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Keywords mixed dibasic acid;wet-strengthening agent; 混合二元酸;湿强剂;
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。
Keywords aqueous waste;mixed dibasic acid;cyclohexane;oxidation;recovery; 废酸水;混合二元酸;环己烷;氧化;回收;
Keywords mixed dibasic;acids;esterification;DBME;cation ion exchange resins; 混合二元酸;酯化;混合二元酸二甲酯;离子交换树脂;动力学;
Heterogeneous Catalyitc Esterification Reaction for Mixed Dibasic Acid 混合二元酸多相催化酯化反应研究
Study on Synthesis of Mixed Dibasic Acid Dimethyl Esters Catalyzed by Solid Supported Phosphotungstic Acid 固载磷钨酸催化合成混合二元酸二甲酯的研究
mixed dibasic acid 混合二元酸
mixed dibasic acid dibutyrate 混合二元酸二丁酯
Dibasic acids can form acid salts. 二元酸能形成酸式盐。
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。
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。
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。
Keywords dimeric dibasic acid;present situation;market prospects; 二聚酸;现状;市场前景;
Keywords Adsorption resin;Long chain dibasic acid;Decolorization.; 吸附树脂;长链二元酸;脱色;
Keywords mixed tumour of skin;chondroid syringomas; 皮肤混合瘤;软骨样汗管瘤;
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。
Keywords mixed rosin;disproportionation;abietic acid;dehydroabietic acid; 混合松香;歧化反应;枞酸;去氢枞酸;
Keywords mixed solvent extraction;sebacic acid;phenolic wastewater.; 络合萃取;癸二酸;含酚废水;