how long does it take for antifreeze to be added to concrete to prevent it from freezing after pouring?

contents of this articlehow long does it take to effectively prevent freezing after antifreeze is added to concrete? how long does it take to prevent freezing after pouring concrete with antifreeze? how long does it take for concrete with antifreeze to solidify? what is the validity period of concrete antifreeze? what are the working hours…