Polyurethanes are a broad class of polymers having only one aspect in common-the
presence of the urethane group (-NHCO-O-). The urethane (carbamate) group is usually …

Mechanical and dielectric properties of two series of segmented polyurethanes having soft
segment concentration of 50 and 70% and a varying degree of crosslinking through the hard …

Unusual effect of filler (CaCO₃) on thermal degradation of polyurethane Page 1
Unusual Effect of Filler ( CaCO,) on Thermal Degradation of Polyurethane SK DOLUl Central …

Blends of a thermoplastic polyurethane (TPU) with poly (styrene-co-acrylonitrile)(SAN) were
investigated by differential scanning calorimetry (DSC) and dielectric spectroscopy. Blends …

Three series of interpenetrating polymer networks (IPNs) based on a polyurethane (castor
oil+ toluene diisocyanate) with polystyrene, poly (methyl methacrylate), and poly (n‐butyl …

Interpenetrating polymer networks (IPNs) of castor oil‐based polyurethanes and polystyrene
were prepared by simultaneous polymerization. The liquid prepolyurethanes were formed …

A method is described by which the relaxation characteristics of a polar polymer in an
included phase of an immiscible polymeric blend can be determined from those of the …

L'isolation des cuves des méthaniers, utilisant la technologie de membrane Mark III, est
garantie par l'agencement de barrières thermiques réalisées à l'aide de blocs de mousse …