The present invention provides a secondary barrier for a liquefied gas storage tank, the secondary barrier comprising: a blocking layer comprising (a) a metal or (b) one or more polymers selected from the group consisting of polyethylene, polyethylene terephthalate, polyvinyl alcohol, ethylene-vinyl alcohol copolymer, and nylon; and fiber layers which are laminated on both surfaces of the blocking layer and contain one or more fibers selected from the group consisting of glass fibers, polyethylene fibers, poly (p-phenylene benzobisoxazole) fibers (PBO), aramid fibers, and carbon fibers, the fiber layers being fixed by an adhesive layer suitable for surface characteristics.

    本发明提供液化气储罐用二级屏障,其特征在于,包括:阻断层,包含(a)金属或(b)选自由聚乙烯、聚对苯二甲酸乙二醇酯、聚乙烯醇、乙烯‑乙烯醇共聚物以及尼龙组成的组中的一种以上高分子;以及纤维层,层叠在所述阻断层的两面,包含选自由玻璃纤维、聚乙烯纤维、聚对苯撑苯并二噁唑纤维(PBO)、芳纶纤维(aramid)以及碳纤维组成的组中的一种以上纤维,所述纤维层由适合表面特性的粘合层固定。


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    Title :

    Secondary barrier for liquefied gas storage tank


    Additional title:

    液化气储罐用二级屏障


    Contributors:
    KIM KWANG-HYUN (author) / KIM KYU-JIN (author) / SU RONGXIN (author) / LEE DONG-JU (author) / SONG EUN-HA (author) / XU QINGJING (author) / LEE JUNG-MIN (author)

    Publication date :

    2022-12-16


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS / B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM , Schichtkörper, d.h. aus Ebenen oder gewölbten Schichten, z.B. mit zell- oder wabenförmiger Form, aufgebaute Erzeugnisse / F17C Behälter zum Aufnehmen oder Speichern verdichteter, verflüssigter oder verfestigter Gase , VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES



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