The use of NMR spectroscopy in solution to investigate the chemical structure of
engineering poly (alkylene terephthalate) s such as poly (ethylene terephthalate)(PET), poly …

Poly (ethylene terephthalate-co-isophthalate) copolyesters, abbreviated PETI, are materials
of great industrial interest and extensive use. For a better understanding of the physical and …

Because of its excellent general pattern of basic properties, poly (ethylene
terephthalate)(PET) is today the thermoplastic of choice for an increasingly wide variety of …

Poly (ethylene terephthalate) and poly (butylene terephthalate) homopolymers and mixtures
of these two polymers have been heated in the absence of oxygen at 573 K for 30 min and …

Abstract 13C‐NMR gives sequence information in copolyesters synthesized from ethylene
glycol (EG), 1, 4‐butane diol (BD), and methyl terephthalate (TP). The EG‐TP‐EG and BD …

The miscibility of poly (ethylene naphthalene-2, 6-dicarboxylate)(PEN) with poly (butylene
terephthalate)(PBT) has been studied by 13C CP/MAS NMR complemented with DSC …

A method for the direct determination of the molecular weight of the poly (ethylene
terephthalate)(PET) component in PET/acrylonitrile-butadiene-styrene (ABS) blends by gel …

Mixtures of poly (ethylene terephthalate) and poly (ethylene naphthalene-2, 6-dicarboxylate)
have been transesterified at temperatures between 553 and 573 K. The partially …

The chemical structure (random, alternative, or block) of copolymers is an important factor in
determining their final properties. For copolyesters, nuclear magnetic resonance …

Random copolyesters were prepared from dimethyl terephthalate, ethylene glycol (EG), and
propane-1, 3-diol (PrG) by melt-poly-condensation techniques, using varying amounts of EG …