... petroleum wax hydrotreating catalyst, melting point than traditional paraffin wax in the same label, the melting point to high.2, the ... waterproof properties of all kinds of wax paper, and can be used in food, medicine and other packaging, metal anti-rusting and printing ... detergent, emulsifier, dispersant, plasticizer, lubricants, etc. Semi refined paraffin wax used in food or the packing of the drugs