| 摘要 |
<p>A novel class of polymers comprises one or more dipyridinium units, having the formula <CHEM> contained within the main polymer backbone where Ar<1>, Ar<2>, and A<3> are aromatic or heteroaromatic nuclei each of which can consist of one ring or two fused or catenated rings having 5 to 12 ring carbon and heteroatoms which can include 1 to 3 unitary heteroatoms selected from S, N, and O, R<1> is any divalent organic bridging group, and Z<(-)> is a counterion.</p> |
| 申请人 |
MINNESOTA MINING AND MANUFACTURING COMPANY |
发明人 |
KATRITZKY, ALAN R. C/O MINNESOTA MINING AND;KREPSKI, LARRY R. C/O MINNESOTA MINING AND;RASMUSSEN, JERALD K. C/O MINNESOTA MINING AND;HEILMANN, STEVEN M. C/O MINNESOTA MINING AND;TARR, RICHARD D. C/O MINNESOTA MINING AND |
