A foamable phenolic resin was prepared,through addition,condensation,in the presence of alkali.The resin was foamed with surfactant, foamer,solidifying agent , then the foam phenolplast was given .
苯酚与甲
在碱性条件下经加成、缩合制得可
性酚
，该和
面活性
、
、固化一起即得酚沫塑料。
；沫生器A foamable phenolic resin was prepared,through addition,condensation,in the presence of alkali.The resin was foamed with surfactant, foamer,solidifying agent , then the foam phenolplast was given .
苯酚与甲在碱性条件下经加成、缩合制得可性酚，该和面活性、、固化一起即得酚沫塑料。
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达内容亦不代本软件的观点；若
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