China Plastics ›› 2009, Vol. 23 ›› Issue (08): 66-68 .DOI: 10.19491/j.issn.1001-9278.2009.08.014

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Study on the Preparation of the Environmental Protective Flame Retardant Wet-process PU leather

LI Dao-peng;HUANG Wan-lin;YAO He-ping;WANG Yi-feng;WANG Yan-wu   

  • Received:2009-04-07 Revised:2009-06-03 Online:2009-08-26 Published:2009-08-26

Abstract: Liquid phosphate ester flame retardants were applied onto polyester / cotton fabric at a loading of 5wt% based on dry fabric via impregnation, resulting a fabric with B level of United States FMVSS-302 standard. Six flame retardants were introduced into polyurethane to study the fire retardant effect. It was found that aluminum hydroxide/resorcinol dual/phosphate (12/2/2 by weight) composite fire retardant system may result in a combustion rate of 0 mm / min, achieving A level, from which environment-friendly, fire-retardant synthetic leather could be produced.

Key words: polyurethane, synthetic leather, flame retarding agents, flame retardency