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- Dimethyl phosphonate reacted with acrylonitrile under strong base (sodium alcoholate) or BPO catalysis, and then reacted with malonic aldehyde to give a N-P type fire retardant. 摘要以亚磷酸二甲酯、丙烯酰胺在强碱性(醇钠)或BPO作催化剂条件下反应,再与丙二醛反应得到氮-磷(N-P)型阻燃剂。
- A durable flame retardant SP containing phosphorus and silicon for cotton fabric was synthesized successfully with dimethyl phosphonate and methyl vinyldichloridesilane as main ingredients. 利用亚磷酸二甲酯和甲基乙烯基二氯硅烷,合成了一种棉用耐久性磷硅阻燃剂SP。
- In this paper, three alkyl substituted dimethyl phosphonates have been synthesized by trimethyl phosphite with 1-Bromopentane, 1-Bromohexane and 1,2-Dibromoethane. IR, 1H-NMR and 13C-NMR data of these compounds have been reported. 摘要以溴戊烷、溴己烷、1,2-二溴乙烷和亚磷酸三甲酯为原料,分别合成了戊基、己基、溴乙基取代的三种膦酸二甲酯化合物。并报道了所合成的化合物的红外光谱、核磁共振氢谱及核磁共振碳谱的数据。
- alkyl amine dimethyl phosphonic acid 烷胺双甲基瞵酸
- dimethyl phosphonate 膦酸二甲酯
- Keywords Alkyl amine dimethyl phosphonic acid;Flotation;Rutile;Garnet;Fasciculite; 烷胺双甲基膦酸;浮选;金红石;柘榴石;角闪石;
- The Dimethyl Sulfate has an annual output of 15,000 tons. 同时我司也是国内最大的磺胺类产品出口基地。
- Dimethyl ether (DME) is produced normally from syngas or methanol. 介绍了二甲醚的应用及其下游产品的开发利用情况。
- Dimethyl 5-sulfoisophthalate sodium salt hydrate, 98... 二甲基5-磺酸异邻苯二酸钠盐;
- Triethylene glycol dimethyl ether, stabilized, 99%... 三乙二醇二甲醚/三甘醇二甲醚;
- 5.In this paper, three alkyl substituted dimethyl phosphonates have been synthesized by trimethyl phosphite with 1-Bromopentane, 1-Bromohexane and 1,2-Dibromoethane. 摘要以溴戊烷、溴己烷、1,2-二溴乙烷和亚磷酸三甲酯为原料,分别合成了戊基、己基、溴乙基取代的三种膦酸二甲酯化合物。
- 2.In this paper, three alkyl substituted dimethyl phosphonates have been synthesized by trimethyl phosphite with 1-Bromopentane, 1-Bromohexane and 1,2-Dibromoethane. 摘要以溴戊烷、溴己烷、1,2-二溴乙烷和亚磷酸三甲酯为原料,分别合成了戊基、己基、溴乙基取代的三种膦酸二甲酯化合物。
- Acetone (or dimethyl ketone): Simplest and most important ketone (CH3COCH3). 丙酮:亦称二甲基酮:分子式为CH3COCH3,最简单和最重要的酮。
- Acetone (or dimethyl ketone): Simplest and most important ketone (CH3COCH3). 丙酮:亦称二甲基酮:分子式为CH3COCH3,最简单和最重要的酮。
- Study on the kinetics of dimethyl ether one step synthesis from syngas. 合成气一步法制二甲醚的动力学研究
- Dimethyl methyl phosphonate(DMMP) DMMP
- Recent methods of dimethyl fumarate synthesis are reviewed in this article. 本文对近年来富马酸二甲酯的合成方法进行了评述。
- Dimethyl dioxirane was prepared with potassium monoperoxy sulfate and acetone. 通过过一硫酸和丙酮反应,合成了新型高效的氧化剂二甲二氧环烷。
- Product service: The major products are first and second grade national standard soybean oil, bran and phosphonate. 产品服务: 主要产品为国标大豆油一级油、国标大豆二级油、大豆粕、膦脂。
- Cyclic phosphonate ester flame retardant is just about accord with development demand. 环状膦(磷)酸酯类阻燃剂正是符合这一发展要求的阻燃剂。