Li K, Song X, Zhang D (2008) Molecular weight evaluation of depolymerized PET using intrinsic viscosity. J Appl Polym Sci 109:1294–1297Li, K,Song X,Zhang D.Molecular weight evaluation of depolymerized poly (ethyleneterephthalate) using intrinsic viscosity.Journal of Applied Polymer Science. ...
Intrinsic viscosity is a measure of the capacity of a molecule of polymer to increase the viscosity of a solvent in the absence of intermolecular interactions. From: Journal of Controlled Release, 2011 About this pageSet alert Also in subject areas: Chemistry Engineering Physics and AstronomyDiscover...
Intrinsic viscosity measurement plays a role in measuring the IV before the bottles are blown and at the research and development stage. Monitoring The Production Process of PET The drying of hygroscopic polymers such as PET is an important part of the production process. If the polymer is over...
1.Effects of cationic monomers and initiator system on the copolymerization, as well as monomers ratio on the intrinsic viscosity [η] of the polyampholyte were investigated.研究了阳离子单体种类和引发体系对两性聚合物合成的影响,单体配比对合成产物特性黏数[η]的影响,确定了合适的制备条件:以AM、AA和DA...
Controlled-hydrolysis increased the melt-flow rate of PET resin (intrinsic viscosity: 0.52 to 0.54 dL/g) without losing crystallinity, and thus the PET ... J Pan,F Chen,ED Cabrera,... - 《Journal of Cellular Plastics》 被引量: 0发表: 2020年 PROPYLENE BASED FILAMENT FOR 3D PRINTER % to...
A new compact, stand-alone testing instrument is said to determine the intrinsic viscosity (IV) of PET resins while avoiding both the costs and the environmental hazards of handling and disposing of toxic solvents. Tester measures IV of PET More results ► Acronyms browser ? ▲ INTOR INTOSAI ...
The invention relates to a method for determining the intrinsic viscosity [η] of an aqueous polymer solution at a temperature T, wherein the aqueous polym... S Jouenne,B Levache 被引量: 0发表: 2022年 Experimental analysis of the material degradation of pet on a co-rotating twin-screw ext...
The IVA instrument integrates a robust dual-capillary relative viscometer which measures the relative viscosity of a polymer solution to that of the pure solvent itself and, from this value, the intrinsic viscosity of the polymer is calculated. ...
Intrinsic viscosity/temperature relationships from 0° to 120°C determined in a variety of solvents on sixteen fractions of conventional polymethyl methacrylate ranging in molecular weight from 10 5 to 2.6 × 10 6 yield, through compari... TG Fox - 《Polymer》 被引量: 634发表: 1962年 Effects...
The relationship between yield strength( σ y) and intrinsic viscosity [ η ]of raw rubbers such as cis 1,4 polybutadiene(Ln PB) and cis 1,4 polybutadiene(Ni) of polymerized at 40, 50, 60, 70 ℃ was studied and shown the effect of structure factors of rubber chain on the entanglemen...