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Preferred Label : intrinsic viscosity;

Detailed label : intrinsic viscosity of a polymer;

IUPAC definition : The limiting value of the reduced viscosity, η i c or the inherent viscosity, η inh, at infinite dilution of the polymer, i.e. \[[η] \lim _{c\rightarrow 0}\frac{η _{{i}}}{c} \lim _{c\rightarrow 0}η _{{inh}}\];

Scope note : this quantity is neither a viscosity nor a pure number. the term is to be looked on as a traditional name. any replacement by consistent terminology would produce unnecessary confusion in the polymer literature. synonymous with limiting viscosity number.; the unit must be specified; cm3g-1is recommended.; this term is also known in the literature as the staudinger index.;

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The limiting value of the reduced viscosity, η i c or the inherent viscosity, η inh, at infinite dilution of the polymer, i.e. \[[η] \lim _{c\rightarrow 0}\frac{η _{{i}}}{c} \lim _{c\rightarrow 0}η _{{inh}}\]

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01/05/2025


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