Self-wetting foam product and method of making same

Abstract

Abstract SOLID SELF-WETTING FLORAL FOAM CONTAINING AMMONIUM NEUTRALIZED RESIDUE OF MINERAL ACID CATALYST WITH INTERCONNECTED CELLS HAVING CONNATELY AND GENERALLY UNIFORMLY DISTRIBUTED UNREACTED ANIONIC SULFONATE WETTING AGENT CONTENT OF 11/2 TO 3 WEIGHT PERCENT ISOLATED BY NONIONIC WETTING AGENT FROM THE CATALYST RESIDUE AND THE PHENOLIC OF THE FOAM, MANUFACTURED BY MIXING PHENOLIC RESIN AND CARBON BLACK WITH NONIONIC WETTING AGENT, MIXING IN THE SULFONATE, ADDING AND MIXING MORE NONIONIC WETTING AGENT, FOAMING THE MIXTURE WITH MINERAL ACID, RECOVERING THE RESULTING SOLID FOAM PRODUCT, AND NEUTRALIZING RESIDUAL ACID WITH AMMONIA TO TURM THE FOAM FROM BLACK TO GREEN. THE NONIONIC WETTING AGENT AND SULFONATE WETTING AGENT ADDITIONS CAN BE SPLIT INTO TWO ADDITIONS SO THAT A PORTION OF THE NONIONIC WETTING AGENT IS ADDED FOLLOWED BY A PORTION OF THE SULFONATE, THE REMAINDER OF THE NONIONIC AND THEM THE REMAINDER OF THE SULFONATE. THE ACHIEVESR FASTER WETTING AND MAXIMUM WATER ABSORPTION IN THE FOAM PRODUCT.

Inventors

• 👤 Albert M Palombo

Bibliographic Details