| 摘要 |
Use as lubricants having a low friction coefficient and an improved noise reduction among moving mechanical parts of dispersions comprising a fluorinated oil and a (per)fluoropolymer, said compositions dilutable with water and obtainable by mixing: a) a fluorinated oil having a (per)fluoropolyether structure, b) a concentrated aqueous dispersion of a (per)fluoropolymer (component b'), stabilized by a non ionic and non fluorinated surfactant, c) a fluorinated and/or hydrogenated surfactant, d) water.im |
