SYNTHESIS AND CHARACTERIZATION OF AZO TYPE SIDE CHAIN LIQUID CRYSTALLINE POLYSILOXANE
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SYNTHESIS AND CHARACTERIZATION OF AZO TYPE SIDE CHAIN LIQUID CRYSTALLINE POLYSILOXANE
Vol. 9, Issue 3, Pages: 195-202(1991)
Affiliations:
1. Department of Chemistry, Zheng Zhou University, Zheng Zhou)XIE Ping ZHANG Rongben
2. Zheng Zhou University
3. Zheng Zhou
4. Institute of Chemistry
5. Academia Sinica
6. Beijing
7. 100080
Author bio:
Funds:
DOI:
CLC:
Published:20 September 1991
Accepted:
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[1]张淑媛,毕思伟,谢萍,张榕本.SYNTHESIS AND CHARACTERIZATION OF AZO TYPE SIDE CHAIN LIQUID CRYSTALLINE POLYSILOXANE[J].Chinese Journal of Polymer Science,1991,{4}(03):195-202.
ZHANG Suyuan, BI Siwei, XIE Ping, et al. SYNTHESIS AND CHARACTERIZATION OF AZO TYPE SIDE CHAIN LIQUID CRYSTALLINE POLYSILOXANE[J]. 1991, 9(3): 195-202.
[1]张淑媛,毕思伟,谢萍,张榕本.SYNTHESIS AND CHARACTERIZATION OF AZO TYPE SIDE CHAIN LIQUID CRYSTALLINE POLYSILOXANE[J].Chinese Journal of Polymer Science,1991,{4}(03):195-202.DOI:
ZHANG Suyuan, BI Siwei, XIE Ping, et al. SYNTHESIS AND CHARACTERIZATION OF AZO TYPE SIDE CHAIN LIQUID CRYSTALLINE POLYSILOXANE[J]. 1991, 9(3): 195-202.DOI:
SYNTHESIS AND CHARACTERIZATION OF AZO TYPE SIDE CHAIN LIQUID CRYSTALLINE POLYSILOXANE
A novel side chain liquid crystalline polymer (SCLCP) combining the polysiloxane as main chain with azo-based mesogen moieties as side chain through a flexible spacer has been synthesized by the hydrosilylation reaction using Cp
2
PtCl
2
as catalyst. The phase transition behavior of both side chain monomer (AZO-C
6
C
11
)and polymer (P-AZO-C
6
C
11
)has been characterized via combination of hot-stage polarized microscope
DSC and X-ray diffraction methods (including temperature-variation and quenching techniques). As normal
the transition process included K→S→N→I. Some pretransition features have been observed.
Abstract
A novel side chain liquid crystalline polymer (SCLCP) combining the polysiloxane as main chain with azo-based mesogen moieties as side chain through a flexible spacer has been synthesized by the hydrosilylation reaction using Cp
2
PtCl
2
as catalyst. The phase transition behavior of both side chain monomer (AZO-C
6
C
11
)and polymer (P-AZO-C
6
C
11
)has been characterized via combination of hot-stage polarized microscope
DSC and X-ray diffraction methods (including temperature-variation and quenching techniques). As normal
the transition process included K→S→N→I. Some pretransition features have been observed.
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