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Hugo Allendorff
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Materials Applied To Surfaces To Minimize Adherence Of Mist Or Water
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Abstract
23,687. Allendorff, H. Oct. 24. Pigments.-Lithopone is rendered insensitive to light by mixing it; at any suitable stage of the manufacture, with soaps of aluminium or of magnesium or other alkaline earths, together with a binding-material.
GB190623687D1906-10-241906-10-24Method of Rendering Lithopone Insensitive to the Action of Light.
ExpiredGB190623687A
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