Analytic method for use in electronic circuit assembly operation

Details Analytic method for use in electronic circuit assembly operation Analytic method for use in electronic circuit assembly operation

1992-04-02

1993-04-13

Arbes, Carl J.

Metal working

Method of mechanical manufacture

Electrical device making

134 2219, 210902, 228103, 361400, H05K 334

Patent

active

052011143

ABSTRACT:
The accuracy of detection of the quantity of a rosin flux residue (18) left on an electronic assembly (11) after a cleaning operation is improved by using gel permeation chromatography for such detection.

REFERENCES:
patent: 4244505 (1981-01-01), Stokes, Jr. et al.
patent: 4244506 (1981-01-01), Stokes, Jr. et al.
"Cleaning and Cleanliness Test Program Phase I Test Results", Guidelines Report, IPC, Lincolnwood, Ill., pp. 33-38.
"Modern Size-Exclusion Liquid Chromatography", W. W. Yaw et al., John Wiley and Sons, Inc., 1979, pp. 381-449.

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