Coating processes – Electrical product produced – Integrated circuit – printed circuit – or circuit board
Patent
1989-12-26
1991-07-16
Lawrence, Evan
Coating processes
Electrical product produced
Integrated circuit, printed circuit, or circuit board
427 32, 427 33, B05D 104
Patent
active
050324195
ABSTRACT:
A method for electrostatically depositing a first material, such as a lubricant, onto a second material where the first material comprises particles ranging in size from smaller to larger. The method comprises depositing the smaller particles of the first material onto adjacent portions of the second material moving through a depositing chamber and progressively depositing the larger particles of the first material onto the adjacent portions of the second material generally subsequent to the first depositing step.
REFERENCES:
patent: 2328577 (1943-09-01), Oglesby
patent: 4066803 (1978-01-01), Scholes et al.
patent: 4500561 (1985-02-01), Kim et al.
Lamirand Joseph B.
Raddatz Dwight B.
Alberding Gilbert E.
Ball Corporation
Lawrence Evan
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