POLYCONDENSATE SOLUTIONS OF NITROGENATED HETERO-CYCLE STRUCTURE, AND THEIR USE IN THE SUBSTRATE COATING.

摘要

POLYCONDENSATE SOLUTIONS PRESENTING HETERO-CYCLIC RING SYSTEMS WITH STRUCTURE UNITS WITH ATOMS, NOT PRE-STAGE SOLUTIONS OF THESE POLYCONDENSATES IN ORGANIC SOLVENTS, CONTAINING 0.1 TO 20% BY WEIGHT, ASSOCIATED WITH THE POLYCONDENSED UNION OR FROM THE GENERAL FORMULA WHERE R1 MEANS A GROUP C1 QUILO, A GROUP PHENYL, BUTYL OR TOLUIL; R2 A GROUP C1 UPO C1 OMO OXYGEN, SULFUR ATOM, OR A GROUP NDE R4 MEANS HYDROGEN OR A METHYL, ETHYL OR PHENYL GROUP, AND N REPRESENTS 0, 1 OR 2.