Title:
BRUSH TIP AND LIQUID APPLICATOR HAVING BRUSH TIP
Document Type and Number:
Japanese Patent JP2020175608
Kind Code:
A
Abstract:
To provide a brush tip having flexibility as fibers of the brush tip, in aspects of a kind of fibers, a chemical structure of fibers, fiber diameters, a crimping degree and a recovery degree after deformation, and a liquid applicator having the brush tip.SOLUTION: A brush tip is formed in a desired shape after bundling fibers having 50% or more of a 20% elongation recovery ratio and bonding with a resin binder. Further, a bulky ratio of the fibers is set 125% or less. Further, polytrimethylene terephthalate fibers are used for the fibers. Further, a single yarn of the fiber is set to 4 dtex or less, and polyurethane resin is used for the resin binder. A liquid applicator has the brush tip.SELECTED DRAWING: None
Inventors:
ASAI YUTO
Application Number:
JP2019080145A
Publication Date:
October 29, 2020
Filing Date:
April 19, 2019
Export Citation:
Assignee:
TEIBOW CO LTD
International Classes:
B43K1/12; A45D34/04; B05C17/10; B43K8/02
Domestic Patent References:
| JP2002019368A | 2002-01-23 | |||
| JP2012005816A | 2012-01-12 | |||
| JP2000212845A | 2000-08-02 | |||
| JP2000118186A | 2000-04-25 |
Foreign References:
| WO2012111106A1 | 2012-08-23 |
Other References:
"PTT繊維「ソロテックス」", 繊維機械学会誌 VOL.56, NO.11, vol. 56, no. 11, JPN6022051148, 2003, pages 456 - 459, ISSN: 0005016391
Attorney, Agent or Firm:
Eichi International Patent Office