发明授权
US4313969A Method and apparatus for providing low gloss and gloss controlled radiation-cured coatings 失效
用于提供低光泽和光泽控制的辐射固化涂层的方法和设备

Method and apparatus for providing low gloss and gloss controlled
radiation-cured coatings
摘要:
A method and apparatus for providing low gloss and controlled gloss radiation cured coatings, and for effecting on-line control of the degree of gloss provided. A radiation-curable coating of a composition which includes inert particulates is first irradiated with curing radiation of wavelengths to which the coating is responsive but having substantially no distribution beneath about 300 nm, and is subsequently irradiated with curing radiation of wavelengths to which the coating is responsive including substantial radiation at wavelengths beneath 300 nm. Gloss control is obtained by adjusting the spectral distribution, the intensity, or the dose of the initial radiation, or by adjusting the time interval between the initial and subsequent irradiation steps.
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