hydrochloric acid was added,the reaction mixture was refluxed for 5 h,cooled down,and recrystallized to get 1-phenylvinylphosphonic acid.
以苯乙酮(AP),三氯化磷(PT)和冰醋酸(AA)为原料,合成了1-苯乙烯基膦酸。
From experimental study, a composite collector, composed of styryl phosphonic acid (SPA)andan aliphatic alcohol was found to be an efficient and selective flotation collector for rutile.
采用苯乙烯膦酸与脂肪醇组成的复合捕收剂浮选金红石矿取得了较好效果,通过改进的Hallimond管浮选试验、吸附量测定试验、捕收剂溶液表面张力和金红石表面接触角的测量以及x射线光电子能谱测试(XPS),详细研究了复合捕收剂的协同作用机理。
The thermal stability of HMPPA is compared with the commercial product,2-carboxethyl phenylphosphinic acid(CEPPA).
合成了一种新型有机磷阻燃剂———羟甲基苯基次膦酸(HMPPA),通过红外光谱、核磁共振、及质谱等进行了结构表征,合成了HMPPA改性的阻燃共聚酯,研究了其阻燃性能,并与商品化产品———羧乙基苯基次膦酸(CEPPA)阻燃单体及其改性的阻燃共聚酯作了比较,测试表明阻燃单体HMPPA的热稳定性比CEPPA高,HMPPA阻燃共聚酯阻燃性优于CEPPA阻燃共聚,HMPPA为CEPPA的良好改进产品。
The thermal stability of HMPPA was compared with the commercial product,2-carboxethyl phenylphosphinic acid(CEPPA).
合成了一种新型有机磷阻燃剂——羟甲基苯基次膦酸(HMPPA)及HMPPA改性的阻燃共聚酯,研究了其阻燃性能,并与商品化产品——羧乙基苯基次膦酸(CEPPA)阻燃单体及其改性的阻燃共聚酯进行了对比,测试表明,阻燃单体HMPPA的热稳定性比CEPPA高,相同磷含量的HMPPA阻燃共聚酯比CEPPA阻燃共聚酯熔点高,热稳定性好,阻燃性高,HMPPA阻燃共聚酯具有良好的可纺性。
The Preparation and Application of Flame Retardant 2-Carboxyethyl (Phenyl) Phosphinic Acid;
阻燃剂2-羧乙基苯基次膦酸的合成及应用
Synthesis,Characterization and Thermal Properties of a Novel Phosphorus-Containing Copolyesters Based on 2-carboxyethyl (phenylphosphinic) Acid
新型阻燃剂-2-羧乙基苯基次膦酸及其阻燃共聚酯的制备、表征及热性能研究(英文)
SYNTHESIS AND THERMAL STABILITY OF A NOVEL PHOSPHORUS FLAME RETARDANT p-CARBOXPHENYLPHENYLPHOSPHNIC ACID
新型反应型阻燃剂对羧苯基苯基次膦酸的合成与热稳定性分析
phosphonoacetic acid
膦酰乙酸,膦羧乙酸
The Optimization of Processing Method of Cotton Fibers by 2-carboxyethyl(phenyl)phosphinic Acid;
阻燃剂2-羧乙基苯基次磷酸处理棉纤维的方法优化
2,4-dihydroxybenzene carboxylic acid
2,4-二羟基苯羧酸
phenylmethylcarbinyl acetate
乙酸苯仲乙(基)酯
Synthesis and Process Optimization of Bis(4-carboxyphenyl) Phenyl Phosphine Oxide;
双(对—羧苯基)苯基氧化膦的合成及其工艺优化
Characterization and Flame Retardancy Test of Bis(4-Carboxyphenyl) Phenyl Phosphine Oxide
双(4-羧苯基)苯基氧化膦表征及阻燃特性测试
Qualitative and Quantitative Analysis of Bis-(4-Carboxyphenyl)-phenylphosphine Oxide
双(4-羧苯基)苯基氧化膦的定性定量分析
Synthesis of bis(4-carboxyphenyl)phenyl phosphine oxide by phase-transfer catalysis and oxidation
相转移催化氧化合成双(对羧苯基)苯基氧化膦
dianthranilic acid
二羧甲基邻氨基苯甲酸
Research on Development of Aromatic Carboxylic Coordination Compounds
芳香羧酸(苯基多羧酸)配合物研究进展
Study on the Supported Catalysts of Zirconium Sulfonated Polystyryl Phosphonate-Phosphate;
负载型磺化聚苯乙烯基膦酸—磷酸氢锆催化剂的研究
An Efficient and Rapid Method of Determining the Loading Capacity of the Polymer-supported arenas;
聚苯乙烯负载二羧酸碘苯功能基的快速化学测定
Preparation of 2-p-Alkylbenzoyl-1-Carboxyethane Sulfonates as Surfactant for EOR
驱油用表面活性剂2-对烷基苯甲酰基-1-羧基乙磺酸钠研制
2,3,6-trichlorophenylacetic acid
2,3,6-三氯苯基乙酸
methyl styryl carbinyl acetate
乙酸甲基苯乙烯基原酯
CopyRight © 2020-2024 优校网[www.youxiaow.com]版权所有 All Rights Reserved. ICP备案号:浙ICP备2024058711号