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> Rianlong UV absorber UV329 polyamide polyurethane anti-UV agent low color stain
Rianlong UV absorber UV329 polyamide polyurethane anti-UV agent low color stain
Product introduction
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Rianlong UV absorber UV234 anti-aging PC added POM coating light stabilizer PU additives
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Li'anlong excellent with UV5050 coating light stabilizer compound coating high weather resistance UV absorber
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