JPH05311096
PURPOSE:To provide the production process of powder coating material whereby the color matching can be performed within a short time, the drying can be performed efficiently, and the grinding can be performed easily. CONSTITUTION:A dispersion paste of a solid concentration of 60-80wt.% is brought to...
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Zusammenfassung: | PURPOSE:To provide the production process of powder coating material whereby the color matching can be performed within a short time, the drying can be performed efficiently, and the grinding can be performed easily. CONSTITUTION:A dispersion paste of a solid concentration of 60-80wt.% is brought to a state having a thickness of 10cm or below and being open to air on one side and dried by heating in a vacuum of 10Torr or below to obtain a bulky dry product of a solid concentration of 95wt.% or above and a density of 0.4-0.6g/cm . This product is ground and classified to produce a powder coating material. |
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