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정동균,김관식,이용근,김철위 大韓齒科器材學會 1990 대한치과재료학회지 Vol.17 No.1
The purpose of this was to measure the temperature rise during gelation of representative seventeen commercially avaliable dental alginate impression materials(AL AG AA CC CA CAC JT KG KA PF PG SP TF TN XT ZG) and four elastomeric impression materials(PL OF DE PV) used in Korea. These tests were performed with a thermistor using physiograph (MKIV, Narco Biosystem). The peak temperature of the exothermic reactions of elastomeric impression materials were recorded as the mean of five measurements for each specimens. From the experiments, the following conclusions can be drawn: 1. It is obvious that the peak temperature rise of alginate impression materials was attained between 0.1±0.1℃ and 1.8±0.1℃ respectively. 2. The results indicate that the peak temperature of the exothermic reactions of silicone impression materials was less than that of polysulfide impression materials. 3. The results show that the time to reach maximum temperature of polysulfide impression materials was more lately than that of others.