亚磷酸酯

  • 网络phosphite
亚磷酸酯亚磷酸酯
  1. 金鸡纳生物碱衍生的亚磷酸酯配体的合成及其催化性能研究

    The Synthesis of Novel Cinchona Alkaloids-derived Phosphite Ligands and Their Application in Asymmetric Catalytic Reaction

  2. 亚磷酸酯高温缓蚀剂性能研究抑制环烷酸腐蚀的几种高温缓蚀剂

    Study on Phosphite 's Inhibiting Property under High Temperature Evaluation of Corrosion Inhibitors Used in High-Temperature Naphthenic Acid Environment

  3. FTIR跟踪研究不饱和氯代阻燃聚醚多元醇与亚磷酸酯阻燃剂的反应

    Studies on the Reactions of Unsaturated Chloride Polyether Polyol with Trimethyl Phosphite by FTIR

  4. 实验结果表明:复合钙锌稳定剂、环氧大豆油、TPP(亚磷酸酯)对硫醇锑具有较好的协同增效作用。

    Results indicated that S-501 , ESBO and TPP had synergetic reinforcing effect on ST-103 .

  5. 亚磷酸酯抗氧剂TNP的合成及评价

    The synthesis and evaluation of phosphite antioxidant TNP

  6. 稀土金属间化合物的催化性能&CO及不饱和气相烃在LaNi5上的加氢聚醚型亚磷酸酯及其在高碳烯烃氢甲酰化反应中的应用

    CATALYTIC PROPERTIES OF RARE EARTH INTERMETALLIC COMPOUNDS & HYDROGENATION OF CO AND UNSATURATED GASEOUS ALIPHATIC HYDROCARBONS ON LaNi_5 Polyether-phosphites for hydroformylation of higher olefins

  7. 二烷基三甲硅基亚磷酸酯的合成方法以双羟化合物为起始原料经硅醚化、选择性氧化、WittigHorner反应、水解及立体还原得到3(S)烯醇化合物。

    Methods The 3 ( S ) - enol compound was prepared from diols-lactone compound by the trimethylsilyl etherification , selective oxidation , Wittig-Horner reaction , hydrolysis and stereospecific reduction .

  8. N-磷酰酪氨酸的合成及二烷基亚磷酸酯与酪氨酸反应性研究

    Synthesis of N-Phosphotyrosine and the Reactivity of Dialkyl Phosphites with Tyrosine

  9. 叠氮亚磷酸酯及叠氮磷酰胺的合成

    Synthesis of Phosphite Ester and Phosphoramide Containing Azido Groups

  10. 亚磷酸酯在聚乳酸中的应用研究进展

    Research Progress in the Application of Phosphite in PLA

  11. 三(2,4,6-三溴苯酚)亚磷酸酯的合成及其应用

    The Synthesis of Tri ( 2,4,6 - tri bromophenyl ) Phosphite and Its Application

  12. 硫代亚磷酸酯的固液相转移催化磷-烷基化方法

    Phase Transfer Catalytic P Alkylation of Dialkyl thiophosphite

  13. 以苯甲醇和三氯化磷为原料,在吡啶存在下合成了二苄基亚磷酸酯。

    Dibenzyl phosphite was synthesized by benzyl alcohol and trichlorophosphorous in the presence of pyridine .

  14. 结果证明:用牛二胺生产的硫磷酸酯磷酸复酯牛二胺盐和亚磷酸酯牛二胺盐,具有有效组分高、极压抗磨性能好的特点。

    The results indicate that these products have the characteristics of more effective constituent and better EP & AW properties .

  15. 介绍了抗氧剂二硬脂酰季戊四醇二亚磷酸酯在国内外的应用情况,发展前景及应用特点。

    The application prospects and properties of antioxidant distearyl pentaerythritol diphosphite at home and abroad were introduced in this paper .

  16. 手性亚磷酸酯-膦配体的合成、与铑(Ⅰ)的配位性能及催化反应研究

    Synthesis of A Chiral Phosphite - Phosphine Ligand , Its Coordination Behavior with Rhodium (ⅰ) Cation and the Application in Catalytic Reaction

  17. 本文研究了一种新型的细粒锡石捕收剂&烷基亚磷酸酯对锡石的捕收性能和在锡石表面的吸附机理。

    The collecting performances and adsorption mechanism of a new kind of the fine cassiterite collectors & alkylphosphorous ester were studied in this paper .

  18. 与硫醚类、亚磷酸酯类等抗氧剂并用有显著协同效应,与紫外线吸收剂并用可进一步提高操作制品的耐侯性。

    It has wonderful synergistic effect when blended with sulfide or phosphate antioxidants , and the weather aging resistance can be improved further when blended with ultraviolet absorbent .

  19. 试验说明化学活性很高的酸性亚磷酸酯有很好的极压抗磨性,但热氧化安定性、抗腐蚀性、防锈性不好;

    The test showed that , the acid phosphite with high chemical activity has excellent extreme-pressure anti-wear property but heat oxidation stability , anti-corrosion and anti-rust properties are poor ;

  20. 以壬基酚和三氯化磷为原料,芳烃为溶剂,采用直接酯化法,可制备三壬基苯基亚磷酸酯。

    Antioxidant tris ( nonyl phenyl ) phosphate was prepared with nonyl phenol and phosphorus trichloride as raw materials , arene as solvent and by using directive esterification method .

  21. 系统研究了各种抗氧剂及一些抗氧剂复合配方体系对聚酰胺热熔胶热氧化的稳定作用,所用抗氧剂包括受阻酚、芳香胺、铜盐、亚磷酸酯等。

    Stabilization of polyamide hot melt adhesives ( PAHMA ) to thermo-oxidizing by using various antioxidants , which were hindered phenols , acryl amines , cupric salts and phosphite esters etc.

  22. 综述了亚磷酸酯抗氧剂的结构、性能、合成方法、国内外生产与需求、研究进展及在塑料加工中的使用效果。

    The structure , property , synthesize method , production and market at home and abroad , technological progress and their application in plastics processing of phosphite antioxidants were reviewed .

  23. 通过正交优化试验,考察了温度、时间和物料配比对二正丙基亚磷酸酯的合成收率的影响。

    Based on orthogonal test , the factors influencing the synthesis of di-n-propyl phosphite , such as reaction temperature , reaction time and molar ratio of reactant , were investigated .

  24. 简述了亚磷酸酯抗氧剂的结构、性能、制备方法、开发进展及在塑料加工中的使用效果、国内外需求状况,介绍了亚磷酸酯复合抗氧剂及其主要衍生产品的市场前景,并提出开发建议。

    Structure , property , preparation , research development of phosphite antioxidants and their application in plastic process and consumption in domestic and international were introduced , and the market prospect for compound phosphite antioxidants were described .

  25. 通过分析这些手性催化剂的空间结构、基团分布与反应的催化活性、区域选择性和对映选择性之间的关系,总结了发展成功的手性亚磷酸酯配体的经验规律。

    Based on the rational examination of the relationship of the spatial structure , distribution of the functional groups of catalysts with the catalytic activity , regioselectivity and enantioselectivity , a general rule was suggested for the development of better chiral phosphite ligands .

  26. 本文以季戊四醇、亚磷酸三乙酯和十八醇为原料,在实验室合成了二硬酯基季戊四醇二亚磷酸酯。

    A phosphorus-containing triazine oligomer was synthesized from triethyl phosphite , cyanuric chloride , pentaerythritol and morpholine through three steps .