表面活性剂是酚醛泡沫塑料的重要组成部分。文中探讨了表面活性剂在酚醛发泡树脂中的作用及表面活性剂的选择原则。
The surfactant is an important component of phenolic foam plastics. In the paper, the surfactant effects in phenolic foam resins and the method of choosing surfactant are discussed.
不含石油化工，合成表面活性剂，发泡剂，甲醛或邻苯二甲酸盐。
Free of all petrochemical, synthetic surfactants, foaming agents, formaldehyde or phthalates.
为了形成微孔聚氨酯材料，在表面活性剂存在下用惰性气体使该氨基甲酸酯预聚物发泡，随后固化。
To form a microcellular polyurethane material, the urethane prepolymer is frothed with inert gas, in the presence of a surfactant, then cured.
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