نتایج جستجو برای: a diglycidyl ether
تعداد نتایج: 13438663 فیلتر نتایج به سال:
BACKGROUND In humans, the causal link between socioeconomic status (SES) and body weight (BW) is bidirectional, as chronic stress associated with low SES may increase risk of obesity and excess weight may worsen career opportunities resulting in lower SES. We hypothesize that environmental factors affecting BW and/or social stress might reprogram physiological and social trajectories of individ...
A microporous bisphenol A diglycidyl ether (DGEBA) epoxified-polyethersulfone (PES) blend membrane (EPES membrane) was prepared through dry-wet phase inversion. This study attempts to correlate the changes in membrane physical and chemical properties when the EPES membranes were exposed to different durations of dry-phase inversion, towards the separation efficiency of carcinogen chromium (VI)....
Ecofriendly adsorbent materials for the rapid and efficient removal of pollutant dyes are highly desired on account concerns about environmental pollution human health. Herein, novel magnetic HC/Fe3O4 spherical have been constructed via crosslinking hydroxyethyl cellulose (HC) by poly(ethylene glycol) diglycidyl ether (PGDE) followed introduction Fe3O4 a facile effective strategy developed in t...
Poly(ethylene glycol) (PEG)-based soft elastomers, bearing tertiary amine and hydroxyl groups, were synthesized in bulk from the epoxy–amine reaction between poly(ethylene diglycidyl ether (PEGDE) a poly(etherdiamine), Jeffamine ED600. High gel fractions (≥0.95) low glass transition temperatures (Tg ≈ −50 °C) attained after complete curing of systems bulk. The amphiphilicity network allowed swe...
The crystalline cyclic oligosaccharide γ-cyclodextrin (γCD) is a natural, non-toxic and biodegradable precursor that can be used to prepare innovative polymers. We cross-linked γCD with variable quantities of polyethylene glycol diglycidyl ether (PEGDGE) in aqueous NaOH form 3D structures tunable physicochemical properties. Mixtures 5 : 1 PEGDGE:γCD molar ratio produced material was soluble wat...
Bacterial cellulose (BC) is a good material candidate for wound dressing because of its fine 3-D network structure, high mechanical strength and water holding capability, biocompatibility. In this study, composite hydrogel was prepared by using 1,4-butanediol diglycidyl ether (BDDE) to cross-link BC hyaluronic acid (HA). Cross-linked BC/HA composites exhibited denser smoother surface. This dens...
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