METHOD FOR PREPARING A LIQUID DISPERSION FOR COMBATING IRON STAIN ON WOOD, AND METHOD FOR TREATING WOOD TO PREVENT IRON STAIN ON IT

摘要

Wood is treated in inhibit the iron staining of the wood during shipment in commerce by applying to the wood prior to shipment finely divided insoluble salt of a Group II Metal (beryllium, magnesium, calcium, strontium, barium,, zinc, cadmium and mercury). The preferred anti-stain compounds are the insoluble salts of calcium, zinc and magnesium, particularly zinc oxide and calcium carbonate.