The invention belongs to the technical field of disinfectant, particularly relating to a binary natural chlorine dioxide disinfectant and a preparation method thereof. The technical scheme is that the binary natural chlorine dioxide disinfectant comprises binary package component A and binary package component B, wherein, the binary package component A comprises the following components in parts by weight: 0.5-50 parts of chlorine dioxide parent, 0-15 parts of corrosion inhibitor and 0-15 parts of surfactant; and the binary package component B comprises the following components in parts by weight: 0.5-20 parts of excitant, 0.5-50 parts of neutral oxidant and 0.5-15 parts of synergist. The invention is beneficial to storage and transportation, is convenient to use and has low corrosivity.

Binary natural chlorine dioxide disinfectant and preparation method thereof

The invention discloses a chlorine dioxide tablet disinfector. The chlorine dioxide tablet disinfector is prepared from, by weight, 15 parts to 20 parts of sodium chlorite, 10 parts to 15 parts of stabilizers, 25 parts to 30 parts of activators and 2 parts to 5 parts of instantizers. The stabilizers are one or more kinds of magnesium chloride, anhydrous sodium sulfate and magnesium sulfate. The activators are one or more kinds of sodium hydrogen sulfate, citric acid and tartaric acid. The instantizers are one or more kinds of sodium carbonate, lauryl sodium sulfate and trichloroisocyanuric acid. According to the chlorine dioxide tablet disinfector, the disinfection time is long, chlorine dioxide can be evenly generated for 3 h to 6 h under the indoor temperature condition of 20 DEG C, the concentration is controlled to be about 50 pp to 300 pp, the pH is mild, a drastic reaction is avoided, and the chlorine dioxide tablet disinfector is completely suitable for disinfection in the civilian aspect, the family environment aspect and the like.

Chlorine dioxide tablet disinfector and preparing method thereof

The invention provides a chlorine dioxide tablet disinfectant and a preparation method of the chlorine dioxide tablet disinfectant and relates to the technical field of disinfectant. The following ingredients in percentage by weight are sequentially and proportionally mixed: 20 percent to 30 percent of sodium chlorite, 20 percent to 25 percent of sterilizing agents, 22 percent to 30 percent of activating agents, 2 percent to 5 percent of instant dissolving agents, 0.5 percent to 3 percent of lubricating agents and 5 percent to 15 percent of flow aids, the tabletting is carried out in environment with the temperature below 25 DEG C and the humidity lower than 35 percent after the sufficient mixing, and the tablet weight can be regulated to 0.5g, 1g, 2g and the like according to requirements. Compared with the prior art, the chlorine dioxide tablet disinfectant has the maximum advanced performance that the products are safe and stable, the spontaneous combustion and spontaneous explosion phenomena cannot occur in the normal production, storage, transportation and use processes, the property loss and the personnel injury are avoided, in addition, the use range is enlarged, the use is more convenient, and the use environment is more friendly.

Chlorine dioxide tablet disinfectant and preparation method of chlorine dioxide tablet disinfectant

The invention provides a unitary-package-reaction-type chlorine dioxide tablet and a preparation method thereof. The tablet is prepared from the following raw materials: 8-20wt% of raw agent, 25-50wt% of acidulant, 8-20wt% of promoter, 15-25wt% of binder, 0.5-4wt% of lubricant and 10-22wt% of foaming agent. The preparation method comprises the following steps: mixing and pressing the raw materials into white pills; and then coating the white pills by a coating agent to finally obtain the chlorine dioxide tablet. When the chlorine dioxide tablet is in use, chlorine dioxide gas can be generated only by dissolving the tablet in water so as to play roles in sterilization and disinfection. The unitary-package-reaction-type chlorine dioxide tablet obtained by the preparation method has the advantages of high conversion rate, convenience in storage and high product stability.

Unitary-package-reaction-type chlorine dioxide tablet and preparation method thereof

The invention discloses reactive chlorine dioxide powder in binary packing and its preparation method. The powder comprises individually packed powder A and powder B, wherein, the powder A consists of: 70-90 wt% of a native agent, 10-30 wt% of a stabilizing agent, and the powder B consists of: 60-80 wt% of an acidifying agent, 10-20 wt% of a catalyst, and 10-20 wt% of a foaming agent. The preparation method includes: grinding each raw material substances and sieving them through a sieve of 100-120 meshes, reserving the raw material substances of an intermediate particle size, and drying them at a temperature of 40-120DEG C respectively, then weighing the corresponding mass parts of substances of powder A and powder B respectively, and respectively conducting uniform mixing, drying, and packaging, thus obtaining binary reactive chlorine dioxide powder A and powder B. The powder of the invention is characterized by convenient transportation and usage, simple and practical operation, good stability and high conversion rate.

Reactive chlorine dioxide powder and its preparation method

The invention discloses a one-variable solid effervescent tablet and a preparation method for the tablet. The material system of the effervescent tablet comprises chlorite, solid acid source, free halogen source, activated Promoter, desiccant, bond, release agent, effervescent and surfactant. The preparation technique includes: after the coating processing with chlorite grains, drying and mixing well with other raw materials according to a specific proportion and technique requirements to prepare compound raw materials, and then pressing into tablets with different specification and shaping on the tablet machine to fit for application in various occasions. The effervescent tablet can quickly release chlorine dioxide and acquire pellucid water solution of chlorine dioxide while dissolving in the water, which is high in stability, rapid in dissolving rapid and strong in bactericidal ability.

Unitary solid chlorine dioxide effervescent tablet and preparation method thereof

The invention relates to a chlorine dioxide sterilization purifying system for central air conditioner It belongs to sanitary sterilizing technique field Its characteristic is: connecting exhaust pipe of the chlorine dioxide gasifier which includes desorption tower; exhaust pipe and air pump with air-return pipe of the central air conditioner High-purity chlorine dioxide solution generated from complete reaction flows from top to bottom in desorption tower and completes mass-transfer process with flowing air from bottom to top It makes chlorine dioxide gas separate completely The sterilizing effect is good and the working state of the system is regulated automatically

Disinfection by chlorine dioxide purification system used in central central air conditioning

A shell-and-tube heat exchanger with higher heat exchange efficiency belongs to the technical field of heat exchange, and is used for improving the heat exchange efficiency of shell-and-tube heat exchangers. The shell-and-tube heat exchanger comprises a casing and a heat exchange pipe which is arranged in the casing, and spiral fins are arranged in the heat exchange pipe in the length direction thereof after the heat exchanger is improved; and the outside diameter of each spiral fin is matched with the inside diameter of the pipe body of the heat exchange pipe. The shell-and-tube heat exchanger is mainly characterized in that: 1, a secondary vortex flow is generated inside fluid when the fluid rotates under the diversion of the spiral fins, so as to break off the balance of a boundary layer, thereby improving the turbulence intensity of the fluid and achieving the purpose of heat transfer enhancement; 2, the spiral fins can be put into or taken off from a pipe conveniently, so that the heat exchanger has low probability of scaling, and can be easily descaled; and 3, the spiral fins and the heat exchange pipes can be produced into various screw pitches and thicknesses, the heat exchanger is suitable for different media, and the applicable pressure and temperature ranges are wide.

Shell type heat exchanger with higher heat exchange efficiency

A shell-and-tube heat exchanger with relatively high heat exchange efficiency belongs to the technical field of heat exchange, and is used for improving the heat exchange efficiency of shell-and-tube heat exchangers. The shell-and-tube heat exchanger comprises a casing and a heat exchange pipe which is arranged in the casing, and is characterized after being improved in that spiral fins are arranged in the heat exchange pipe along the length direction thereof; and the outside diameter of each spiral fin is matched with the inside diameter of the pipe body of the heat exchange pipe. The shell-and-tube heat exchanger is mainly characterized in that: firstly, a secondary vortex flow is generated in fluid when the fluid rotates under the diversion of the spiral fins, so as to break off the balance of a boundary layer, thereby improving the turbulence intensity of the fluid and achieving the purpose of heat transfer enhancement; secondly, the spiral fins can be placed in or taken off from a pipe conveniently, so that the sediment incrustation is reduced, and the sediment incrustation can be easily removed; and thirdly, the spiral fins and the heat exchange pipes can be formed with various screw pitches and thicknesses, the heat exchanger is suitable for different mediums, and the applicable pressure and temperature ranges are wide.

Chunfeng Cao

Papers

Unitary solid chlorine dioxide effervescent tablet and preparation method thereof

Disinfection by chlorine dioxide purification system used in central central air conditioning

Shell type heat exchanger with higher heat exchange efficiency

Shell-and-tube heat exchanger with relatively high heat exchange efficiency