Examples of 'number-average molecular weight' in a sentence
Meaning of "number-average molecular weight"
number-average molecular weight - This term is used in chemistry to describe the average molecular weight of a polymer sample, calculated by summing the products of the number of molecules of each specific molecular weight present and the molecular weight, then dividing by the total number of molecules present
How to use "number-average molecular weight" in a sentence
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number-average molecular weight
Therefore, it is difficult to digitize a number-average molecular weight univocally.
Number-average molecular weight and molecular weight distribution of polymers.
Q is the ratio of weight-average molecular weight to number-average molecular weight.
The number-average molecular weight was determined by means of vapor pressure osmosis.
The method of determination for ascertaining the number-average molecular weight is described hereinafter.
The number-average molecular weight based on terminal group quantitation is calculated as follows,.
The polydispersity is calculated by dividing the weight-average molecular weight by the number-average molecular weight.
As used herein, the number-average molecular weight is measured by gel permeation chromatography.
The molecular weight 60 kDa determined by this value may be regarded as a number-average molecular weight.
Calculation of the number-average molecular weight takes place with software assistance.
Some polymers are characterized by Mn, the number-average molecular weight.
Number-average molecular weight based on GPC measurement is also calculated.
By terminal group quantitation, number-average molecular weight is calculated as follows,.
Number-average molecular weight.
The “ molecular weight Mn ” is understood as the number-average molecular weight of the polymer.
See also
A high number-average molecular weight tends to be accompanied by a low OH number.
The average functionality can be determined experimentally by determining the number-average molecular weight ( Mn ).
Polycarbonate resin having this number-average molecular weight can be used usefully for industrial purposes.
A high number-average molecular weight tends to be associated with a fairly low OH number.
Z is a monovalent polysiloxane unit having a number-average molecular weight of at least 500 ;.
The theoretical number-average molecular weight is given by the formula, EPMATHMARKEREP.
Z denotes a monovalent polysiloxane unit having a number-average molecular weight of at least 500 ;.
The number-average molecular weight ( Mn ) increases with the conversion.
Is chosen from monovalent polysiloxane units having a number-average molecular weight of at least 500 ;.
The number-average molecular weight ( Mn ) may be measured by any suitable method.
As used herein, " Mn " is the number-average molecular weight.
Mn, number-average molecular weight.
As used herein, the abbreviation " Mn " refers to number-average molecular weight.
If the number-average molecular weight is below 500, a long solid state polymerization time is required.
Such a polyisobutene preferably has a number-average molecular weight Mn of at least 200.
The number-average molecular weight ( Mn ) is determined by one of two methods,.
These polyols all had a number-average molecular weight about 2000 and were used as received.
This number-average molecular weight Mn is, in fact, expressed by the equation, EQU1.
Furthermore, the number-average molecular weight ( Mn ' ) is calculated using the following equation.
Furthermore, the number-average molecular weight ( Mn ′ ) is calculated using the following equation . EPMATHMARKEREP EPMATHMARKEREP.
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