Corrosion preventive composition

• US 2,758,981 A
• Filed: 10/29/1952
• Issued: 08/14/1956
• Est. Priority Date: 10/29/1952
• Status: Expired due to Term

• Current Assignee: Henry H. Cooke, Hugh C De Hoff
• Original Assignee: Henry H. Cooke, Hugh C De Hoff
• Inventors: Cooke, Henry H., DE HOFF HUGH C
• Application Number:
  US03/317,566
• Time in Patent Office: 1,385 Days
• US Class Current: 524/317
• CPC Class Codes: C09D 5/08 Anti-corrosive paints
• CPC Class Codes: C10M 2201/02 Water
• CPC Class Codes: C10M 2201/063 Peroxides
• CPC Class Codes: C10M 2201/083 nitrites
• CPC Class Codes: C10M 2205/022 Ethene
• CPC Class Codes: C10M 2205/024 Propene
• CPC Class Codes: C10M 2205/026 Butene
• CPC Class Codes: C10M 2205/14 Synthetic waxes, e.g. polythene waxes
• CPC Class Codes: C10M 2205/16 Paraffin waxes; Petrolatum, e.g. slack wax
• CPC Class Codes: C10M 2205/17 Fisher Tropsch reaction products
• CPC Class Codes: C10M 2207/125 having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids
• CPC Class Codes: C10M 2207/129 having hydrocarbon chains of thirty or more carbon atoms
• CPC Class Codes: C10M 2207/289 containing free hydroxy groups
• CPC Class Codes: C10M 2229/02 Unspecified siloxanes; Silicones
• CPC Class Codes: C10M 2229/041 containing aliphatic substituents
• CPC Class Codes: C10M 2229/042 containing aromatic substituents
• CPC Class Codes: C10M 2229/05 containing atoms other than silicon, hydrogen, oxygen or carbon
• CPC Class Codes: C10M 5/00 Solid or semi-solid compositions containing as the essential lubricating ingredient mineral lubricating oils or fatty oils and their use
• CPC Class Codes: C10N 2010/00 Metal present as such or in compounds
• CPC Class Codes: C10N 2010/02 Groups 1 or 11
• CPC Class Codes: C10N 2010/04 : Groups 2 or 12
• CPC Class Codes: C10N 2030/12 : Inhibition of corrosion, e.g. anti-rust agents or anti-corrosives
• CPC Class Codes: C10N 2050/10 : Semi-solids; greasy

Claims

1. A SUBSTANTIALLY ANHYDROUS CORROSION PREVENTIVE COMPOSITION CONSISTING ESSENTIALLY OF A MINERAL LUBRICANT BASE STOCK THICKENED TO A SEMI-SOLID, GREASE-LIKE CONSISTENCY WITH A CALCIUM SOAP OF HYDROGENATED FISH OIL FATTY ACIDS HAVING IN THE RANGE OF ABOUT 14 TO 24 CARBON ATOMS, SAID SOAP BEING PRESENT IN AN AMOUNT IN THE RANGE OF ABOUT 5 TO 45% BY WEIGHT, CALCIUM HYDROXIDE DISPERSED THROUGHOUT SAID COMPOSITION AS A FINELY DIVIDED SOLID IN AN AMOUNT IN THE RANGE OF ABOUT 10 TO 20% BY WEIGHT, IN THE RANGE OF 0.1 TO 10% BY WEIGHT OF A POLYMER OF ISOBUTYLENE HAVING A MOLECULAR WEIGHT OF ABOUT 10,000 TO 60,000, AND IN THE RANGE OF 0.5 TO 15% OF A MICROCRYSTALLINE PARAFFIN WAX.