|Accelerator Chemical Name|
|Other Name||2-Imidazolidinethione; Imidazolidine-2-thione; Ethylenethiourea; 96-45-7; ETHYLENE THIOUREA; 2-Mercaptoimidazoline|
White to Light Green Crystal
Initial M.P. ℃≥
Loss on Drying %≤
Residues(150μm) % ≤
Oil Content %
The product crystallized from ethanol is acicular crystal, and the product crystallized from amyl alcohol is columnar shortcut.The proportion of 1.42 1.43.Melting point of 203-204 ℃.Has a bitter taste.Soluble in water, soluble in ethanol, methanol, ethylene glycol and pyridine, insoluble in acetone, ethanol, chloroform, etc.
It is used as promoter for various kinds of chloroprene rubber, chlorosulfonated polyvinyl chloride rubber, chloroethanol rubber and polyacrylate rubber.It is suitable for metal oxide as vulcanizing agent, especially magnesium oxide and zinc oxide as vulcanizing agent.Safe operation, not easy to burn.This product is especially suitable for type 54-1 (W) and general GN neoprene.Easy dispersion, no pollution, no color change in the rubber.Use 0.25-1.5 parts in general products and 0.2-0.5 parts in type 54-1 (W) chloroprene resistant products with 10-20 parts of lead monoxide.
Pack and store 25Kg paper plastic composite bags, kraft paper bags or packaged plastic bags.Store in a cool, dry and ventilated place.Avoid direct sunlight.