In the presence of catalyst of rare earth compound, lactic acid reacts with n - butyl alcoholbutyl lactate.

以稀土化合物为催化剂, 实现了乳酸与正丁醇反应合成乳酸正丁酯.

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The rare earth compound powder characterization system comprises properties of crystal, surface, particle , powder and usage.

晶粒特性 、 表面特性 、 颗粒特性 、 颗粒群特性和应用特性等五方面构成了稀土粉体性能的评价体系.

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It is Rare earth compound stabilizer contains lubricant, which is applicable for non - conventional PVC materials.

稀土复合稳定剂是含润滑剂的稀土铅盐复合稳定剂.适用于PVC异型材.

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