摘要 |
This invention is directed to a recurring polymeric moiety of the following formula: <CHEM> wherein R is independently selected from hydrogen and C1 to C4 alkyl; Y is independently selected from O and NH; and X is independently selected from Cl, F, Br, I, NO3, HSO4 and H2PO4. Polymers of the above structure may be crosslinked by treating the polymer with a base and heating it. |
申请人 |
HOECHST CELANESE CORP., SOMERVILLE, N.J., US |
发明人 |
CHIANG, WILLIAM G-J., VIRGINIA BEACH, VIRGINIA 23452, US;MCCRICKARD, JOY L., CHARLOTTE, NORTH CAROLINA 28210, US |