지환족 디카르복실산을 포함하는 디카르복실산과 디아민과의 중축합물로 이루어지는 폴리아미드 멀티필라멘트 섬유로서, 이하의 요건: (a) 상기 디카르복실산에 대한 상기 지환족 디카르복실산의 비율이 50 몰% 이상이다; (b) 상기 폴리아미드 멀티필라멘트 섬유의 총 섬도가 100 dtex 이상이다; 및 (c) 상기 폴리아미드 멀티필라멘트 섬유의 크로스비(최대 직경/최소 직경)가 1.7 이하이다;를 만족하는 상기 폴리아미드 멀티필라멘트 섬유, 이 섬유를 포함하는 코드, 이 코드로 이루어지는 염직물 및 이 염직물을 캡 플라이에 적용한 타이어를 제공한다. 본 발명에 따른 폴리아미드 멀티필라멘트 섬유는, 고Tg, 고강도이며, 방사 안정성, 섬유의 균일성도 우수하여, 이것을 이용한 타이어 코드는 고무 접착성이 우수하고, 타이어에 고온에서의 양호한 치수 안정성을 부여할 수 있다.

    Provided are: a polyamide multifilament fiber comprising a polycondensate of a diamine and a dicarboxylic acid including an alicyclic dicarboxylic acid, and fulfilling conditions (a), (b), and (c); a cord including the fiber; a fabric comprising said cord; and a tire applying said fabric to the cap ply thereof. (a): the ratio of alicyclic dicarboxylic acid to dicarboxylic acid being at least 50 mol%. (b): the total fineness of the polyamide multifilament fiber being at least 100 dtex. (c): the cross ratio (maximum diameter/minimum diameter) of the polyamide multifilament fiber being no more than 1.7). This polyamide multifilament fiber is high-Tg and high strength and has excellent spinning strength and fiber uniformity. The tire cord using same has excellent rubber adhesion properties and is capable of applying good dimensional stability to the tire at high temperatures.


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    Title :

    POLYAMIDE MULTIFILAMENT FIBER AND TIRE CORD INCLUDING SAID FIBER


    Additional title:

    폴리아미드 멀티필라멘트 섬유 및 이 섬유를 포함하는 타이어 코드


    Contributors:
    SATO YUSUKE (author) / NAYUKI RYO (author)

    Publication date :

    2016-07-22


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    B60C VEHICLE TYRES , Fahrzeugreifen / D01F Chemische Gesichtspunkte bei der Herstellung von produzierten Filamenten, Zwirnen, Fasern, Borsten oder Bändern , CHEMICAL FEATURES IN THE MANUFACTURE OF MAN-MADE FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS / C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS , Makromolekulare Verbindungen, anders erhalten als durch Reaktionen, an denen nur ungesättigte Kohlenstoff-Kohlenstoff-Bindungen beteiligt sind / D02G CRIMPING OR CURLING FIBRES, FILAMENTS, YARNS, OR THREADS , Kräuseln oder Texturieren von Fasern, Fäden, Garnen oder Zwirnen



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