The present invention provides a secondary barrier for a liquefied gas storage tank, comprising: a metal barrier layer; and a fibrous layer laminated on both sides of the barrier layer and including polyethylene fibers, wherein the fibrous layer has a structure fixed by an adhesive layer, thereby providing the secondary barrier that exhibits excellent durability even in cryogenic environments.

    본 발명은 액화가스 저장탱크용 2차 방벽으로서, 금속 소재의 차단층; 및 상기 차단층의 양면에 적층되며, 폴리에틸렌 섬유를 포함하는 섬유층을 포함하며, 상기 섬유층은 접착층에 의해 고정되는 구조를 가진다.


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    Title :

    2 Secondary barrier for liquefied gas storage tank


    Additional title:

    액화가스 저장탱크용 2차 방벽


    Publication date :

    2021-11-04


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    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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