Abstract 1. A METHOD OF CONTROLLING THE VOLUME OF THE INDIVIDUAL PORES OF A FOAM PLASTIC PREPARED FROM AN AQUEOUS MASS CONTAINING AT LEAST 70% BY WEIGHT OF A PHENOL ALDEHYDE RESIN CONTAINING A LIQUID ORGANIC LOW-BIOLING BLOWING AGENT FOR PRODUCING THE FOAM, A SURFACE-ACTIVE AGENT AND AN ACID-HARDENING AGENT WHICH COMPRISES (A) PREPARING A PLURALITY OF SAMPLES OF SAID FOAM PLASTIC, THE SAMPLES HAVING A DIFFERING RELATIONSHIP IN THEIR RESPECTIVE PORE VOLUMES, SAID PLURALITY BEING PREPARED BY VARYING THE RELATIVE PROPORTION OF CASTOR OIL RENDERED WATER-SOLUBLE BY ETHOXYLATION TO ETHOXYLATED NONYL PHENOL IN SAID AQUEOUS MASS, (B) SELECTING A SAMPLE RELATIVE TO SUCH OTHER SAMPLES WHICH CORRESPONDS TO THE PORE VOLUME DESIRED IN THE FINAL FOAM PLASTIC, AND (C) PREPARING SAID FINAL FOAM PLASTIC FROM SAID AQUEOUS MASS CONTAINING THE RELATIVE PROPORTION OF THE SELECTED SAMPLE, THE COMBINED AMOUNT OF SAID CASTOR OIL AND SAID ETHOXYLATED NONYL PHENOL BEING BETWEEN 0.5 AND 5% REFERRED TO THE PHENOLALDEHYDE RESIN.
A METHOD OF CONTROLLING THE VOLUME OF THE INDIVIDUAL PORES OF A FOAM PLASTIC PREPARED FROM AN AQUEOUS MASS CONTAINING AT LEAST 70% BY WEIGHT OF A PHENOL ALDEHYDE RESIN CONTAINING A LIQUID ORGANIC LOW-BIOLING BLOWING AGENT FOR PRODUCING THE FOAM, A SURFACE-ACTIVE AGENT AND AN ACID-HARDENING AGENT WHICH COMPRISES (A) PREPARING A PLURALITY OF SAMPLES OF SAID FOAM PLASTIC, THE SAMPLES HAVING A DIFFERING RELATIONSHIP IN THEIR RESPECTIVE PORE VOLUMES, SAID PLURALITY BEING PREPARED BY VARYING THE RELATIVE PROPORTION OF CASTOR OIL RENDERED WATER-SOLUBLE BY ETHOXYLATION TO ETHOXYLATED NONYL PHENOL IN SAID AQUEOUS MASS, (B) SELECTING A SAMPLE RELATIVE TO SUCH OTHER SAMPLES WHICH CORRESPONDS TO THE PORE VOLUME DESIRED IN THE FINAL FOAM PLASTIC, AND (C) PREPARING SAID FINAL FOAM PLASTIC FROM SAID AQUEOUS MASS CONTAINING THE RELATIVE PROPORTION OF THE SELECTED SAMPLE, THE COMBINED AMOUNT OF SAID CASTOR OIL AND SAID ETHOXYLATED NONYL PHENOL BEING BETWEEN 0.5 AND 5% REFERRED TO THE PHENOLALDEHYDE RESIN.
Claim 2
Independent Claim
157 words
A METHOD OF CONTROLLING THE VOLUME OF THE INDIVIDUAL PORES OF A FOAM PLASTIC PREPARED FROM AN AQUEOUS MASS CONTAINING AT LEAST 70% BY WEIGHT OF A PHENOL ALDEHYDE RESIN CONTAINING A LIQUID ORGANIC LOW-BIOLING BLOWING AGENT FOR PRODUCING THE FOAM, A SURFACE-ACTIVE AGENT AND AN ACID-HARDENING AGENT WHICH COMPRISES (A) PREPARING A PLURALITY OF SAMPLES OF SAID FOAM PLASTIC, THE SAMPLES HAVING A DIFFERING RELATIONSHIP IN THEIR RESPECTIVE PORE VOLUMES, SAID PLURALITY BEING PREPARED BY VARYING THE RELATIVE PROPORTION OF CASTOR OIL RENDERED WATER-SOLUBLE BY ETHOXYLATION TO ETHOXYLATED NONYL PHENOL IN SAID AQUEOUS MASS, (B) SELECTING A SAMPLE RELATIVE TO SUCH OTHER SAMPLES WHICH CORRESPONDS TO THE PORE VOLUME DESIRED IN THE FINAL FOAM PLASTIC, AND (C) PREPARING SAID FINAL FOAM PLASTIC FROM SAID AQUEOUS MASS CONTAINING THE RELATIVE PROPORTION OF THE SELECTED SAMPLE, THE COMBINED AMOUNT OF SAID CASTOR OIL AND SAID ETHOXYLATED NONYL PHENOL BEING BETWEEN 0.5 AND 5% REFERRED TO THE PHENOLALDEHYDE RESIN.