Patent ID: 9738816
Date: 2017-08-22
CPC Classifications: B05D,B29D,C03C,C09J,G02F

Claim:
1. A process, comprising: providing a coating head, the coating head comprising an external opening in flow communication with a source of a first coating liquid; positioning the coating head relative to a substrate to define a gap between the external opening and the substrate; creating relative motion between the coating head and the substrate in a coating direction; and dispensing a pre-determined quantity of the first coating liquid from the external opening onto at least a portion of at least one major surface of the substrate to form a discrete patch of the first coating liquid in a predetermined position on at least a portion of the major surface of the substrate, the patch having a thickness and a perimeter, wherein the first coating liquid as dispensed exhibits a viscosity of at least 1 Pascal-sec, optionally wherein a stencil is not used to form the discrete patch.