average molecular weight

average molecular weight

[′av·rij mə′lek·yə·lər ′wāt]
(organic chemistry)
The calculated number to average the molecular weights of the varying-length polymer chains present in a polymer mixture.
References in periodicals archive ?
To a first order approximation, these properties depend upon the number average molecular weight, [[bar.
The PP resin should have a 200,000 to 1,000,000 weight average molecular weight with a [M.
This reaction forms a product with an average molecular weight of 700.
The rubber blend includes at least one rubber blend A of a solid styrene-butadiene rubber with an average molecular weight [M.
Likewise, for Kukersite oils from the solid heat carrier industrial retort, the fraction boiling between 200 and 350[degrees]C (with an average molecular weight of about 250 g/mol) contains about 20 wt% phenolic compounds [18].
2% sterile pyrogen-free viscoelastic solution of sodium hyaluronate having an average molecular weight of 1100 kDa.
n] is the average molecular weight and Mw is the weight-average molecular weight.
However, the MFR test is so accessible and easily performed that many suppliers of filled materials still use MFR as their quality-control parameter for average molecular weight.
of a polyhydroxyalkanoate with an average molecular weight of at least 20,000 g/mol.
The new Lupolen UHM 5000 polyethylene grade, with an average molecular weight of 5 million, is claimed to display strong wear resistance, a low coefficient of friction and stress crack resistance.
The EFSA opinion supports the following health claim for Barliv and other barley beta-glucans with average molecular weight between 100 and 2000 kDa: "Barley beta-glucans have been shown to lower/reduce blood cholesterol.

Full browser ?