| 摘要 |
PROBLEM TO BE SOLVED: To obtain an impression material composition of an alginate for dentistry, having a mixture whose fluidity is not affected by the change in a kneading condition, and characteristics hardly causing hanging down, and hardly generating smell during preservation. SOLUTION: This impression material composition of the alginate consisting essentially of the alginate, a gelatinizing reactant, a gelatinizing regulator and a filler contains 0.05-20 wt.% sepiolite, and 0.01-10 wt.% one or more kinds of polysaccharides selected from carrageenan, pullulan, curdlan, xanthan gum, gellan gum, pectin, Konjak-glucomannan, xyloglucan, gum guaiac, gum arabic and Locust bean gum.
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