Concentrate and aqueous developer for image-wise exposed recording materials

摘要

Developer concentrate containing water, agent(s) with an alkaline in water and an amphoteric surfactant also contains anionic surfactant(s), chelant(s), aminoalcohol(s) and N-alkoxylated mono- or poly-functional amine(s). Independent claims are also included for: (a) developer obtained by diluting the developer concentrate with tap water in 1:(0.5-10), preferably 1:(2-6) ratio; (b) regenerate concentrate containing 10-700%, especially 50-300% more alkali and ≤ 70%, preferably ≤ 50% more of the other constituents than the developer concentrate; (c) regenerate obtained by diluting the regenerate concentrate with tap water in 1:(0.5-10), preferably 1:(2-6) ratio.