Microcrystalline wax

Claim 1

AN IMPROVED DUAL-PURPOSE MICROCRYSTALLINE WAX HAVING A SEALING STRENGTH IN EXCESS OF 200 GRAMS PER INCH, A LAMINATING STRENGTH IN EXCESS OF 200 GRAMS PER INCH, AND AN OIL CONTENT OF LESS THAN 1.5 WT. PERCENT, SAID WAX BEING PRODUCED BY BLENDING A MIXED BASE DISTILLATE PETROLATUM AND A MIXED BASE RESIDUAL PETROLATUM IN PROPORTIONS TO PRODUCE A BLEND CONTAINING FROM ABOUT 21 TO 28 WT. PERCENT, BASED UPON DRY WAX CONTENT, OF MICROCRYSTALLINE WAX VOLATILE AT 650*F. AND 1 MM. OF HG AND FROM ABOUT 72 TO 79 WT. PERCENT OF MICROCRYSTALLINE WAX NONVOLATILE AT 650*F AND 1 MM. OF HG, CHILLING THE BLENDED PETROLATUMS IN THE PRESENCE OF A WAX DEOILING SOLVENT UNTIL FROM ABOUT 60 TO ABOUT 70 WT. PERCENT OF THE WAX PRESENT IN THE BLEND, BASED UPON DRY WAX CONTENT, HAS PRECIPITATED, RECOVERING SAID PRECIPITATED WAX FROM SOLUTION, PERCOLATING THE RECOVERED WAX THROUGH A DECOLORIZING ADSORBENT, AND RECOVERING A FINISHED MICROCRYSTALLINE WAX.