Plastic shortenings and process of producing same

Claim 1

A PROCESS OF MANUFACTURING PLASTIC SHORTENINGS CONTAINING AN AMOUNT OF HARDSTOCK CONSISTING OF TRIGLYCERIDES OF HIGH MOLECULAR WEIGHT SATURATED FATTY ACIDS MATERIALLY IN EXCESS OF THE AMOUNT OF SUCH TRIGYLCERIDES OBTAINABLE BY RANDOM REARRANGEMENT OF ALL THE GLYCERIDES OF SAID SHORTENINGS, WHICH COMPRISES PREPARING A MIXTURE COMPRISING ESSENTIALLY TRIGLYCERIDES WHICH CONTAIN IN THEIR MOLECULAR STRUCTURE BOTH ACETYL GROUPS AND ACYL GROUPS OF HIGH MOLECULAR FATTY ACIDS, SAID MIXTURE BEING FREE OF NON-GLYCERIDE ESTERS WHOSE VOLATILITY IS NOT GREATER THAN THAT OF DIACETYL TRIGYLCERIDES, REMOVING FROM SAID MIXTURE MATERIALS MORE VOLATILE THAN DIACETYL TRIGLYCERIDES OF SAID FATTY ACIDS, THE COMBINED FATTY ACIDS OF THE RESULTANT MIXTURE BEING AT LEAST 1/5 ACETIC ON A MOLAR BASIS, CHILLING SUBSTANTIALLY TRIACETIN-FREE TRIGLYCERIDES COMPRISING AS A MAJOR COMPONENET THE THUS PURIFIED PRODUCT, AND COMPRISING A MINOR AMOUNT OF SAID HARDSTOCK AS A FIRMING AGENT AND FORMING SAME INTO A PLASTIC MASS.