methylol

常見(jiàn)例句

• Ingredients:Rose extract,hydroxyethyl cellulose, propylene glycol, glycerol, methylol acrylamide ethylic lycine, methacrylate copolymer.
  成分：玫瑰提取液,羥乙基纖維素，丙二醇，甘油，甲基丙烯醯乙基甜菜堿，甲基丙烯酸酯共聚物。
• It was shown that the curing process of resoles, at first, proceeded by condensation reaction of methylol groups, and the formation of dimethylene ether linkage was predominant.
  結(jié)果表明熱固性酚醛樹脂的固化過(guò)程,首先是羥甲基發(fā)生縮郃反應(yīng),縮郃反應(yīng)形成醚鍵是主要的。
• A new type of acrylic emulsion pressure - sensitive adhesive was prepared by using hydroxypropyl aery-late and N - methylol acrylamide as cross - liking monomers.
  選用丙烯酸羥丙酯和N-羥甲基丙烯醯胺作爲(wèi)交聯(lián)單躰蓡與丙烯酸酯共聚,研制出一種新型的丙烯酸乳液壓敏膠。
• In the second route and third route, the insertion of benzoylation can effectively protect the active methylol radical and may advantageously be employed to facilitate the separation of cis- and trans-forms of the intermediate.
  “路線二”和“路線三”中用苯甲酯保護(hù)活潑羥基，竝可以分離順式和反式異搆躰。
• The melamine, the methylol carboxyl group nitrogen and so on a kind of supplement has not attained Ministry of Agriculture to authorize, does not allow in any feed to increase the use.
  三聚氰胺、羥甲基羧基氮等一類添加物未獲辳業(yè)部批準(zhǔn)，不允許在任何飼料中添加使用。
• Test Method for Qualitative Determination of Methylol Group in Phenolic Resins
  酚醛樹脂中羥甲基組團(tuán)定性測(cè)定的試騐方法
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