Title:
HAIR MATERIAL FOR TOOTHBRUSH, METHOD FOR PRODUCING THE SAME, AND TOOTHBRUSH
Document Type and Number:
Japanese Patent JP2012229500
Kind Code:
A
Abstract:
To provide a hair material for a toothbrush that has an indicator function capable of confirming whether a mouth cleaning is thoroughly achieved by a hue change of the hair material, a method for producing the same, and a toothbrush.
There is provided a hair material for a toothbrush including cut bristles of a thermoplastic resin monofilament. A thermoplastic resin layer that contains a thermochromic compound a hue of which changes according to a temperature change in an amount of 0.5 to 20 wt.% is formed on a surface of the thermoplastic resin monofilament.
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Inventors:
MATSUMURA HIROYUKI
Application Number:
JP2011097134A
Publication Date:
November 22, 2012
Filing Date:
April 25, 2011
Export Citation:
Assignee:
TORAY MONOFILAMENT CO
International Classes:
D06M23/08; A46D1/00; A46D1/04; A61C17/00
Attorney, Agent or Firm:
Tomonori Iwami
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