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nature : do not dissolve into the water filling material and water-soluble emulsion Fatliquor (fat-liquor). Past commonly used animal oil, vegetable oil, mineral oil and liquids. Animal oil to cattle and pig fat, fish oil and neat's foot oil is used more. Castor oil to vegetable oil, olive oil better. Mineral oil to oil (spindle oil, etc.), more commonly used paraffin, and his easy escape from leather and it is not appropriate to use. As easy to plant and animal oils in the leather surface emerging oil cream (spue), a fish oil hum flavor, is not conducive to the quality of leather. Light requirements of modern leather good, natural oils containing unsaturated double bonds more easily by sunlight oxidation discolored. Therefore, petrochemical products as raw materials synthesis Fatliquor growing. Leather production of chrome tanning leather light for a major position, using latex refueling, a soluble Fatliquor mainly species include oil sulfate, sulfite oil, phosphorylation of oil, Fatliquor cationic and non-ionic fatliquoring agents and gender fatliquoring agents.
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