37results about How to "Harm will not" patented technology

The invention provides a water-soluble biodegradation type golf ball and a manufacturing method thereof, and more particularly provides the golf ball which is made from the mixture of polyvinyl alcohol, fillers, natural polymer material, plasticizer and the like as well as is water-soluble and naturally biodegradable and the manufacturing method thereof. The water-soluble biodegradation type golf ball provided by the invention has a cavity structure, after the golf ball is batted into the water, the water comes into the cavity through via holes on the golf ball, so that the contact area between the water and the ball body is enlarged to accelerate the ball body to be dissolved, and finally the ball body can be completely biodegraded in the environment. The golf ball is especially applied for the overwater golf sports being gradually popular, and avoids the pollution to the environment while the people enjoy the sports.

The invention discloses a vegetable oil-based adhesive, a composite plywood and a method for manufacturing the composite plywood from the vegetable oil-based adhesive. The vegetable oil-based adhesive comprises a vegetable oil-based resin, a reactive resin, a curing agent, a catalyst and additives and does not contain the formaldehyde. The composite plywood manufactured from the vegetable oil-based adhesive has high strength and good water resistance, does not contain benzene, toluene, xylene and other harmful substances and can not cause pollution to the environment. The waste petrochemical resin can be recycled, the resources can be saved, the economic cost can be saved, the use amount of the environmentally-friendly renewable materials can be increased, and the harm of the traditional composite plywood comprising the formaldehyde glue to the environment can be avoided. The composite plywood can be used as the furniture board and the floor and can be used for architectural decoration and internal decoration of motor vehicles.

The invention relates to a high-performance and environment-friendly waterborne plastic track. The high-performance and environment-friendly waterborne plastic track sequentially comprises an environment-friendly waterborne plastic layer, an asphalt concrete layer, a cement and rock flour stabilizing layer, graded broken stone and lime soil from top to bottom, wherein the environment-friendly waterborne plastic layer comprises a waterborne plastic track surface layer, a waterborne plastic track buffer layer and a waterborne plastic track bottom layer arranged from top to bottom sequentially. Compared with the prior art, the high-performance and environment-friendly waterborne plastic track doesn't contain any free TDI, doesn't contain harmful additives and solvents and is non-toxic and odorless; meanwhile, during use, no harmful substances with peculiar smell are discharged, and the high-performance and environment-friendly waterborne plastic track has a good mechanical property and meets the national standard requirements.

The invention belongs to the technical field of cigarette filter rods, and specifically relates to a pure fluff pulp cigarette filter rod and a preparation method thereof. A filter element of the pure fluff pulp cigarette filter rod consists of 60 to 90 mass percent of fluff pulp and 10 to 40 mass percent of cured binding agent. The pure fluff pulp cigarette filter rod is prepared by adopting pure fluff pulp as a raw material, has strong filtering and absorptive capacity, can reduce the tar content very well to reduce harms caused by cigarettes to a human body; besides, the pure fluff pulp cigarette filter rod can be degraded naturally after being used and cannot cause harms to the environment.

The invention provides an innocent treatment method and system for ill and dead animals and unqualified meat products, relates to the field of innocent treatment and aims to solve the problems that resources are wasted in unqualified processing treatment manners of an existing ill and dead animals and unqualified meat products, and the existing ill and dead animals and unqualified meat products have hidden dangers in disease spread and environment pollution. The treatment method comprises the following steps: crushing to-be-treated materials, and cooking and sterilizing crushed blood for 30 minutes at 135 DEG C under the pressure of 0.3MPa; cooking and sterilizing the crushed materials for 30 minutes at 135 DEG C under the pressure of 0.3MPa, carrying out drying and dewatering until the water content of the crushed materials is lower than 15%, carrying out oil-dreg separation, and finally squeezing material dreg after grease is separated, so as to obtain meat and bone meal. The treatment system comprises a crushing device, a sterilizing pot, a cooling device, innocent treatment kettles, an oil-dreg separation device and a squeezing-degreasing device. The innocent treatment method and system can be applied to the recycling and innocent treatment of the ill and dead animals and the unqualified meat products from various sources.

The invention relates to an ice drill. The ice drill comprises a drill rod; a bracket; a transmission structure is arranged on the bracket and is used for driving the drill rod to rotate; a driving device is used for driving the transmission structure; the driving device consists of a direct current motor, and the periphery of the direct current motor is provided with a heat radiation and a waterproof device. By adopting the ice drill of the embodiment of the invention, a direct current motor and a large-capacity battery pack are adopted as the driving device, an exhaust gas generated during the use process of a gasoline engine ice drill can be overcome, the noise can be greatly reduced, and the harm to the health of the human body during the operation of the ice drill is avoided; the direct-current ice drill adopts a clean energy source, does not harm the environment, and is economical and environment-friendly; the direct-current ice drill is light in weight, convenient to carry and operate, and can meet the requirement of outdoor ice breaking operation; besides, a radiating and waterproof device is arranged around the DC motor, and the service life of the machine can be prolonged.

The invention relates to a preparation method of environment-friendly cyclocrosslinked polyphosphazene, and belongs to the field of nano materials and green synthesis. According to the invention, cyclotriphosphazene, a template agent and another drug are utilized in the absence of a solvent and an acid-binding agent to prepare the environment-friendly cyclocrosslinked polyphosphazene through hydro-thermal reaction; the experiment raw materials are easy to obtain, the production and preparation process is simple, the environment is not polluted, a template agent can be removed through an ultrasonic cleaning method to form a porous structure, and the specific surface area increased compared with that of polyphosphazene obtained through a traditional method.

The invention discloses a polyolefine sheathing compound for a coaxial cable and a preparation method thereof. The sheathing compound consists of the following components in parts by weight: 60-90 parts of ethylene-propylene-diene rubber, 5-25 parts of high-density polyethylene, 5-15 parts of functional polyolefin resin, 180-200 parts of flame retardant, 1-3 parts of surface modifier, 0.01-0.05 part of crosslinking agent, 0.5-2 parts of antioxidant and 1.5-9 parts of processing aid. The preparation method comprises the following steps of: putting the flame retardant into a high-speed stirrer for stirring at a high speed at the temperature of not lower than 80 DEG C; adding organosilane and stirring for 3-5 minutes; putting the remaining materials into the high-speed stirrer for continually stirring for 3-5 minutes; adding into a double-screw mixing extruder set by using a feeder for pelletizing; and drying. The sheathing compound has the advantages of flame retardance, low smoke, freeness from halogen, low toxicity, freeness from harmful heavy metals such as lead, cadmium and the like, freeness from phosphorus, difficulty in burning and small smog harm in case of fire, environmental friendliness, high temperature resistance level of 105 DEG C, high extruding performance, excellent electric performance, no need of subsequent crosslinking after stranding, saving in a large amount of manpower and materials and great reduction in the manufacturing period of the cable.

The invention discloses an environment-friendly smoking room with an isolation room, which comprises a smoking room, the smoking room is fixed on a support plate, wheels are arranged at the bottom of the support plate, an isolation room is arranged on the right side of the smoking room, and the top of the smoking room is fixed There is a motor box, a filter box is fixed on the top of the motor box, an ash suction motor box is fixed on the bottom of the rear panel of the smoking room, a blower air pump is installed above the ash suction motor box, and an isolation door is installed on the right side wall of the isolation room. There is a smoking door on the left side wall of the isolation room, an isolation smoking plate is fixed on the top side wall of the isolation room, an ash suction plate is installed around the inner wall of the smoking room, an ash tank is fixed in the middle of the inner side wall of the smoking room, and an ash tank is installed directly above the ash tank. There is a fume hood, the side wall below the ash tank is provided with a blower port, the filter water tank is fixed on both sides of the center of the filter box, the outer wall of the filter water tank is interlaced and fixed with partitions, and the filter screen is fixed between the partitions; The board improves the cleaning ability of the smoking room, and the isolation room can prevent the smoke from being discharged.

The invention discloses an alkali-free concrete accelerator based on magnesium carbonate trihydrate, and a using method thereof, and belongs to the technical field of accelerators. The accelerator component is magnesium carbonate trihydrate and accounts for 50-80% of the total amount of the accelerator, and the total doping amount of other raw materials is 20-50% of the total amount of the accelerator. The accelerator is free of alkalis and chlorine, and has little influence on the environment and personnel when in use; the accelerator has a remarkable coagulation accelerating effect at a lowmixing amount, the coagulation times of different cements can meet the accelerator using requirements of concrete in GB / T 35159-2017, the 28d compressive strength is increased by 26.7-33.0%, and the accelerator has good adaptability to different cements. Alkali-aggregate reaction and corrosion to reinforcing steel bars, caused by increase of the total alkali content, can be avoided. One of other auxiliary materials is a substance capable of reducing the concentration of calcium ions in a mixture solution, such as ground slag; and the other one is a carbonate substance used as a seed crystal, such as calcium carbonate, so that the compactness and durability of the concrete can be improved, the later strength of the concrete is improved, greenness and environmental protection are achieved, and the construction requirements of different environmental conditions are met.

The invention discloses a real-time monitoring method and system for the use environment of a medical linear accelerator, comprising: fluorescently marking alpha particles; accelerating the radiated particles and the marked alpha particles in the same magnetic field respectively, and outputting them separately through the medical linear accelerator; The accelerated alpha particles are blocked by a fluorescent display screen; a safe area is set on the fluorescent display screen, and whether the change of the magnetic field has an impact on the radiation field is judged by the number of the alpha particles falling into the safe area. The invention prevents the harm to the patient's physical condition caused by equipment reasons during the tumor elimination radiotherapy operation.

The invention relates to an automatic cleaning machine special for a semicircular LED ceiling light. The automatic cleaning machine comprises a baseboard, universal wheels are installed at the lower end of the baseboard, a lifting air cylinder is installed at the upper end of the baseboard, a collecting device is installed at the top of the lifting air cylinder through a flange, a cleaning deviceis instead at the upper end of the collecting device, and the semicircular LED ceiling light is automatically cleaned through the mutual cooperation of the collecting device and the cleaning device. By means of the automatic cleaning machine special for the semicircular LED ceiling light, the problems can be solved that in the process of cleaning the semicircular LED ceiling light, dust on the semicircular LED ceiling light needs to be manually cleaned away with a tool, the air is easily polluted when the dust is cleaned away manually, the dust easily harms the body when floating in air, and the method of manually cleaning away the dust needs complicated operation, takes a long time, needs large labor intensity for manually cleaning the LED ceiling light, cannot clean the light comprehensively, and has low working efficiency. The automatic cleaning machine can achieve the function of automatically cleaning the semicircular LED ceiling light.