• 透明透明质酸通过离子与透明质酸羧基钠离子进行离子交换得。

    Zinc hyaluronate is the zinc salt of hyaluronic acid, prepared by ion exchange which the sodium ions was substituted by zinc ions on carboxyl of sodium hyaluronate.

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  • 催化剂乳酸裂解单体丙交醋,再由二乙基引发开环聚合得到高分子量的乳酸

    With the Zinc as the catalyst, lactide monomer was obtained by decomposition of low polymer. With the zinc diethyl as the catalyst, the lactide was polymerized to Poly(DL-lactic acid).

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  • 硫化红外波段重要光学材料许多光电系统应用中要求适当反膜增加透过率

    ZnS, an significant optical material in ir regions, is applied in many optoelectronic systems where a suitable antireflection coating is required to enhance the transmission.

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  • 通过选择合适工艺条件,得具有尖晶石结构耐热黄色颜料,并影响其理化性能的各因素进行了讨论。

    A zinc ferrite heat resistant yellow pigment with spinel structure has been developed. Factors influencing the properties of the pigment were discussed.

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  • 树脂发生反应树脂可用生产油墨,具有良好的着色作用

    Has the response with the resinic acid, but makes the zinc resin which results, may use for to produce the quick-setting ink, has the good coloring function.

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  • 研究精矿沸腾焙烧焙烧过程

    The palletizing and roasting processes in fluidized roasting of pelletized zinc concentrate are investigated.

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  • 大火发生时,45612岁儿童正在一个墙壁屋顶拥挤房间里睡觉。

    The blaze broke out as 45 children aged from six to twelve slept in a packed room with wooden walls and zinc roofing.

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  • 本文报道铁精矿链篦机-回转窑还原焙烧连平磁铁矿脱除试验结果

    This paper presents the results of studies of a method for removing tin and zinc from pellets made from Lian-ping magnetite ore containing said metals by reductive roast in a grate-kiln.

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  • 确定较适宜工艺条件;并质量的工业硫酸

    The suitable technology conditions for producing good quality zinc sulphate were determined.

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  • 发明环氧底漆不仅防腐性能而且焊接切割时所产生氧化雾气较少

    The epoxy zinc rich primer prepared by the invention has good antiseptic property, and zinc oxide mist generated during welding and cutting is less.

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  • 喷金的聚碳酸酯模板工作电极采用电沉积法氯化氯化钾溶液中氧化纳米棒

    Using gold-sprayed polycarbonate template as working electrode, ZnO nanorods were prepared by electro-deposition from a solution of ZnCl2 and KCl.

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  • 发明治疗脓疱疮用庆条方法。

    This invention discloses a process for preparing a medicin "Qingxin oil" for curing pustuloderma.

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  • 研究精矿粒沸腾焙烧粒和焙烧过程

    Study on the process of high-iron sphalerite fluidized roasting;

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  • 研究精矿粒沸腾焙烧粒和焙烧过程

    Study on the process of high-iron sphalerite fluidized roasting;

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