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【General】Oil Repellency test -(Principle and experimental test results)

Ⅰ、 Principle of material surface wetting Membrane material in the so-called wettability, this is such as water, ink, adhesives, coatings to plastic film, paper or metal foil adhesion basis. Wettability determines the ductility of a liquid over a solid surface. For example, water spreads out into a thin layer on a hydrophilic surface, but forms […]

2022-03-04

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