Now showing items 1-2 of 2
Poly(hydroxybutyrate-co-hydroxyvalerate) microspheres loaded with atrazine herbicide: screening of conditions for preparation, physico-chemical characterization, and in vitro release studies
(Polymer Bulletin, 2011-07-01) [Artigo]
Due to their widespread use in agriculture as well as in urban areas, agricultural chemicals are globally some of the most commonly encountered substances in waters. The objective of this study is to develop (including ...
Controlled release system for ametryn using polymer microspheres: Preparation, characterization and release kinetics in water
(Journal of Hazardous Materials, 2011-02-28) [Artigo]
The purpose of this work was to develop a modified release system for the herbicide ametryn by encapsulating the active substance in biodegradable polymer microparticles produced using the polymers poly(hydroxybutyrate) ...