Abstract:
THIS INVENTION RELATES TO A LUBRICANT FOR METAL WORKING, SUCH AS A FORGING, WHICH CONTAINS A MAJOR PORTION OF POLYBUTENE AND MINOR PORTIONS OF TIN OR LEAD SOAPS, A SOLID LUBRICANT, SUCH AS GRAPHITE, AND A DISPERSING AGENT. FOR HOT FORGING, IT IS PREFERRED TO DILUTE THE LUBRICANT WITH KEROSENE OR THE LIKE.
Abstract:
A NOVEL COATING COMPOSITION FOR DRY FILM LUBRICANT WHICH COMPRISES A SYNTHETC RESIN FRO PAINT CONTAINING DISPERSED THEREIN A MIXTURE OF AT LEAST ONE CONVENTIONAL LUBRICATING MATERIAL HAVING A PARTICLE SIZE OF UP TO 60 MICRONS, SUCH AS MOLYBDENUM DISULFIDE POWDER, GRAPHITE POWDER OR POLYTETRAFLUOROETHYLENE POWDER, AND A FINE FLUORINATED GRAPHITE POWDER HAVING A PARTCLE SIZE OF UP TO 60 MICRONS, THE PROPORTION OF SAID SYNTHETIC RESIN TO SAID MIXTURE BEING 90:10 TO 10:90, PEFERABLY 60:40 TO 40:60, BY WEIGHT AND THE PROPORTON OF THE CONVENTIONAL LUBRICATING MATERIAL TO THE FLUORINATED GRAPHITE POWDER BEING 99.5:0.5 TO 5:95, PREFERABLY 70:30 TO 30:70, BY WEIGHT. SAID COATING COMPOSITION HAS AN INCREASED CRITICAL PV VALUE AND SUBSTANTIALLY THE SAME FRICTION COEFFICIENT AS THAT OF A CONVENTIONAL ONE. THE DRY FILM OF THE COATING COMPOSITION ACTS AS A DURABLE, SOLID LUBRICANT.
Abstract:
THIS SPECIFICATION DISCLOSES INHIBITION OF FOAMING IN A LIQUID SYSTEM CONTAINING WATER AND A HYDROCARBON. INHIBITION IS EFFECTED BY THE PRESENCE IN THE SYSTEM OF PARTICLES OF A SOLID, INSOLUBLE MATERIAL. THESE PARTICLES HAVE A SURFACE AREA OF LESS THAN 50 SQUARE METERS PER GRAM AND A PORTION OF THEIR SURFACES IS OCCUPIED BY POLAR SITES. REPRESENTATIVE SOLID MATERIALS ARE POLY-2,6-DIMETHYL-1,4-PHENYLENE OXIDE, A COPOLYMER OF 2,6-DIMETHYL PHENOL AND 2METHYL-1,6-TETRADECYL PHENOL WHEREIN THE PROPORTION OF THE LATTER COMPOUND DOES NOT EXCEED ABOUT 20 PERCENT BY WEIGHT OF THE COPOLYMER, A COPOLYMER OF VINYL STEARATE AND MALEIC ANHYDRIDE, SUBLIMED SULFUR, SILICON CARBIDE, AND POLYTETRAFLUOROETHYLENE COMMINUTED UNDER CRYOGENIC CONDITIONS.
Abstract:
THIS SPECIFICATION DISCLOSES INHIBITION OF FOAMING IN A LIQUID SYSTEM CONTAINING WATER AND A HYDROCARBON. INHIBITION IS EFFECTED BY THE PRESENCE IN THE SYSTEM OF PARTICLES OF A SOLID, INSOLUBLE MATERIAL. THESE PARTICLES HAVE A SURFACE AREA OF LESS THAN 50 SQUARE METERS PER GRAM AND A PORTION OF THEIR SURFACES IS OCCUPIED BY POLAR SITES. REPRESENTATIVE SOLID MATERIALS ARE POLY-2,6-DIMETHYL-1,4PHENYLENE OXIDE, A COPOLYMER OF 2,6-DIMETHYL PHENOL AND 2-METHYL-1,6-TETRADECYL PHENOL WHEREIN THE PORTION OF THE LATTER COMPOUND DOES NOT EXCEED ABOUT 20 PERCENT BY WEIGHT OF THE COPOLYMER, A COPOLYMER OF VINYL STEARATE AND MALEIC ANHYDRIDE, SUBLIMED SULFUR, SILICON CARBIDE, AND POLYTETRAFLUOROETHYLENE COMMINUTED UNDER CRYOGENIC CONDITIONS.
Abstract:
GREASE FORMULATIONS OF BY WEIGHT 65 TO 93% PERFLUOROOLEFIN EPOXIDE POLYETHER LIQUIDS WITH THICKENERS 19 TO 24% TRIAZINE, 7 TO 10% SPHERICAL BORON NITRUDE OF 0.05 TO 0.5 MICRON DIAMETER, AND 20 TO 35% FLUORINATED ETHYLENE PROPYLENE COPOLYMER POWDER, STABLE AT TEMPERATURES UP 600*F.
Abstract:
THE USE OF (1,2-DIBROMO-2-NITROETHYL) BENZENE (I) AND B-BROMO-B-NITROSTYRENE (II) AS PRESERVATIVES FOR AQUEOUS SYSTEMS NORMALLY SUBJECTED TO SPOLIAGE IS DISCLOSED. EXAMPLES SHOWING RESULTS OBTAINED IN PRESERVING CUTTING OILS, COSMETIC LOTIONS AND CREAMS, FUEL OIL, LATEX EMULSIONS, PAINTS, INDUSTRIAL COOLING WATER, WATER USED IN PULP AND PAPER MANUFACTURING, FLOOD WATER USED IN SECONDARY OIL RECOVERY, AND STARCH-BASE ADHESIVES ARE GIVEN.
Abstract:
THIS INVENTION RELATES TO IMPROVED HYDRAULIC FLUIDS CONTAINING A NOVEL INHIBITOR COMPOSITION COMPRISING A HYDRAZINE COMPOUND AND AN ORGANIC ACID COMPOUND.
Abstract:
Lubricants having excellent physical properties are composed of a base oil usually used and a high molecular weight inorganic graphite fluoride having a formula of (CF)n as an improver. Graphite fluoride is produced by reacting carbon or graphite with fluorine, halogen fluoride or a higher fluorine compound at a temperature of lower than 550* C.
Abstract:
HYDRAULIC FLUID COMPOSITIONS, PARTICULARLY AUTOMATIC TRANSMISSION FLUID COMPOSITIONS, CONTAINING A MAJOR AMOUNT OF LUBRICATING OIL AND A MINOR AMOUNT OF EACH OF (A) A PHOSPHITE OR DISUBSTITUTED PHOSPHATE, (B) A SUBSTITUTED PHENOL OR AN AROMATIC SECONDARY AMINE AND (C) AN OIL-SOLUBLE DISPERSANT COPOLYMER CONTAINING NVINYL-2-PYRROLIDONE.