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Investigations on Romashkino asphaltic bitumen. 3. Fractionation of asphaltenes using ion-exchange chromatography

✍ Scribed by Mieczyslaw Boduszyński; Baldev Raj Chadha; Teresa Szkuta-Pochopień

Publisher: Elsevier Science
Year: 1977
Tongue: English
Weight: 622 KB
Volume: 56
Category: Article
ISSN: 0016-2361
DOI: 10.1016/0016-2361(77)90072-2

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Use has been made of ion-exchange resins to remove acid and base fractions from maltenes originally separated from Romashkino asphaltic bitumen. The effect has been studied of the ion-exchange resin treatment on the group-type composition of maltenes using adsorption chromatography through alumina.