| 摘要 |
FIELD: chemistry.SUBSTANCE: described composition, which contains: at least, one of ?-amino acids in the total quantity from 0.1 to 10.0 wt %, selected from the group of readily water- soluble ones; at least one corrosion inhibitor in the total quantity from 0.1 to 1.0 wt %, selected from the class of alkylpolythiols of composition C-C; at least one non-ionogenic surface-active substance in the total quantity from 0.5 to 1.0 wt %, selected from the class of alkylpolyglucozides and based on natural fatty alcohols C-C, preservative in the total quantity from 0.5 to 1,0 wt %; gelling agent in quantity from 0 to 10 wt %; water - the remaining part.EFFECT: removal of corrosion products from the surface of copper and copper-containing alloys, preservation of product glitter without destroying of surface structure.2 cl, 1 tbl, 21 ex |
