G - Physics – 01 – J
Patent
G - Physics
01
J
73/55
G01J 3/46 (2006.01) G01N 33/32 (2006.01)
Patent
CA 1321897
PV 34434 ABSTRACT OF THE DISCLOSURE Measurement of a colour property of wet paint, such as lightness by calorimetry or photospectrometry, is carried out on a sample volume contained in a vessel and while the sample volume is subjected to shearing forces and advantageously also turbulence. The shearing and turbulence are created by a rotating disc having a spiral rib configuration on one surface which faces a window through which the measurements are made by a colorimeter or spectrophotometer.
573854
Colclough Michael L.
Shepherd Elizabeth Z.
Taylor Celia C.
Colclough Michael L.
Imperial Chemical Industries Plc
Marks & Clerk
Shepherd Elizabeth Z.
Taylor Celia C.
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