… a relating intrinsic viscosity [η] and molecular weight M for chitin in several solvents according
to the well-known Mark–Houwink equation(1) [ η ] = K M a are given in Table 5. Molecular …

… Rinaudo, M. Physical properties of chitosan and derivatives in sol and gel states. In
Chitosan-Based Systems for Biopharmaceuticals: Delivery, Targeting and Polymer Therapeutics; …

… depend not only on the M/G ratio but also on the distribution of M and G units along the …
formation depends on the composition (M/G ratio) and distribution of M and G units in the chains, …

The use of infrared spectroscopy for characterization of the composition of chitin and chitosan
covering the entire range of degree of acetylation (DA) and a wide variety of raw materials …

Like most of the materials used by humans, polymeric materials are proposed in the literature
and occasionally exploited clinically, as such, as devices or as part of devices, by surgeons…

… The agreement is better when the equation proposed by Lee 3 is considered assuming
that the thermodynamic properties of this solvent (0.2 M AcOH, 4 M urea, 0.1 M NaC1) are as …

… The chitosan was purified by dissolution in 0.5 M CH 3 COOH and the … weight M v =295
000 was estimated from the intrinsic viscosity determined in the solvent 0.3 M CH 3 COOH/0.2 M …

The capacity of the chitosan to complex metallic ions is one of its most important potentialities.
This polymer shows a selectivity according to the considered cation. In the case of divalent …

… T m ; there is also no selectivity between different divalent (Group II) cations, but divalent
cations cause greater elevation of T m … Increasing polymer concentration raises T m because of …

… effective units and the mean length M e between two junctions remains constant when the …
hydrophobic effective units and the mean length M e between two junctions remains constant …