Patent ID: 6989424

Claim:
A curing agent component for an at least two-component mortar composition for chemical fastening technique, comprising a) at least one free radical-forming agent as curing agent for an organic resin component b) water and c) at least one water-soluble, ethylenically unsaturated polyalkylene glycol derivative, capable of copolymerizing with the organic resin component and having a solubility in water at 25° C. of at least 10 g in 100 g of water and the following general formula I: R 2 —A—O—R 1 (I) in which R1 represents a group having the formula CH2═CH—CH2—, CH2═CH—CO—O— or CH2═C(CH3)—CO—O—, R2 represents hydrogen, an alkyl group with 1 to 6 carbon atoms, a sulfonate group or a group having the formula CH2═CH—CH2—, CH2═CH—CO—O— or CH2═C(CH3)—CO—O—, and A represents a linear or branched, homopolymeric or copolymeric, optionally substituted polyoxyalkylene group.