Purification of acylated lanolin products

Claim 1

THE METHOD OF PURIFYING REACTION PRODUCTS RESULTING FROM ACYLATION OF A LANOLIN MATERIAL AND HAVING A HYDROXYL VALUE OF FROM ABOUT 15 TO ABOUT 150, SAID MATERIAL BEING SELECTED FROM THE GROUP CONSISTING OF LANOLIN, LANOLIN OIL, LANOLIN WAX, LANOLIN FATTY ACIDS, WOOL GREASE ACIDS, LANOLIN ALCOHOLS, WOOL GREASE ALCOHOLS, ETHOXYLATED LANOLIN, ETHOXYLATED LANOLIN ACOHOLS, ETHOXYLATED LANOLIN WAX AND LANOLIN DERIVATIVES CONTAINING AMINE GROUPS, SAID METHOD COMPRISING CONTINUOUSLY FEEDING SAID PRODUCTS OF ACYLATION INTO CONTACT WITH THE SURFACE OF THE INNER WALL OF A HEATED JACKET, CAUSING THE FEED MATERIAL TO FLOW DOWNWARDLDY ALONG THE SURFACE OF SAID WALL TO BE HEATED THEREBY WHILE IN THE FORM OF A WIPED FILM OF RELATIVELY MINUTE THICKNESS, SAID FILM BEING FORMED BY A WIPING ACTION WHICH IMPARTS TURBULENCE TO SAID FILM AND CAUSES IT TO SPIRAL AS IT FLOWS DOWNWARDLY ALONG SAID SURFACE, SUBJACTING SAID FILM TO A VACUUM IN THE RANGE OF FROM ABOUT 1.0 TO ABOUT 50 MM. MERCURY ABSOLUTE, WHILE THUS HEATED, AND SIMULTANEOUSLY SUBJECTING THE THUS FLOWING HEATED FILM TO THE ACTION OF A COUNTER-CURRENT FLOW OF STEAM, WHEREBY TO REMOVE EXCESS ACYLATING AGENT AND SIMULTANEOUSLY ELIMINATE ODORIFEROUS CONSTITUENTS FROM SAID PRODUCTS.

Claim 2

THE METHOD OF PURIFYING REACTION PRODUCTS RESULTING FROM ACYLATION OF A LANOLIN MATERIAL AND HAVING A HYDROXYL VALUE OF FROM ABOUT 15 TO ABOUT 150, SAID MATERIAL BEING SELECTED FROM THE GROUP CONSISTING OF LANOLIN, LANOLIN OIL, LANOLIN WAX, LANOLIN FATTY ACIDS, WOOL GREASE ACIDS, LANOLIN ALCOHOLS, WOOL GREASE ALCOHOLS, ETHOXYLATED LANOLIN, ETHOXYLATED LANOLIN ACOHOLS, ETHOXYLATED LANOLIN WAX AND LANOLIN DERIVATIVES CONTAINING AMINE GROUPS, SAID METHOD COMPRISING CONTINUOUSLY FEEDING SAID PRODUCTS OF ACYLATION INTO CONTACT WITH THE SURFACE OF THE INNER WALL OF A HEATED JACKET, CAUSING THE FEED MATERIAL TO FLOW DOWNWARDLDY ALONG THE SURFACE OF SAID WALL TO BE HEATED THEREBY WHILE IN THE FORM OF A WIPED FILM OF RELATIVELY MINUTE THICKNESS, SAID FILM BEING FORMED BY A WIPING ACTION WHICH IMPARTS TURBULENCE TO SAID FILM AND CAUSES IT TO SPIRAL AS IT FLOWS DOWNWARDLY ALONG SAID SURFACE, SUBJACTING SAID FILM TO A VACUUM IN THE RANGE OF FROM ABOUT 1.0 TO ABOUT 50 MM. MERCURY ABSOLUTE, WHILE THUS HEATED, AND SIMULTANEOUSLY SUBJECTING THE THUS FLOWING HEATED FILM TO THE ACTION OF A COUNTER-CURRENT FLOW OF STEAM, WHEREBY TO REMOVE EXCESS ACYLATING AGENT AND SIMULTANEOUSLY ELIMINATE ODORIFEROUS CONSTITUENTS FROM SAID PRODUCTS.