摘要 |
Tagged scale-inhibiting polymers, compositions comprised thereof and preventing or controlling scale formation therewith, the tagging units being units deriving from a monomer having the formula X<SUB>2</SUB>C-CYY' wherein X is a hydrogen atom, or a C<SUB>1</SUB>-C<SUB>4 </SUB>alkyl radical, Y is a hydrogen atom or a C<SUB>1</SUB>-C<SUB>4 </SUB>alkyl radical, Y' is a radical having formula -L-Arom, wherein L is a covalent bond or a divalent organic linking group optionally comprising heteroatoms, and Arom is a group comprising at least two conjugated aromatic rings, said rings comprising conjugated carbon atoms, and, linked to said carbon atoms, hydrogen atoms or other substituents.
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