Abstract: Cloud point, pour point and filterability of diesel and heating fuels are improved by the incorporation of minor amounts of an additive prepared from the reaction products of a long chain oligomeric alkylsuccinic anhydride, a higher alkyl linear saturated alcohol and a tertiary amino substituted polyol.
Type:
Grant
Filed:
December 20, 1988
Date of Patent:
July 16, 1991
Assignee:
Mobil Oil Corporation
Inventors:
Joan C. Axelrod, Sheldon Chibnik, David J. Baillargeon
Abstract: Lubricants are stablized against oxidative degradation by the incorporation therein of hydroxylamines substituted with thioalkanoic acid residues of the formula ##STR1## wherein R and R.sub.1 are independently H, alkyl or aryl, X is independently OR.sub.2 SR.sub.2 or NR.sub.3 R.sub.4 wherein Rhd 2 is H, alkyl, cycloalkyl or aralkyl, and R.sub.3 and R.sub.4 are independently H, alkyl or aryl and n is 1 or 2.
Type:
Grant
Filed:
January 26, 1990
Date of Patent:
May 28, 1991
Assignee:
Ciba-Geigy Corporation
Inventors:
Samuel Evans, David Chasan, Raymond Seltzer
Abstract: A partially sulfurized, phenolic antioxidant having good copper corrosion properties is prepared by reacting a liquid mixture of phenols, which mixtures includes at least one reactive, hindered phenol, with sulfur chloride in proportions to provide from about 0.3 to 0.7 gram atoms of sulfur per mole of reactive phenol.
Abstract: Granulated detergent builders, are disclosed consisting essentially of:70 to 80 weight percent of water-insoluble silicate, capable of binding calcium, in the form of a finely divided, bound-water-containing, synthetically produced, water-insoluble, crystalline compound of the general formula(Kat).sub.2/n O).sub.x.Me.sub.2 O.sub.3.(SiO.sub.2).sub.y (I),in which Kat represents an n-valent cation which is exchangeable with calcium, x a number from 0.7 to 1.5, Me boron or aluminum and y a number from 0.8 to 6,2 to 3 weight percent of nonionic surfactant,0 to 1 weight percent of alkali,2.4 to 5 weight percent of carboxymethylcellulose and/or methylcellulose,and the balance water.