Patent name: Photosensitive resin composition for laser-engraving printing original plate

Patent name: Photosensitive resin composition for laser-engraving printing original plate

Patent Application No. 4 Publication number: 1522203

Application Date: 2002.08.30 Public Day: 2004.08+18

Applicant: Asahi Kasei Chemicals Co., Ltd.

The present invention discloses a laser-engraving photosensitive resin composition for a printing original plate and a laser-engraveable printing original plate manufactured using the above-mentioned photosensitive resin composition. The photosensitive resin composition contains (a) a polymerizable unsaturated group in an amount having a number average molecular weight of 1,000 to 100,000 and an average number of polymerizable unsaturated groups per molecule of at least 0.7. 20°C is 10 parts by weight of a plastomer resin, and (b) 200 parts by weight of an organic compound having a number average molecular weight of less than 1,000, at least one polymerizable unsaturated group per molecule, and (c) an inorganic porous body 1 to 100 parts by weight.

Reprinted from: Printed Today