Method of flame activation of substrates

Coating processes – Electrical product produced – Integrated circuit – printed circuit – or circuit board

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427223, 204165, B05D 306

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active

046222375

ABSTRACT:
Physical method for the treatment of the surfaces of polyolefinic plastic laminates, polytetrafluoroethylene (PTFE), cardboards and metal sheets such as, particularly, aluminium and tinplate, of any thicknesses and widths, by means of a flame produced by the combustion of a mixture of air-hydrocarbon gas, characterized in that such a mixture is enriched with pure oxygen gas.

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patent: 3361587 (1968-01-01), Menikheim et al.
patent: 3364056 (1968-01-01), Seibel
patent: 3823061 (1974-07-01), Frayer et al.
patent: 3839743 (1974-10-01), Schwarcz
patent: 3914521 (1975-10-01), Beatty et al.
patent: 4197129 (1980-04-01), Muroi et al.
patent: 4422907 (1983-12-01), Birkmaier et al.
patent: 4468412 (1984-08-01), Fujii et al.

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