透明质酸锌是透明质酸的锌盐,通过锌离子与透明质酸钠羧基上的钠离子进行离子交换而制得。
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.
以锌为催化剂由乳酸的低聚物裂解制得单体丙交醋,再由二乙基锌引发开环聚合得到高分子量的聚乳酸。
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).
硫化锌是红外波段重要的光学材料,在许多光电系统应用中,要求镀制适当的减反膜增加其透过率。
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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