Preparation of pure aluminum alkyls

Claim 1

A METHOD OF PREPARING AN EXTREMELY PURE ALUMINUM TRIALKYL HAVING FROM 6 TO 20 CARBON ATOMS PER ALKYL GROUP WHICH COMPRISES REACTING IN A FIRST ZONE A LOW MOLECULAR WEIGHT OLEFIN CONTAINING 2 TO 4 CARBON ATOMS PER MOLECULE WITH A LOW MOLECULAR WEIGHT ALUMINUM ALKYL SELECTED FROM THE GROUP CONSISTING OF ALUMINUM TRIAKYLLS, ALUMINUM DIALKYL HYDRIDES AND ALUMINUM ALKYL DIHYDRIDES AT ELEVATED TEMPERATURES AND PRESSURES TO PRODUCE HIGHER MOLECULAR WEIGHT ALIMUNIM ALKYLS WHEREIN THE ALKYL RADICALS CONTAIN FROM 6 TO 20 CARBON ATOMS PER RADICAL, PASSING THE PRODUCT MIXTURE FROM SAID FIRST ZONE INTO A SECOND ZONE AND INTRODUCING A LOW MOLECULAR WEIGHT OLEFIN HAVING FROM 4 TO 6 CARBON ATOMS PER MOLECULE, DISPLACING THE ALKYL RADICALS OF THE HIGHER MOLECULAR WEIGHT ALUMINUM ALUMINUM ALKYLS WITH SAID LOW MOLECULAR WEIGHT OLEFIN HAVING FROM 4 TO 6 CARBON ATOMS PER MOLECULE, DISPLACING THE ALKLS WITH SAID LOW MOLECULAR WEIGHT ALUMINUM ALKYLS WITH SAID LOW MOELCULAR WEIGHT OELFIN HAVING FROM 4 TO 6 CARBON ATO,S PER MOELCULE, FRACTIONATING THE RESULTING HIGHER MOLECULAR WEIGHT OLEFINS INTO OLEFINIC FRACTIONS HAVING DIFFERENT CARBON CHAIN LENGTHS AND REACTING AT LEAST ONE OF SAID OLEFINIC FRACTIONS WITH A LOW MOLECULAR WEIGHT ALUMINNUM TRIALKYL TO DISPLACE THE ALKYL MOLECULAR WEIGHT ALUMINUM TRIALKYL TO DISPLACE THE ALKYL WITH THE HIGHER MOLECULAR WEIGHT OLEFIN IN SAID OLEFINIC FRACTION AND SEPARATING SUBSTANTIALLY OLEFIN-FREE HIGHER MOLECULAR WEIGHT ALUMINUM TRIALKYL PRODUCT.

Claim 2

A METHOD OF PREPARING AN EXTREMELY PURE ALUMINUM TRIALKYL HAVING FROM 6 TO 20 CARBON ATOMS PER ALKYL GROUP WHICH COMPRISES REACTING IN A FIRST ZONE A LOW MOLECULAR WEIGHT OLEFIN CONTAINING 2 TO 4 CARBON ATOMS PER MOLECULE WITH A LOW MOLECULAR WEIGHT ALUMINUM ALKYL SELECTED FROM THE GROUP CONSISTING OF ALUMINUM TRIAKYLLS, ALUMINUM DIALKYL HYDRIDES AND ALUMINUM ALKYL DIHYDRIDES AT ELEVATED TEMPERATURES AND PRESSURES TO PRODUCE HIGHER MOLECULAR WEIGHT ALIMUNIM ALKYLS WHEREIN THE ALKYL RADICALS CONTAIN FROM 6 TO 20 CARBON ATOMS PER RADICAL, PASSING THE PRODUCT MIXTURE FROM SAID FIRST ZONE INTO A SECOND ZONE AND INTRODUCING A LOW MOLECULAR WEIGHT OLEFIN HAVING FROM 4 TO 6 CARBON ATOMS PER MOLECULE, DISPLACING THE ALKYL RADICALS OF THE HIGHER MOLECULAR WEIGHT ALUMINUM ALUMINUM ALKYLS WITH SAID LOW MOLECULAR WEIGHT OLEFIN HAVING FROM 4 TO 6 CARBON ATOMS PER MOLECULE, DISPLACING THE ALKLS WITH SAID LOW MOLECULAR WEIGHT ALUMINUM ALKYLS WITH SAID LOW MOELCULAR WEIGHT OELFIN HAVING FROM 4 TO 6 CARBON ATO,S PER MOELCULE, FRACTIONATING THE RESULTING HIGHER MOLECULAR WEIGHT OLEFINS INTO OLEFINIC FRACTIONS HAVING DIFFERENT CARBON CHAIN LENGTHS AND REACTING AT LEAST ONE OF SAID OLEFINIC FRACTIONS WITH A LOW MOLECULAR WEIGHT ALUMINNUM TRIALKYL TO DISPLACE THE ALKYL MOLECULAR WEIGHT ALUMINUM TRIALKYL TO DISPLACE THE ALKYL WITH THE HIGHER MOLECULAR WEIGHT OLEFIN IN SAID OLEFINIC FRACTION AND SEPARATING SUBSTANTIALLY OLEFIN-FREE HIGHER MOLECULAR WEIGHT ALUMINUM TRIALKYL PRODUCT.