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Dental remedy for vital pulp covering and root canal filling, and preparation method therefor
Dental remedy for vital pulp covering and root canal filling, and preparation method therefor
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机译:用于重要牙髓覆盖和根管充填的牙科药物及其制备方法
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摘要
An improved dental remedy used for vital pulp covering and root canal filling, and the preparation method therefor, in which the remedy is free from discoloration, excellent in disinfecting effect and adequate in the length of pot life before curing. The preparation method comprises the steps of: reacting formaldehyde or its polymer with phenol compounds and an alcohol-soluble vegetable oil or the interesterification product of a vegetable oil and a polyhydric alcohol; then stopping the reaction; leaving the reaction product standing still to cool; collecting oily material that has settled; rinsing and drying the oily material; and kneading the dried oily material with calcium oxide powder with or without X-ray contrast medium.
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