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Characterization of homopolymers and copolymers by the coupling of gel permeation chromatography and automatic viscometry

✍ Scribed by Z. Grubisic-Gallot; M. Picot; Ph. Gramain; H. Benoit


Publisher
John Wiley and Sons
Year
1972
Tongue
English
Weight
604 KB
Volume
16
Category
Article
ISSN
0021-8995

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πŸ“œ SIMILAR VOLUMES


Coupling of gel permeation chromatograph
✍ D. Constantin πŸ“‚ Article πŸ“… 1977 πŸ› Elsevier Science 🌐 English βš– 494 KB

An automatic viscometer coupled with a GPC instrument is reported. The calculations which are briefly described give the molecular weight distribution corrected for long-chain branching effect, the variations of the structure parameter 9' and of the long-chain branching frequency 2 with molecular we

Application of gel permeation chromatogr
✍ Z. Dobkowski; J. BrzeziΕ„ski πŸ“‚ Article πŸ“… 1981 πŸ› Elsevier Science 🌐 English βš– 273 KB

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Estimation of unperturbed parameter KΞΈ b
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## Estimation of Unperturbed Parameter K B by Gel Permeation Chromatography and Viscometry If the KMHS constants K and a for the GPC conditions, i.e., for that particular GPC solvent and temperature, are available and the w, and J , values can be obtained from a GPC chromatogram and calibration cu

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✍ James L. White; David G. Salladay; David O. Quisenberry; Donald L. MacLean πŸ“‚ Article πŸ“… 1972 πŸ› John Wiley and Sons 🌐 English βš– 914 KB

## Abstract Gel permeation chromatographic (GPC) and thin‐layer chromatographic (TLC) studies of polystyrene, polybutadienes (BR), and their copolymers (SBR) have been carried out. GPC primarily separates them on the basis of molecular size, and TLC, on the basis of composition. Methods of obtainin