نتایج جستجو برای: urethane acrylate
تعداد نتایج: 8856 فیلتر نتایج به سال:
BACKGROUND Acrylates constitute an important cause of occupational contact dermatitis. Isobornyl acrylate sensitization has been reported in only 2 cases. We encountered an industrial process operator with occupational contact dermatitis caused by isobornyl acrylate. OBJECTIVES (i) To investigate whether it is relevant to add isobornyl acrylate to the (meth)acrylate test series. (ii) To repor...
Abstract In 3D printing technology, unwanted resin properties such as low mechanical, thermal, electrical, and biocompatibility can be enhanced by using proper fillers. this study, sucrose urethane microparticles, acrylic modified are used to improve the of final object without losing other resolution. Modification is confirmed FTIR spectroscopy hydrogen bonding index enhancement after modifica...
The antibacterial effect of a nanostructured film, known as "moth-eye film," was investigated. The moth-eye film has artificially formed nano-pillars, consisting of hydrophilic resin with urethane acrylate and polyethylene glycol (PEG) derivatives, all over its surface that replicates a moth's eye. Experiments were performed to compare the moth-eye film with a flat-surfaced film produced from t...
The elimination of mercury, low energy consumption, and heat make the ultraviolet light-emitting diode (UV-LED) system emerge as a promising alternative to conventional UV-mercury radiation coating. Hence, series hydrophobic coatings based on urethane acrylate oligomer fluorinated monomer via UV-LED photopolymerisation was designed in this paper. presence fluorine component at 1160 cm−1, 1235 1...
interpenetrating polymer networks (ipn) were formed involving hydrophobic polybutyl acrylate (pba) and hydrophilic poly hydroxyethyl acrylate (phea). pba prepolymer was first formed in presence of ferric oxide nanoparticles (
Dimethylsulfoniopropionate (DMSP) is degraded to dimethylsulfide (DMS) and acrylate by the enzyme DMSP lyase. DMS or acrylate can serve as a carbon source for both free-living and endophytic bacteria in the marine environment. In this study, we report on the mechanism of DMSP-acrylate metabolism by Alcaligenes faecalis M3A. Suspensions of citrate-grown cells expressed a low level of DMSP lyase ...
Poly(meth)acrylates are well-known commodity polymers widely used for coating applications due to easy production, low cost and interesting properties such as their relatively high thermal stability, resistance breakage transparency. Some of these can be improved by cross-linking, therefore an additional functionalization is necessary. Carbonate group allowed reaction with amines generate a ure...
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