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3 Предмет изобретени 1. Способ обработки серебр ных покрытий путем их погружени в раствор ингибитора на основе смеси высших пиридиновых осно- 5 ваний типа И-1-Е, или И-1-А, или И-1-В, 4 отличающийс тем, что, с цёльЮ повышени стойкости серебр ных покрытий к потускнению , используют раствор игйбитора в метиловом или этиловом спирте с концентрацией 2-5 г/л. 3 The subject matter of the invention 1. A method of treating silver coatings by immersing them in an inhibitor solution based on a mixture of higher pyridine bases of the type I-1-E or I-1-A or I-1-B, 4 characterized in that, in order to increase the resistance of silver coatings to tarnish, they use a solution of tetrabut in methyl or ethyl alcohol with a concentration of 2–5 g / l.
SU1921077A1973-05-111973-05-11
The method of processing silver coatings
SU497360A1
(en)