Browsing by Author "Bolayir, Giray"
Now showing items 1-20 of 21
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Bond strength of a silicone soft lining material to poly(methyl methacrylate) resin treated with maleic anhydride and its terpolymers
Turgut, Mehmet; Bolayir, Giray; Dogan, Orhan Murat; Keskin, Selda; Dogan, Arife; Boztug, Ali (TAYLOR & FRANCIS LTD, 2007)This study investigated the effectiveness of surface treatment of Poly (methyl methacrylate) (PMMA) denture base resin on tensile bond strength between PMMA/silicone-based soft liner. A total of 25 specimens were fabricated ... -
Effect of bleaching on color change and refractive index of dental composite resins
Hubbezoglu, Ihsan; Akaoglu, Baris; Dogan, Arife; Keskin, Selda; Bolayir, Giray; Ozcelik, Suleyman; Dogan, Orhan Murat (JAPANESE SOC DENTAL MATERIALS DEVICES, 2008)This study investigated the effects of three bleaching agents (Whiteness Perfect, Whiteness Super, and Whiteness HP) on the color change and refractive index of three dental composites (Admira, Durafill VS, and Gradia ... -
Effect of Bleaching on Roughness of Dental Composite Resins
Dogan, Arife; Ozcelik, Suleyman; Dogan, Orhan Murat; Hubbezoglu, Ihsan; Cakmak, Mehmet; Bolayir, Giray (TAYLOR & FRANCIS LTD, 2008)This study investigated the effect of three bleaching agents (Whiteness Perfect, Whiteness Super, Whiteness HP) on roughness of three dental resin composites (Admira, Durafill VS, Gradia Direct). Twenty disk-shaped standard ... -
The effect of Esthetic fibers on impact resistance of a conventional heat-cured denture base resin
Dogan, Orhan Murat; Bolayir, Giray; Keskin, Selda; Dogan, Arife; Bek, Bulent; Boztug, Ali (JAPANESE SOC DENTAL MATERIALS DEVICES, 2007)This study was conducted to observe the changes in impact resistance of a denture base resin reinforced with five types of fiber. E-glass, polyester, rayon, nylon 6, and nylon 6/6 fibers were cut into 2, 4, and 6 mm lengths ... -
Effect of Maleic Anhydride Pretreatment on Tensile Bond Strength of a Silicone Soft Liner to a Denture Base Polymer
Demir, Hakan; Soygun, Koray; Dogan, Arife; Keskin, Selda; Dogan, Orhan Murat; Bolayir, Giray (QUINTESSENCE PUBLISHING CO INC, 2011)Purpose: To determine the effect of resin surface treatment with dissolved maleic anhydride in butanone added into primer on the tensile bond strength between an acrylic denture base resin and a silicone soft liner. Materials ... -
The Effect of Surface Treatments on Tensile Bond Strength between a Silicone Soft Liner and a Heat-Cured Denture Base Resin
Soygun, Koray; Bolayir, Giray; Dogan, Arife; Demir, Hakan; Dogan, Orhan Murat; Keskin, Selda (TAYLOR & FRANCIS LTD, 2011)This study evaluated tensile bond strength of a denture soft lining material to a poly (methylmethacrylate) (PMMA) denture base resin subjected to different surface treatment modalities and thermocycling. The materials ... -
Effects of Different Denture Cleansers on the Tensile Bond Strength of Denture Liners
Demir, Hakan; Soygun, Koray; Bolayir, Giray; Dogan, Arife; Keskin, Selda; Dogan, Orhan Murat (TAYLOR & FRANCIS LTD, 2009)The effect of two denture cleansers (Polident (R) and Protefix (R)) on the tensile bond strength between four soft liner materials (Molloplast B (R), Permaflex (R), Sofreliner Tough Medium (R), and GC Reline Soft (R)) and ... -
Effects of Light Curing Modes and Resin Composites on Temperature Rise under Human Dentin: An in vitro Study
Hubbezoglu, Ihsan; Dogan, Arife; Dogan, Orhan Murat; Bolayir, Giray; Bek, Bulent (JAPANESE SOC DENTAL MATERIALS DEVICES, 2008)The influence of three curing modes of a high-powered LED curing unit on temperature rise under 2-mm-thick dentin was investigated during the polymerization of resin composite samples of Admira, Filtek P60. Premise, Tetric ... -
The effects of maleic anhydride terpolymer and its ester derivatives on tensile bond strength between the acrylic resin and resilient lining material
Dogan, O. Murat; Bolayir, Giray; Boztug, Ali; Turgut, Mehmet; Zengin, H. Bayram (JOHN WILEY & SONS INC, 2007)The present study investigated the effects on the bonding between the denture base acrylic resin and the soft silicon based lining material of maleic anhydridestyrene-vinyl acetate (MA-St-VA) terpolymer and some of its ... -
The effects of some methacrylate monomers used as liquid component on tensile and flexural strengths of a poly (methyl methacrylate) denture base resin
Do'an, Orhan Murat; Bolayir, Giray; Keskin, Selda; Boztug, Ali; Do'an, Arife; Bek, Buelent (MATRICE TECHNOLOGY LIMITED, 2006)This study was conducted to observe the effect of different monomers on tensile and flexural strengths of poly (methyl methacrylate) (PMMA) denture base resin when they were used as a liquid component. A conventional ... -
Effects of the Different Methacrylate Monomers on Bond Strength Between Soft Liner and Acrylic Resin
Bolayir, Giray; Soygun, Koray; Simsek, Selcuk; Yilmaz, Ersen; Dogan, Arife; Boztug, Ali; Dogan, Orhan Murat (ASIAN JOURNAL OF CHEMISTRY, 2013)In the present study, tensile bond strength between on acrylic resin and a soft liner, molloplast B, was studied. To enhance the bonding capacity between these materials, acrylic resin surface was modified using ethyl ... -
Evaluation of laser treatment on reline-base composites
Bolayir, Giray; Turgut, Mehmet; Hubbezoglu, Ihsan; Dogan, Orhan Murat; Keskin, Selda; Dogan, Arife; Bek, Buelent (TAYLOR & FRANCIS LTD, 2007)The effects of different laser treatments on some mechanical properties of acrylic resin and soft liner were investigated. A total of 60 test specimens were fabricated according to test requirements. The specimens were ... -
The evaluation of some flexural properties of a denture base resin reinforced with various aesthetic fibers
Dogan, Orhan Murat; Bolayir, Giray; Keskin, Selda; Dogan, Arife; Bek, Buelent (SPRINGER, 2008)This study was performed to determine whether some flexural properties of a denture base resin material could be improved through reinforcement with five types of aesthetic fibers at 3% concentration by weight and in 2, ... -
Flexural and bonding properties of a denture base polymer treated with nitric acid or ultraviolet radiation before relining with Molloplast-b
Dogan, Orhan Murat; Keskin, Selda; Bolayir, Giray; Usanmaz, Ali; Bek, Buelent (TAYLOR & FRANCIS LTD, 2007)This study investigated adhesive forces and flexural strength of acrylic resin denture base relined with Molloplast-B soft lining material. To increase bonding between the two materials, the surface of the resin was modified ... -
Investigation of Mechanical and Structural Properties of Blend Lignin-PMMA
Soygun, Koray; Simsek, Selcuk; Yilmaz, Ersen; Bolayir, Giray (HINDAWI PUBLISHING CORPORATION, 2013)This in vitro study investigated the mechanical and structural characteristics of lignin-added PMMA resin composites at concentrations of 1, 3, and 5% by weight. Four sample groups were formed. For the transverse strength ... -
Investigations on the effects of mouthrinses on the colour stability and surface roughness of different dental bioceramics
Soygun, Koray; Varol, Osman; Ozer, Ali; Bolayir, Giray (KOREAN ACAD PROSTHODONTICS, 2017)PURPOSE. In this study, three bioceramic materials, [IPS Empress CAD (Ivoclar), IPS e.max CAD (Ivoclar), and Lava Ultimate CAD (3M ESPE)] were treated with three commercial mouthrinses [Listerine, Tantum Verde, and Klorhex]; ... -
Mechanical and thermal properties of polyamide versus reinforced PMMA denture base materials
Soygun, Koray; Bolayir, Giray; Boztug, Ali (KOREAN ACAD PROSTHODONTICS, 2013)PURPOSE. This in vitro study intended to investigate the mechanical and thermal characteristics of Valplast, and of polymethyl methacrylate denture base resin in which different esthetic fibers (E-glass, nylon 6 or nylon ... -
Microhardness evaluation of resin composites polymerized by three different light sources
Hubbezoglu, Ihsan; Bolayir, Giray; Dogan, Orhan Murat; Dogan, Arife; Ozer, Ali; Bek, Buelent (JAPANESE SOC DENTAL MATERIALS DEVICES, 2007)This study examined the surface microhardness of four kinds of resin composites with different fillers and resin matrices. Ten specimens of 2 mm thickness and 4 mm diameter of each resin composite were polymerized using a ... -
Peel Bond Strength of Two Silicone Soft Liners to a Heat-cured Denture Base Resin
Demir, Hakan; Dogan, Arife; Dogan, Orhan Murat; Keskin, Selda; Bolayir, Giray; Soygun, Koray (QUINTESSENCE PUBLISHING CO INC, 2011)Purpose: This study investigated the peel strength of two different soft liners to a polymethylmethacrylate (PMMA) denture base resin before and after thermocycling. Materials and Methods: The silicone-based soft liner ... -
The surface and phase analysis studies on dental bioceramics subjected to different mouthrinse solutions
Ozer, Ali; Soygun, Koray; Bolayir, Giray (SPRINGER, 2018)In this study, three bioceramic materials, [IPS Empress (R) CAD (Ivoclar), IPS e.max (R) CAD (Ivoclar), and Lava Ultimate (R) CAD (3 M ESPE)] were treated with three commercial mouthrinses [Listerine, Tantum Verde and ...
