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Table 1 Materials used in the study

From: Effect of different surface treatments on resin-matrix CAD/CAM ceramics bonding to dentin: in vitro study

Material

Specification

Manufacturer

Batch number

Chemical composition

Lava ultimate

CAD/CAM resin-based composite

3 M ESPE, St Paul, MN, USA

N763594

Silica nanomers (20 nm), zirconia nanomers (4–11 nm), nanocluster particles derived from the nanomers (0.6–10 nm), silane coupling agent, resin matrix (Bis-GMA, Bis-EMA, UDMA, and TEGDMA)

Vita enamic

Polymer-infiltrated ceramics

VITA Zahnfabrik, Bad Säkingen, Germany

62,432

Ceramic component: SiO2 (58–63), Al2O3 (20–23), Na2O (6–11), K2O (4–6), B2O3 (0.5–2), CaO(< 1) and TiO2(< 1)

Polymer component: methacrylate polymer

Ceramic to polymer ratio; 86–14% by weight

RelyX U200

Self-adhesive

Dual cure

Resin cement

3 M, GmbH, Germany

6,690,509

Base paste: methacrylate monomers containing phosphoric acid groups, methacrylate monomers, silanated fillers, initiator components, stabilizers and rheological additives.

Catalyst paste: methacrylate monomers, alkaline (basic) fillers, silanated fillers, initiator components, stabilizers, pigments and rheological additives

Single bond universal

Universal adhesive

3 M ESPE, St Paul, MN, USA

6,743,118

10-MDP, dimethacrylate resins, HEMA, vitrebond copolymer, filler, ethanol, water, initiators and silane

Porcelain primer/bis-silane

Pre-hydrolyzed silane primer

Bisco, Schaumburg, IL, USA

2,000,004,381

Silane with methacrylate (1–10%), acetone (30–70%) and ethanol (30–70%).

Porcelain etchant

Hydrofluoric acid-etch

Bisco, Schaumburg, IL, USA

2,000,001,191

9.5% hydrofluoric acid gel

N-etch

Phosphoric acid-etch

Ivoclar vivadent AG, Schaan, Liechtenstein

Y39063

37% phosphoric acid gel

  1. Bis-GMA Bisphenol A diglycidyl dimethacrylate; Bis-EMA Ethoxylated bisphenol A dimethacrylate; UDMA Urethane dimethacrylate; TEGDMA Triethylene glycol dimethacrylate; 10-MDP 10-methacryloxydecyl dihydrogen phosphate;HEMA Hydroxyethyl methacrylate