主权项 |
1. The mining collector of the following structure:where A and D are independently chosen from —H, —CH3, —CH2CH3, —CH2CH2CH3, —CH2OH, —CH2CH2NH2, —CH2CH2NO2, E is alkyl, saturated or unsaturated, branched or linear, cyclic or acyclic with from 1-22 carbons. J is —NO2 or —NH2, G is —H, —CH2CH2CH2NH2, or —(CH2CH2O)nH, where n is an integer, —C(O)R where R is Alkyl, linear or branched, saturated or unsaturated, cyclic or acyclic from 1-22 carbons. |