scholarly journals Preparation and characterization of biodegradable films from keratinous wastes of the leather industry

2011 ◽  
Author(s):  
L. Barbosa ◽  
J. Costa ◽  
C. Rocha ◽  
O. M. Freitas ◽  
A. Crispim ◽  
...  
2007 ◽  
Vol 2 (6) ◽  
pp. 462-476 ◽  
Author(s):  
Emad A. Soliman ◽  
Manal S. Tawfik ◽  
Hosni El-Sayed ◽  
Yahia G. Moharram

Author(s):  
Ana Karoliny da Silva Raposo ◽  
Louryval Coelho Paixão ◽  
Adones Almeida Rocha ◽  
Ilmar Alves Lopes ◽  
Gustavo Augusto Silva Santos ◽  
...  
Keyword(s):  

1993 ◽  
Vol 28 (2) ◽  
pp. 87-96 ◽  
Author(s):  
F. Sengül ◽  
O. Gürel

The leather industry is one of the most widespread industries in the Aegean Region and its pollution loads are very high. In this study, chemicals used in the leather industry with regard to different production technologies utilized and the water consumption and pollution loads are determined. With the help of this data, characterization of the leather industry wastewaters during production are carried out, and the possible pretreatment of the leather industry's wastewaters are examined.


2003 ◽  
Vol 51 (26) ◽  
pp. 7647-7654 ◽  
Author(s):  
Pilar Hernández-Muñoz ◽  
Antonis Kanavouras ◽  
Perry K. W. Ng ◽  
Rafael Gavara

2016 ◽  
Vol 25 (3) ◽  
pp. 683-691 ◽  
Author(s):  
Blanca M. Dominguez-Martinez ◽  
Hector E. Martínez-Flores ◽  
Jose De J. Berrios ◽  
Caio G. Otoni ◽  
Delilah F. Wood ◽  
...  

2016 ◽  
Vol 54 (3) ◽  
pp. 347 ◽  
Author(s):  
Dao Phi Hung ◽  
Truong Thi Nam ◽  
Mac Van Phuc ◽  
Nguyen Anh Hiep ◽  
Nguyen THien Vuong ◽  
...  

The effects of hypochlorite level, i.e. 0.5; 1 and 2 active chlorine g/100g starch, on the structures and physicochemical properties of oxidized maize starch were investigated. The obtained results shown that oxidation degree grew up with increasing hypochlorite concentration, specially, the carboxyl content saw higher increased than the content of carbonyl. SEM images indicated that surface of oxidized maize starches were rougher than native starch. The surface of oxidized starches saw rougher with increasing hypochlorite level. However, the DSC results illustrated that there was no significant difference of gelatinization temperature between the native starch and oxidized starches.


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