Studies on the synthesis and single crystal structure of 3 - methyl - 6 - p - methylphenyl pyridazine 基于季戊四醇的三代硅碳烷液晶树状物的合成与表征
Synthesis and performance of new retardant melarnine salt of pentaerythritol bis dihydrogen phosphate 新型阻燃剂季戊四醇双磷酸二氢酯三聚氰胺盐的合成和性能研究
A solvent - free procedure for synthesis of n - sulfonylimines catalyzed by zr 2 183 ; 4h2o sio2 solid acid under microwave irradiation 微波辐射下氨基磺酸催化合成季戊四醇双缩醛酮
Pentaerythritol ester of gum rosin are made from gum rosin through esterification with pentaerythritol light color stabilizing process etc . used in adhesives , rubber products 松香季戊四醇酯为松香经脱色、酯化和稳定化等工艺研制而成；应用于粘合剂、橡胶行业。
The pentaerythritol diacetals were effectively synthesized through condensation reaction of pentaerythritol with aldehydes and ketones promoted by zirconium sulfate - silica gel under microwave irradiation 摘要微波辐射硫酸锆矽胶催化季戊四醇与醛、酮缩合反应，高收率制得了双缩醛和双缩酮化合物。
6 . investigate the base oil for environment friendly lubricant and then select the composition of colza oil , esters and pao2 . discuss on low - temperature flowability theories of vegetable - base lubricants 对环境兼容润滑油的基础油进行了考察，选择菜籽油、季戊四醇酯和聚-烯烃作为基础油，并从理论上对植物基润滑油的低温流动性原理进行了探讨。
Abstract : the synthetic method of pentaerythrito naphthenate by n on - acid catalyst sno was studied . the influences of mole ratio of ethanediol and naphthenic acid , a mount of catalyst , reation time , reation temperature etc . on est erification were discussed and the suitable processing conditions were found 文摘:介绍了用氧化亚锡非酸性催化剂催化合成环烷酸季戊四醇脂的方法，通过讨论醇酸摩尔比、催化剂用量、反应时间、反应温度等因素对该脂化反应的影响,从而确定了适宜的工艺条件
We specialize in chemical material s , including 1 , 4 - butanediol , tetrahydrofuran , ptmeg , polyvinyl alcohol series , sodium diacetate , glacial acetic acid , dibutyl phthalate , methyl acetate , ethyl acetate , n - butyl acetate , - butyrolactone , polyvinyl acetate emulsion series , pentaerythritol , redispersible emulsion , anhydrous sodium acetate and methanol 公司主要经营的产品有： 1 , 4 -丁二醇，四氢呋喃， ptmeg ，聚乙烯醇系列，双乙酸钠，冰醋酸，邻苯二甲酸二丁酯，醋酸甲酯，醋酸乙酯，醋酸丁酯， -丁内酯，白乳胶系列，季戊四醇，可再分散性乳胶，无水醋酸钠，甲醇。
