Preparation of polymerization products

Claim 1

PROCESS OF PREPARING POLYMERIC MATERIALS USEFUL AS SYNTHETIC LUBRICANTS, WHICH COMPRISES SUBJECTING TO POLYMERIZATION TEMPERATURES AND PRESSURES IN THE PRESENCE OF AN ALKALINE CATALYST, AN ALIPHATIC MONOHYDROXY ALCOHOL EFFECTIVE TO INITIATE THE POLYMERIZATION REACTION, ABOUT 70 TO 90 MOL PER CENT PROPENE OXIDE, AND ABOUT 10 TO 30 MOL PER CENT PENTENE OXIDES, OF WHICH PENTENE OXIDES NOT MORE THAN ABOUT 5 MOL PER CENT, AND 15 MOL PER CENT, BASED ON THE TOTAL PROPENE-PENTENE OXIDE CONTENT, IS, RESPECTIVELY, 2-METHYL-2,3-EPOXYBUTANE, AND MATERIAL SELECTED FROM THE GROUP CONSISTING OF 2,3-EPOXYPENTANE, 2METHYL-1,2-EPOXYBUTANE AND 1,2-EPOXYCYCLOPENTANE, SAID CATALYST BEING PRESENT IN AN AMOUNT EXPRESSED BY THE RATIO OF ABOUT 1 MOL OF SAID ALKALINE CATALYST TO ABOUT 700 TO 100 MOLS OF SAID PROPENE OXIDE AND PENTENE OXIDES, AND SAID ALCOHOL BEING PRESENT IN AN AMOUNT OF ABOUT 1 MOL TO ABOUT 8 TO 200 MOLS OF THEPROPENE-PENTENE OXIDE CONTENT.