PHOTOSENSITIVE COMPOSITIONS COMPRISING A PHOTOSENSITIVE POLYMER AND A PHOTOCHROMIC COMPOUND

• Main Authors: OSADA C,JA, SATOMURA M,JA, ONO H,JA
• Format: Patent
• Language: English
• Published: 16.04.1974
• Subjects: APPARATUS SPECIALLY ADAPTED THEREFOR; AUXILIARY PROCESSES IN PHOTOGRAPHY; CINEMATOGRAPHY; ELECTROGRAPHY; HOLOGRAPHY; MATERIALS THEREFOR; ORIGINALS THEREFOR; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR,STEREO-PHOTOGRAPHIC PROCESSES; PHOTOGRAPHY; PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES,e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTORDEVICES; PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHYSICS

A photosensitive composition comprising (1) a photosensitive high molecular weight compound having therein at least one of the units represented by the following general formulae (I) to (V) wherein R1 represents a hydrogen atom or a methyl group; R2 represents a hydrogen atom, a cyano group or a -COOR group in which R represents a hydrogen atom or an alkyl group having from 1 to 6 carbon atoms; R3 represents a group, a group, a group, or a group in which R5 represents a hydrogen atom, a halogen atom, a nitro group, a methyl group, an ethyl group, a methoxy group or an ethoxy group; R4 represents a hydrogen atom, an alkyl group having from 1 to 6 carbon atoms, or a halogenated alkyl group; R6 represents a -CH2 - CH2- group, a -CH = CH- group, or a group; X represents an oxygen atom or a group; n represents an integer of from 1 to 4; and m represents an integer of from 1 to 6, comprising a homopolymer of said units, a copolymer of said units, or a copolymer of said units and units of a monomer copolymerizable therewith; (2) a photochromic indolinobenzospiropyran derivative; and (3) a sensitizer is disclosed.