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- This paper mainly studied the synthesis of flame retardant Tetrabromobisphenol A Bis(2,3- dibromopropyl) Ether. 主要研究了阻燃剂四溴双酚A双(,3-二溴烯丙基)的合成。
- The tetrabromobisphenol a new kind of flame retardant is prepared by bromination of bisphend A. 四溴双酚A是一种用途较多的新型阻燃剂,可用双酚A经溴化合成。
- This paper mainly studied the synthesis of flame retardant Tetrabromobisphenol A Bis(2,3-dibromopropyl) Ether. 主要研究了阻燃剂四溴双酚A双(2,3-二溴烯丙基)醚的合成。
- Under the catalysis of sodium hydroxide solution,TBA epoxy resin was prepared by stepwise polymerization by use of tetrabromobisphenol A(TBA) and epichlorohydrin(ECH). TBA与环氧氯丙烷(EHC)在氢氧化钠溶液的作用下,通过逐步聚合得到TBA型环氧树脂;
- Tetrabromobisphenol-A polycarbonate(TBBPA-PC) was synthesized by interfacial polymerization with triphosgene(BTC) and tetrabromobisphenol A(TBBPA) as raw materials. 以三光气(BTC)和四溴双酚A(TBBPA)为原料,经界面缩聚合成了高分子量四溴双酚A聚碳酸酯。
- Beijing Yan Di relying on the core technology group, has developed a three-bromophenol diglycidyl ether, Tetrabromobisphenol A diglycidyl ether, and other products. 依托北京燕迪集团的核心技术,新开发了三溴苯酚二缩水甘油醚、四溴双酚A二缩水甘油醚等产品。
- Tetrabromobisphenol-A polycarbonate (TBBPA-PC) was synthesized by interfacial polymerization with triphosgene (BTC) and tetrabromobisphenol A (TBBPA) as raw materials. 摘要以三光气(BTC)和四溴双酚A(TBBPA)为原料,经界面缩聚合成了高分子量四溴双酚A聚碳酸酯。
- There is a vein of melancholy in his character. 他的性格中有少许忧郁的气质。
- There was a long lag in forwarding mail to us. 转寄给我们的邮件晚了很久才拿到。
- A bowl of hot chicken soup is good for you. 喝一碗热鸡汤对你有好处。
- A cloud is a mass of vapor in the sky. 云是天空中的水汽团。
- A country must have the will to repel any invader. 一个国家得有决心击退任何入侵者。
- The tetrabromobisphenol A(TBA) was prepared by use of bisphenol A(BPA),sodium bromide(NaBr) and potassium bromate(KBrO3) in an acid medium,ethanol as solvent,at the presence of hydrogen peroxide. 采用双酚A(BPA)在酸性介质中,以乙醇为溶剂,与NaBr、KBrO3在过氧化氢存在的条件下发生溴代反应,生成四溴双酚A(TBA);
- A fire was burning in the grate. 火在壁炉中燃烧着。
- They cleaved a path through the wilderness. 他们在荒原中开辟出一条路。
- Pharmaceutical and Photographic Grade Potassium Bromide、 Ammonium Bromide、Hydrobromic Acid、 Lithium Bromide as well as organic bromine flame retardants including Tetrabromobisphenol A and so on. 医药及照相用溴化钾、溴化铵、氢溴酸、溴化锂及有机溴系阻燃剂四溴双酚A等。
- They denounced him to the police as a criminal. 他们向警方告发他是罪犯。
- This place doesn't have a very savory reputation. 这个地方的名声可不太好。
- This strain of wheat can grow during a cold spring. 这种小麦可以在寒冷的春天生长。
- Have a glass of beer to rinse your dinner down. 喝杯啤酒把你吃的晚饭冲下去。