开始加热,酚和甲醛(需有酸或碱促使其反应进行)便产生了像紫胶样的液体,能像清漆一样涂于物体表面。
Initial heating of the phenol and formaldehyde (in the presence of an acid or base to get the reaction going) produced a shellac-like liquid good for coating surfaces like a varnish.
石炭酸:最简单的酚类有机化合物。为无色液体,芳香味温和并带甜味,而且具有强毒性和强腐蚀性。
Carbolic acid( or phenol ):Organic compound, simplest member of the class of phenols. A colourless liquid with a Bland, sweetish odour, it is toxic and caustic.
木焦油酚,甲氧甲酚一种无色到黄色的芳香液体,C8H10O2,是木焦油的组成部分。
A colorless to yellow aromatic liquid, C8H10O2, that is a constituent of creosote.
综述了碱金属醇、 酚盐几种不同的合成方法及其在液体聚丁二烯橡胶、丁苯橡胶和有机合成等领域的应用。
The synthesis technologies of alkali metal alkoxides(phenoxides) and their applications in liquid polybutadiene rubber, styrene-butadiene rubber and organic synthesis were reviewed with 35 references.
壬基酚是一种重要的精细化工原料和中间体,外观在常温下为无色或淡黄色液体,略带苯酚气味,不溶于水,。
Nonylphenols is an important chemical raw materials and intermediates, appearance at normal temperature colorless or light yellow liquid, with phenol odour, insoluble in water.
酚浓度,杂质和CHP内容被分析高度地使用自动化液体和色相色层分析法。
Phenol concentration, impurities, and CHP contents are analyzed using highly automated liquid and gas chromatography.
科学家表示当塑胶中含有双酚a的化学键退化时就会通过食品和液体容器广泛暴露。
The scientists say widespread exposure through food and liquid containers occurs when the chemical bonds which hold bisphenol a in the plastic degrades.
新型抗氧剂W5 0 0 1是一种含取代基酚胺复合型液体抗氧剂,用于提高汽油氧化安定性。
W5001 is a new complex liquid antioxidant of substituted phenol and amine for improving the oxidation stability of gasoline.
新型抗氧剂W5 0 0 1是一种含取代基酚胺复合型液体抗氧剂,用于提高汽油氧化安定性。
W5001 is a new complex liquid antioxidant of substituted phenol and amine for improving the oxidation stability of gasoline.
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