Water- and solvent-resistant diazo screen printing platemaking photoresist
A technology for screen printing and photosensitive adhesive, which is applied in the field of water-resistant and solvent-resistant diazo-based screen printing plate-making photosensitive adhesives. Effect
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Example
[0048] example 1
[0049] Weigh the raw materials according to the following ratio:
[0050] PVA14-88 (polyvinyl alcohol, average polymerization degree 1400, alcohol whiteness 88%) 10 kg,
[0051] PVAC-A (40% polyvinyl acetate-acrylate copolymer, solid content 40%) 80 kg,
[0052] Silicone modified epoxy resin (20% solid content) 5 kg,
[0053] 1,6-hexanediol diacrylate, a photocrosslinking active monomer, 2 kg,
[0054] Silicone defoamer / leveling agent 0.2 kg,
[0055] Sensitizing dye 0.5 kg,
[0056] Photosensitizer (diazo resin) 0.5 kg,
[0057] 1.8 kg of water.
[0058] Stir the above products evenly in the mixing tank to obtain the desired product.
Example
[0059] Example 2
[0060] Weigh the raw materials according to the following ratio:
[0061] Modified PVA (modified with formaldehyde, solid content 10%) 40 kg,
[0062] PVAC-A (40% polyvinyl acetate-acrylate copolymer, solid content 40%) 40 kg,
[0063] Silicone modified polyurethane resin (20% solid content) 10 kg,
[0064] 1,6-hexanediol diacrylate, a photo-crosslinking active monomer, 5 kg,
[0065] Silicone defoamer / leveling agent 0.2 kg,
[0066] Sensitizing dye 0.5 kg,
[0067] Photosensitizer (diazo resin) 0.5 kg,
[0068] 3.8 kg of water.
[0069] Stir the above products evenly in the mixing tank to obtain the desired product.
Example
[0070] Example 3
[0071] Weigh the raw materials according to the following ratio:
[0072] PVA14-88 (polyvinyl alcohol, average polymerization degree 1400, alcohol whiteness 88%) 20 kg,
[0073] PVAC-A (40% polyvinyl acetate-acrylate copolymer, solid content 40%) 60 kg,
[0074] Organic silicon modified epoxy resin (20% solid content) 15 kg,
[0075] 1,6-hexanediol diacrylate, a photo-crosslinking active monomer, 3 kg,
[0076] Silicone defoamer / leveling agent 0.2 kg,
[0077] Sensitizing dye 0.5 kg,
[0078] Photosensitizer (diazo resin) 0.5 kg,
[0079] 0.8 kg of water.
[0080] Stir the above products evenly in the mixing tank to obtain the desired product.
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