Developer material including styrene-maleic anhydride...

Details Developer material including styrene-maleic anhydride... Developer material including styrene-maleic anhydride...

B - Operations, Transporting

41

M

42/9

B41M 5/136 (2006.01) B41M 5/155 (2006.01) G03F 7/00 (2006.01)

Patent

CA 2033573

Abstract of Disclosure A developer material produced by the process comprising the steps of: mixing and melting together a developer composition comprising esterfied or hydrolyzed styrene-maleic anhydride copolymer and an organic acid or metal salt threof capable of reacting with a chromogenic electron donating colorless precursor to form a visible image; cooling said melted mixture to form a solid material is disclosed; and dispersing said solid material in a coating medium. The developer sheet is particularly useful in photosensitive imaging systems.

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