An improved process for making pigment dispersions containing a single pigment that match the tinting strength of a standard dispersion. The process employs a faster and more accurate wet measurement technique for analyzing and matching the dispersions to a standard that utilizes the spectral transmittance of the wet dispersions over the visible spectrum.
申请公布号
WO02074866(A2)
申请公布日期
2002.09.26
申请号
WO2002US07879
申请日期
2002.03.14
申请人
E.I. DUPONT DE NEMOURS AND COMPANY
发明人
RODRIGUES, ALLAN, BLASE, JOSEPH;SCHERMACHER, KEN, STEPHEN;MARTINO, ANTHONY, JOSEPH;SPAHR, DOUGLAS, E.