Writing utensil having excellent cap-off performance

Details Writing utensil having excellent cap-off performance Writing utensil having excellent cap-off performance

2006-02-21

2006-02-21

Nguyen, Tuan (Department: 3751)

Coating implements with material supply

Material flows through porous tool

Wick feed from within reservoir to tool

C401S198000

Reexamination Certificate

active

07001094

ABSTRACT:
Provided is a writing instrument in which a pen tip comprising a fibrous feed or a plastic feed is coated with a coating agent comprising a substance providing a cap-off property, wherein a fluorine base surfactant and/or a silicone base surfactant are added to an ink for the above writing instrument, and/or a substance which is solid at room temperature and has a solubility of 5% or less in an ink solvent at room temperature and which has a polar functional group is added to the coating agent, whereby the writing instrument having an excellent cap-off performance can be obtained.

REFERENCES:
patent: 3881828 (1975-05-01), Jones
patent: 4545818 (1985-10-01), Inoue et al.
patent: 4838723 (1989-06-01), Suzuki et al.
patent: 5013361 (1991-05-01), Case, et al.
patent: 5763525 (1998-06-01), Abber et al.
patent: 5961703 (1999-10-01), Fraas
patent: 6474893 (2002-11-01), Osada et al.
patent: 62-9437 (1987-02-01), None
patent: 62-34352 (1987-07-01), None
patent: 63-178177 (1988-07-01), None
patent: 1-35028 (1989-07-01), None
patent: 2-232277 (1990-09-01), None
patent: 2594457 (1996-12-01), None
patent: 11-335612 (1999-12-01), None
patent: WO 97/16499 (1997-05-01), None
patent: WO 00/37265 (2000-06-01), None
Non-official English translation of JP11-335612A.

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