Results 21 to 30 of about 14,047 (255)

Dispersion of Zinc Oxide Nanoparticles in Maxillofacial Silicone Elastomer by Ultrasonication: A Morphological Study

open access: yesSulaimani Dental Journal, 2019
Objective: Aggregation and agglomeration of nanoparticles in silicone elastomer is a common problem that adversely affects the mechanical properties of the silicone because the aggregations act as a weak and stress concentrating point within the ...
Mohammed Abdalqadir   +2 more
doaj   +1 more source

ANTIFUNGAL EFFECT OF PHOTOCATALYTIC NANO -TITANIUM DIOXIDE INCORPORATED IN SILICONE ELASTOMER: [PDF]

open access: yesAlexandria Dental Journal, 2019
INTRODUCTION: Titanium dioxide nanoparticles may improve the antifungal properties of silicone elastomer prosthetic materials. OBJECTIVES: To evaluate the photocatalytic antifungal activity of silicone elastomer incorporated with titanium dioxide ...
Maisa EL. Mousafa   +3 more
doaj   +1 more source

Modulation of bacterial infection and inflammation by release of lactide from a silicone elastomer device

open access: yesBritish Journal of Pharmacy, 2023
The aim of this project is to assess the anti-bacterial and anti-inflammation properties of a matrix-type silicone elastomer device providing sustained release of DL-lactide (a cyclic ester dimer of lactic acid).
Kaifeng Huang
doaj   +1 more source

Development of Silicone Elastomer for Use in the Assessment of Padded Clothing in Rugby Union

open access: yesProceedings, 2020
Rugby Union is a collision sport, with both player to player and player to pitch impacts being frequent. Current test standards for padded clothing in rugby use impact surrogates, which may not accurately replicate the human response. Modern technologies
Angus Hughes   +2 more
doaj   +1 more source

History of breast implants: Back to the future

open access: yesJPRAS Open, 2022
Summary: Modern breast implants are a staple of plastic surgery, finding uses in esthetic and reconstructive procedures. Their history began in the 1960s, with the first generation of smooth devices with thick silicone elastomer, thick silicone gel, and ...
Fabio Santanelli di Pompeo   +3 more
doaj   +1 more source

Starch/Silicone Elastomers and Foams

open access: yesSustainability, 2023
While the beneficial physical properties of silicone polymers are exploited in many sustainable applications, the high energy requirement for their synthesis compromises to a degree their sustainability. We report a strategy to mitigate this issue by filling the silicone with inexpensive and renewable starch.
Yang Chen   +2 more
openaire   +1 more source

Use of hydrophilic pharmaceutical excipients to modulate release of metal ions from silicone elastomers

open access: yesDrug Delivery
Silicone elastomers based on polydimethylsiloxane are biocompatible and non-biodegradable thermosetting polymers used in various drug delivery applications, including subdermal implants, vaginal rings, and intrauterine devices.
Xin Shen   +5 more
doaj   +1 more source

Progress in dynamically vulcanized polyurethane/silicone rubber thermoplastic elastomer

open access: yesHecheng xiangjiao gongye, 2023
The research progress in dynamically vulcanized polyurethane/silicone rubber thermoplastic elastomer was summarized from the aspects of raw material selection, processing technology and compatibilizer with 20 references.
"CHANG Hui-qi, LIU Xin, ZHANG Chuang, ZHANG Ning, YAN Xue-ting, WU Jia-hui, HE Hai-feng, ZHAO Li-fen"
doaj   +1 more source

Effect of MWCNTs Dispersion and Loading on the Rheological and Electrical Properties of MWCNTs/Silicone Composite

open access: yesMATEC Web of Conferences, 2016
The dispersion of multiwalled carbon nanotubes (MWCNTs) in silicone was significantly affected by the method of mixing. In this study, rheology showed that there was an optimal mixing time to get the MWCNTs disperse well and high loading of MWCNTs made ...
Tao Mingkang   +6 more
doaj   +1 more source

Air‐Pressure–Actuated Vibroacoustic Metamaterial With Tunable Bandgap: Design, Modeling, and Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents the design, modeling, and characterization of air‐pressure–actuated programmable vibroacoustic metamaterials (PVAMM). The study focuses on leveraging air pressure to dynamically tune resonance frequencies for effective noise attenuation.
William Kaal   +2 more
wiley   +1 more source

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