Sentence examples for narrow weight from inspiring English sources

Most people who are overweight struggle to change their shape throughout their lives, but remain stuck within a relatively narrow weight range set by their genes.

Herein we report on new copper complexes with the guanidine ligand 1,3,3-tetramethyl-2- quinolin-8-yl guanidine which produce polystyrene with a narrow weight distribution and in high yields.

Finally, guidelines for synthesis of polymers with targeted architectures, predetermined molecular weights, narrow molecular weight distributions, and high retained chain end functionality are presented.

These block copolymers show controllable molecular weights and narrow molecular weight distributions (PDI < 1.15).

Homopolymers as well as block and statistical copolymers have been synthesized, with controlled molecular weights and narrow molecular weight distributions.

The polymerizations proceeded in a controlled manner to quantitatively afford polymers with predictable molecular weights and narrow molecular weight distributions.

The resulting copolymers exhibited desirable properties, such as excellent solubility, good thermal stability, high molecular weights and narrow molecular weight distribution.

The addition of AlCl3 accelerated the polymerization to some great extent and the polymers obtained have almost controlled molecular weights and narrow molecular weight distribution.

The obtained homopolymer with predictable molecular weights and narrow molecular weight distributions (1.05 ≤ Đ ≤ 1.19) was completely characterized by GPC, DSC, 1H NMR and quantitative 13C NMR.

Atom transfer radical polymerizations of styrene (St), methyl acrylate, methyl methacrylate and butyl acrylate were carried out in bulk to produce the polymers with well-controlled molecular weights and narrow molecular weight distributions (1.12 1.32).

And then it was used as the chain transfer agent in RAFT polymerizations of styrene (St), the polymers with controllable molecular weights and narrow molecular weight distributions were synthesized.