BESCHICHTUNGSZUSAMMENSETZUNGEN FUER ALUMINIUM UND ALUMINIUMLEGIERUNGEN UND DEREN VERWENDUNG.

摘要

Protective coatings (i) for aluminium (alloys) are based on binders comprising mixts. of polyvinyl butyral (ii) and phenolic resins (iii) opt. with other resins (iv), and anti corrosion pigments (v) comprising mixts. or mixed crystals of calcium hydrogenphosphate (vi) and magnesium hdyrogen phosphate (vii) and opt. added zinc ocide (viii). (iv) are Industrial Nitrocellulose (ix), Carbamic Acid Ester (x) Epoxy Resins (xi) and Alkyd Resins (xii). Binder w% total 100. (v) total formulation. Wt ratio (vi)/(vii) in mixed crystals 9:1.