Results 21 to 30 of about 5,160 (265)

High-Temperature Behavior of Silicone Sealants

open access: yesChallenging Glass Conference Proceedings, 2022
Since the early 2000s, an increasing number of globally reported fires in tall buildings, which have spread quickly, have been attributed to the façade.
Valérie Hayez, Georg Scheutz
doaj  

Severe complication by irregular use of industrial silicone in a transsexual patient: a case report [PDF]

open access: yesRevista Brasileira de Cirurgia Plástica, 2020
The use of industrial liquid silicone as a material for aesthetic modification of body contour is a practice that has been carried out clandestine for about 60 years.
Monique Mendes   +5 more
doaj   +1 more source

Silicon–silicon π single bond [PDF]

open access: yesNature Communications, 2020
AbstractA carbon–carbon double bond consists of a σ bond and a π bond. Recently, the concept of a π single bond, where a π bond is not accompanied by a σ bond, has been proposed in diradicals containing carbon and heteroatom radical centers. Here we report a closed-shell compound having a silicon–silicon π single bond.
Soichiro Kyushin   +7 more
openaire   +3 more sources

Ex Vivo Human Skin is not a Barrier for Cyclic Siloxanes (Cyclic Silicones): Evidence of Diffusion, Bioaccumulation, and Risk of Dermal Absorption Using a New Validated GC-FID Procedure

open access: yesPharmaceutics, 2020
Cyclic methylsiloxanes D4, D5, D6 (also called cyclic silicones) are widely used in various dermatological products and cosmetics, both for children and adults.
Dominika Krenczkowska   +4 more
doaj   +1 more source

Comparison of fiberoptic bronchoscopic intubation using silicone and polyvinyl chloride double-lumen tubes [PDF]

open access: yesKorean Journal of Anesthesiology, 2023
Background Direct insertion of a double-lumen tube (DLT) using a flexible fiberoptic bronchoscope (FOB) is an option for DLT intubation. The difficult process of fiberoptic intubation is that the different properties of polyvinyl chloride and silicone ...
Seyoon Kang   +4 more
doaj   +1 more source

Risk factors resulting from complications in the postoperative period of primary breast augmentation with silicone implants: Retrospective study [PDF]

open access: yesRevista Brasileira de Cirurgia Plástica, 2023
Introduction: Breast augmentation is one of the most performed plastic surgeries in the world. Given its high applicability, it is essential to know the risk factors related to the incidence of postoperative complications to reduce them in this type of ...
Oona Tomiê Daronch   +2 more
doaj   +1 more source

Maxillofacial Prosthetic Materials-An Inclination Towards Silicones [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2014
There have been constant searches and researches which are taking place in the field of dental materials to best suit the ideal selection criteria to satisfy the functionality, biocompatibility, aesthetics as well as the durability as a maxillofacial ...
Aparajita Mitra   +3 more
doaj   +1 more source

Study on the dimensional stability of modern impression materials [PDF]

open access: yesRomanian Journal of Stomatology, 2020
Objective. Comparative evaluation of the accuracy and dimensional stability of modern impression materials, given that often the casting is not done at a short interval after impression. Materials and methods.
Bogdan Mihai Gălbinașu   +4 more
doaj   +1 more source

The Characteristics and Safety of Previous Fillers in Secondary Rhinoplasty [PDF]

open access: yesArchives of Aesthetic Plastic Surgery, 2018
Background Filler injection into the soft tissue of the nose is a useful technique for rhinoplasty. The individual characteristics of fillers determine which is best suited for a patient's specific circumstances.
Bong Il Rho   +3 more
doaj   +1 more source

Tear Strength Analysis of MDX4-4210 and A-2186 Silicones with Different Intrinsic Pigments Incorporated by Mechanical and Industrial Methods

open access: yesInternational Journal of Dentistry, 2019
Objective. The aim of this study was to evaluate the tear strength of MDX4-4210 and A-2186 silicones with different intrinsic pigments incorporated by mechanical and industrial methods, comparing nonaged and aged groups. Materials and Methods.
Marcelo Coelho Goiato   +6 more
doaj   +1 more source

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