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    聚葵二酸酐PSPA-HU BEI SEVEN EIGHT NINE CHEMICAL CO.,LTD.

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    聚葵二酸酐PSPA

    Author:七八九化工      Views:1345      Update:2023-08-08
    TELEPHONE:027-88111833、027-88111933

    用作環(huán)氧樹脂膠黏劑的抗開裂增韌固化劑,參考用量60~85份,反應(yīng)活性高,可不用促進(jìn)劑。高溫下仍有較長的適用期(90℃為1h)。固化條件80℃/2h+120℃/2h或140℃/1h+160℃/2h,固化物韌性較好。例如E-51環(huán)氧樹脂100g、PSPA85g、DMP-30 Ig,120℃/2h固化后,拉伸強(qiáng)度15~21MPa,斷裂伸長率130%--166%。

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