Patent ID: 9326589
Filing Date: 2016-05-03
CPC Classification: A46B,A46D

Claim Text:
1. A makeup brush for powder cosmetics having S strands and Z strands of synthetic fiber hair materials at its tip, said makeup brush for powder cosmetics characterized in that wherein twisting pitches of S strands and Z strands of the hair materials are 10 mm to 30 mm and when the tip of the brush is deflected to trap the powder cosmetic to be contained in the brush tip part, the powder is evenly trapped over nearly entire surfaces at ends of brush hair materials, wherein the synthetic fiber hair materials are tapered by alkali treatment such that fine irregularities are chemically created on surfaces of the tapered hair materials, and said synthetic fiber hair materials have tensile characteristics of 20 cN/dtex to 40 cN/dtex in initial modulus and 35% to 95% in rate of recovery after 20% stretching.