Results 151 to 160 of about 151,054 (294)

Evaluation of Vickers hardness of different types of acrylic denture base resins with and without glass fibre reinforcement

open access: yes, 2013
Objective: To evaluate the Vickers hardness of different acrylic resins for denture bases with and without the addition of glass fibres. Background: It has been suggested that different polymerisation methods, as well as the addition of glass fibre (FV ...
Mesquita, Marcelo Ferraz   +6 more
core  

Fiber‐Reinforced Bio‐Epoxy Composites: Degradation Mechanisms in Saline Environment

open access: yesPolymer Composites, EarlyView.
Constituent level degradation of bio‐epoxy composites after saline aging. ABSTRACT This study examines the degradation behavior of bio‐epoxy composites reinforced with glass, basalt, carbon, and flax fiber yarns in a simulated saline environment. Fiber yarns and composite samples were exposed to 3.5% NaCl solution at 60°C for up to 3000 h.
Abdullah Iftikhar   +6 more
wiley   +1 more source

Influence of Additive Manufacturing Parameters and Surface Treatments on Wettability of VPP Acrylic Resins. [PDF]

open access: yesPolymers (Basel)
Jordá-Reolid M   +4 more
europepmc   +1 more source

Innovations in polysaccharide‐based hydrogels in sustainable agriculture

open access: yesPolymer International, EarlyView.
Polysaccharide‐based hydrogels are promising in sustainable agriculture, as these natural polymers have the ability to absorb water and nutrients and release them gradually in the soil, in addition to ensuring biodegradability and lower cost. However, some challenges still need to be overcome.
Marcia Leticia Monteiro Gomes   +12 more
wiley   +1 more source

Iron(III) ion reinforced P(NiPAAm‐co‐AA) beads as tunable smart organogels

open access: yesPolymer International, EarlyView.
Macroporous beads of PNiPAAm‐co‐AA copolymers were further crosslinked by iron(III) ions. The resulting beads are mechanically robust and reversibly responsive to a change of solvent from ethanol to ethyl acetate with half‐lives in the range of minutes.
Johannes Gmeiner   +2 more
wiley   +1 more source

Comparison of the Masticatory Force (with 3D Models) of Complete Denture Base Acrylic Resins with Reline and Reinforcing Materials. [PDF]

open access: yesMaterials (Basel), 2021
Calamote C   +7 more
europepmc   +1 more source

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