Preflux coating composition for copper

Details Preflux coating composition for copper Preflux coating composition for copper

1992-08-10

1993-12-14

Lusignan, Michael

Stock material or miscellaneous articles

Composite

Of metal

427 96, 427384, 428901, B32B 900, B32B 1504

Patent

active

052701174

ABSTRACT:
A preflux composition suitable for use as a preflux for protecting the solderability of copper during a heating cycle comprising rosin, antioxidant, and a solvent system comprised of glycol ether and terpene, process for protecting the solderability of copper which is to be subjected to a heating cycle prior to soldering comprising using said preflux composition, and articles comprising printed circuits or wiring boards which have copper areas coated with said preflux composition.

REFERENCES:
patent: 2733155 (1956-01-01), Williams et al.
patent: 3352701 (1967-11-01), Goetz
patent: 3366499 (1968-01-01), Liebscher
patent: 4441924 (1984-04-01), Arbib

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