間本三酚 的英文怎麼說
中文拼音 [jiānběnsānfēn]
間本三酚
英文
phloroglucinol-
In the case of the unsaturated alcohols, such as hydroxyethyl acrylate ( hea ), the paes showed the photo - alignment property to the nematic liquid crystals with the pretilt angle of 0. 60 ? secondly, three kinds of fluoro - containing diamine monomers were prepared via the reduction reactions of the corresponding dinitro compounds, which were synthesized via the nitro nucleophilic displacement reactions of 3, 5 - dinitro - 5 - trifluoromethyl benzene with diphenol compounds
此外,本論文還設計並通過3 , 5 -二硝基三氟甲苯與二酚化合物的硝基親核取代反應制備了二硝基化合物,將其還原最終合成了三種間位取代的含氟二胺單體tfpda 、 tfbpda與tfmda ,並對其聚合行為進行了研究。In japan, an amendment law on construction standards has been implemented, which is stipulated that the products containing formaldehyde should not be used indoors, including urea - formaldehyde resin, melamine resin and resorcinol resin
日本已開始實施建築標準法修正案,規定室內不允許使用含甲醛系列防腐劑的脲醛樹脂、三聚氰胺樹脂和間苯二酚樹脂等產品。
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