• 以三乙基铝(甲基为原料,-锑络合物催化反应合成了三甲基铝(TMA)。

    Trimethylaluminum(TMA) was synthesized by reaction of triethylaluminium (TEA) with methyl bromide on iron-stibonium complex catalyst.

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  • 健康影响阻燃吸附灰尘中人体吸入咽下,现代研究发现引发儿童学习问题某些激素产生干扰

    Health: Brominated flame retardants, which attach to dust and get inhaled or ingested, have been found to trigger learning problems in children and to interfere with certain hormones.

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  • 如同所有电视一样液晶显示器的塑料外壳经过阻燃处理,内部线路各种有毒重金属

    As with all TVs, LCDs have plastic shells treated with brominated flame retardants and wiring that has various toxic heavy metals such as cadmium, chromium, antimony and beryllium.

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  • LG公司昨日表示,他们明年起停止生产阻燃氯化阻燃聚氯乙烯

    LG pledged yesterday that it would remove brominated flame retardants, chlorinated flame retardants and polyvinyl chloride from the manufacturing process by next year.

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  • 二苯醚含量提升对于生育能力的下降一个危险因素,”长期研究人类阻燃环境中的生存状况的阿德诺博士说道

    "Elevated levels of PBDEs might be a risk factor for reduced fertility," said Schecter, who studies how people are exposed to the flame retardants.

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  • 托纳博沙种抑制CSD的二乙基乙酰胺间隙结合阻滞曾被认为是一种能防止偏头痛的的化合物

    Tonabersat is a neuronal gap-junction blocker that inhibitsCSD and was once considered a promising new compound to preventmigraine attacks.

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  • 测试的两种阻燃材料-五联苯醚(penta-PBDE二苯醚(octa-PBDE)-2006年起已美国禁用。

    The two flame retardants tested – penta and octa PBDE – have been banned in the United States since 2006.

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  • 一般说来,引发卤化物组份活性,是随同一原子上的氯原子数目增多而增长

    In general, the activity of the halide component of the initiator increases with the number of chlorine or bromine atoms joined to a single carbon atom.

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  • 避免对于测定元素的干扰分别选用化合物作为脱模

    To avoid interference, compounds containing Br or I can be used as mould release agent.

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  • 采用一种方法测定反应阻燃含量。实验证明方法简单易行,且精密度较高

    A new way is proposed to determine the content of bromine in reacting flame retardant containing bromine. This method is proved to be easy and of high precision.

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  • 方法利用化锂催化吡啶方法同时进行氧化脱氢

    METHODS Using the bromine, the lithium bromide and the promoter pyridine carried out the oxidized dehydrogenation.

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  • 讨论了利用直接合成阻燃方法

    In this paper, the method of directly synthesizing hexabromobenzene with benzene and bromine was discussed.

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  • 采用正丁醇-氢氧化钠反应体系,以十六烷基三甲基化铵转移催化脱乙酰为92%壳聚糖

    The chitosan was prepared with 92% deacetylation degree using n-butanol and sodium hydroxide as a reaction medium and cetyltrimethylammonium bromide as a phase transfer catalyst.

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  • 分析阻燃市场需求

    To analyze the market demand of bromine retardant.

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  • 目的:探讨匹维联合双歧三联胶囊治疗肠易综合征疗效并与单匹维胺作对照

    AIM: Comparing the curative effect of combination of bifid triple viable power and pinaverium bromide vs pinaverium bromide alone for the treatment of irritable bowel syndrome(IBS).

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  • 考察了硅烷偶联KH-550聚丙烯PP)/式二新戊磷酸PEA复合体系中的增容作用。

    The effect of silane coupling agent KH-550 as a compatibilizer in polypropylene (PP)/phosphate ester dibromoneopentyl glycol acid (PEA) composites was studied.

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  • 阳离子表面活性——十六烷基三甲基CTMAB存在下,铝箔微量硫酸根离子进行测定。

    Traces of sulfate ions in etching solution for aluminum foil have been determined by turbidimetry in presence of cation surface activator-hexadecyl trimethyl ammonium bromide (CTMAB).

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  • 目的比较鼠灵毒饵杀特宁b型饵实验室现场灭鼠效果今后灭鼠工作提供科学依据。

    Objective to understand the laboratory and field deratization effects of Bromadiolone and Brodifacoum on rodent, and to provide scientific data for deratization in the future.

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  • 合成了2种助活性23-二丁二环烷基胺氢盐,制备了ES系列活性

    Two active agents for soldering, 23 Dibromosuccinic acid and cycloalkanamine hydrobromide were synthesized. A series of ES active soldering fluxes were prepared.

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  • 归纳废旧聚苯乙烯为原料化作阻燃,磺化用作离子交换树脂,制备乳胶漆建筑用胶粘裂解成燃料油回收利用情况。

    The reclamation of waste polystyrene is summarized, The use as fire retardant, ion exchange resin, latex paint, building adhesion agent, and pyrolysis fuel oil are introduced in detail.

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  • 研究对甲偶氮合成及其钡显色反应的条件。

    A new reagent, dibromomethyl carboxyazo was synthesized and its colour reaction with barium was studied.

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  • 同时我们电导法稳态荧光法研究多巴胺阳离子表面活性十六烷基三甲基CTAB)胶束体系相互作用。

    We also studied the interaction between dopamine and the cationic surfactant sodium dodecyl sulfate (CTAB) by the methods of conductivity and the steady state fluorescence.

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  • 乙醇碘化钠催化,由金属对苯二酚丁烷合成了1 ,4 -二氧基苯。

    With ethyl alcohol as solvent and sodium iodide as catalyst, 1,4-dibutoxybenzene was synthesized from metal sodium, hydroquinone and n-butyl bromide.

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  • 联合国粮食及农业组织世界衞生组织食物添加联合专家委员会已对化植物油食用安全作出评估问题,认为应用作食物添加

    JECFA Joint FAO WHO Expert Committee on food Additives has evaluated the safety of BVO and concluded that it should not be used as food additive.

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  • 所用滴定十六烷基三甲基化铵,指示极为氟硼酸根离子选择电极

    Cetyltrimethylammonium bromide is used as a titrant and a fluoroborate ion-selective electrode as an indicator electrode.

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  • 研究非离子表面活性OP存在下,苯基萤光酮(DBPF代十六烷基吡啶(CPB)形成三元络合物显色反应

    The optimum conditions of the phase separation coloring reaction of titanium with DBPF and CPB in the presence of nonionic surface_active agentOPwas studied.

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  • 提出以羟甲基改性尼龙- 6织物反应型有机磷阻燃进行耐久性阻燃整理方法

    A new technique for the durable flame retarding treatment of hydroxymethyl nylon 6 textiles with reactive flame retardants is put forward.

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  • 提出以羟甲基改性尼龙- 6织物反应型有机磷阻燃进行耐久性阻燃整理方法

    A new technique for the durable flame retarding treatment of hydroxymethyl nylon 6 textiles with reactive flame retardants is put forward.

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