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Synthesis and Characterization of a Phosphoramidic-Acid-Based Flame Retardant

아미드인산계 난연제 합성 및 물성 분석

  • Kim, Hyunki (Department of Organic and Nano System Engineering, Konkuk University) ;
  • Yoon, Jisoo (Hyundae Hichem Co.) ;
  • Shin, Mincheol (Hyundae Hichem Co.) ;
  • Yoon, Sanghyun (Department of Organic and Nano System Engineering, Konkuk University) ;
  • Shim, Jaeyun (Department of Organic and Nano System Engineering, Konkuk University) ;
  • Koh, Joonseok (Department of Organic and Nano System Engineering, Konkuk University)
  • 김현기 (건국대학교 유기나노시스템공학과) ;
  • 윤지수 (현대하이켐(주)) ;
  • 신민철 (현대하이켐(주)) ;
  • 윤상현 (건국대학교 유기나노시스템공학과) ;
  • 심재윤 (건국대학교 유기나노시스템공학과) ;
  • 고준석 (건국대학교 유기나노시스템공학과)
  • Received : 2017.05.03
  • Accepted : 2017.06.09
  • Published : 2017.06.30

Abstract

A new environment-friendly flame retardant, classified as a phosphoramidic-acid-based flame retardant, was synthesized by utilizing neopentyl glycol, phosphorus oxychloride, and ethylene diamine, for application to polyurethane artificial leather. The structure of the synthesized flame retardant was identified by $^1H$-NMR and FT-IR spectrophotometry and the thermal properties of the flame retardant were investigated by means of thermogravimetry and differential scanning calorimetry. The purity of the synthesized flame retardant was improved by the solvent exchange technique. Particle size reduction to a mean particle size of 374 nm was achieved by the ball milling process. Hydrolysis, solubility, and fire retardance tests suggest that the synthesized compound has good flame retardancy along with properties that are adequate for the manufacturing process of polyurethane artificial leather.

Keywords

References

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