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Magnesium fluoride-based composite neutron moderation material and preparation method thereof
The invention discloses a magnesium fluoride-based composite neutron moderation material and a preparation method thereof. The magnesium fluoride-based composite neutron moderation material is prepared from the following components in parts by weight through hot pressed sintering: 97.5-99.5 parts of magnesium fluoride and 0.5-2 parts of lithium fluoride, or magnesium fluoride, calcium fluoride, aluminum powder and lithium fluoride, and the mass ratio of the magnesium fluoride to the sum of the calcium fluoride, the aluminum powder and the lithium fluoride is (50-80): (20-50); the mass ratio of the calcium fluoride to the aluminum powder to the lithium fluoride is (30-35): (64-69): 1; or magnesium fluoride, aluminum fluoride, aluminum powder and lithium fluoride, and the mass ratio of the magnesium fluoride to the sum of the aluminum fluoride, the aluminum powder and the lithium fluoride is (50-80): (20-50); the mass ratio of the aluminum fluoride to the aluminum powder to the lithium fluoride is (30-35): (64-69): 1; or 60-90 parts of magnesium fluoride and 5-40 parts of calcium fluoride; or 60-90 parts of magnesium fluoride and 5-40 parts of aluminum fluoride.
本发明公开了一种氟化镁基复合中子慢化材料及其制备方法，由以下组分经热压烧结制备而成：97.5‑99.5份氟化镁，0.5‑2份氟化锂；或，氟化镁、氟化钙、铝粉和氟化锂，其中，氟化镁与氟化钙、铝粉和氟化锂的三者质量和之比为：50‑80:20‑50；氟化钙、铝粉和氟化锂的质量比为30‑35:64‑69:1；或，氟化镁、氟化铝、铝粉和氟化锂，其中，氟化镁与氟化铝、铝粉和氟化锂的三者质量和之比为：50‑80:20‑50；氟化铝、铝粉和氟化锂的质量比为30‑35:64‑69:1；或，60‑90份氟化镁，5‑40份氟化钙；或，60‑90份氟化镁，5‑40份氟化铝。
Magnesium fluoride-based composite neutron moderation material and preparation method thereof
The invention discloses a magnesium fluoride-based composite neutron moderation material and a preparation method thereof. The magnesium fluoride-based composite neutron moderation material is prepared from the following components in parts by weight through hot pressed sintering: 97.5-99.5 parts of magnesium fluoride and 0.5-2 parts of lithium fluoride, or magnesium fluoride, calcium fluoride, aluminum powder and lithium fluoride, and the mass ratio of the magnesium fluoride to the sum of the calcium fluoride, the aluminum powder and the lithium fluoride is (50-80): (20-50); the mass ratio of the calcium fluoride to the aluminum powder to the lithium fluoride is (30-35): (64-69): 1; or magnesium fluoride, aluminum fluoride, aluminum powder and lithium fluoride, and the mass ratio of the magnesium fluoride to the sum of the aluminum fluoride, the aluminum powder and the lithium fluoride is (50-80): (20-50); the mass ratio of the aluminum fluoride to the aluminum powder to the lithium fluoride is (30-35): (64-69): 1; or 60-90 parts of magnesium fluoride and 5-40 parts of calcium fluoride; or 60-90 parts of magnesium fluoride and 5-40 parts of aluminum fluoride.
本发明公开了一种氟化镁基复合中子慢化材料及其制备方法，由以下组分经热压烧结制备而成：97.5‑99.5份氟化镁，0.5‑2份氟化锂；或，氟化镁、氟化钙、铝粉和氟化锂，其中，氟化镁与氟化钙、铝粉和氟化锂的三者质量和之比为：50‑80:20‑50；氟化钙、铝粉和氟化锂的质量比为30‑35:64‑69:1；或，氟化镁、氟化铝、铝粉和氟化锂，其中，氟化镁与氟化铝、铝粉和氟化锂的三者质量和之比为：50‑80:20‑50；氟化铝、铝粉和氟化锂的质量比为30‑35:64‑69:1；或，60‑90份氟化镁，5‑40份氟化钙；或，60‑90份氟化镁，5‑40份氟化铝。
Magnesium fluoride-based composite neutron moderation material and preparation method thereof
氟化镁基复合中子慢化材料及其制备方法
ZHAO YUJUN (author) / ZHANG ZHENHAO (author) / SUN HAIBIN (author) / GUO XUE (author) / GAO PENG (author) / XU WEI (author) / LYU YUANTAO (author) / ZHANG YUJUN (author)
2023-07-04
Patent
Electronic Resource
Chinese
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