Polypropylene Containing Small Amount of Polar Polymers(II) - Preparation and Properties of Fiber -

극성고분자를 첨가한 폴리프로필렌(II) -섬유의 제호와 특성 -

  • 손태원 (영남대학교 공과대학 섬유패션학부) ;
  • 김학묵 (영남대학교 공과대학 섬유패션학부) ;
  • 정민기 (영남대학교 공과대학 섬유패션학부) ;
  • 이남순 (동양공업전문대학 화학공업과) ;
  • 전옥화 (영남대학교 공과대학 섬유패션학부)
  • Published : 2002.04.01

Abstract

In order to develop dyeable polypropylene fibers, polypropylene-polar polymer blends and their blend fibers, which were prepared via melt blending of polypropylene(PP) with ethylene-vinyl acetate copolymer containing 28 wt% of vinyl acetate (E77(28)) and 38 wt% of vinyl acetate (EVA(38)) and phenolic resin novolac (PRN), at various compositions, were studied. Crystallite size, orientation, and dynamic mechanical properties of the blend fibers were investigated. Apparent dye adsorption (K/S value) and dyeing fastness were measured. Especially PP/EVA(28) blend fiber exhibited mechanical properties as high as those of PP fibers. K/S values were increased with increasing EVA content up to 7 wt% dependent on the chemical structure of dyes. Red dye was adsorbed much more than blue and yellow dyes due to the affinity between dye and fibers. Washing and light fastness was excellent and comparable to polyester.

Keywords

References

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