BRISTLE MATERIAL FOR TOOTHBRUSH AND TOOTHBRUSH

Title:

BRISTLE MATERIAL FOR TOOTHBRUSH AND TOOTHBRUSH

Document Type and Number:

Japanese Patent JP2004298328

Kind Code:

A

Abstract:

To provide a bristle material for toothbrush and a toothbrush, which have a suitable flexibility, and improved cleaning performance and comfortable feeling, while maintaining small elastic deformation in water absorption of a polyester resin and excellent durability.

The bristle material for toothbrush and the toothbrush includes monofilament bristles having a flexing resiliency of ≥65 % obtained by melt-spinning the mixture of 95-55 wt.% of polyester resin and 5-45 wt.% of polyester elastomer.

Inventors:

MIZUTA MAKOTO
YAMADA KUNIO
TANAKA ISAO

Application Number:

JP2003093665A

Publication Date:

October 28, 2004

Filing Date:

March 31, 2003

Export Citation:

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Assignee:

TORAY MONOFILAMENT CO

International Classes:

A46D1/04; (IPC1-7): A46D1/04

Attorney, Agent or Firm:

Tomonori Iwami

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