FIELD: polymer materials. SUBSTANCE: catalyst containing dimethylethanolamine (0.2-0.4 wt. %) additionally contains 0.3-2.0 wt.% of aromatic Schiff compound of formula I: 
(I), in which R denotes C2-C6-alkylene. Elastic polyurethane foam prepared with this catalyst is fit for use in furniture and motor car industries. EFFECT: improved technology of production of hydroxyl-containing component. 2 cl, 1 tbl, 2 ex
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