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- The effects of finishes on the quality of PA6 tyre cord were studied.Polyether with relative molecular weight of 5 000 and aliphatic dibasic acid ester were used as lubricants. 探讨了油剂对锦纶6帘子线质量的影响,确定了平滑剂为相对分子质量5000的聚醚及脂肪酸双酯。
- saturated fatty alcohol dibasic acid ester 饱和脂肪醇二羧酸酯
- Synthesis and Biological Activity of Solanesyl Glucosyl Dibasic Acid Esters 二元酸茄呢醇乙酰葡萄糖二酯的合成及其生物活性
- dibasic acid esters 二元酸酯,双酯(合成润滑油)
- dibasic acid ester 二元酸酯
- Dibasic acids can form acid salts. 二元酸能形成酸式盐。
- Carboxylic acid esters are important chemical raw materials. 羧酸酯是重要的化工原料。
- By using strongly acidic cation ion exchange resins as catalyst, C4 - C6 mixed dibasic acids as materials, dibasic acid dimethyl esters were prepared. 以工业生产尼龙66副产物C4-C6混合二元酸为原料,强酸性阳离子交换树脂为催化剂,合成混合二元酸二甲酯。
- Adipic acid can produce nylon 66 resin and adipic acid ester. 己二酸可生产尼龙66树脂,也可生产己二酸酯用作增塑剂、合成润滑剂。
- Sulfuric acid is main catalyst for the synthesis of carboxylic acid esters. 羧酸酯的合成主要用硫酸作催化剂,但这种催化剂有许多缺点。
- In the paper, the present situation and prospests of dimeric dibasic acid in the domestic and foreign markets were discussed. 本文概述了近年来国内外二聚酸的现状与市场前景。
- The properties of lo w molecule dimeric dibasic acid polyamide resin were improved by chemical modified in mass polymerization. 用本体聚合的方法,通过化学改性,使低分子二聚酸聚酰胺树脂的性能得到大幅度提高。
- In this paper,water-soluble PET is synthesized by esterification and polycondensation using PTA,EG,SIPE,PEG,organic dibasic acid A and inorganic salt B. 研究了对苯二甲酸(PTA)、乙二醇(EG)、1,3-间苯二甲酸双羟乙酯-5-磺酸钠(SIPE)、聚乙二醇(PEG)、有机二元酸A和无机盐B通过酯化,缩聚制备水溶性聚酯的方法。
- In this paper, water-soluble PET is synthesized by esterification and polycondensation using PTA, EG, SIPE, PEG, organic dibasic acid A and inorganic salt B. 摘要研究了对苯二甲酸(PTA)、乙二醇(EG)、1,3-间苯二甲酸双羟乙酯-5-磺酸钠(SIPE)、聚乙二醇(PEG)、有机二元酸A和无机盐B通过酯化,缩聚制备水溶性聚酯的方法。
- Jervis D A.Long-term Static Protection of Polypropylene Using Fatty Acid Esters. 施英德,李良训,郭群等.;高速纺聚丙烯微细旦长丝的研究
- Organic acid esters can be used industrially as raw materials and solvents for organic synthesis, synthetic perfumes. 有机酸酯类化合物在工业中可用作有机合成的原料、溶剂、合成香料。
- Objective: To study the bioactive constituents, quinic acid esters, from Siphonostegia chinensis. 目的:对中药北刘寄奴中奎尼酸酯类活性成分进行化学研究。
- In this paper,the development of the analysis methods of phthalic acid esters has been introduced in details. 本文详细介绍了国内外邻苯二甲酸酯类增塑剂检测方法的研究进展。
- In this paper, the development of the analysis methods of phthalic acid esters has been introduced in details. 摘要本文详细介绍了国内外邻苯二甲酸酯类增塑剂检测方法的研究进展。
- The process for production of new long chain nylon - 1212, nylon - 1313 and nylon - 1213 using dibasic acids from fermentation of liquid wax was presented. 尼龙-1212、1313和1213为一组新型长碳链尼龙工程塑料。其单体十二碳二酸、十三碳二酸及其相应的二胺皆来自石油直链烷烃的发酵。