| 摘要 |
The invention relates to a water-soluble copolymer of general formula (X-R)n(Y-R')m(R'')p, wherein R, R', R'' are repeating units of the polymer, n, m is an integer and p is an integer including 0, Y contains a hydrophilic and activatable group, X contains a group having a high affinity to the transition metals, specifically to precious metals.
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