Zobrazeno 1 - 10
of 18
pro vyhledávání: '"Stela Drǎgan"'
Autor:
Ecaterina Stela Dragan
Advanced Separations by Specialized Sorbents opens a new window into sorbent materials, presenting fundamental principles for their syntheses and adsorption properties. The book presents advanced techniques used to create specialized sorbents with a
Autor:
Luminiţa Ghimici, Stela Drǎgan
Publikováno v:
Angewandte Makromolekulare Chemie. 215:107-119
Water-soluble cationic polymers were obtained by polyaddition of poly(ethylene glycol) (PEG) diglycidylethers (Mn of PEG were 396, 587, 1437 and 3554, resp.) with asymmetrical diamines such as N,N-dimethyl-1,3-diaminopropane and N,N-diethyl-1,3-diami
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9f7f148809aaf897fb4b4087a2fd0c42
https://doi.org/10.1002/apmc.1994.052150109
https://doi.org/10.1002/apmc.1994.052150109
Autor:
Stela Drǎgan, G. Grigoriu
Publikováno v:
Angewandte Makromolekulare Chemie. 200:27-36
Macroporous copolymers of poly(acrylonitrile-co-divinylbenzene) were synthesized in the presence of 2-ethyl-1-hexanol (2EH) and toluene as diluents. The copolymers were characterized by acrylonitrile content and from morphological point of view. Samp
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e39870bab649fdcaf7ec6d480fd405cd
https://doi.org/10.1002/apmc.1992.052000103
https://doi.org/10.1002/apmc.1992.052000103
Akademický článek
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Publikováno v:
Journal of Polymer Science: Polymer Chemistry Edition. 18:449-454
A multifunctional crosslinked polymer resulted from a chloromethylated polystyrene reaction with tris(2-hydroxyethyl)amine. A benzyl chloride reaction (chosen as a structural unit model) with tris(2-hydroxyethyl)amine was investigated to explain the
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::cd13992d74a3fb3c161203fa2742be88
https://doi.org/10.1002/pol.1980.170180205
https://doi.org/10.1002/pol.1980.170180205
Publikováno v:
Die Makromolekulare Chemie. 187:9-22
Polymers with tertiary amino groups were obtained by reaction of chloromethylated polystyrene (CMPS) with 3-alkylaminopropionitriles (2a — e). The resulting polymers 3a — e were characterized by elemental analyses, IR and 1H NMR spectra. Kinetic
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9e29e1de6989524a85c887450847e5e6
https://doi.org/10.1002/macp.1986.021870102
https://doi.org/10.1002/macp.1986.021870102
Publikováno v:
Reactive Polymers, Ion Exchangers, Sorbents. 5:123-131
The reversibility of collapse of a styrene-divinylbenzene copolymer network from which 2-ethhl-1-hexanol (2EH) is removed by azeotropic distillation with water was established. Morphological transformations which occur as a result of chloromethylatio
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::71bf3f8268f2c35304c3453b14705aa5
https://doi.org/10.1016/0167-6989(87)90186-3
https://doi.org/10.1016/0167-6989(87)90186-3
Publikováno v:
Journal of Polymer Science: Polymer Chemistry Edition. 18:455-465
The reaction of chloromethylated polystyrene with tris(2-hydroxyethyl)amine in N,N-dimethylformamide is described for the conditions to prepare soluble reaction products. The groups of the quaternary ammonium salt, which appear in the first stage of
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6360d2b4e7b7484399e3f4f45ebdd4e5
https://doi.org/10.1002/pol.1980.170180206
https://doi.org/10.1002/pol.1980.170180206
Akademický článek
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Publikováno v:
Scopus-Elsevier
The reaction between dimethylamine and epichlorohydrin (in excess) was studied with the purpose of obtaining compounds with ammonium quaternary groups and reactive groups like 2,3-epoxypropyl and 2-hydroxy-3-chloropropyl. It was found that the ionic
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1982578ca9a47fabec4ae305a8eae8ad
http://www.scopus.com/inward/record.url?eid=2-s2.0-0026123699&partnerID=MN8TOARS
http://www.scopus.com/inward/record.url?eid=2-s2.0-0026123699&partnerID=MN8TOARS