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  • Researchers create artificial enamel ... - Dental Tribune

    2015-2-16 · It is made of micro- and nanoscale ceramic columns interspersed with a soft protein matrix, set into a hard, protective coating. This structure is effective at absorbing vibrations because the stiff columns bend under stress from above, creating substantial friction with the softer polymer surrounding them, lead engineer and Professor of Biomedical Engineering Nicholas Kotov explained.

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  • Morphology and structure of polymer layers

    2012-10-1 · The aim of this study was to investigate the thickness and the structure of polymer layers adsorbed in vitro on human dental enamel from polymer modified citric acid solutions. Methods The polymers propylene glycol alginate (PGA), highly esterified pectin (HP) and gum arabic (GA) were used to prepare polymer modified citric acids solutions (PMCAS, pH 3.3).

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  • Interview: “A multi-step ... - Dental Tribune Europe

    2021-4-20 · HEMA therefore contributes very little to the mechanical strength and stability of the polymer matrix. Another negative aspect is that, as it is a small molecule, it can compete with other functional monomers, inhibiting chemical interaction; for example, our research has shown that HEMA can affect the MDP monomer’s nano-layering.

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  • Products (non shop) - Dental Tribune Middle East

    Innovative formula of OliNano SEAL OliNano SEAL is an innovative „varnish-like” protector based on a patented silicone polymer that provides an exceptional adhesion to enamel and dentin without prior…

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  • Nano-CT as tool for characterization of dental resin ...

    2020-9-23 · Nano-CT was successfully used to investigate the morphology of dental resin composites and showed that micro-CT gives a lower porosity and pore size but overestimates filler particle size.

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  • Nanotechnology-based materials as emerging trends

    2021-1-1 · Incorporating nanoparticles in dental restorative materials can be useful for preventing and/or managing dental caries. Integrating the sciences of nanomaterials and biotechnology, nanomaterials could potentially be revolutionary in improving oral health by providing preventative and diagnostic measures; they could also have effects on repairing damaged dental tissue.

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  • Aesthetic restoration of posterior ... - Dental Tribune

    2008-3-17 · In our practice we use composite resins from the Tetric family of products to fill posterior teeth. According to the information of the manufacturer, Tetric EvoCeram (Fig. 1) is a nano-hybrid composite that can be used for many different indications. It is composed of fillers, pigments and monomers of three different types of nano-particles.

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  • Russian chemists make new ... - Dental Tribune Europe

    2017-12-21 · BRUSSELS, Belgium: More than a year into the COVID-19 pandemic, its seismic impact on different elements of the dental profession is becoming clearer. In order to find out how it affected the workflows of periodontists and dental hygienists, the European Federation of Periodontology (EFP) launched a survey back in May 2020 that invited these specialists to share their experiences.

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  • Dentalni adhezivni sistemi - Dental Tribune Serbia ...

    2013-11-9 · Miletic V, Pongprueksa P, De Munck J, Brooks NR, Van Meerbeek B. Monomer-to-polymer conversion and micro-tensile bond strength to dentine of experimental and commercial adhesives containing diphenyl(2,4,6-trimethylbenzoyl)phosphine oxide or a …

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  • Comparison of light propagation in dental tissues and

    2018-4-30 · This study used three LASERs (red, green, and blue) with a spectrophotometer to compare the light propagation for the following: absorption (A), transmittance (T), attenuation (K), and scattering anisotropy coefficient (g) in dental tissues and nano-filled resin-based composites. This study used three distinct incremental build-up techniques, which included one shade (body), two shades (enamel ...

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  • Dentalni adhezivni sistemi - Dental Tribune Serbia ...

    2013-11-9 · Dental Materials 2011;27:1-16. Van Meerbeek B, De Munck J, Yoshida Y, Inoue S, Vargas M, Vijay P, Van Landuyt K, Lambrechts P, Vanherle G. Buonocore memorial lecture. Adhesion to enamel and dentin: current status and future challenges. Operative Dentistry 2003;28:215-35.

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  • Classifieds - Dental Tribune Czech Republic & Slovakia

    2017-8-23 · Product Description Dental Implant Bone Expander Sinus Lift Kit Instruments with Ratchet. Set of 12pcs with instrument Casstte. All instruments made of …

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  • VITA ENAMIC® - A new definition of stability.

    2008-10-1 · In this study, low-shrinkage high-strength dental restorative materials were prepared and their properties were investigated. Epoxy acrylates modified with various stoichiometric amounts of urethane acrylates were used as the resin matrix and 3-(trimethoxysilyl)propyl methacrylate (MSMA)-modified monodisperse nano-sized SiO 2 particles were synthesized and used as the inorganic …

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  • Hydroxyapatite toothpaste from SANGI ... - Dental

    3M Gulf Ltd. – Middle East. 3M is a global innovation company that never stops inventing. Over the years, our innovations have improved daily life for hundreds of millions of people all over the world. We have made driving at night easier, made buildings safer, and made consumer electronics lighter, less energy-intensive and less harmful to ...

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  • Low-shrinkage visible-light-curable urethane

    2012-1-25 · Guidance evolving on cleaning dental implants. Back to clinical articles USA. By Stacy Ewing, USA. January 25, 2012. As a dental implant sales rep, I speak with many clinicians on a daily basis about implants. Coming from a background of 28 years as a dental hygienist, the topic of cleaning dental implants always seems to come up in conversation.

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  • 3m Gulf Ltd Middle East - Dental Tribune

    The main objective of this research is to demonstrate the biocompatibility of two experimental graphene dental materials by in vitro and in vivo tests for applications in dentistry.

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  • A novel polymer infiltrated ceramic dental material ...

    2011-3-2 · The polymer infiltrated ceramic material has elastic modulus, hardness, and fracture toughness values of 30.14GPa, 2.59GPa, and 1.72 MPam(1/2), respectively. The material illustrates a significant indentation size effect for elastic modulus and hardness, and has similar indentation creep behavior to human enamel.

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  • Adhesion of Hydroxyapatite Nanoparticles to Dental ...

    2020-5-5 · Hydroxyapatite nanoparticles (nano-HAP) are receiving considerable attention for dental applications, and their adhesion to enamel is well established. However, there are no reports concerning the effects of HAP on other dental materials, and most of the studies in this field are based on in vitro designs, neglecting the salivary pellicle-apatite interactions.

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  • High strength and toughness in chromatic polymer ...

    Moreover, it maintains a relatively low elastic modulus of 88.2GPa and a moderate hardness of 4.8GPa, close to those of natural enamel. Significance: This polymer-infiltrated zirconia ceramic material is a dental material of biomimetic chromatic and mechanical properties.

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  • New polymer‐chemical developments in clinical

    2012-8-6 · New polymer‐chemical developments in clinical dental polymer materials: Enamel–dentin adhesives and restorative composites. Norbert Moszner. ... A continuous improvement of the properties of current composites was achieved with the use of new tailor‐made methacrylate cross‐linkers, new additives, and photoinitiators as well as tailor ...

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  • Investigation on the Gradient Nanomechanical Behavior

    2018-10-30 · materials with a wear resistance similar to that of the opposing enamel are a good choice for restoring dental fluorosis (trial registration: WCHSIRB-D-2014-126, registered 25 December 2014). Keywords: Dental fluorosis, Enamel, Microstructure, Nanoindentation, Nanoscratch

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  • VITA ENAMIC® - A new definition of stability.

    Connecting Businesses In the world of Plastic World’s Leading B2B Portal for Plastics Industry Trusted Sourcing Platform Since 2000

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  • Effect of Aqueous Extracts of Salvadora persica

    2021-7-20 · A careful evaluation of teeth with an intense light source during a routine dental examination can often reveal microcracks in the enamel. They can be described as enamel microcracks (EMCs) that ...

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  • Nano composite of aluminum oxide and polymer is

    It is important to warm the material to at least (140°-155°F). A next generation of composite that was designed to be warmed is now available! This new composite category has TVT polymer technology combined with superior nano-hybrid fillers. It can be warmed with a traditional warmer or a new infrared warmer. This CE webinar will review the basics of composite warming and new infrared warmer.

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  • Attempt to assess the infiltration of enamel made with ...

    Abstract Introduction: The resin infiltration technique, a minimally invasive method, involves the saturation, strengthening, and stabilization of demineralized enamel by a mixture of polymer resins without the need to use rotary tools or the risk of losing healthy tooth structures. Aim of the study: 1. To design and synthesize an experimental infiltrant with potential bacteriostatic properties.

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  • Ceramic-Reinforced Polymers: CAD/CAM Hybrid

    2018-10-30 · This study aims to investigate the gradient nanomechanical behavior of dental fluorosis enamel and provide appropriate selection criteria for restorative materials. The nanomechanical properties of the outer, middle, and inner layers of normal tooth enamel, mild dental fluorosis enamel, and severe dental fluorosis enamel were tested by nanoindentation under an applied load of 2000 μN and ...

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  • Investigation on the Gradient Nanomechanical

    2016-6-8 · The bands at 464, 605, 566 cm-1 are derived from the υ 4 phosphate modes. The bands at 1036cm-1 stand for the Phosphate vibration .The band at 3851 cm-1; band may come from N-H Stretching secondary amid in gelatin, O-H Stretching in HA.The stretching vibration and bending modes of the OH- and (N-H) Stretching amid (II) appeared at 3443 cm-1.The typical peaks of phosphate …

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  • Hydroxyapatite :: properties, uses and applications ...

    2018-8-14 · The most important problems of modern dentistry cover not only the early diagnosis but also prevention of dental caries, including the one based on the use of various hygienic products and therapeutic agents. Normally, the processes of re- and demineralization in the oral cavity are in a state of dynamic. However, in the presence of cariogenic factors, the balance is shifted towards ...

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  • The Effects of Silica and A Nature Polymer on The Size

    This study was aimed at investigating the protective effects of glass ionomer cement (GIC) and surface pre-reacted glass ionomer (S-PRG) fillers used as dental restorative materials on demineralization of bovine enamel. GlasIonomer FX ULTRA (FXU), Fuji IX GP Extra (FIXE), CAREDYNE RESTORE (CDR) were used as GICs. PRG Barrier Coat (BC) was used as the S-PRG filler.

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  • Efficiency of dental caries prevention with the use of ...

    2017-7-12 · The development of polymer nanocomposites has advanced, especially due to their new properties after nanoparticle incorporation. Many nanocomposites composed of synthetic polymers and/or biopolymers have been studied after incorporation of a diversity of nanoparticles, which differ in form, shape, surface area and chemical organization. In this chapter, some examples of nanocomposites …

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  • Materials | Free Full-Text | Protective Effects of GIC

    It is important to warm the material to at least (140°-155°F). A next generation of composite that was designed to be warmed is now available! This new composite category has TVT polymer technology combined with superior nano-hybrid fillers. It can be warmed with a traditional warmer or a new infrared warmer. This CE webinar will review the basics of composite warming and new infrared warmer.

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  • Polymer Nanocomposites | IntechOpen

    2017-8-11 · Dental caries is, after all, a preventable disease. The atraumatic restorative treatment (ART) concept is an example of MID. ART consists of a preventive (ART sealant) and a restorative (ART ...

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  • Applications of Silver Nanoparticles in Dentistry ...

    2021-3-2 · Dental caries is a dysbiotic disease of polymicrobial etiology caused by the imbalance between demineralization and remineralization [120,121]. Dentistry seeks to combat caries by controlling the microbiota and stimulating the remineralization of incipient lesions on the enamel surface. This treatment is widely used in primary teeth.

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  • Monomer restorations: A comparative in vitro study

    ental materials 36 (2020) 1275–1281 1277 2.1.2. Preparation of indirect restoration specimens Three different indirect materials were tested: (1) compos-ite resin blocks Cerasmart (GC Europe, Leuven, Belgium), (2) feldspar ceramicblockVitablocsMarkII(VITAZahnfabrik,Bad Saeckingen, Germany) and (3) polymer-infiltrated-feldspathic (hybrid)

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  • Tracks | Biomaterial Conferences 2020 | March

    Dental biomaterials encompass both the natural dental tissues like enamel, cementum, dentin as well as the synthetic dental materials such as polymers, composites, ceramics, etc. They are used to repair damaged, decayed teeth. These dental biomaterials are of diverse types i.e. orthodontics, braces, implants, etc. Orthodontics is a fragment of dentistry that leads to the alignment of teeth and ...

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  • Dental Universal NanoHybrid Composite Kit By

    Denu Bond is a single-component dental adhesive designed for both direct and indirect bonding applications. To ensure the lasting connection light cured composite materials with hard tooth tissues. The adhesive system provides strong coupling and safe bordering based on chemical adhesion by restoration of anatomical tooth form.

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  • Cytotoxicity of Experimental Resin Composites on ...

    The cytotoxicity of dental composite materials has been attributed to the release of residual monomers as a result of incomplete polymerization reaction, or to the by-products of resin degradation processes (Goldberg, Reference Goldberg 2008). Well-cured resin composites are less cytotoxic than those with a lower degree of conversion.

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  • Bactericidal surfaces: An emerging 21st-century ultra ...

    2021-4-6 · Progress made by materials scientists in recent years has greatly helped the field of ultra-precision manufacturing. Ranging from healthcare to electronics components, phenomena such as twinning, dislocation nucleation, and high-pressure phase transformation have helped to exploit plasticity across a wide range of metallic and semiconductor materials.

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  • Home | DuPont

    2021-7-27 · This website, along with the content in our 2021 Global Reporting Initiative (GRI) Index PDF report and the case studies in our 2021 Sustainability Stories Hub, constitutes DuPont’s annual sustainability report. The content is organized around our nine 2030 Sustainability Goals to highlight areas of progress and management approaches.

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  • Manufacturer producer silicone resins | Europages

    Browse through 49 Manufacturer producer in the silicone resins industry on Europages, a B2B platform for finding worldwide partners.

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  • US20120237686A1 - Antimicrobial glaze and

    A cost-effective and practical antimicrobial glaze system and glazing process is disclosed herein. The antimicrobial glaze/enamel may comprise at least two layers: a base layer and a top layer. The base layer may contain a typical or normal glaze widely used in sanitary ware, having a low level of zinc oxide. The base layer glaze may be directly sprayed on the clay body surface.

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