<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>Glass-ionomer cements are a promising bonding alternative to resin composite in that they maintain the integrity of the enamel, are easier to debond and prevent enamel decalcification adjacent to the bonded bracket.</p>
<p>The purpose of the study was to compare the shear bond strength of a so-called ‘dual-cured glass-ionomer cement’ (Band-Lok) with a conventional resin composite (Right-On) in bonding orthodontic brackets to enamel. The results indicated that: (1) the resin composite had a significantly greater mean shear bond strength than Band-Lok; (2) the mean shear bond strength of Band-Lok was lower at seven days than at 60 minutes; (3) there was no significant difference between the mean shear bond strength of Band-Lok with and without light curing; (4) all the Band-Lok specimens failed at the adhesive/enamel interface; and (5) Band-Lok does not fit the definition of a glass-ionomer cement. This study did not support the use of Band-Lok as an orthodontic bracket bonding agent; further development is needed to improve its bond strength to enamel.</p>
</abstract>

Glass-ionomer cements are a promising bonding alternative to resin composite in that they maintain the integrity of the enamel, are easier to debond and prevent enamel decalcification adjacent to the bonded bracket.
The purpose of the study was to compare the shear bond strength of a so-called ‘dual-cured glass-ionomer cement’ (Band-Lok) with a conventional resin composite (Right-On) in bonding orthodontic brackets to enamel. The results indicated that: (1) the resin composite had a significantly greater mean shear bond strength than Band-Lok; (2) the mean shear bond strength of Band-Lok was lower at seven days than at 60 minutes; (3) there was no significant difference between the mean shear bond strength of Band-Lok with and without light curing; (4) all the Band-Lok specimens failed at the adhesive/enamel interface; and (5) Band-Lok does not fit the definition of a glass-ionomer cement. This study did not support the use of Band-Lok as an orthodontic bracket bonding agent; further development is needed to improve its bond strength to enamel.

Comparison of the shear bond strength of a so-called ‘dual-cured glass-ionomer cement’ and a conventional resin composite used in orthodontic bonding

Australasian Orthodontic Journal

This work is licensed under the Creative Commons Attribution 4.0 International License.

Glass-ionomer cements are a promising bonding alternative to resin composite in that they maintain the integrity of the enamel, are easier to debond and...

Comparison of the shear bond strength of a so-called ‘dual-cured glass-ionomer cement’ and a conventional resin composite used in orthodontic bonding

Published Online: Jan 16, 2024

Page range: 23 - 29

Received: Apr 01, 1996

Accepted: Sep 01, 1996

DOI: https://doi.org/10.2478/aoj-1997-0012

Keywords
glass-ionomer cement, shear bond strength, orthodontic bonding

© 1997 Penvadee Phijaisanit et al., published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Comparison of the shear bond strength of a so-called ‘dual-cured glass-ionomer cement’ and a conventional resin composite used in orthodontic bonding

Published Online: Jan 16, 2024

Page range: 23 - 29

Received: Apr 01, 1996

Accepted: Sep 01, 1996

DOI: https://doi.org/10.2478/aoj-1997-0012

Keywordsglass-ionomer cement, shear bond strength, orthodontic bonding

© 1997 Penvadee Phijaisanit et al., published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Keywords
glass-ionomer cement, shear bond strength, orthodontic bonding