| 摘要 |
FIELD: metallurgy. ^ SUBSTANCE: solution for chemical deposition of nickel-phosphoric coatings contains: nickel dichloride, succinic acid, sodium fluoride, sodium hydroxide, sodium hypophosphite, polyvinylpyrrolidone, fluorinated surface active agent and water at the following components ratio, g/l: nickel dichloride 10.0-15.0, succinic acid 12.0-15.0, sodium fluoride 2.0-3.0, sodium hydroxide 4.0-6.0, sodium hypophosphite 17.0-20.0, polyvinylpyrrolidone 2.0-2.5, fluorinated surface active agent 2.0-6.0. ^ EFFECT: received from the solution coatings allows increased moisture resistance and wear resistance ensured by increasing of its hydrophobic behavior and oleophoby. ^ 2 tbl, 1 ex |
