Antifogging composition

• US 3,212,909 A
• Filed: 10/07/1960
• Issued: 10/19/1965
• Est. Priority Date: 10/07/1960
• Status: Expired due to Term

• Current Assignee: Arthur B. Leigh
• Original Assignee: Arthur B. Leigh
• Inventors: Leigh, Arthur B.
• Application Number:
  US04/061,076
• Time in Patent Office: 1,838 Days
• US Class Current: 106/13
• CPC Class Codes: C09K 3/18 for application to surfaces to minimize adherence of ice, mist or water thereto rendering particulate materials free flowing, in general, e.g. making them hydrophobic B01J2/30; Thawing or antifreeze materials for application to surfaces used in liquids for heat-transfer, heat-exchange or heat-storage or for the production of heat or cold other than by combustion, e.g. radiator liquids, C09K5/00

Claims

1. A DEVICE FOR APPLYING ANTIFOGGING COMPOSITION TO A SMOOTH SURFACE CONSISTING ESSENTIALLY OF A FLEXIBLE POROUS SHEET OF FIBROUS MATERIAL IMPREGNATED WITH A COMPOSITION CONSISTING ESSENTIALLY OF A MEMBER OF THE CLASS CONSISTING OF SURFACE ACTIVE SULFATED AND SULFONATED FATTY MATERIALS IN ADMIXTURE WITH AN AMMONIUM SOAP OF A FATTY ACID HAVING FROM 16 TO 18 CARBON ATOMS, THE AMOUNT OF SAID SOAP RANGING FROM 3% TO 50% BY WEIGHT OF SAID FATTY MATERIALS.