The invention discloses a sandblasting-proof emulsion photosensitive resin, which comprises the following parts: 30-60 wt percent polyurethane prepolymer, 20-50 wt percent water-soluble photosensitive resin and 01.-20 wt percent photopolymerizing initiator. The invention can dissolve in the pure water or diluted alkaline water solution, which can connects the barrier layer stickly to reduce the bubble, which improves the excellent-production ration in the fine image masking of plasma display screen barrier. |