The present invention relates to a functional absorbent which may maintain a form of powder or gel before and after moisture absorption and have high hygroscopicity to present stability of contents after moisture absorption, and may remove acid gas generated by dissociation of deliquescent components absorbing moisture to increase rust prevention which may stably transport and store a product such as batteries for electric vehicle for a long time. A functional absorbent for packaging electric vehicle batteries using an acid scavenger comprises: magnesium chloride (MgCl_2) of 50 to 90 parts by weight, water solution polymer of 5 to 20 parts by weight, an acid scavenger of 1 to 10 parts by weight, and rust inhibitor of 3 to 20 parts by weight.

    본 발명은 흡습 전후에도 분말상 또는 겔상의 형태가 유지됨과 동시에 높은 흡습성을 가짐으로써 흡습 후에도 내용물의 안정성을 부여할 수 있고, 수분을 흡수한 조해성 성분의 해리에 의해 발생되는 산성 가스의 제거가 가능하여 방청성이 우수해 장시간 동안 전기자동차용 배터리 등과 같은 제품을 안정적으로 운송·보관할 수 있도록 하는 기능성 흡습제에 관한 것으로, 본 발명에 따른 산 스캐빈저를 이용한 전기차 배터리 포장용 기능성 흡습제는 염화마그네슘(MgCl2) 50 내지 90 중량부, 수용성 고분자 5 내지 20 중량부, 산 스캐빈저 1 내지 10 중량부 및 방청제 3 내지 20 중량부를 포함한다.


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    Title :

    Functional desiccant for EV battery packaging using acid scavenger


    Additional title:

    산 스캐빈저를 이용한 전기차 배터리 포장용 기능성 흡습제


    Contributors:

    Publication date :

    2022-05-10


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    B01D SEPARATION , Trennen / B01J Chemische oder physikalische Verfahren, z.B. Katalyse oder Kolloidchemie , CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / B65D Behältnisse zur Lagerung oder zum Transport von Gegenständen oder Materialien [Container], z.B. Säcke, Beutel, Fässer, Flaschen, Dosen, Kästen, Büchsen, Schachteln, Packkörbe, Tonnen, Gläser, Flüssigkeitsbehälter, Trichtersilos, Transportbehälter , CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY



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