MULTICOLOR IMAGING USING MULTIPHOTON PHOTOCHEMICAL PROCESSES

申请号 PCT/US0140981 申请日 2001-06-14 公开(公告)号 WO0196952A3 公开(公告)日 2002-05-10
申请人 3M INNOVATIVE PROPERTIES CO; DEVOE ROBERT J; DEMASTER ROBERT D; DUERR BROOK F; KITCHIN JON P; VOGEL DENNIS E; 发明人 DEVOE ROBERT J; DEMASTER ROBERT D; DUERR BROOK F; KITCHIN JON P; VOGEL DENNIS E;
摘要 A multilayer imageable article with at least two layers including a multiphoton imageable composition. The composition includes a multiphoton-sensitive photoactive system and at least one of a dye and a dye precursor. The photoactive system includes a multiphoton sensitizer capable of simultaneously absorbing at least two photons, an electron acceptor capable of transformation to a dye-activating species upon interaction with the multiphoton sensitizer subsequent to absorption of at least two photons, and optionally an electron donor.
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