Bacterial Cellulose and Its Polymeric Nanocomposites - The Nanoscience and Technology of Renewable Biomaterials - page 256

(a) 0.5 µ m (b) 0.5 µ m

Figure 9.22 Micrographs of Konjac Glucomannans composites showing heterogeneous
morphology comprising regionswhere celluloseand glucomannancannot be distinguished
(a), and regionswhere glucomannans network is formed (b). (Reprinted fromCarbohydrate
Research, 307, Whitney, S.E.C.; Brigham, J.E.; Darke, A.H.; Reid, J.S.G.; Gidley, M.J.,
Structuralaspectsoftheinteractionofmannan-basedpolysaccharideswithbacterialcellulose,
299-309,Copyright(1998),withpermissionfromElsevier.)

0.5 µ m 0.5 µ m 0.5 µ m

(a) (b) (c)

Figure9.23 Galactomannanscompositesshowingheterogeneousmorphology(a)cellulose
ribboncrosslinking(b)mannansgel formationand(c)celluloseribbonalignment.(Reprinted
fromCarbohydrate Research, 307,Whitney, S.E.C.; Brigham, J.E.;Darke,A.H.; Reid, J.S.G.;
Gidley, M.J., Structural aspects of the interaction of mannan-based polysaccharides with
bacterialcellulose,299-309,Copyright(1998),withpermissionfromElsevier.)