Rotary developer and method for its use

Details Rotary developer and method for its use Rotary developer and method for its use

1988-05-10

1989-01-24

Powell, William A.

Adhesive bonding and miscellaneous chemical manufacture

Delaminating processes adapted for specified product

Delaminating in preparation for post processing recycling step

134137, 134198, 134 33, 156640, 156655, 156668, 156345, B44C 122, B29C 3700

Patent

active

047999934

ABSTRACT:
A rotary developer for removing unhardened portions of a layer of an electronic part to form vias in the part. The developer orbits the layer about the axis in one direction while rotating the layer in an opposite direction eliminating leading and trailing edge effects on vias.

REFERENCES:
patent: 3072133 (1963-01-01), Martz
patent: 3348557 (1965-07-01), Adamson
patent: 3772104 (1973-11-01), Chandross et al.
patent: 3888674 (1975-06-01), Nygaard
patent: 3953265 (1976-04-01), Hood
patent: 4300581 (1981-11-01), Thompson
patent: 4541141 (1985-09-01), le Goff

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