SEMI-AROMATIC POLYAMIDE FIBER, SEMI-AROMATIC POLYAMIDE UNWOVEN FABRIC AND MANUFACTURING METHOD THEREFOR

PROBLEM TO BE SOLVED: To provide a sei-aromatic polyamide fiber consisting of semi-aromatic polyamide high in heat resistance and excellent in crystallinity and excellent in heat resistance and mechanical strength, the nonwoven fabric and a manufacturing method therefor.SOLUTION: Thee is provided a...

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Hauptverfasser:	CHIZUKA TAKESHI, DOMON TAKENORI, INAGAKI KOJI
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBONFILAMENTS BRAIDING CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS,THREADS, FIBRES, BRISTLES OR RIBBONS CHEMISTRY COMPOSITIONS BASED THEREON COTTON-WOOL FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS,NON-WOVEN FABRICS KNITTING LACE-MAKING MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARYMATERIAL METALLURGY NATURAL OR ARTIFICIAL THREADS OR FIBRES NON-WOVEN FABRICS ORGANIC MACROMOLECULAR COMPOUNDS SPINNING TEXTILES THEIR PREPARATION OR CHEMICAL WORKING-UP TRIMMINGS WADDING
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Zusammenfassung:	PROBLEM TO BE SOLVED: To provide a sei-aromatic polyamide fiber consisting of semi-aromatic polyamide high in heat resistance and excellent in crystallinity and excellent in heat resistance and mechanical strength, the nonwoven fabric and a manufacturing method therefor.SOLUTION: Thee is provided a semi-aromatic polyamide fiber or a semi-aromatic polyamide unwoven fabric consisting of semi-aromatic polyamide containing a terephthalic acid component and a diamine component, the diamine component is one or 1,8-octane diamine, 1,10-decane diamine, 1,12-dodecane diamine and a triamine unit to a diamine unit in polyamide is 0.3 mol% or less.SELECTED DRAWING: None 【課題】本発明の目的は、耐熱性が高く、結晶性に優れた半芳香族ポリアミドからなる耐熱性、機械強度が優れた半芳香族ポリアミド繊維、該不織布およびその製造方法を提供することにある。【解決手段】テレフタル酸成分とジアミン成分とを含み、ジアミン成分が１，８−オクタンジアミン、１，１０−デカンジアミン、１，１２−ドデカンジアミンのいずれかであり、ポリアミド中のジアミン単位に対するトリアミン単位が０．３モル％以下であることを特徴とする半芳香族ポリアミドからなる半芳香族ポリアミド繊維または半芳香族ポリアミド不織布。【選択図】なし