Device for preparing ink jet recording head with channels containing energy generating elements
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United States of America Patent
Stats
-
Aug 2, 1994
Grant Date -
N/A
app pub date -
Oct 18, 1991
filing date -
Oct 18, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A process for preparing an ink jet recording head, comprises: the step for providing a first material which is volatilized by imparting an active energy in a layer on a substrate; the step for patterning the layer of said first material by imparting said active energy to the layer of said first material corresponding to the pattern of ink channels communicated to the discharging outlet which discharges ink; the step for providing a second material so as to cover the layer of said material shaped in the pattern formed by said step; and the step for forming said ink channels by volatilization of the layer of said pattern shaped first material coated with said second material by imparting said active energy.
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- Non-US Classification not provided for expired patents
Cited Art Landscape
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