Also known as salt-based dyes. A dye which produces a cationic dye can be dissociated in an aqueous solution, and is classified as a cationic dye. Due to the poor color fastness and color fastness of the dyes dyed with alkaline dyes, it is rarely used in the dyeing of fabrics, mainly for the stationery and paper coloring and the manufacture of lakes.
The Alkaline Dye Jinan huijinchuan trading Co. LTD , https://www.hjcchemical.com
When you board room during the event <br> <br> thunderstorm, staff activities of the board room as far away from the activities of the board edges and avoid direct lightning damage. Try to stay away from the metal support rods and metal components of the mobile board house, because these metal support bars may generate side flashovers that endanger personal safety.
If thunder and lightning are in the sky above the movable board room, they should hold their knees with both hands, place their chests close to their knees, and lower their heads as far as possible, squatting on the dry ground inside the movable board room. Do not lie down
When you build a site on <br> <br> shock tent, away from danger in the tent, old buildings and mountain landslide section, select the overall height of the terrain and vegetation is low and open, dry place to avoid makeshift Shock tent. Do not set up a suspension tent under a big tree.
During thunderstorms, try to stay away from the metal tent poles in the shelter. Do not touch the metal support rod.
During thunderstorms, try not to touch the power cords and switches inside the shelter.
When you are not an umbrella in the open field during the field <br> <br> thunderstorm, not shovels, picks and other metal tools items on his shoulders, should avoid outdoor activities.
If there are tall objects such as trees and disaster areas during a thunderstorm, you should leave immediately. Never hide under a tree or in an isolated shed.
Do not touch the antenna, water pipes, wire mesh, metal doors and windows, exterior walls of buildings, and keep away from live equipment such as electric wires or other similar metal devices, and do not touch any part of the lightning protection device.
Do not stand on the top of the hill, on the roof of the building or other protruding objects; do not swim in the wild.
If you are driving, you should park on the roadside away from trees, dangers, old buildings and landslide areas and stay in the car.
During thunderstorms, it is best not to ride horses, bikes, motorcycles, and open tractors. Try to avoid driving on mountain roads and buildings that may have collapsed due to earthquakes.
Lightning aid knowledge <br> <br> meteorological experts pointed out that lightning might make victims of clothes on fire, can splash to the injured body, or with a thick coat, a blanket wrapped around the injured to extinguish the flames. Cool the wound with cold water and cover with a dressing.
If the electric shocker is in a coma, it should be placed horizontally to keep it warm and comfortable. It is necessary to immediately perform electric shocks and artificial respiration. After a lightning strike, it may be revived if it is timely. If timely rescue (such as artificial respiration) can often resume heartbeat and breathing.
How to prevent lightning in the earthquake-stricken area?
The centralized resettlement sites and temporary resettlement houses in the earthquake-stricken areas (including movable slab houses, simple houses, tents, etc.) are often many, and rescue workers and concentrated residents are densely populated, and there are also many temporary rescue facilities. In the season of frequent lightning activity, lightning disaster prevention at the centralized resettlement sites and temporary resettlement houses in the quake-hit areas is particularly important. When thunderstorms occur, the following measures should be taken to prevent lightning disasters: