[PDF] Top 20 SYNTHESIS OF SIDE-CHAIN LIQUID-CRYSTALLINE POLYOXETANES CONTAINING 4-(ALKANYLOXY)PHENYL TRANS-4-ALKYLCYCLOHEXANOATE SIDE-GROUPS

... Among polymers IIP-IVP that contain three methylene units in their spacers, polymer IIP presents enantiotropic nematic and smectic A phases, while both polymers IIIP and I[r] ... See full document

... Introduction Side-chain liquid crystalline polymers (SCLCPs) are of both theoretical and practical interest because they combine the anisotropic properties of liquid ... See full document

... On the optical polarized microscope, on cooling from an isotropic phase all three polymers first displayed a focal-conic texture which is characteristic of a smectic A ph[r] ... See full document

... thermalgrams of monomer 2M. Figure 2. The wavelength-dependent birefringence of monomer 1M at 25 ◦ ...introduction of the lateral ethyl ...ratio of the mesogen and prevents from forming layer ... See full document

... Both the spacer length and the nature of terminal groups have profound influence on the phase transition temperatures and thermal stability of the mesophase.. The polymers with longer [r] ... See full document

... exhibited liquid-crystalline-like behav- ior for self-assembly so as to create tunable self- assembled morphologies including platelets and helical ...interactions of the interstrand association in a ... See full document

... ABSTRACT The synthesis of side-chain liquid crystalline polysiloxanes and polymethacrylates containing 4- [ (S)-2-methyl-l-butoxy]phenyl4-hydroxybiphenyl-4’-carboxylate moieties as[r] ... See full document

... characteristics of PDPA-2F, the blend of PDPA-2F and 5 wt.-% of TM-TPD, and PDPA-2Fcab are shown in Figure ...density of electrons is higher than that of holes by one order at the same ... See full document

... series of novel chiral amphiphilic liquid crystals that contain b- D -galactopyranoside end-group and 4-[1,2,3]- triazolephenyl 4-alkoxybenzoate mesogens were ...solution of these ... See full document

... Department of Applied Chemistry, National Chiao Tung University, Hsinchu, Taiwan 30050, Republic of China Received 7 November 1996; accepted 27 February 1997 ABSTRACT: The synthesis of ... See full document

... series of new liquid crystalline homopolymers, copolymers, and block copolymers were polymerized from styrene-macroinitiator (SMi) and methacrylates with pendent 4,4 0 ... See full document

... Systematic investigation on the synthesis and characterization of side-chain liquid crystalline polymers (LCPs) became possible only after Finkelmann and Rings- dorf'.*) pro[r] ... See full document

... Fig. 4 shows the UVevisible absorption and PL spectra of monomers M1 and M2 in ...consisting of fluorene units results in longer maximum absorption wavelengths and PL wavelengths due to longer ... See full document

... distance of the polymer backbones and the intermolecular distance between mesogenic units, both low- and wide-angle XRD peaks of homopolymer HP1 in ...orientation of side groups versus ... See full document

... The synthesis of side chain liquid crystalline polysiloxanes containing oligooxyethylene spacers and (S)-2-methylbutyl 4-[(4-oxybiphenyl-4¾ ... See full document

... anisotropy of the aligned polymer films of PPV1ePPV4 and PF1ePF5, polarized UVevis ab- sorption and PL emission spectra of these films were measured and the results are summarized in Table ... See full document

... parts of the achiral molecular structures, such as the central parts, lateral substituents, linking groups, terminal chains, and the number of rings, have been varied to study the influence of ... See full document

... The synthesis, structure, and photochemical behavior of the trans isomers of 4-( N -phenylamino)- stilbene (1c), 4-( N -methyl- N -phenylamino)stilbene (1d), 4-( N,N ... See full document

... ‡Department of Chemical Engineering, National Chung Hsing University, Taichung, Taiwan 402, ROC (Received 6 June 2000; accepted 30 August 2000) A new series of ferroelectric liquid crystals and ... See full document

... article: Chain-Shu Hsu & Yi-Jing Leu (1997) Synthesis of Liquid Crystalline Polysiloxanes Containing Naphthalene-Based Mesogens and Chiral Side Chains, Molecular Crystals ... See full document