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Hydroxyl carboxylate modified magnesium phosphate cement and preparation method thereof
The invention discloses hydroxycarboxylate modified magnesium phosphate cement and a preparation method thereof, the formula comprises: 0.01-0.06 part by weight of a retarder, 1-1.5 parts by weight of borax and 4-6 parts by weight of magnesium phosphate cement, and the formula comprises the following components in parts by weight: 0.01-0.06 part by weight of a retarder, 1-1.5 parts by weight of borax and 4-6 parts by weight of magnesium phosphate cement. The retarder is selected from any one of sodium gluconate SG, sodium tartrate SC and sodium citrate ST; the magnesium phosphate cement is prepared by mixing magnesium oxide, ammonium dihydrogen phosphate and alumina powder, and the preparation method of the hydroxycarboxylate modified magnesium phosphate cement comprises the following steps: step 1, weighing materials; step 2, grinding; step 3, dry mixing; step 4, mixing; step 5, shaping; step 6, maintenance; according to the magnesium phosphate cement provided by the invention, the magnesium phosphate cement is modified by adding the hydroxy carboxylate, and by adding different amounts of hydroxy carboxylate, the performance of the magnesium phosphate cement can be known conveniently, and meanwhile, the problems of poor workability and overhigh hydration temperature of the magnesium phosphate cement are effectively solved.
本发明公开了羟基羧酸盐改性磷酸镁水泥及其制备方法，配方包括：缓凝剂、硼砂和磷酸镁水泥，各组分的重量份数分别是：0.01‑0.06份的缓凝剂、1‑1.5份的硼砂和4‑6份的磷酸镁水泥；所述缓凝剂选用葡萄糖酸钠SG、酒石酸钠SC和柠檬酸钠ST中的任意一种；所述磷酸镁水泥由氧化镁、磷酸二氢氨和氧化铝粉混合制备而成，羟基羧酸盐改性磷酸镁水泥的制备方法，包括以下步骤：步骤一，物料称取；步骤二，研磨；步骤三，干混；步骤四，混合；步骤五，定型；步骤六，养护；该发明，通过加入有羟基羧酸盐对磷酸镁水泥进行改性处理，通过添加不同量的羟基羧酸盐，便于对磷酸镁水泥的性能进行了解，同时有效解决磷酸镁水泥存在的工作性差和水化温度过高问题。
Hydroxyl carboxylate modified magnesium phosphate cement and preparation method thereof
The invention discloses hydroxycarboxylate modified magnesium phosphate cement and a preparation method thereof, the formula comprises: 0.01-0.06 part by weight of a retarder, 1-1.5 parts by weight of borax and 4-6 parts by weight of magnesium phosphate cement, and the formula comprises the following components in parts by weight: 0.01-0.06 part by weight of a retarder, 1-1.5 parts by weight of borax and 4-6 parts by weight of magnesium phosphate cement. The retarder is selected from any one of sodium gluconate SG, sodium tartrate SC and sodium citrate ST; the magnesium phosphate cement is prepared by mixing magnesium oxide, ammonium dihydrogen phosphate and alumina powder, and the preparation method of the hydroxycarboxylate modified magnesium phosphate cement comprises the following steps: step 1, weighing materials; step 2, grinding; step 3, dry mixing; step 4, mixing; step 5, shaping; step 6, maintenance; according to the magnesium phosphate cement provided by the invention, the magnesium phosphate cement is modified by adding the hydroxy carboxylate, and by adding different amounts of hydroxy carboxylate, the performance of the magnesium phosphate cement can be known conveniently, and meanwhile, the problems of poor workability and overhigh hydration temperature of the magnesium phosphate cement are effectively solved.
本发明公开了羟基羧酸盐改性磷酸镁水泥及其制备方法，配方包括：缓凝剂、硼砂和磷酸镁水泥，各组分的重量份数分别是：0.01‑0.06份的缓凝剂、1‑1.5份的硼砂和4‑6份的磷酸镁水泥；所述缓凝剂选用葡萄糖酸钠SG、酒石酸钠SC和柠檬酸钠ST中的任意一种；所述磷酸镁水泥由氧化镁、磷酸二氢氨和氧化铝粉混合制备而成，羟基羧酸盐改性磷酸镁水泥的制备方法，包括以下步骤：步骤一，物料称取；步骤二，研磨；步骤三，干混；步骤四，混合；步骤五，定型；步骤六，养护；该发明，通过加入有羟基羧酸盐对磷酸镁水泥进行改性处理，通过添加不同量的羟基羧酸盐，便于对磷酸镁水泥的性能进行了解，同时有效解决磷酸镁水泥存在的工作性差和水化温度过高问题。
Hydroxyl carboxylate modified magnesium phosphate cement and preparation method thereof
羟基羧酸盐改性磷酸镁水泥及其制备方法
HUANG ZHOUFENG (author) / LIN HENGZHOU (author) / CHEN WEIYU (author) / YE CAIFA (author) / WU HANG (author) / ZHENG JIANHUI (author) / YANG ZHUOSHENG (author) / DING LINGFEI (author) / YE DASHENG (author)
2023-12-26
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
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