Solid anti-friction devices – materials therefor – lubricant or se – Lubricants or separants for moving solid surfaces and...
Reexamination Certificate
2005-03-29
2005-03-29
McAvoy, Ellen M. (Department: 1764)
Solid anti-friction devices, materials therefor, lubricant or se
Lubricants or separants for moving solid surfaces and...
C508S591000, C585S011000, C585S019000, C208S018000
Reexamination Certificate
active
06872692
ABSTRACT:
A synthetic lubricant base stock is provided having a kinematic viscosity at 100° C. of from 5 to about 300 cS and a VI greater than 100. The base stock comprises random co-oligomers of an alpha olefin or mixtures thereof and an olefinic substituted aromatic compound which co-oligomers are prepared in the presence of a Friedel-Crafts catalyst.
REFERENCES:
patent: 2474881 (1949-07-01), Young et al.
patent: 2500203 (1950-03-01), Reiff et al.
patent: 3448050 (1969-06-01), Young et al.
patent: 4162985 (1979-07-01), Holubec
patent: 4677176 (1987-06-01), Evans et al.
patent: 4933409 (1990-06-01), Evans et al.
patent: 4967029 (1990-10-01), Wu
patent: 5030791 (1991-07-01), Sanderson et al.
patent: 6214779 (2001-04-01), Kaneshige et al.
patent: 19915904 (2000-12-01), None
patent: 0902081 (1999-03-01), None
patent: 0974570 (2000-01-01), None
patent: 1059313 (2000-12-01), None
patent: 2036761 (1980-07-01), None
patent: 1068467 (1984-01-01), None
patent: 9626913 (1996-09-01), None
patent: 9830519 (1998-07-01), None
patent: 9830520 (1998-07-01), None
patent: 9830521 (1998-07-01), None
patent: 9830587 (1998-07-01), None
Smalheer et al “Lubricant Additives”, Section I—Chemistry of Additives, pp. 1-11, 1967.
Carey James Thomas
Donnachie Steven Edward
May-Som Wu Margaret
Surana Dilip
Vann Walter David
Brumlik Charles J.
ExxonMobil Research and Engineering Company
McAvoy Ellen M.
LandOfFree
Synthetic hydrocarbon fluid does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Synthetic hydrocarbon fluid, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Synthetic hydrocarbon fluid will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3387506