499 is a new type of industrial anti-mildew agent, can simultaneously anti-mildew, anti-bacterial, anti-algae, is one of the most effective anti-bacterial agent in the industrial field. It can be added to PVC products, plastic products, PVC flooring materials, wall coatings, paints, inks, paper, shoe polish, tents, etc. It is more effective than other inorganic or organic systems that are only antibacterial or only anti-mold.
Desen Chromium Zinc Desen Chromium Zinc is a coordination compound of Desen chromium and zinc ions (containing 20% chromium and 2.5% zinc). The original drug is a gray-yellow odorless powder. It is easy to decompose under high temperature, high humidity and acid, and is insoluble in deuteron wax pp water and most organic solvents.
The antifouling agent is very toxic. The acute oral toxicity LD50 for male rats is 14000mg/kg, the female rat is 12800mg/kg, and the acute dermal toxicity LD50 for rats is 15000mg/kg. It is irritating to the skin and eyes. sex.
4,5-Dichloro-2-n-octyl-4-isothiazolin-3-one is a new type of environmentally friendly antifouling agent developed by Rohm & Has s in the United States in the 1990s and has been approved by the U.S. Environmental Protection Agency. . Its structural formula is: Cl
N-GHaCrs-trade name is Sea-Nine 211. Sea-Nine 211 is a highly effective antifouling agent, which has a good inhibitory effect on diatoms, bacteria, algae and barnacles.
Sea-Nine 211 is very safe to the marine environment. It can be quickly decomposed through hydrolysis, ultraviolet light and biodegradation. The half-life of Sea-Nine 211 in seawater is less than 24h, and the half-life in sediments is less than 1h. Sea Nine 211 is in the marine environment. The maximum acceptable concentration (maximum acceptable envir mental cone en tration, MAE C) is 0.63 pg/kg, and the MAE C of TB TO is 0.001 jg/kg.
Sea-Nine 211 is irritating to eyes and skin, so you must pay attention to labor protection when using it.
Copper pyrithione Copper pyrithione is a new environmentally friendly antifouling agent developed by Arch Company in the United States. Its trade name is Copper Oma dine, and its structural formula is:
The main physical properties and indicators of Cog-copper pyrithione.
When using copper pyrithione, it is usually compounded with cuprous oxide, and the added amount is 3%~5%.
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