Ink-storing member for writing instrument

Details Ink-storing member for writing instrument Ink-storing member for writing instrument

2006-05-02

2006-05-02

Nguyen, Tuan (Department: 3751)

Coating implements with material supply

Bifurcate pointed nib tool

Including reservoir and feeder

C401S141000, C401S142000, C401S192000

Reexamination Certificate

active

07037019

ABSTRACT:
An ink-storing member for a writing instrument which can inhibit deterioration in the ink caused by permeation of oxygen and nitrogen contained in air, inhibit leaking of the ink and generation of bubbles, enhance discharge stability of the ink, improve fragrance retention of a perfume-containing ink, prevent inferior writing brought about by reduction in an internal pressure of an ink-storing vessel in a pressure type writing instrument and prevent deterioration in the ink due to vaporization of moisture of a water-based ink and deterioration in the ink caused y moisture absorption in an oil-based ink. Such ink-storing member includes, for example, an ink-storing member for a writing instrument which is constituted of a multilayer structure having an organic high molecular compound layer constituted of an organic high molecular compound an inorganic compound layer constituted of an inorganic compound.

REFERENCES:
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patent: 5958532 (1999-09-01), Krause et al.
patent: 6200053 (2001-03-01), Asami et al.
patent: 6742952 (2004-06-01), Chen et al.
patent: 5-84236 (1993-12-01), None
patent: 08-133346 (1996-05-01), None
patent: 9-141180 (1997-06-01), None
patent: 2002-011989 (2002-01-01), None
patent: 2002-307890 (2002-10-01), None

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