(Basic properties of coals and other solids)
The first report presented some heats of adsorption for a series of weak acids such as cresol, some alcohols and two esters on Carbopack F carbon. There was an excellent correlation between the heat of adsorption and the total polarizability (electronic polarizability plus orientation polarizability) for the adsorbate. Some preliminary heats of reaction for a series of substituted benzenesulfonic acids with slurries of polyvinylpyridine in acetonitrile were correlated with the corresponding heats of reaction of the acids with homogeneous solutions of pyridine in the same solvent. Report {number sign}1 also included some preliminary results for heats of interaction of various solids such as silica gel and three coals with solutions of triflic acid and methanesulfonic acid. These activities have been continued during the past quarter. The study of heats of reaction of cross-linked poly 4-vinylpyridine and pyridine at 25{degree} in acetonitrile were continued. 2 refs., 2 figs., 3 tabs.
- Research Organization:
- Duke Univ., Durham, NC (USA). Dept. of Chemistry
- Sponsoring Organization:
- DOE/FE
- DOE Contract Number:
- FG22-89PC89780
- OSTI ID:
- 7263959
- Report Number(s):
- DOE/PC/89780-T2; ON: DE90008276
- Country of Publication:
- United States
- Language:
- English
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(Basic properties of coals and other solids)
Basic properties of coals and other solids
Related Subjects
COAL
CHEMICAL PROPERTIES
POLYVINYLS
REACTION HEAT
PYRIDINES
SULFONIC ACIDS
CORRELATIONS
PROGRESS REPORT
AZINES
CARBONACEOUS MATERIALS
DOCUMENT TYPES
ENERGY SOURCES
ENTHALPY
FOSSIL FUELS
FUELS
HETEROCYCLIC COMPOUNDS
MATERIALS
ORGANIC ACIDS
ORGANIC COMPOUNDS
ORGANIC NITROGEN COMPOUNDS
ORGANIC POLYMERS
ORGANIC SULFUR COMPOUNDS
PHYSICAL PROPERTIES
POLYMERS
THERMODYNAMIC PROPERTIES
010600* - Coal
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& Peat- Properties & Composition