Zobrazeno 1 - 10
of 109
pro vyhledávání: '"JOHN A. CUCULO"'
Publikováno v:
Macromolecules. 42:5437-5441
chinese acad sci, ningbo inst mat technol & engn, ningbo 315201, zhejiang, peoples r china.
Publikováno v:
Polymer Journal. 36:123-130
The ethylenediamine/thiocyanate salt system was found to be a new solvent for cellulose. The solubility, dissolution behavior, solution properties, and cellulose recovered from the solutions were investigated. The dissolution took place at room tempe
Publikováno v:
Polymer. 43:4915-4922
Poly(trimethylene terephthalate) has been melt spun at various take-up velocities from 0.5 to 8 km/min to prepare fiber samples. The effect of take-up velocity on the structure and properties of as-spun fibers has been characterized through measureme
Publikováno v:
Polymer. 41:8139-8150
High molecular weight poly(ethylene-2,6-naphthalate)(PEN) has been melt spun at various take-up velocities from 0.9 to 10 km/min to prepare fiber samples. The effect of take-up velocity on the structure and properties of as-spun fibers has been chara
Structure development and physical properties achieved in the drawing and/or annealing of PEN fibers
Publikováno v:
Journal of Polymer Science Part B: Polymer Physics. 38:1424-1435
As-spun poly(ethylene-2,6-naphthalate) (PEN) fibers (i.e., precursors) prepared from high molecular weight polymer were drawn and/or annealed under various conditions. Structure and property variations taking place during the treatment process were f
Publikováno v:
Journal of Polymer Science Part B: Polymer Physics. 37:1565-1573
A peculiar deformation in the threadline region resembling the “necking” associated with cold drawing of some metals and many polymeric fibers is observed when polyethylene terephthalate (PET) and other semicrystalline polymers are melt-spun at h
Autor:
Gang Wu, John A. Cuculo
Publikováno v:
Polymer. 40:1011-1018
The effects of blend composition and take-up velocity on structural variations and physical properties of poly(ethylene terephthalate) [PET]/poly(ethylene-2,6-naphthalate) [PEN] blend fibres were studied using WAXS, n.m.r., d.s.c., density, tensile a
Publikováno v:
Polymer. 39:6473-6482
Macroscopic shrinkage behaviour and microstructural changes in PET as-spun fibres prepared by a normal cooling and by a `Controlled Threadline Dynamics' (LIB) 1 process have been investigated as a function of temperature. For normally cooled spun fib
Publikováno v:
Journal of Applied Polymer Science. 69:2115-2131
The effect of initial take-up speed on the properties and structure of both as-spun and drawn/heat-set poly(ethylene terephthalate) filaments was characterized through measurements of birefringence, percent crystallinity, tensile properties, high tem
Publikováno v:
Journal of Applied Polymer Science. 69:2051-2068
The ability to produce as-spun poly(ethylene terephthalate) (PET) filaments that possess previously unsurpassed levels of as-spun orientation and tensile properties was achieved through the implementation of a device described as a liquid isothermal