A new water-soluble branched poly(ethylene imine) derivative having hydrolyzable imidazolidine moieties and its application to long-lasting release of aldehyde

2010 ◽  
Vol 48 (20) ◽  
pp. 4529-4536 ◽  
Author(s):  
Hisatoyo Morinaga ◽  
Hiroshi Morikawa ◽  
Atsushi Sudo ◽  
Takeshi Endo
RSC Advances ◽  
2016 ◽  
Vol 6 (72) ◽  
pp. 68371-68378 ◽  
Author(s):  
Zhen Liu ◽  
Shaojie Han ◽  
Chong Xu ◽  
Yuwen Luo ◽  
Na Peng ◽  
...  

A novel polymer binder, synthesized via in situ thermal cross-linking of water-soluble polyvinyl alcohol (PVA) and poly(ethylene imine) (PEI) precursor, is applied as a functional network binder to enhance the electrochemical performance of a silicon anode.


2011 ◽  
Vol 2 (4) ◽  
pp. 131-148 ◽  
Author(s):  
Francis Vidya ◽  
Subin S. Raghul ◽  
Sarita G Bhat ◽  
Eby Thomas Thachil

The main objective of this study was to enhance the rate of UV and biodegradation of polyethylene by incorporating biodegradable materials and prooxidants. Prooxidants such as transition metal complexes are capable of initiating photooxidation and polymer chain cleavage, rendering the product more susceptible to biodegradation. In this work, the effect of (1) a metallic photoinitiator, cobalt stearate, and (2) different combinations of cobalt stearate and vegetable oil on the photooxidative degradation of linear low-density poly(ethylene)-poly(vinyl alcohol) (LLDPE/PVA) blend films has been investigated. For this, film-grade LLDPE was blended with different proportions of PVA. PVA is widely used in the industrial field, and recently it has attracted increasing attention as a water-soluble biodegradable polymer. Cobalt stearate and vegetable oil were added to the blends as prooxidants. The blends were prepared by melt mixing in a Thermo HAAKE Polylab system. Thin films containing these additives were prepared by a subsequent compression moulding process. The effect of UV exposure on LLDPE/PVA films in the presence as well as absence of these additives was investigated. Tensile properties, FTIR spectra, and scanning electron microscopy (SEM) were employed to investigate the degradation behaviour. It was found


2014 ◽  
Vol 15 (4) ◽  
pp. 1124-1131 ◽  
Author(s):  
Christoph Englert ◽  
Lutz Tauhardt ◽  
Matthias Hartlieb ◽  
Kristian Kempe ◽  
Michael Gottschaldt ◽  
...  

2009 ◽  
Vol 20 (11) ◽  
pp. 2317-2326 ◽  
Author(s):  
Zhen-Mei Liu ◽  
Soo-Yeon Lee ◽  
Sukhéna Sarun ◽  
Dieter Peschel ◽  
Thomas Groth

Molecules ◽  
2017 ◽  
Vol 22 (5) ◽  
pp. 816 ◽  
Author(s):  
Matteo Savastano ◽  
Carla Bazzicalupi ◽  
Claudia Giorgi ◽  
Paola Gratteri ◽  
Antonio Bianchi

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