结果表明:硬脂酸与戊胺等摩尔充分混合后,生成硬脂酸戊铵盐, 体系中残存的少量硬脂酸与其戊铵盐形成酸盐结构。
The results indicated that after mixing the two reactants together, pentyl ammonium stearate was created and it formed acid-salt structure with the stearic acid remained.
二氧化双环戊二烯难于被胺或单独的酸酐所固化,但能很好的被酸酐与醇所固化。
Dicyclopentadiene dioxide was hardly cured by amines or acid anhydrides alone, but can be well cured by acid anhydrides mixed with alcohols.
采用正交设计法分析了聚磷酸胺(APP)、季戊四醇(PER)、三聚氰胺(MEL)作为一种混合体系对聚苯乙烯(PS)的阻燃作用。
The flame retardance of a composite system consisting of ammonium polyphosphate (APP), pentaerythritol (PER) and melamine (MEL) used for polystyrene (PS) was studied with orthogonal design method.
以磷酸二氢铵、季戊四醇、三聚氰胺及丙烯酸树脂为原料研制了一种超薄膨胀型丙烯酸树脂钢结构防火涂料。
The title super-thin fire retardant intumescent coatings for steel structure is prepared with monobasic ammonium phosphate(ADP), pentaerythritol, melamine, and acrylic resin.
本发明涉及一种二胺类化合物的合成方法,尤其涉及一种(4R,5R)-4,5-双(氨甲基)-1,3-二氧戊环类化合物的制备方法。
The present invention relates to one kind of diamine compound synthesizing process, and is especially preparation process of (4R, 5R)-4, 5-bis(aminomethyl)-1, 3-dioxolane compounds.
研究了三聚氰胺磷酸盐(M P)和季戊四醇(PER)作为膨胀型阻燃剂(ifr)在乙烯-醋酸乙烯酯共聚物(EVA)中的阻燃作用。
Flame retardation of EVA copolymer using melamine phosphate (MP) and pentaerythritol (PER) as intumescent flame retardants (IFR) was investigated.
这种作用不能被超氧化物歧化酶或铁络合剂二乙三胺戊乙酸抑制,但可被过氧化氢酶抑制。
This effect was not inhibited by superoxide dismutase or diethylenetriaminepentaacetic acid, but was inhibited by catalase.
胡椒碱有很强的抗小鼠mes和对抗戊四唑引起的小鼠阵挛性发作的作用,并可明显增加小鼠脑内单胺类神经递质5 - HT的含量。
It could also prolong the deep sleep of rabbits. piperine afforded potent protection against MES and Met in mice. and was found to be able to increase the concentration of 5-ht.
胡椒碱有很强的抗小鼠mes和对抗戊四唑引起的小鼠阵挛性发作的作用,并可明显增加小鼠脑内单胺类神经递质5 - HT的含量。
It could also prolong the deep sleep of rabbits. piperine afforded potent protection against MES and Met in mice. and was found to be able to increase the concentration of 5-ht.
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