CAOPORN免费视频国产,成人性生交大片免费看中文 ,久久不卡国产一区二区,久久国内偷拍综合视频,亚洲精品乱码久久久久66,亚洲国产系列一区二区三区,色欲91,精品国产福利片在线观看

        Welcome to visit Liyang Yutian Chemical Co.,Ltd. !

        中文版  |   English

        Liyang Yutian Chemical Co.,Ltd.

        Product details

        Octaquatemary ammonium salt

         

         

        Structure formula:
        Product Specification:

        Item

        Indicators

        Appearance

        Pale yellow liquid

        Density(25℃) 

        1.009±0.0005

        Freezing point(℃)

        -19

        Viscosity(25℃)

        470

        Moisture

        4%

        Water solubility(℃)

        8

        Flash point

        121

        Hydroxyl value(mgKOH/g)

        463

        Product introduction: The product is designed for the production of poly isocyanurate foam (PIR), trimer catalyst.
        Application: This product has a hydroxamic acid-based Quaternary ammonium salt, used as a poly isocyanurate foam catalyst can improve the foam's physical properties, activity, and low cost.A ammonium both with the ratio of the response regulator. Especially suitable for the production of PU sheet.
        Transportation and storage:

        This product is dangerous goods, have a corrosive effect on steel products, containers shall be coated with a corrosion resistant resin, the operation should wear protective equipment (such as goggles, rubber gloves, etc.).

        Packing: 20kg,25kg,200kg galvanized iron.

        【BACK】