Organic compounds -- part of the class 532-570 series – Organic compounds – Fatty compounds having an acid moiety which contains the...
Reissue Patent
2011-04-26
2011-04-26
Carr, Deborah D (Department: 1621)
Organic compounds -- part of the class 532-570 series
Organic compounds
Fatty compounds having an acid moiety which contains the...
C554S148000, C554S149000, C554S164000, C554S227000, C508S452000
Reissue Patent
active
RE042313
ABSTRACT:
Triglyceride oils having unsaturated fatty acid substituents are modified to convert sites of unsaturation to C-2 to C-10 diesters. The resulting derivatives are characterized by thermal and oxidative stability, have low temperature performance properties and are environmentally-friendly. They have utility as hydraulic fluids, lubricants, metal working fluids and other industrial fluids. The triglyceride oils are most easily prepared via epoxidized vegetable oils which are converted to the diesters in either a one- or two-step reaction.
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Teeter, H.M., et al., “Synthetic Lubricants from Hydroxystearic Acids”,Industrial and Engineering Chemistry, vol. 45, No. 8, pp. 1777-1779, Aug. 1953.
Gast, L. E., et al., “Synthetic Lubricants from Polyhydroxysteric Acids”,Industrial and Engineering Chemistry, vol. 46, pp. 2205-2208, Oct. 1954.
Adhvaryu Atanu
Erhan Sevim Z.
Liu Zengshe
Carr Deborah D
Deck Randall E.
Fado John
The Penn State Research Foundation
The United States of America as repesented by the Secretary of A
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