Lichtempfindliches Harz und daraus hergestelltes Element.

摘要

A polymeric compound having the formula wherein R is selected from the group consisting of phenyl and C1 to C4 alkyl substituted phenyl; K is selected from the group consisting of -@-, -S-, -O-, and -CH2-, or is absent; P and P1 are selected from the group consisting of C1 to C4 alkyl, methoxy, ethoxy, butoxy, and H; P1 may be the same as P or different; and X<-> is a sulfonate anion; and n ranges from about 50 to 1500. s