| 摘要 |
<p>A cholesteric liquid crystal composition includes a) a cholesteric liquid crystal compound or a cholesteric liquid crystal precursor; and b) a compound of formula (I), formula (II) or formula (III): where, n is 1, 2, 3, or 4; m is 1, 2, or 3; R is an acrylate, methacrylate, acrylamide, isocyanate, epoxy, or silane; R<SUB>1 </SUB>is a (C<SUB>3</SUB>-C<SUB>8</SUB>) alkylene, (C<SUB>3</SUB>-C<SUB>8</SUB>) alkenylene, or (C<SUB>3</SUB>-C<SUB>8</SUB>) alkylyne; R<SUB>2 </SUB>is a bond, -O-, -C(O)O-, -O(O)C-, -OC(O)O-, -C(O)N-, -CH-N-, -N-CH-, or -NC(O)-; R<SUB>3 </SUB>is a cycloalkylene, cycloalkenylene, heterocyclylene, arylene, or hetroarylene; R<SUB>4 </SUB>is a bond, (C<SUB>1</SUB>-C<SUB>8</SUB>) alkylene, (C<SUB>2</SUB>-C<SUB>8</SUB>) alkenylene, (C<SUB>2</SUB>-C<SUB>8</SUB>) alkylyne, carbonyl, -O-, -C(O)O-, -O(O)C-, -OC(O)O-, -C(O)N-, -CH-N-, -N-CH-, or -NC(O)-; R<SUB>5 </SUB>is a bond, cycloalkylene, cycloalkenylene, hetrocyclylene, arylene, or hetroarylene; R<SUB>6 </SUB>is hydrogen, cyano, halo, (C<SUB>1</SUB>-C<SUB>8</SUB>) alkoxy, (C<SUB>1</SUB>-C<SUB>8</SUB>) alkyl, nitro, amino, carboxy, mercapto, (C<SUB>1</SUB>-C<SUB>4</SUB>)thioalkyl, COCH<SUB>3</SUB>, CF<SUB>3</SUB>, OCF<SUB>3</SUB>, or SCF<SUB>3</SUB>; R<SUB>7 </SUB>is a (C<SUB>1</SUB>-C<SUB>2</SUB>) alkylene, (C<SUB>2</SUB>) alkenylene, or (C<SUB>2</SUB>) alkylyne; R<SUB>8 </SUB>is is hydrogen, halo, (C<SUB>1</SUB>-C<SUB>8</SUB>) alkoxy, (C<SUB>1</SUB>-C<SUB>8</SUB>) alkyl, nitro, amino, carboxy, mercapto, (C<SUB>1</SUB>-C<SUB>4</SUB>)thioalkyl, COCH<SUB>3</SUB>, CF<SUB>3</SUB>, OCF<SUB>3</SUB>, or SCF<SUB>3</SUB>; R<SUB>9 </SUB>is a cycloalkylene, cycloalkenylene, heterocyclylene, arylene, or hetroarylene; and R<SUB>10 </SUB>is a (C<SUB>1</SUB>-C<SUB>8</SUB>) alkylene, (C<SUB>2</SUB>-C<SUB>8</SUB>) alkenylene, or (C<SUB>2</SUB>-C<SUB>8</SUB>) alkylyne.</p> |
