| http://www.w3.org/ns/prov#value | - iso that n+m=1; X1, X2, X3 are each a hydrogen atom or a monovalent organic radical: Y is a single bond or a divalent organic radical; Z is a metallic ion or a tertiary ammonium ion; and p is a number such that the polymer has a molecular weight between about 200,000 and about 5,000,000; said blend of polyisocyanate and poly(acrylic acid) contained in an inert organic solvent in which said polyiso
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