Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1974-03-12
1976-04-13
Coughlan, Jr., Paul M.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
252 59, C07C 321
Patent
active
039504492
ABSTRACT:
A liquid polymer having a very high viscosity of between 250 cSt and 15,000 cSt at 210.degree.F, is prepared by polymerizing one, or a mixture of more than one, n-alpha olefine represented by the formula R - CH = CH.sub.2, in which R is an alkyl radical containing from 6 to 8 carbon atoms, in the presence of a catalyst system formed at a temperature in the range of 0.degree.-150.degree.C by a catalyst consisting of TiCl.sub.4 and a polyiminoalane having the formula: ##EQU1## IN WHICH N IS A WHOLE NUMBER NOT GREATER THAN 50 AND R is an isopropyl radical, and in an atmosphere consisting essentially of an inert gas. The liquid polymer of very high viscosity so formed is useful as a lubricant.
REFERENCES:
patent: 3113167 (1963-12-01), Sauer
patent: 3151181 (1964-09-01), Hewitt et al.
patent: 3467639 (1969-09-01), Marconi et al.
patent: 3798284 (1974-03-01), Tesei et al.
Floris Telemaco
Girotti Pierleone
Tesei Renato
Coughlan, Jr. Paul M.
Snam Progetti S.p.A.
Watson Ralph M.
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