Hydrophilic ink passage

Details Hydrophilic ink passage Hydrophilic ink passage

1996-09-27

1998-12-08

Lund, Valerie

Incremental printing of symbolic information

Ink jet

Ejector mechanism

347 47, 347 92, B41J 219

Patent

active

058477306

ABSTRACT:
The present invention relates to an ink passage having surface which has a film comprising a fine particle of an inorganic oxide having a hydrophilic group. The surface of the ink passage according to the present invention has a high hydrophilicity and can rapidly remove bubbles formed within the ink passage. The recording head according to the present invention need not conduct filling of a liquid in the course of transportation and can be transported in an empty state.

REFERENCES:
patent: 5482660 (1996-01-01), Yamamoto et al.

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