| 摘要 |
FIELD: chemistry. ^ SUBSTANCE: invention concerns technical washing fluid for finish machining of silver and silver-based alloys and can be applied in jewelry and watch production. Invention claims technical washing fluid including monoethylamides of synthetic fatty acids of C10-C16 fraction, triethanolamine, cyclohexanon, baccide (product of monoethanolamide reaction with paraffin), synthanol DS-10 (polyethyleneglycol ether based on higher primary fatty alcohols), ammonium and water. ^ EFFECT: prevention of oxide and sulfide film forming, reduced roughness of processed surface, enhanced microhardness of surface layer. ^ 1 cl, 1 tbl, 1 ex
|
