๐”– Bobbio Scriptorium
โœฆ   LIBER   โœฆ

Different solvent stability of the crystalline polymorphic forms of syndiotactic polystyrene

โœ Scribed by M. Rapacciuolo; C. Rosa; G. Guerra; G. Mensitieri; A. Apicella; M. A. Nobile


Publisher
Springer
Year
1991
Tongue
English
Weight
334 KB
Volume
10
Category
Article
ISSN
0261-8028

No coin nor oath required. For personal study only.


๐Ÿ“œ SIMILAR VOLUMES


Polymorphic crystal forms and morphology
โœ E. M. Woo; Fu Sun Wu ๐Ÿ“‚ Article ๐Ÿ“… 1998 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 366 KB ๐Ÿ‘ 2 views

X-ray diffraction and optical microscopy characterization were performed to evaluate the phenomenon of alteration of polymorphism of syndiotactic polystyrene (s-PS) in the presence of other blending miscible polymers: poly(2,6-dimethyl-pphenylene oxide) (PPO) or atactic polystyrene (a-PS). Both โฃ an

Evaluation by Fourier Transform Infrared
โœ Pellegrino Musto; Simona Tavone; Gaetano Guerra; Claudio De Rosa ๐Ÿ“‚ Article ๐Ÿ“… 1997 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 253 KB ๐Ÿ‘ 2 views

Fourier transform infrared (FTIR) spectra of syndiotactic polystyrene (s-PS) semicrystalline samples have been examined by using the spectral subtraction approach. For the crystalline forms including trans-planar chains (trigonal a and orthorhombic b) a number of conformational and structural order

Conformational analysis of the polymorph
โœ Beniamino Pirozzi; Roberto Napolitano ๐Ÿ“‚ Article ๐Ÿ“… 1992 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 361 KB

Abstraet~Conformational energy calculations have been performed on two crystalline polymorphic forms of syndiotactic polypropylene. A chain conformation having the helicoidal s(2/1)2 symmetry has been obtained for the form of the polymer having chain axis c = 7.40 A.. A chain conformation having the