Surface roughening of ceramics and application to production of

Details Surface roughening of ceramics and application to production of Surface roughening of ceramics and application to production of

1988-09-28

1989-09-19

Powell, William A.

Adhesive bonding and miscellaneous chemical manufacture

Delaminating processes adapted for specified product

Delaminating in preparation for post processing recycling step

29846, 156654, 156656, 1566591, 156663, 156667, 156901, 252 792, 252 793, 252 795, 427 96, 427 98, 430313, 430318, B44C 122, C23F 102, C03C 1500, C03C 2506

Patent

active

048678430

ABSTRACT:
A surface of ceramic plate is roughened uniformly by immersing in a mixed solution comprising NH.sub.4 F, (NH.sub.4).sub.2 SO.sub.4, H.sub.2 SO.sub.4 and H.sub.2 O, followed by immersion in molten NaOH, and the resulting surface roughened ceramic plate can be used for producing a ceramic wiring board.

REFERENCES:
patent: 4647477 (1987-03-01), DeLuca
patent: 4683168 (1987-07-01), Hares
patent: 4721549 (1988-01-01), Bogenschutz et al.

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