Flexural strength and hardness of reline and denture base acrylic resins after different exposure times of microwave disinfection

Quintessence International

Volumn 39, Issue 10, 2008, Pages 833-840

  Ribeiro, Daniela Garcia ^a   Pavarina, Ana Cláudia ^a   Machado, Ana Lucia ^a   Giampaolo, Eunice Teresinha ^a   Vergani, Carlos Eduardo ^a  

^a SÃO PAULO STATE UNIVERSITY UNESP   (Brazil)

Author keywords

Acrylic resins; Cross infection; Disinfection; Flexural strength; Hardness; Microwave

Indexed keywords

ACRYLIC ACID RESIN;

ARTICLE; COMPARATIVE STUDY; DENTAL CARE; DENTURE; DISINFECTION; HARDNESS; INFECTION CONTROL; MATERIALS TESTING; METHODOLOGY; MICROWAVE RADIATION; PLIABILITY; RADIATION EXPOSURE; RANDOMIZATION; TIME;

ACRYLIC RESINS; DENTAL STRESS ANALYSIS; DENTURE BASES; DENTURE LINERS; DISINFECTION; HARDNESS; INFECTION CONTROL, DENTAL; MATERIALS TESTING; MICROWAVES; PLIABILITY; RANDOM ALLOCATION; TIME FACTORS;

EID: 54449094716     PISSN: 00336572     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (30)

1. Powell GL, Runnells RD, Saxon BA, Whisenant BK. The presence and identification of organisms transmitted to dental laboratories. J Prosthet Dent 1990; 64:235-237.
2. Clifford TJ, Burnett, CA. The practice of consultants in restorative dentistry (UK) in routine infection control for impressions and laboratory work. Eur J Prosthodont Restor Dent 1995;3:175-177.
3. Banting DW, Hill SA. Microwave disinfection of dentures for the treatment of oral candidiasis. Spec Care Dentist 2001;21:4-8.
4. Webb BC, Thomas CJ, Harty DW, Willcox MD. Effectiveness of two methods of denture sterilization. J Oral Rehabil 1998;25:416-423.
5. Silva MM, Vergani CE, Giampaolo ET, Neppelenbroek KH, Spolidorio DM, Machado AL. Effectiveness of microwave irradiation on the disinfection of complete dentures. Int J Prosthodont 2006;19:288-293.
6. Gonçalves AR, Machado AL, Giampaolo ET, Pavarina AC, Vergani CE. Linear dimensional changes of denture base and hard chair-side reline resins after disinfection. J Appl Polymer Sci 2006;102:1821-1825.
7. Pavarina AC, Neppelenbroek KH, Guinesi AS, Vergani CE, Machado AL, Giampaolo ET. Effect of microwave disinfection on the flexural strength of hard chairside reline resins. J Dent 2005;33:741-748.
8. Campanha NH, Pavarina AC, Vergani CE, Machado AL. Effect of microwave sterilization and water storage on the Vickers hardness of acrylic resin denture teeth. J Prosthet Dent 2005;93:483-487.
9. Neppelenbroek KH, Pavarina AC, Spolidorio DM, Vergani CE, Mima EG, Machado AL. Effectiveness of microwave sterilization on three hard chairside reline resins. Int J Prosthodont 2003;16:616-620.
10. Braden M. The absorption of water by acrylic resins and other materials. J Prosthet Dent 1964;14:307-316.
11. Dogan A, Bek B, Cevik NN, Usanmaz A. The effect of preparation conditions of acrylic denture base materials on the level of residual monomer, mechanical properties, and water absorption. J Dent 1995;23:313-318.
12. Takahashi Y, Chai J, Kawaguchi M. Equilibrium strengths of denture polymers subjected to long-term water immersion. Int J Prosthodont 1999;12: 348-352.
13. Vallittu PK, Miettinen V, Alakuijala P. Residual monomer content and its release into water from denture base materials. Dent Mater 1995;11:338-342.
14. Arima T, Murata H, Hamada T. Properties of highly cross-linked autopolimerizing reline acrylic resin. J Prosthet Dent 1995;73:55-59.
15. Dixon DL, Breeding LC, Faler TA. Microwave disinfection of denture base materials colonized with Candida albicans. J Prosthet Dent 1999;81:207-214.
16. Mima EG, Pavarina AC, Neppelenbroek KH, Vergani CE, Spolidorio DM, Machado AL. Effect of different exposure times of microwave irradiation on the disinfection of a hard chairside reline resin. J Prosthodont 2008;17:312-317.
17. Cucci AL, Vergani CE, Giampaolo ET, Afonso MC. Water sorption, solubility, and bond strength of two autopolymerizing acrylic resins and one heat-polymerizing acrylic resin. J Prosthet Dent 1998;80: 434-438.
18. The International Standards Organization website, ISO 1567 for denture base polymers. Available at: http://www.iso.ch/iso/en/prods-services/ISOstore/ store.html. Accessed 30 November 2005.
19. Thomas CJ, Webb BC. Microwaving of acrylic resin dentures. Eur J Prosthodont Restor Dent 1995;3: 179-182.
20. Low IM. Effects of load and time on the hardness of a viscoelastic polymer. Mater Res Bull 1998;33: 1753-1758.
21. Polyzois GL, Zissis AJ, Yannikakis SA. The effect of glutaraldehyde and microwave disinfection on some properties of acrylic denture resin. Int J Prosthodont 1995;8:150-154.
22. Kawano F, Ohguri T, Ichikawa T, Mizuno I, Hasegawa A. Shock absorbability and hardness of commercially available denture teeth. Int J Prosthodont 2002;15: 243-247.
23. Vergani CE, Seo RS, Pavarina AC, Dos Santos Nunes Reis JM. Flexural strength of autopolymerizing denture reline resins with microwave postpolymerization treatment. J Prosthet Dent 2005;93:577-583.
24. Urban VM, Machado AL, Oliveira RV, Vergani CE, Pavarina AC, Cass QB. Residual monomer of reline acrylic resins: Effect of water-bath and microwave post-polymerization treatments. Dent Mater 2007; 23:363-368.
25. De Clerck JP. Microwave polymerization of acrylic resins used in dental prothesis. J Prosthet Dent 1987;57:650-658.
26. Lamb DJ, Ellis B, Priestley D. The effects of process variables on levels of residual monomer in auto-polymerizing dental acrylic resin. J Dent 1983;11: 80-88.
27. Blagojevic V, Murphy VM. Microwave polymerization of denture base materials. A comparative study. J Oral Rehabil 1999;26:804-808.
28. Azzarri MJ, Cortizo MS, Alessandrini JL. Effect of the curing conditions on the properties of an acrylic denture base resin microwave-polymerised. J Dent 2003;31:463-468.
29. Ruyter IE, Øysaed H. Conversion in denture base polymers. J Biomed Mater Res 1982;16:741-754.
30. Ogle RE, David LJ, Ortman HR. Clinical wear study of a new tooth material: Part II. J Prosthet Dent 1985; 54:67-75.