An organic solvent-based piezo ink is disclosed having (a) a particulate material; (b) a binder; (c) a plasticizer; (d) an organic solvent; (e) a fluorochemical surfactant; and (f) an antifoaming agent including an oil. Preferably, the particulate material is provided by an antifoaming silicone oil. Optionally, light and heat stabilizers are also included. Methods of making and using this ink are also disclosed.
Screen Printing Process Using Water-Based Chemical Composition
Ronald R. Adkins - Woodbury MN Charles J. Fabbrini - Stillwater Township, Washington County MN Neal T. Strand - Woodbury MN
Assignee:
Minnesota Mining and Manufacturing Company - St. Paul MN
International Classification:
B05D 136
US Classification:
427265
Abstract:
A method of screen printing water-based chemical compositions is provided, where the water-based chemical compositions are virtually solventless, that is, having less than 12% volatile organic solvents when press ready, and the method produces screen printed substrates that are weather-resistant and have excellent color retention.
Piezo Inkjet Inks And Methods For Making And Using Same
Ronald R. Adkins - Woodbury MN Robert M. Vorwerk - St. Paul MN Ronald K. Thery - New Brighton MN
Assignee:
3M Innovative Properties Company - St. Paul MN
International Classification:
C09D 1100
US Classification:
106 316
Abstract:
An organic solvent-based piezo ink is disclosed having (a) pigment particles; (b) binder; (c) plasticizer; (d) organic solvent; (e) a fluorochemical surfactant; and (f) an antifoaming agent comprising silica and silicone oil. Optionally light and heat stabilizers are also included. Method of making and using this ink are also disclosed.