FIELD: chemistry.
SUBSTANCE: compound is a set of expoxide-containing resin containing a resinous part and amine-type curing agent. The epoxide resinous base is obtained through epoxidation of an aromatically conjugated hydroxyphenylene, having degree of polycondensation n=2, obtained at temperature 240-260°C from diphenol (alkyl resorcinol), with diglycidyl ether of diethylene glycol with degree of polycondensation n=0-2 in molar ratio 1:5, respectively; epoxidation is carried out at temperature 120-165°C in the presence of 0.15-0.35 wt % 2,4,6-trisdimethylaminomethylphenol to weight ratio of epoxide groups of 6.0-9.0% and the resinous part further contains 15-25 wt % process water and the following content of ingredients of the compound, pts.wt: said resinous part 100, amine-type curing agent 2.0-12.0.
EFFECT: high efficiency of sealing water influx.
2 cl, 1 tbl
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Authors
Dates
2012-08-20—Published
2011-02-07—Filed