mole percent

mole percent

[′mōl pər‚sent]
(chemistry)
Percentage calculation expressed in terms of moles rather than weight.
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This polyamide composite material consists of a fibrous material impregnated with a polyamide resin where at least 50 mole percent of diamine is xylylenediamine and having a number-average molecular weight (Mn) of 6,000 to 30,000 gm/mole, and containing a component of a diamine molecular weight of less than 1,000 gm/mole.
Key statement: An elastomeric composition incorporating a hydrocarbon polymer modifier including piperylene, cyclic pentadiene and aromatic components, and having a softening point from 80[degrees]C to 160[degrees]C, z-average molecular weight greater than 10,000, and at least 1 mole percent aromatic hydrogen, based on the total moles of hydrogen in the modifier.
[Q.sub.t] was taken as [Q.sub.[varies]] mole percent uptake at infinite time.
The UV-absorbing polymer has an average molecular weight of at least 2000 and comprises at least 5 mole percent of the first pendant group.
* Mole Percent--As the ethylene mole percent increases, the barrier decreases.
It is expressed as a mole percent and represented as ([OH]/3[Al]) x 100.
Lankford and Nimitz said that a refrigerant they designated R-12A (a near azeotropic blend of 13 mole percent CF3I and 87 mole percent HFC-152a) was put in service in a small R-12 instrumental refrigerator, without an oil change, and run for more than 1,500 hours without any apparent problems.
40, 60, 80 indicate the mole percent of triethoxysillyl groups in hydroxyl groups of PHEMA.
The numeral following PVPDMS indicates the mole percent of VPDMS monomer units in the copolymer.
diacid residues, comprising about 30 to about 70 mole percent of the residues of isoph-thalic acid and about 70 to about 30 mole percent of the residues of adipic acid, based on the total moles of diacid residues; ii.
The copolymer is comprised of at least 10 mole percent of a glycidyl group containing monomer and has a number averaged molecular weight (Mn) of at least 10000, and a curing agent having functional groups reactive with the polyesters' carboxyl groups.