Sorption of water vapor by B pattern starch
β Scribed by M. K. S. Morsi; C. Sterling; D. H. Volman
- Publisher
- John Wiley and Sons
- Year
- 1967
- Tongue
- English
- Weight
- 302 KB
- Volume
- 11
- Category
- Article
- ISSN
- 0021-8995
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β¦ Synopsis
Water vapor sorption isotherms of cotton cellulose and B pattern starch preparations, potato starch, corn amylose, amylomaize, and retrograded potato starch, were determined at 5 and 25Β°C. The crystallinity fraction of these materials equilibrated with water vapor at various partial pressures was determined by x-ray diffraction. The thermodynamic functions of adsorption were calculated, and B.E.T. constants were determined.
π SIMILAR VOLUMES
## Abstract Heats of water vapor sorption by three biopolymers, polygalacturonic acid, sodium hyaluronate, and calcium salt of bovine submaxillary mucin, were determined calorimetrically. These calorimetric heats of sorption were compared with the isosteric heats of sorption as a function of water