• 玉米淀粉原材料、三聚磷酸钠为酯化、碳酰二胺为催化剂,半干法制备了高粘度磷酸酯淀粉

    Taking corn starches as raw material, sodium tripolyphosphate as esterifying agent and carbamide as catalyst, high-viscosity phosphate starch is prepared by semidry process.

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  • 聚异丁烯酸酐(烯酐)生产、丁酯型酚醛型无灰分散剂重要中间体

    Polyisobutenyl succinic anhydride is an important intermediate for production of ashless deter- gent dispersants such as succinimide, succinic ester and phenolic amine types.

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  • 室温下,铁甲异硫氰酸酯芳香反应生成新颖茂铁取代对称

    At room temperature, several novel unsymmetric ferrocenyl thiourea compounds were synthesized by reaction of substituted aniline with ferrocenyl formyl isothiocyanate.

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  • 以聚间苯二胺为原料,采用相转化法制备了芳香纳滤

    Aromatic polyamide nanofiltration membrane is prepared by the solution of aromatic polyamide fiber via immersion precipitation phase inversion process.

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  • 课题原料,邻甲氧基苯甲反应生成邻甲氧基苯甲铁,再与一系列反应合成亚,最终还原茂铁氨基化合物

    The title compounds were obtained by the reduction of the corresponding ferrocenyl imines, which were prepared from ferrocene and o-anisic acid chloride, followed by amination with aromatic amines.

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  • 通过溶液共混法制备了羟基磷灰石纳米针晶生物医用复合材料

    Bionic acicular nano hydroxyapatite(n HA) was used to make composites with medical grade polyamide (Poly hexamethylene adipamide) by solution blend.

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  • 对苯氰酸邻苯二胺为原料通过界面缩聚法合成了聚硫脲缓释微胶囊

    Novel controlled releasing polythiourea microcapsules were prepared from terephthaloyl diisothiocyanate and o-phenylenediamine by interfacial polycondensation.

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  • 氯-三乙烯四,四氯乙烯材,通过界面聚合法制胶囊。

    Microcapsules were prepared by interfacial polymerization, with adipoyl chloride-triethylenetetramine as wall material, and tetrachloroethylene as core material.

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  • 聚对苯对苯二胺PPTA浆粕对PPTA成形起重要的作用,但是浆粕形态复杂难以表征

    PPTA pulp is important to forming of PPTA paper, but it is hard to characterize because of its complex morphology.

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  • 本文研究了以丙丙酮酸乙酯、 硫酸二胺硫酸钾为原料合成吡螨中间体3-乙基-5- 吡唑羧酸酯的方法。

    It is reported that ethy1 3-ethyl-5-pyrazole- carboxylate, an intermediate for tebufenpyrad, was synthesized by using ethyl propionyl acetonate and others as starting materials.

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  • 本文研究了以丙丙酮酸乙酯、 硫酸二胺硫酸钾为原料合成吡螨中间体3-乙基-5- 吡唑羧酸酯的方法。

    It is reported that ethy1 3-ethyl-5-pyrazole- carboxylate, an intermediate for tebufenpyrad, was synthesized by using ethyl propionyl acetonate and others as starting materials.

    youdao

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