Zobrazeno 1 - 10
of 70
pro vyhledávání: '"P. K. Chidambareswaran"'
Publikováno v:
Journal of Macromolecular Science, Part B. 33:185-207
The degree of crystal perfection in semicrystalline poly(ethy1ene terephthalate) (PET) fibers and films, produced under different conditions, was estimated in terms of the Ruland-Vonk crystal disorder parameter with the help of x-ray diffraction stud
Publikováno v:
Journal of Applied Polymer Science. 42:1751-1757
In the present investigation, we have made a systematic study of the induced crystallization in never-dried cotton fiber, by allowing it to desiccate under different conditions of humidity and temperature. The resulting structural changes have been f
Publikováno v:
Journal of Applied Polymer Science. 40:1059-1061
Le degre d'ordre lateral de fibres de cellulose en fonction de la normalite de la sonde est determine par traitement alcalin puis diffractometrie RX. Les resultats supportent l'existence d'un spectre d'ordre dans les fibres de coton
Publikováno v:
Journal of Polymer Science Part C: Polymer Letters. 28:21-23
Publikováno v:
Journal of Applied Polymer Science. 22:3089-3099
X-Ray diffraction (XRD) studies were made on native as well as mercerized ramie and cotton fibers after swelling them in ethylenediamine (EDA) solutions and washing out the swelling agent using methyl alcohol (MeOH). These treatments are shown to con
Publikováno v:
Textile Research Journal. 57:219-222
This paper deals with the evaluation of crystal lattice transformations and decrys tallization brought about in cotton fibers by chemical treatments, using x-ray diffiaction techniques. Suitable indices have been evolved to quantify cellulose II and
Publikováno v:
Textile Research Journal. 54:732-735
Recrystallization behavior of the hydrolysates of native and thrice mercerized cotton, ball-milled to yield samples of different amorphity, was studied using x-ray diffraction. For crystallization of amorphous cellulose into cellulose I lattice, the
Publikováno v:
Textile Research Journal. 54:682-686
A study has been made of the influence of fine structural parameters on the tensile properties of cottons swollen in slack condition in aqueous solutions of sodium hy droxide and ethylenediamine. The results confirm that lattice type and crystallinit
Publikováno v:
Journal of Applied Polymer Science. 25:1825-1831
A method is developed to estimate the composition of a powder mixture using breadths of over-lapping x-ray diffraction (XRD) lines. The application of the method is illustrated for analyzing blends of cotton and jute.
Publikováno v:
Journal of Applied Polymer Science. 20:3443-3448