Coating processes – Body member printing
Patent
1995-06-23
1999-02-16
Bell, Janyce
Coating processes
Body member printing
427145, 427384, A61B 5117
Patent
active
058718044
ABSTRACT:
The invention disclosed relates to a composition and method for enhancing the contrast of the lipid component of fingerprints and the like. The composition includes a metal chelate of the structural formula I ##STR1## wherein R is a UV-absorbing aromatic group, X is an electron attracting group, G is a synergic group containing a suitable polar functional group, and M is a metal ion, a suitable water-soluble organic solvent and water, at pH of 3 to 10.
REFERENCES:
patent: 5342645 (1994-08-01), Eisele et al.
patent: 5348159 (1994-09-01), Watkin
Watkin John E.
Wilkinson Della A.
Anderson J. Wayne
Bell Janyce
Her Majesty the Queen in right of Canada as represented by the S
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