Sentence examples for molecular weight reductions from inspiring English sources
Molecular weight reductions during the second pass increased with increasing specific mechanical energy, and were less drastic than the initial drop.
Moisture contamination must be below 0.02% to prevent molecular weight reduction by hydrolysis (Scheirs 1998).
However, the molecular weight reduction caused by hydrolysis was less than 5%.
The total molecular weight reduction was around 18%, combined with the melt extrusion and injection molding processes.
For sufficiently long polymerization times, chain scission and molecular weight reduction occurred via hydrolysis of the amide linkages.
The molecular weight reduction as a function of applied shear stress as deduced from the model agrees satisfactorily with the results from experimentally obtained engineering scale data.
The molecular weight reduction of corn starch at 30 43% moisture during thermal treatment at temperatures 90 160 °C and during well-defined thermomechanical treatment at temperatures 90 140 °C was investigated.
The cross-linking of PCL which occurred due to BCY transesterification compensated for molecular weight reduction of the polymer under melt spinning conditions.
Molecular weight reduction of xanthan gum under sonication was described by an exponential decay function with higher rate constant for polymer degradation in the salt free solution.
It appears that cellulose and guar gum derivatives, used as water retention agents, exhibit a significant molecular weight reduction according to the ultrasonic treatment duration.
A rapid increase of chain scissions of the PP macromolecules and, consequently, a molecular weight reduction, was observed through abrupt increase of MFI and reduction of properties such as complex viscosity and elasticity of the molten polymer.
