Environment-friendly anti-tearing toughening modified silicon PU flame-retardant plastic material
A toughening modification and anti-tearing technology, which is applied in polyester coatings, polyurea/polyurethane coatings, coatings, etc., to improve mechanical properties, ensure safety and environmental performance, and improve overall tear resistance and toughness.
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Embodiment 1
[0016] An environment-friendly tear-resistant and toughened modified silicon PU flame-retardant plastic surface layer, which includes from top to bottom: a water-based paint layer, a tear-resistant and toughened modified layer, a shock-absorbing silicon PU elastic layer and a sealing primer layer; The water-based paint layer is sprayed or brushed on the tear-resistant and toughened modified layer.
[0017] The water-based paint layer includes the following components in weight percentage: 30% water-based polyurethane acrylate, 15% acrylate isohydrate, 20% water-based saturated polyester resin, 20% reactive diluent, 3% photoinitiator, leveling Agent 1.5%, the balance is deionized water, the total amount is 100%. Wherein, the reactive diluent is a mixture of tripropylene glycol diacrylate, trimethylolpropane triacrylate and ethylene glycol diacrylate in a mass ratio of 2:1:1; the photoinitiator is 2-Hydroxy-2-methyl-p-hydroxyethyl ether phenylacetone-1; the leveling agent is BY...
Embodiment 2
[0021] An environment-friendly tear-resistant and toughened modified silicon PU flame-retardant plastic surface layer, which includes from top to bottom: a water-based paint layer, a tear-resistant and toughened modified layer, a shock-absorbing silicon PU elastic layer and a sealing primer layer; The water-based paint layer is sprayed or brushed on the tear-resistant and toughened modified layer.
[0022] The water-based paint layer comprises the following components in weight percent: 40% water-based polyurethane acrylate, 15% acrylate isohydrate, 10% water-based saturated polyester resin, 20% reactive diluent, 5% photoinitiator, leveling agent 1.5%, the balance is deionized water, the total amount is 100%. Wherein, the reactive diluent is a mixture of tripropylene glycol diacrylate, trimethylolpropane triacrylate and ethylene glycol diacrylate in a mass ratio of 3:2:1; the photoinitiator is 2-Hydroxy-2-methyl-p-hydroxyethyl ether phenylacetone-1; the leveling agent is BYK3...
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