Hexamethylenediamine tetra(methylene phosphonic acid) hexapotassium salt; K6HDTMP;
己二胺四甲叉膦酸六钾盐；
A simple method of preparation of phosphonic heterocyclic compounds has been found.
发现了一种简便制备邻位含吸电子取代基的膦酰基杂环化合物的方法。
The calcium tolerance of phosphonic acid is lower than polymer type scale inhibitors.
有机膦酸的钙容忍度低于聚合物防垢剂。
Solubility and stability of zinc salt in common organo phosphonic acid scale inhibitors are studied.
研究了锌盐在常用工业有机膦酸阻垢剂中的溶解性和稳定性。
The synthesizing of dimethyl methyl phosphonic acid ester with trimethyl phosphite was catalyzed by methyl alkylbenzenesulfonate.
报道了以烷基苯磺酸甲酯催化异构亚磷酸三甲酯合成甲基膦酸二甲酯。
There is little study on the selection of liquid of pre - filming after the acid wash by hydroxy ethidine phosphonic acid (HEDP).
羟基乙叉二膦酸酸洗后预膜液的选择较少有人研究，而适当的预膜钝化是防止酸洗后金属表面返锈的必要措施。
The article introduced the process improvement of thermal process phosphonic acid, such as positive pressure operation, fiber demist.
介绍正压操作、纤维除雾等热法磷酸生产改进等工艺，采用新工艺可节能降耗。
Objective To explore the effect of NMDA receptor antagonist glutamyl amino methyl phosphonic acid (GAPA) on the bilirubin neurotoxicity.
目的探讨兴奋性氨基酸受体拮抗剂磷酸甲基谷氨酰氨酸（GAPA）对胆红素神经毒性的影响。
The effect of 2 ethylhexyl phosphonic acid mono 2 ethylhexyl ester (HEHEHP) on the extraction and separation of cobalt and nickel was investigated.
研究了采用2-乙基己基膦酸2-乙基己基酯萃取剂对钴、镍的萃取性能和分离系数的影响；
In this study, N-methylene phosphonic chitosan (NPCS) was synthesized via formaldehyde addition and condensation with phosphoric acid in a step reaction.
以甲醛和磷酸为反应试剂，采用均相反应法制备出壳聚糖(CS)的磷酸化衍生物-甲基磷酸化壳聚糖(NPCS)。
This thesis introduces a method of synthesis of lignin phosphonic acid, a new product, by making use of lignin, the scrap material in the course of paper-making.
利用造纸工业副产品—木质素合成木质素膦酸新产品，并测定了它的含磷量和红外光谱。
To inhibit scale formation in oil well, a new type of solid scale inhibitor, which can be hung to oil pump in well bore, was made mainly from phosphonic type inhibitors.
研究了以膦酸盐防垢剂为主要材料的、可悬挂于抽油泵下面使用的固体防垢块。
Diethylene Triamine Penta Methylene Phosphonic Acid (DTPMP) is applied to hydration resistance treatment of anodic oxide films, which treating method is same as that of ATMP.
提出以二乙烯三胺五甲叉膦酸（DTPMP）为耐水合处理试剂，耐水合处理方法同ATMP。
Excellent intergranular corrosion resistant properties, suitable to manufacture the equipment which resist to sulphuric acids, phosphonic acids, formic acids and acetic acids.
用于抗盐酸、磷酸、甲酸、乙酸的设备，有良好的耐晶间腐蚀性。
The invention relates to a method for preparing alkyl phosphonic acid, which comprises the following steps: (1) an alkali metal reacts with phosphite ester to obtain phosphite ester;
本发明涉及一种烷烃基膦酸制备方法，包括下列步骤：（1）碱金属与亚磷 酸酯反应，得到亚磷酸酯盐；
The new water stabiliser TJ -302, a compound containing phosphonic acid, is synthetized in water phase with main materials, of maleic anhydride, acrylic acid and phosphate by one step.
以马来酸酐、丙烯酸和含磷化合物为主要原料，在水相中一步合成出含膦马-丙多元共聚物TJ-302；
Phosphorus acid is added, so as to make it phosphonated. The new oligomer has high density branched chain of phosphonic acid functional groups. This product has undergone tests such ass…
所制成的新型齐聚物具有高密度支链膦酸基官能团，该产品经过阻垢、预膜、缓蚀测定后，认为可作为水处理的阻垢缓蚀剂。
This article introduces the experimental research and application process about the formula of water treatment agent containing polyether phosphonic acid, and generalizes its characteristics.
介绍含多醚基膦酸水处理药剂配方试验研究过程 ，概括该配方的使用特点 ，说明其现场应用效果。
Since the nucleic acids contain phosphonic group, basic group, desoxyribose hydroxy and double spiral species in nucleic acids, nucleic acids form easy multicomponent complexes with metal complex.
由于核酸含磷酸基团、碱基、脱氧核糖羟基以及双螺旋结构，使金属络合物容易在这些位置发生多元络合反应。
Since the nucleic acids contain phosphonic group, basic group, desoxyribose hydroxy and double spiral species in nucleic acids, nucleic acids form easy multicomponent complexes with metal complex.
由于核酸含磷酸基团、碱基、脱氧核糖羟基以及双螺旋结构，使金属络合物容易在这些位置发生多元络合反应。
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