ACCELERATOR SOLUTION RETAINING STABILITY DURING STORAGE Russian patent published in 2010 - IPC C08F4/40 C08F299/00 C08F299/04 

FIELD: chemistry.

SUBSTANCE: solution contains (a) one or more reducing agents in amount of more than 1.0 wt % and less than 30 wt %, selected from ascorbic acid and sodium formaldehyde sulphoxylate, (b) one or more metal salts selected from a group comprising copper salts, cobalt salts, iron salts, vanadium salts, lithium salts and magnesium salts, (c) one or more oxygen-containing solvents, (d) optionally one or more stabilisers and (e) optionally water. The invention also describes a method of hardening unsaturated polyester or acrylate resin in the presence of the accelerator solution.

EFFECT: invention enables to obtain accelerator solutions which provide high rate of hardening of peroxide esters and acrylates.

8 cl, 11 tbl, 9 ex