Diurethane latex and processes

Paper making and fiber liberation – Processes and products – Non-fiber additive

Patent

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Details

162135, 1621646, 1621682, 427391, 427395, D21H 312

Patent

active

048926205

ABSTRACT:
A sizing agent for paper consisting essentially of a latex consisting essentially of at least one diurethane dispersed in an aqueous medium, said diurethane being of the formula: ##STR1## in which: (a) R.sub.1, R.sub.2, R.sub.5 and R.sub.6 are each alkyl radicals and at least one of them possesses a minimum of 7 carbon atoms;

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