| 摘要 |
FIELD: metal working. ^ SUBSTANCE: proposed concentrate contains, mass-%: mineral oil, 15-30; condensation product of non-saturated fatty acid and 2,21-imino diethanol at mole ratio of1 : (2.5-5.0), 15-25; fatty acids of vegetable oils of fraction C12-C20, 2-6; glycols, 20-35; boric acid, 2-5; polyoxiethylated alkyl phenols, 0.1-5.0; product of interaction of acid ester of boric acid and alkanol amines, 1-6; anti-foaming agent, 0.05-0.3; the remainder being water. Proposed liquid has improved lubricating properties, enhanced biostability; enhanced resistance to positive and negative temperatures. ^ EFFECT: enhanced efficiency; extended field of application. ^ 4 tbl |
