Materiales

Materiales

Exposure to high-performance benzotriazole ultraviolet stabilizers: Advance in toxicological effects, environmental behaviors and remediation mechanism using in-silica methods
- Benzotriazole ultraviolet stabilizers (BUVSs), as light stabilizers, have attracted widespread attention because of their easy migration in the environment and their acute toxicity and biological...
Quantification of UV protecting additives in ethylene-vinyl acetate copolymer encapsulants for photovoltaic modules with pyrolysis-gas chromatography-mass spectrometry
- Reliability of polymeric encapsulants is being assured using suitable additives. Especially UV absorbers and UV stabilizers are important to protect the encapsulants from solar radiation....
Insights into the toxicities of UV-328, UV-329, UV-P in HepG2 cells and their roles in AHR-mediated pathway
- The widespread high concentrations of benzotriazole ultraviolet stabilizers (BUVSs) in many biotic and abiotic samples have raised urgent concerns of their adverse effects on environmental and...
Effects of UV Absorber on Zirconia Fabricated with Digital Light Processing Additive Manufacturing
07/12/2022 - This study evaluated the effect of UV absorbers on the dimensional accuracy of zirconia specimens fabricated by additive manufacturing using a digital light process. Zirconia suspension for additive...
Photocurable 3D-Printable Systems with Controlled Porosity towards CO2 Air Filtering Applications
02/12/2022 - Porous organic polymers are versatile platforms, easily adaptable to a wide range of applications, from air filtering to energy devices. Their fabrication via vat photopolymerization enables them to...
Human health risk assessment of cinnamate UV absorbers: In vitro and in silico investigations
01/01/2023 - Organic UV absorbers (UVAs) are contaminants of emerging concern. Environmental persistence and potential toxicological enrichment studies of UVAs have attracted international concern. It is...
Study on the Effect of Ultraviolet Absorber UV-531 on the Performance of SBS-Modified Asphalt
16/11/2022 - Asphalt pavements at high altitudes are susceptible to aging and disease under prolonged action of UV light. To improve their anti-ultraviolet aging performance, UV-531/SBS-modified asphalts with...
Benzotriazole ultraviolet stabilizer UV-234 promotes foam cell formation in RAW264.7 macrophages
- Benzotriazole ultraviolet stabilizers (BUVSs) have been reported to induce inflammatory responses which may promote cholesterol accumulation and to downregulate the expression of genes involved in...
Engineered fabrication of EGCG-UV absorber conjugated nano-assemblies for antioxidative sunscreens with broad-band absorption
- Applying sunscreen is a common, convenient, and effective measure to protect skin from ultraviolet (UV) damage, but most of UV absorbers in the present commercially available sunscreens are...
Fabrication of UV-Protective Polyester Fabric with Polysorbate 20 Incorporating Fluorescent Color
16/10/2022 - Technological advancement leads researchers to develop multifunctional materials. Considering such trends, this study aimed to conjugate dual functionality in a single material to satisfy aesthetic...
Screening of antimicrobials, fragrances, UV stabilizers, plasticizers and preservatives in sewage treatment plants (STPs) and their risk assessment in India
- Community/industrial wastewater is the prime source of anthropogenic chemicals, its treatment is often a daunting task and unaffordable for many countries. Emerging Contaminants (ECs) have been...
Optimized design of environmentally-friendly polydopamine nanoparticles for the stabilization of both thermo- and photo-oxidation of polypropylene: Size effects
01/12/2022 - Despite the huge success of commercial stabilizers (antioxidants, UV absorbers, etc.) on the functionality enhancement and lifetime prolonging of polymers, their toxicity on the environment has...
Consideration of Photoactivity of TiO2 Pigments via the Photodegration of Methyl Orange under UV Irradiation
01/09/2022 - Developing a rapid and reliable method for measuring the photoreactivity of TiO2 pigments is of great importance for industrial application. The photoactivity of industrial TiO2 pigments were...
Visible Light Curable Acrylic Resins Toward UV?light Blocking Adhesives for Foldable Displays
28/07/2022 - Current technological advances in the organic light?emitting diode (OLED) panel design of foldable smartphones demand advanced adhesives with UV?blocking abilities, beyond their conventional roles of...
Yellowing mechanisms of epoxy and vinyl ester resins under thermal, UV and natural aging conditions and protection methods
01/10/2022 - Polymer resins have yellowing issue when subjected to elevated temperatures or UV exposure, which limit their applications in color-sensitive fields. This paper presents an experimental study on...
Optimization of Asphalt-Mortar-Aging-Resistance-Modifier Dosage Based on Second-Generation Non-Inferior Sorting Genetic Algorithm
19/05/2022 - The use of steel slag powder instead of filler to prepare asphalt mortar was beneficial to realize the effective utilization of steel slag and improve the performance of asphalt concrete....
Synthesis and reactivity of novel cinnamonitrile derivatives as reactive UV stabilizers for enhanced light protection and performance of coatings
01/07/2022 - Ultraviolet (UV) light is generally harmful to human health and organic compounds (for example, plastics) as it deteriorates the long-term stability via photodegradation. Thus, an efficient...
Effects of benzotriazole UV stabilizers, UV-PS and UV-P, on the differentiation of splenic regulatory T cells via aryl hydrocarbon receptor
- Benzotriazole UV stabilizers (BUVSs) are widely used as additives in various materials, including plastics, to prevent damage from UV-irradiation. However, despite the extensive usage of BUVSs,...
Synthesis of Novel Ultraviolet Absorbers and Preparation and Field Application of Anti-Ultraviolet Aging PBAT/UVA Films
31/03/2022 - Poly-(butylene adipate-co-terephthalate) (PBAT) has become one of the most prevalent biodegradable plastic film materials owing to its good degradability, mechanical properties, and processability....