method is very simple in technology and high in controllability and repeatability; besides, precursor materials are wide in source and low in price, and thus the production cost is low; moreover, the preparation method is environmentally friendly and suitable for large-scale production.

The invention belongs to the technical field of processing devices of nuts and particularly relates to an automatic processing device for almond slices. The automatic processing device comprises a nut washing device, a pre-boiling machine, a peeling machine, a color sorting machine, a microwave roaster, a slicing machine, a fluidized bed system and a cooling device which are connected in sequence, wherein the fluidized bed system comprises a fluidized bed, a dust separation device and a temperature reducing device which are connected in sequence. The automatic processing device for the almond slices adopts a full-automatic production line for processing almonds so as to save the time cost and the labor cost, and the production efficiency is high; the fluidized bed system is provided with the dust separation device and the temperature reducing device so that dust in waste gas is separated effectively and the temperature of the waste gas is reduced; the waste gas exhausted into air is safe and has the environment-friendly effect; meanwhile, almond powder in the waste gas is recycled and the cost is saved.

The invention discloses an environment-friendly anti-tearing toughening modified silicon PU flame-retardant plastic material which comprises an aqueous coating layer, an anti-tearing toughening modification layer, a shock absorption silicon PU elastic layer and a seal primer layer from top to bottom in sequence, wherein the aqueous coating layer is sprayed or brushed on the anti-tearing toughening modified layer. According to the environment-friendly anti-tearing toughening modified silicon PU flame-retardant plastic surface layer disclosed by the invention, as the anti-tearing toughening modified layer is designed and used on the shock absorption silicon PU elastic layer, the overall anti-tearing property and the toughness of the plastic surface layer are effectively improved, and the mechanical property of the plastic surface layer is effectively improved; due to design and application of a formula of the aqueous coating layer, on one hand, the infiltration property of the aqueous coating layer to plastic is improved, and on the other hand, no toxic organic solvent is released, so that the safe and environment-friendly property of the plastic surface layer is ensured, and the material is safe and reliable to use.

The invention relates to a perm agent and a preparation method thereof. The perm agent is prepared from the following raw materials in percentage by weight: 5 to 11 percent of L -cysteamine hydrochloride monohydrate, 3 to 8 percent of ethanolamine, 1 to 5 percent of urea, 1 to 5 percent of propanetriol, 0.05 to 0.3 percent of water-soluble wool fat, 0.05-0.4 percent of water-soluble silicone oil and the balance of purified water. The perm agent and the preparation method thereof provided by the invention have the following beneficial effects: as a feed-grade raw material is used, the production process is safe and pollution-free, and accordingly safety and environment-friendliness of the product are guaranteed from the source, and thus the perm agent has no adverse affects on atmosphere, ecotope and users after being used. The perm agent is colorless and odorless liquid, without being covered by essence, which is added just for embellishment, and no foreign odor residual is caused after perm of hair. The perm effect, especially a hair tail effect, is favorable regardless of any hair quality. Curled hair after perm has elasticity, good luster degree, smooth hair quality and natural curling degree.

The invention belongs to the technical field of environmental protection field pollutant treatment methods, and particularly relates to a method for strengthening natural degradation of cyanide residue. A greenhouse cleaning system, a turning and throwing machine, a medicament spraying system and a monitoring system are additionally arranged on an existing closed solar greenhouse, and when the cyanogen residue is treated, the temperature in the solar greenhouse is maintained at 50 DEG C or above, and the humidity is in a non-saturated state, and the cyanogen residue carries out material distribution and material mixing by the turning and throwing machine, the medicament spraying system is used for uniformly spraying medicament to the cyanide residue, the cyanide residue medicament treatment is combined with the low-temperature drying treatment, and the sprayed medicament plays the role in removing cyanide or stabilizing heavy metal in the cyanide residue, so that the efficient, economical and clean deep purification treatment of the cyanide residue is realized; and a sodium hydroxide absorption tower is additionally arranged at the tail end of a ventilation system to absorb hydrogen cyanide in vapor, so that the safety and environmental protection of a rectification treatment system are guaranteed, and meanwhile the hydrogen cyanide evaporated in the cyanide residue can be recovered.

The invention provides a thickener suspending emulsion for fracturing fluid and a preparation method thereof, which is applied in the technical field of petroleum exploitation. The method comprises: sequentially adding polyacrylamide powder, anti-sticking agent and surfactant into a ball mill, and performing After ball milling, the mixed powder is obtained; the first suspending agent, the second suspending agent, the anti-sedimentation agent, and the structure regulator are sequentially added to the reactor and stirred to obtain a mixed solution; the mixed solution is sequentially added to the mixed solution. Powder and emulsifier are stirred and mixed to obtain the thickener suspoemulsion. The thickener suspend emulsion for fracturing fluid prepared by the invention has better solubility and higher stability, and is suitable for continuous mixing and large-displacement construction.

The invention discloses a preparation method of 4-(tert-butyl 1-piperazinecarboxylate-4-yl)aniline. The preparation method of the 4-(tert-butyl 1-piperazinecarboxylate-4-yl)aniline comprises the following steps that aniline, piperazine-1-tert-butyl formate and acridine salt photocatalysts are added into a solvent; illumination reaction is performed under the condition of oxidizing agent existence;the 4-(tert-butyl 1-piperazinecarboxylate-4-yl)aniline is generated. The preparation method of the 4-(tert-butyl 1-piperazinecarboxylate-4-yl)aniline has the advantages that the 4-(tert-butyl 1-piperazinecarboxylate-4-yl)aniline is synthesized in one step; on one hand, the synthesis path of the 4-(tert-butyl 1-piperazinecarboxylate-4-yl)aniline is effectively shortened; the generation of by-products is effectively reduced; the target product yield is improved; on the other hand, only photocatalysts and oxidizing agents are used, so that the preparation method is safe and achieves an environment-friendly effect; the cost is low.

The invention provides a four-stroke outboard engine oil composition capable of satisfying NMMA FC-W specification, which comprises the following components by weight percentage: 0.5-1.3% of antirust agent, 0.02-0.10% of friction improver, 2.0-4.5% of purification dispersant, 0.2-0.8% of anti-oxidant, 1.0-2.0% of oxidation and corrosion inhibitor, 6.0-15.0% of viscosity index improver, 0.1-0.3% of pour-point depressant, 0.001-0.005% of antifoaming agent and the balance of synthetic base oil. The four-stroke outboard engine oil composition has excellent lubricity, cleanliness and anti-rust property, can satisfy the requirements of smog corrosion test prescribed by NMMA FC-W and 115HP GPET stand test, and can reach the requirement of the national marine manufacturers association NMMA FC-W specification.

The invention belongs to the technical field of foundation treatment construction, and relates to a collapsible foundation immersed tube pile forming treatment method. When a collapsible loess foundation is treated through immersed tube compaction piles, when shrinkage cavities occur after immersed tubes are pulled out, a long spiral drilling machine is adopted for conducting rotary excavating on retracted soil in holes for secondary soil discharging, and the beneficial effects of being good in hole forming effect and high in construction work efficiency are achieved. Meanwhile, due to secondary soil discharging after shrinkage cavity treatment, the compaction degree of soil between the piles is reduced, foundation soil is wet and soft and large in water content, and in order to make up for the compaction effect of the soil between the piles and improve the water content of the foundation soil, a filler ramming scheme of the next procedure is adjusted into a pile forming construction method including lime soil backfilling, heavy hammer ramming, layered filler filling and layered ramming. Due to the fact that lime is used for filler adding, the cost of the pile forming method is properly increased compared with a plain soil backfilling ramming pile forming scheme, the construction efficiency of the pile forming method is the same as that of the plain soil backfilling ramming pile forming scheme, and meanwhile the beneficial effects of being good in pile forming effect and effectively improving the foundation soil property are achieved. Compared with the scheme I, the scheme II and the scheme III in the prior art in the third part of the invention, the secondary hole forming and pile forming scheme has the beneficial effects of being economical, efficient, safe, environment-friendly and applicable.

The invention provides a chlorine-doped titanium dioxide / carbon porous structure and a preparation method thereof. The preparation method comprises the steps of calcining TiO2 / zinc alginate colloid for 0.2-4 h at the temperature of 400-600 DEG C in the argon atmosphere to obtain a TiO2 / C porous structure; and uniformly mixing and grinding the TiO2 / C porous structure and NH4Cl, and calcining at the temperature of 300-500 DEG C for 0.2-4 hours in an argon atmosphere to obtain the chlorine-doped titanium dioxide / carbon porous structure. The specific surface area is increased by constructing the porous structure, the subsequent Cl doping process is facilitated, and finally uniform and high-proportion doping of Cl in the TiO2 / C porous structure is achieved; and the Cl-doped TiO2 / C porous structure prepared by the invention is green and nontoxic in raw material and low in price, the battery performance is improved on the premise of ensuring safety and environmental protection, the production cost is reduced, and the Cl-doped TiO2 / C porous structure is suitable for large-scale production.

The invention discloses a novel environmental protection composite material runway and a weaving process thereof, and belongs to the field of runways. The novel environmental protection composite material runway and the weaving process thereof comprise a runway body, a pile yarn layer is arranged on the upper surface of the runway body, the lower surface of the runway body is fixedly coated with anatural latex layer, the lower surface of the natural latex layer is fixedly adhered with a reinforcing fiber block, the outer surface of the reinforcing fiber block is fixedly connected with a connecting fiber strip, the outer surfaces of the reinforcing fiber block and the connecting fiber strip are covered with polyurethane protective layers, the runway body comprises warps, wefts and pile yarn, the warps are connected to the outer surfaces of the wefts in an interlaced weaving mode, the pile yarn is crisscrossed through connection gaps connected to the warps and wefts, a first transitionpart and a second transition part are arranged at the middle position of the pile yarn, using safety is greatly improved, the service life is prolonged, and the environmental protection effect is ensured.

The invention discloses a mechanical environment-friendly heating material which comprises the following raw materials in parts by weight: 2-6 parts of magnesium oxide, 5-10 parts of aluminum powder,8-10 parts of ferric oxide, 2-4 parts of potassium nitrate, 2-3 parts of potassium permanganate, 2-4 parts of potassium chloride, 4-6 parts of sodium tetraborate, 5-9 parts of calcium perchlorate, 2-8parts of potassium nitrate, 24-36 parts of lithium silicate, 10-18 parts of vanadium trioxide, 5-20 parts of azobisformamide, 8-12 parts of zinc oxide, 4-12 parts of sodium formaldehyde sulfoxylate,12-18 parts of dioctyl phthalate, 5-20 parts of triphenyl phosphate, 5-8 parts of isopropyl acrylate, 6-12 parts of butyl acetate, 4-8 parts of polyurethane, 8-20 parts of sodium chloride, 4-16 partsof sodium hydroxide, 30-50 parts of calcium oxide, 3-10 parts of zirconium carbide and 3-12 parts of filler. According to the invention, various materials are mixed and various reactions are preformed; the material is capable of quickly heating and is high in heating volume in a working process; few materials are adopted for achieving the effect of a large quantity of materials adopted in the prior art; the material investment is reduced; the raw materials are all pollution-free organic materials; the safety and environmental protection of the material are guaranteed.

The invention discloses a hot-melt pressure-sensitive adhesive, relating to the technical fields of chemistry and chemical engineering. The hot-melt pressure-sensitive adhesive comprises the following compositions in parts by weight: 30-40 parts of light-colored liquid resin, 90-100 parts of a styrene-vinylidene segmented copolymer, 4-5 parts of a mixed plasticizer, 2-5 parts of an antioxidant N-dibutylamino zinc dithiocarbamate and 9-10 parts of a filling agent. According to the hot-melt pressure-sensitive adhesive, the light-colored liquid resin is introduced as thickening agent resin, so that the disadvantages that domestic petroleum resin is high in price, and raw materials are not regenerable are solved, the use levels of a softening agent and a viscosity modifier are reduced, and the cost is further saved; furthermore, the preparation process is easily controlled, the emission of pollutant is completely avoided, the safety and the environmental friendliness are guaranteed, a green production idea is realized, and various indexes can meet various performance requirements of the hot-melt pressure-sensitive adhesive in which rosin resin is utilized as the thickening agent.

The invention discloses a method for controlling cracking of oil tea fruits. The method effectively reduces the cracking rate of immaturate oil tea fruits to be 10 percent or below through control interms of variety choice, preparation of soil, construction of a spraying and dehydrating dual-use device, shaping and pruning and setting fruit of tea oil, guarantees the normal growth of the oil teafruits, improves the quality of the tea oil, does not pollute the environment, does not harm the tea oil for oil expression, guarantees the safety and environmental protection property, improves the yield of the oil tea fruits and the tea oil, and improves the yield.

The invention provides irradiation floor cloth and a preparation method thereof. A cold pressing technology is adopted for cooling in the die pressing processing of a thick sheet, and by controlling the heat dissipation temperature, and according to the material characteristics of a test sheet, linear cooling of the test sheet is kept, the test sheet can be guaranteed to form in an optimal state,internal stress is completely eliminated, the overall performance of a base material is good, and the production and use quality of the product is guaranteed; high-energy electron beams generated by an electron accelerator are used for irradiating the floor cloth, a linear molecular chain is changed into a three-dimensional net-shaped molecular structure through a molecular crosslinking technology, the performance of the floor cloth can be optimized, the effects of strengthening, toughening, water resistance, corrosion resistance, aging resistance, volatile harmful gas elimination and the likeare achieved, and safety and environmental protection of the product are guaranteed.

The invention discloses a portable teaching blackboard for teachers. The portable teaching blackboard comprises a writing board, an erasing disc, an electric storage block, a height adjustment seat, atransmission disc, a movable erasing frame, a connecting plate, a sliding erasing plate, dust collection discs, a dust storage bin, a dust filter net, a magnet block, an erasing cotton, a suction fan, a motor, a driving belt, a plug-in magnetic slot, a telescopic column, a mounting ring, a sliding groove, a locking ring and a sliding column. The portable teaching blackboard has the beneficial effects that when the portable teaching blackboard is in use, the motor drives the movable erasing frame by the driving belt to move back and forth on a writing frame so that the sliding erasing plate onthe movable erasing frame can quickly erase chalk characters on the writing board, time and labor are saved, and when the movable erasing frame moves on the writing board, falling dust can be rapidlycollected by the dust collection discs on the two sides of the sliding erasing plate, dust is sucked into the dust storage bin through the suction fan to be prevented from falling to air so as to cause environmental pollution, it is ensured that the human body does not inhale dust, using safety is ensured, the device is convenient to operate, and components are flexible in connection.

The invention discloses a microbial furniture formaldehyde eliminating liquid which comprises the following components in percentage by weight: 10<5>-10<8>cfu / L, 5-12% of a sterilizing agent, 2-6% of a penetrant, 20-40% of a flavoring substance and 60-80% of a solvent. The microbial furniture formaldehyde eliminating liquid is specifically prepared by the following steps: (1) putting the sterilizing agent, the penetrant and the solvent in a container and uniformly stirring to obtain a mixed liquid; (2) putting microorganism in the mixed liquid and fermenting for 2-6 hours at 35-60 DEG C to obtain a semi-product; and (3) adding the flavoring substance at normal temperature and uniformly stirring and mixing to obtain a microbial furniture formaldehyde eliminating liquid finished product. The microbial furniture formaldehyde eliminating liquid disclosed by the invention is environment-friendly, safe, non-toxic and harmless, has a good removal effect on formaldehyde and is aromatic in odor and suitable for indoor use.

The invention discloses a deodorant and anti-mold diatomite product used in the daily life field and a preparation method thereof. The deodorant and anti-mold diatomite product comprises, by mass, 5 to 30 parts of diatomite, 5 to 30 parts of a siliceous material, 20 to 40 parts of lime, 3 to 20 parts of wood fibers and 5-35 parts of a binder. Through selection of the components of the product, the use of harmful additives is avoided and harmful substances are avoided in a use process so that the deodorant and anti-mold diatomite product provides guarantee for user health. The ultrafine pores of diatomite has strong water-absorbing quality and deodorant and adsorption effects, effectively solves the problem that the product water residues cause microorganism breeding and improves product anti-mold effects. The ultrafine pores can store water, can release water when indoor air humidity is reduced, and effectively adjusts indoor humidity. The components are simple and easily available and have reasonable prices so that finish product effects are guaranteed and a production cost is reduced.

The invention relates to luminous rubber particles. The luminous rubber particles are characterized by being prepared from, by mass, 100% of EPDM, 30% of plasticizer, 55% of filler, 8% of fine materials, 4% of accelerator, 2% of vulcanizing agent and 2% of pigment. According to the luminous rubber particles, on the premise that it is guaranteed that the luminous EPDM rubber particles are safe and environmentally friendly, creative improvement on physical performance is conducted. The luminous EPDM rubber particles have the advantages that in a darker environment, the luminous EPDM rubber particles can give out light and soft noctilucence when the luminous EPDM rubber particles are exposed to light to correspond to the color of the EPDM particles themselves.

The invention relates to the field of membrane material preparation, in particular to a membrane material containing organic silicon. The film material comprises a film layer and an adhesive layer, wherein the film layer is prepared from the following raw materials in parts by weight: 60-70 parts of polyolefin, 18-25 parts of elastomer, 5-10 parts of antistatic agent, 4-8 parts of antioxidant, 2-6 parts of cross-linking agent, and 10-14 parts of silicone resin. The film material containing the organic silicon is safe and environment-friendly, has excellent thermal stability, aging resistanceand antistatic property, and can be widely applied to various fields.

The invention discloses an environment-friendly and safe type coating. The environment-friendly and safe type coating is prepared from the following components in parts by mass: 2.5 to 10.5 parts of water-soluble resin, 65 to 88 parts of filling material, 1.5 to 8.4 parts of pigment, 9 to 22 parts of curing agent, 0.2 to 0.35 part of thickener, 0.22 to 0.55 part of dispersant, and 0.11 to 0.25 part of defoamer; the filling material is prepared from the following components in parts by mass: 32 to 45 parts of white cement, 8 to 17 parts of porous quartz powder, 5.8 to 10.5 parts of talcum powder, 2 to 5.8 parts of magnesium oxide, and 30 to 65 parts of calcium carbonate; the curing agent is prepared from aliphatic amine or alicyclic enantiomer or polyamide; the thickener is prepared from cellulose or base cellulose ether; the dispersant is prepared from tripolyphosphate or macromolecular homopolycarboxylate. The environment-friendly and safe type coating has the advantages that by adopting the water-soluble resin, the filling material, the pigment, the curing agent, the thickener, the dispersant and the defoamer to prepare the coating, the safe and environment-friendly effects are realized; in the use process, the adhering force with building wall surface, the non-cracking property of the pattern coating film, and the alkaline-resistant and water-resistant properties respectively can meet the use requirements.