The methyl phenyl silicone resin for heat resistant coatings was prepared by converse hydrolysis-polycondensation of chlorosilane.
采用逆水解法进行氯硅烷水解—缩聚反应,制备了适用于耐高温涂料的甲基苯基硅树脂。
The invention discloses a method for preparing an organic substance, in particular to a method for preparing methyl phenyl cyclosiloxane for LED packaging.
本发明公开了一种有机物的制备方法,具体是指一种LED封装用甲基苯基含氢硅油的制备方法。
Used by the different monomers can be divided into methyl vinyl silicone rubber, methyl phenyl vinyl silicone rubber, fluorosilicone, nitrile rubber and so on.
按所用单体的不同,可分为甲基乙烯基硅橡胶,甲基苯基乙烯基硅橡胶、氟硅,腈硅橡胶等。
Methyl phenyl carbonate(MPC) was prepared by transesterification of dimethyl carbonate(DMC) with phenol and the product with a purity exceeding 99.5% was obtained by vacuum distillation.
通过苯酚和碳酸二甲酯的酯交换反应合成了碳酸甲苯酯,采用减压精馏对其进行了分离提纯,得到纯度>99.5%的碳酸甲苯酯;
The varieties and morphologies of silicone resin products, as well as the synthesis and application of methyl silicone resin and methyl phenyl silicone resins are described in this paper.
介绍了有机硅树脂的品种及产品形态,以及甲基硅树脂和甲基苯基硅树脂的合成及应用。
The silicone resin is synthesized using hydrolysis-polycondensation method from phenyl and methyl chlorosilane, and the factors influencing this synthesis are investigated.
以甲基和苯基氯硅烷为单体,采用水解缩聚的方法合成有机硅树脂,并对影响有机硅树脂合成的有关因素进行了研究。
The two catalytic systems can be recycled twice and three times, respectively, with very low enantioselectivities for the oxidation of phenyl methyl sulfide with 30% H2O2 as oxidant in acetone.
以丙酮为溶剂,30%H2O2为氧化剂,两种体系催化苯甲硫醚氧化反应分别可以循环使用两次和三次,但产物亚砜的对映选择性很低。
Methyl 1 phenyl Propanone was synthesized with benzene and iso butyryl chloride by using anhydrous aluminium trichloride as catalyst.
由苯与异丁酰氯在无水三氯化铝作催化剂的条件下制备苯基异丙基酮。
The flame retardant modification of polycarbonate (PC) with methyl-phenyl silicone resin is studied.
采用苯基甲基硅树脂对聚碳酸酯(PC)进行阻燃改性。
From the reaction of 2,3 dihydro 2 methyl 4 phenyl 1,5 benzothiazepines with diazozcetic ester an unexpected ring open product of the intramolecular rearrangement was obtained.
二氢-2-甲基-4-苯基-1,5-苯并硫氮杂卓与重氮乙酸乙酯反应,得到非预期的分子内重排的开环产物。
UV-Vis spectrum indicated that the phenyl structure and naphthyl structure of methyl orange were destroyed, methyl orange solution was degraded.
通过处理前后的紫外可见光谱图可见,甲基橙具有的苯环结构和萘环结构被破坏,从而表明甲基橙已经被降解。
Eugenol, cinnamic alcohol, phenyl methyl alcohol and phenyl ethyl alcohol have shown to be potential antagonists or partial agonists to octopaminergic receptors in pharmacologic studies.
一些含羟基芳香族植物精油类化合物对美洲大蠊的毒理学研究表明它们是章鱼胺受体的部分激动剂或拮抗剂。
Eugenol, cinnamic alcohol, phenyl methyl alcohol and phenyl ethyl alcohol have shown to be potential antagonists or partial agonists to octopaminergic receptors in pharmacologic studies.
一些含羟基芳香族植物精油类化合物对美洲大蠊的毒理学研究表明它们是章鱼胺受体的部分激动剂或拮抗剂。
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