[PDF] Top 20 Synthesis and characterization of thermotropic liquid crystalline poly(ester-imide)s

... A cases where to an said to T,c^i is wide T|C_>j is moldable 21 or liquid, sufficiently below crystalline the glass crystallinity isotropic optimum phase the temperature far liquid Tm tr[r] ... See full document

... of thermotropic random copolyester has been recognized and several workers have reported the synthesis and characterization of various copolyester which exhibit different mesophase in the ...the ... See full document

... The spectroscopic techniques confirm the synthesis whereas a thermal and mechanical characterization shows elastic and spontaneous nature of LCE. This is a unique property where a macroscopic shape change ... See full document

... the synthesis of SiC nanowhiskers and nanobelts [14, ...with liquid silicon (vapor–liquid–solid mechanism). Synthesis trials were carried out with mixed silicon and carbon black powders under ... See full document

... The liquid phase deposition (LPD) is a soft solution technique based on the slow hydrolysis of metal-fluoro complex species at temperatures below ...The liquid phase deposition is simple, easily scalable, ... See full document

... hydrothermal synthesis, ionothermal synthesis has some unique ...The synthesis is able to be scaled up for industrial production at ambient ...ionothermal synthesis of AEL film on metal ... See full document

... In this work, a comparison study of tricalcium silicate phases prepared in the laboratory by two different methods; solid state reaction at elevated temperature a[r] ... See full document

... Synthesis of 1,1-((1,3 Phenylenebis (Azanediyl)) Bis (2-Oxoethane-2,1- diyl))Bis(4,5-Dihydro-1H-1,2,3-Triazole-4- Carbonyl Chloride) [VI] and 1,1- ((1,3 Phenylenebis (Azanediyl)) Bis (2- Oxoethane-2,1-diyl)) Bis ... See full document

... grinding, synthesis under supercritical water conditions, reverse micro-emulsion and the combustion method [18- ...for synthesis of single oxides using glycine assisted combustion method nano- scale oxide ... See full document

... to form a vortex-like pattern rather than the traditional viewed structures as arrayed in straight lines in neat rect- angular rows and columns based on a first-principles approach [10, 11]. Following their research, ... See full document

... are arranged parallel to each other. XRD analysis indi- cates that the ZTO nanowires have a hexagonal struc- ture. The obtained ZTO nanowires with a Zn/(Zn + Sn) atomic ratio of 0.67 (approximately 2/3) were nearly the ... See full document

... cholesteric thermotropic liquid crystalline polymers are prepared form chiral dia- cid or diol ...cholesteric thermotropic liquid crystalline ...cholesteric liquid ... See full document

... Considering the high commercial potential of aliphatic-aromatic copolyesters and their interesting properties, the present investigation deals with the synthesis and characterisation of certain random ... See full document

... words, not only do the molecules lie as the Cholesteric behavior by cholesteric In the of The pitch of the lyotropic systems, can be induced in an the addition of small-molecule chiral p[r] ... See full document

... five liquid crystalline polymers (LCP2-6), one PS precursor polymer and five ...and liquid crystalline mesophase of compounds 2M-6M, LCP2-LCP6 and copolymer 1P-5P were measured using DSC and ... See full document

... The SEM micrographs of the copolyesters, fibers resulted from the blend solutions of polymer and PVC, polymer PVC are shown here. The SEM images of the fibers before and after irradiation to UV light illustrates the ... See full document

... lowest crystallite size, which was prepared using pH = 12.0, the study has been extended to investigate the effect of calcination temperature on its structural as well as textural features at the temperature range of ... See full document

... attributed to the formation of nanocomposites (Mayouf et al. 2015). The sharp peak at 2θ = 20.2° for the compos- ites as observed might be due to the fact that the peak overlapped with the peaks for CML–2T and CML–3T, ... See full document

... The catalytic performance of the crystalline molecular sieves for cumene cracking has been investigated. The device diagram was shown in Figure 7. Before the reaction, the samples were activated at the temperature ... See full document

... The characterization of LC polyester by optical polarizing microscopy is the most straight forward method available and the use of the technique in TLC polymer is limited, because polymeric materials take longer ... See full document