| abstract |
NOVEL, HIGH SOLIDS, ADHESIVE COMPOSITIONS BASED ON AN EMULSION OF A HOMO- OR COPOLYMER OF VINYL ACETATE ARE DESCRIBED WHEREIN THE CONTINUOUS PHASE OF THE EMULSION COMPRISES AN ESSENTIALLY NON-VOLATILE, WATER SOLUBLE LIQUID OR A MIXTURE OF WATER AND AN ESSENTIALLY NON-VOLATILE, WATER SOLUBLE LIQUID. THE NOVEL ADHESIVE COMPOSITIONS ARE PARTICULARLY SUITED FOR USE IN THE MANUFACTURE OF WINDOW ENVELOPES WHEREBY A TRANSPARENT PATCH, OR WINDOW, IS ADHERED ONTO THE FACE OF THE ENVELOPE BLANK. |