Synthesis of hydrogels of Cellulose Acetate (AC) cross-linked with 3,3',4,4' Benzophenone Tetracarboxylic Dianhydride (BTDA): Characterization and adsorption physicochemical study;Hidrogéis superabsorventes a base de acetato de celulose modificado por dianidrido 3, 3', 4, 4' Benzofenona Tetracarboxílico (BTDA): Síntese, caracterização e estudos físico- químicos de absorção

Polimeros

Volumn 19, Issue 4, 2009, Pages 278-284

  Botaro, Vagner R ^a   Santos, Cláudio G ^b   Oliveira, Victor A ^b  

^a FEDERAL UNIVERSITY OF SÃO CARLOS   (Brazil)

^b FEDERAL UNIVERSITY OF OURO PRETO   (Brazil)

Author keywords

Cellulose acetate; Enthalpy of mixture; Hydrogels

Indexed keywords

CELLULOSE; CROSSLINKING; ENTHALPY; FOURIER TRANSFORM INFRARED SPECTROSCOPY; MIXTURES; SCANNING ELECTRON MICROSCOPY; SODIUM HYDROXIDE; SWELLING; THERMOANALYSIS; ULTRAVIOLET VISIBLE SPECTROSCOPY; WATER ABSORPTION;

BENZOPHENONE TETRACARBOXYLIC DIANHYDRIDES; BENZOPHENONETETRACARBOXYLIC DIANHYDRIDE; CELLULOSE ACETATES; CROSSLINKING REACTION; DEGREE OF CROSS-LINKING; DEGREE OF SUBSTITUTION; FREE HYDROXYL GROUPS; PHYSICOCHEMICAL STUDIES;

HYDROGELS;

ADSORPTION; CELLULOSE ACETATE; ENTHALPY; ESTERS; FOURIER ANALYSIS; GELS; INFRARED SPECTROSCOPY; MIXTURES; RELAXATION; SCANNING ELECTRON MICROSCOPY; SYNTHESIS; THERMAL ANALYSIS; WATER ABSORPTION;

EID: 77449115513     PISSN: 01041428     EISSN: None     Source Type: Journal    
DOI: 10.1590/s0104-14282009000400006     Document Type: Article

References (10)

1. Oliveira Júnior, A. R. - "Obtenção e caracterização de acetato de celulose modificado com organossilano", Tese de Doutorado, Universidade Estadual de Campinas, Brasil (2002).
2. Singh, B.; Chauhan, G. S. S.&Nirmala Chauhan, K. - Carbohydrate Polymers, 67, p.190 (2002).
3. El-hag Ali, A.; Shawky, H. A.; Abd El Rehim, H. A.&Hegazy, E. A. - European Polymer Journal, 39, p.2337 (2003).
4. Karadag, E.; Saraydin, D.&Güven, O. - NIMB Beam Interactions with Materials&Atoms, 225, p.489 (2004).
5. Jabbari, E.&Nozari, S. - European Polymer Journal, 36, p.685 (2000).
6. Kioussis, D. R.&Kofinas, P. - Polymer, 46, p.10167 (2005).
7. Gocho, H.; Shimizu, H.; Tanioka, A.; Chou, T. J.&Nakajima, T. - Carbohydrate Polymers, 41, p.83-86 (2000).
8. Ende, M. T.&Peppas, N. A. - Journal of controlled release, 48, p.47 (1997).
9. Peppas, N. A.&Khare, A. R. - Advanced Drug Dellivery Reviews, 11, p.1 (1993).
10. Peniche, C.; Cohen, M. E.; Vázquez, B.&San Román, J. - Polymer, 38, p.5977 (1997).