Multi-sheet assembly using autogenous coating

Details Multi-sheet assembly using autogenous coating Multi-sheet assembly using autogenous coating

B - Operations, Transporting

41

M

283/29

B41M 5/124 (2006.01)

Patent

CA 1210034

- 15 - MULTI-SHEET ASSEMBLY USING AUTOGENOUS COATING Abstract of the Disclosure A multiply business form comprising a plurality of sheets in superposed relationship wherein the top sheet comprises a support bearing a localized coating com- prising both microscopic pressure rupturable capsules containing a chromogenic material, and an electron acceptor material. At least one underlying sheet can comprise a support bearing a second localized autogenous coating comprising chromogen-containing microscopic pressure rupturable capsules and an electron acceptor material on its upper surface wherein the localized autogenous coatings are non-coextensive.

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