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What is nematic ordered cellulose

2 STRUCTURE OF NEMATIC ORDERED CELLULOSE 2.1 What is nematic ordered cellulose NOC  [Pg.287]

Site-specific amphiphiiic NOC OH hydrophilic tracks( sstretching direction) [Pg.289]

The atomic force microscope (AFM) image analyses of the NOC surface without the negative stain demonstrate that well-aligned molecular aggregates [Pg.290]

As already described, the type of hydroxymethyl conformation at the C-6 position is assumed to provide the extent of erystallization, as well as the final morphology of eellulose (Horii et al. 1983 Kondo and Sawatari 1996 Togawa and Kondo 1999). The conformation of C(5yT2(6) and the resulting interactions including hydrogen bonds in NOC differ from that in crystallites. [Pg.292]

The chemical shift of CFll appears at 65 ppm, corresponding to tg conformation, indicating that CFll is native cellulose. Our NOC sample exhibits a broader signal similar to amorphous cellulose within the range of the type of the hydroxymethyl conformation, gg, which also supports our suggestion that NOC is noncrystalline even though it is well ordered. [Pg.294]




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