Views: 0 Author: Site Editor Publish Time: 2023-10-09 Origin: Site
Different polyacrylamides have different acid-base properties and can be distinguished according to their different acid-base properties. Generally speaking, the acidity and alkalinity of anionic polyacrylamide solutions are generally alkaline, which is more suitable for the treatment of acidic sewage. Cationic polyacrylamide is generally acidic and is more suitable for the treatment of alkaline sewage. For non-ionic polyacrylamide, it is more suitable for the treatment of neutral sewage.
As an excellent water purifier, polyacrylamide has good market prospects. As national policies attach increasing importance to environmental protection, the utilization and protection of water resources is a key project for environmental protection. Polyacrylamide will play an important role in the environmental protection market.
Through experimental observation, it was found that the precipitation rate of cationic polyacrylamide increases with the increase in the dosage of cationic polyacrylamide, mainly due to the strong adsorption and bridging effect of cationic polyacrylamide,and the flocculation and precipitation effect of cationic polyacrylamide is better,combining the flocculant polyacrylamide with inorganic flocculant, the effect is better. The treatment of catering wastewater can not only protect the ecological environment, but also produce economic benefits.
Polyacrylamide is mainly used in sewage treatment, drinking water treatment, industrial water treatment, chemical plant water treatment, paper mill water treatment, sludge dehydration, drinking water treatment and other fields. Cationic polyacrylamide is a general dehydrating agent. In recent years, due to the research and widespread application of additives in the petroleum industry, research on organic cationic polyacrylamide polymers has been greatly developed.
When using cationic polyacrylamide to treat this type of wastewater, the flocculation effect of anionic polyacrylamide is utilized. These dispersed colloidal starches, proteins, sugars, suspended solids and other substances are concentrated, precipitated and separated from the water, and then the separated sludge is separated and recycled. Cationic polyacrylamide can be widely used in breeding, feed and agricultural production. Activated carbon adsorption can adsorb the purified water quality. Trace organic matter contained in the water can be adsorbed and thoroughly purified to meet the emission standards.
The chemical properties of good polyacrylamide are relatively stable and will not cause chemical reactions. However, if used improperly or stored improperly, the water purification effect of polyacrylamide will be reduced and cause economic losses to us. Therefore, the transportation and storage of polyallylamide should attract more attention.
The chemical properties of polyacrylamide are still very stable and will not cause chemical reactions in most cases. Polyacrylamide is a flocculant that is widely used. The polyacrylamide has good application prospects in dispersed sewage purification. Polyacrylamide has been used in industry for too long, and its water purification effect is not just ideal for buying back polyacrylamide. This is because polyacrylamide has been stored beyond its shelf life.
In general, during chemical reactions of polyacrylamide, when polyacrylamide solution and formaldehyde are dissolved, a chemical reaction may occur, so the use of polyacrylamide to treat formaldehyde sewage should be avoided; under acidic conditions, polyacrylamide may undergo chemical deterioration. At this time, The water purification effect of polyacrylamide will be greatly reduced. Acidic sewage will cause the golden tax efficiency of polyacrylamide to be reduced. You need to wait patiently for a period of time. Under high temperature conditions, the diffusion of polyacrylamide molecules will occur, and the water inlet of the polyacrylamide solution will decrease.
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