Lubricating grease composition

A lubricating grease compound formed of a basic oil and a lower proportion of a thickening agent which is a polyurea (polycarbamide) compound as well as the usual additives, in which the base oil is an ester of an aromatic di-, tri-, or tetra-carboxylic acid with one or more C7-C18-alkanols and the...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SOHN, DIETER, SEUBERT, EDWIN
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A lubricating grease compound formed of a basic oil and a lower proportion of a thickening agent which is a polyurea (polycarbamide) compound as well as the usual additives, in which the base oil is an ester of an aromatic di-, tri-, or tetra-carboxylic acid with one or more C7-C18-alkanols and the thickening agent is the reaction product of a compound of the general formulaA(B)n(I)with an amine of the general formula H2N-R (II), wherein A=CH4-n, B=aromatic mono- or di-isocyanate residue, n=1-3, and R=an alkyl or an alkenyl residue with 8 to 22-C-atoms or an aryl residue with 6 to 10-C-atoms, and in which the mixture of the basic oil and the thickening agent has a consistency with a penetration of 220-385, 0.1 mm.