Non-stoichiometric polyelectrolyte complexes: New, water soluble macromolecular compoundsстатья
Информация о цитировании статьи получена из
Scopus
Статья опубликована в журнале из списка Web of Science и/или Scopus
Дата последнего поиска статьи во внешних источниках: 28 мая 2015 г.
Авторы:
Kharenko O.A. ,
Kharenko A.V. ,
Kalyuzhnaya R.I. ,
Izumrudov V.A.,
Kasaikin V.A. ,
Zezin A.B. ,
Kabanov V.A.
Журнал:
Polymer Science U.S.S.R.
Том:
21
Номер:
12
Год издания:
1979
Издательство:
Elsevier B.V.
Местоположение издательства:
Netherlands
Первая страница:
3002
Последняя страница:
3008
Аннотация:
Non-stoichiometri cpolyelectrolyte complexes (NSPELC) consisting of completely interacted polyelectrolyte pairs bearing opposite charges are examined. These are soluble in aqueous media, due to the presence of a sufficient number of free, ionized chain units which have not formed salt bonds between the chain, as a property. All the polyelectrolyte pairs are formed in the same way; it consists of mixing the two fully ionized compounds in the necessary proportions in the presence of a low mol. wt. salt. Where one of the components is present in excess and is a weak polyelectrolyte, water soluble NSPELC can be produced by titrating the incomplete reaction product with an acid or alkali until all the main chain units of the part present as excess are completely ionized. The molecular characteristics of the particles of such polyelectrolyte complexes (PELC) have been found to be independent of the synthesis method used. Proof of this is that the complex is present at an equilibrium. © 1980.
Добавил в систему:
Изумрудов Владимир Алексеевич