Light exposure required for optimum conversion of light activated resin systems

Dental Materials

Volumn 22, Issue 12, 2006, Pages 1135-1142

  Nomoto, Rie ^a   Asada, Masayuki ^b   McCabe, John F ^c   Hirano, Susumu ^a  

^a TSURUMI UNIVERSITY   (Japan)

^b Kuraray Medical Inc   (Japan)

^c NEWCASTLE UNIVERSITY   (United Kingdom)

Author keywords

Degree of conversion; Depth of cure; FT IR; Irradiance; Light curing unit

Indexed keywords

CHEMICAL BONDS; COMPOSITE MATERIALS; CURING; LIGHT EMITTING DIODES; REGRESSION ANALYSIS;

DEGREE OF CONVERSION; DEPTH OF CURE; IRRADIANCE; LIGHT-CURING UNITS;

RESINS;

CLEARFIL AP X; CLEARFIL AP-X; FILTEK Z250; METHACRYLIC ACID DERIVATIVE; RESIN; RESIN CEMENT; SILICON DIOXIDE; Z100 COMPOSITE RESIN; ZIRCONIUM;

ARTICLE; COMPARATIVE STUDY; DENTAL EQUIPMENT; INFRARED SPECTROSCOPY; LIGHT; PHASE TRANSITION; RADIATION EXPOSURE; REGRESSION ANALYSIS; SEMICONDUCTOR; TIME;

COMPOSITE RESINS; DENTAL EQUIPMENT; LIGHT; METHACRYLATES; PHASE TRANSITION; REGRESSION ANALYSIS; RESIN CEMENTS; SEMICONDUCTORS; SILICON DIOXIDE; SPECTROSCOPY, FOURIER TRANSFORM INFRARED; TIME FACTORS; ZIRCONIUM;

EID: 33750529309     PISSN: 01095641     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.dental.2005.10.011     Document Type: Article

References (23)

1. Cook W.D. Factors affecting the depth of cure of UV-polymerized composites. J Dent Mater 59 5 (1980) 800-808
2. Ruyter I.E., and Øysæd H. Conversion in different depths of ultraviolet and visible light activated composite materials. Acta Odontol Scand 40 (1982) 179-192
3. Tirtha R., Fan P.L., Dennison J.B., and Powers J.M. Invitro depth of cure of photoactivated composites. J Dent Res 61 10 (1982) 1184-1187
4. Cook W.D. Curing efficiency and ocular hazards of dental photopolymerization sources. Biomaterials 7 (1986) 449-454
5. Eliades G.C., Vougiouklakis G.J., and Caputo A.A. Degree of double bond conversion in light-cured composites. Dent Mater 3 (1987) 19-25
6. McCabe J.F., and Carrick T.E. Output from visible-light activation units and depth of cure of light-activated composites. J Dent Res 68 11 (1989) 1534-1539
7. Nomoto R., Harashima I., and Hirasawa T. The distribution of degree of conversion in light-curd composite resins. Shika Zairyo Kikai 10 1 (1991) 161-170
8. Nomoto R., Uchida K., and Hirasawa T. Effect of light intensity on polymerization of light-cured composite resins. Dent Mater J 13 2 (1994) 198-205
9. Nomoto R., and Hirasawa T. Residual monomer and pendant methacryoloyl group in light-cured composite resins. Dent Mater J 11 2 (1992) 177-188
10. Gilbert A.D., Lloyd C.H., and Scrimgeour S.N. The effect of a light-cured periodontal dressing material on HeLa cells and fibroblasts in vitro. J Periodontol 65 4 (1994) 324-329
11. Yoshii E. Cytotoxic effects of acrylates and methacrylates: relationships of monomer structures and cytotoxicity. J Biomed Mater Res 37 (1997) 517-524
12. Issa Y., Watts D.C., Brunton P.A., Waters C.M., and Duxbury A.J. Resin composite monomers alter MTT and LDH activity of human gingival fibroblasts in vitro. Dent Mater 20 1 (2004) 12-20
13. Ruyter I.E., and Gyorosi P.-P. An infrared spectroscopic study of sealants. Scand J Dent Res 84 (1976) 396-400
14. Ruyter I.E., and Svedsen S.A. Remaining methacrylate groups in composite restorative materials. Acta Odontol Scand 40 (1978) 359-376
15. Asmussen E. Restorative resins: hardness and strength vs. quantity of remaining double bonds. Scand J Dent Res 90 (1982) 484-489
16. Ruyter I.E., and Øysæd H. Compressive creep of light cured resin based restorative materials. Acta Odontol Scand 40 (1982) 319-324
17. Ferracane J.L. Correlation between hardness and degree of conversion during the setting reaction of unfilled dental restorative resins. Dent Mater 1 1 (1985) 11-14
18. Ferracane J.L., and Greener E.H. The effect of resin formulation on the degree of conversion and mechanical properties of dental restorative resins. J Biomed Mater Res 20 (1986) 121-131
19. Rueggeberg F.A., and Craig R.G. Correlation of parameters used to estimate monomer conversion in a light-cured composite. J Dent Res 67 6 (1988) 932-937
20. Ferracane J.L., Moser J.B., and Greener E.H. Ultraviolet light-induced yellowing of dental restorative resins. J Prosthet Dent 54 (1985) 483-487
21. International Organization for Standardization. ISO TS 10650 dental equipment-powered polymerization activators, Geneva, Switzerland, 1999.
22. International Organization for Standardization. ISO 4049 dentistry-polymer-based filling, restorative and luting materials, Geneva, Switzerland, 1998.
23. Nomoto R., McCabe J.F., and Hirano S. Effect of aperture size on irradiance of LED curing units. Dent Mater 12 7 (2004) 687-692