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1、2OLESTER RA4809(XRA2109)Examination No. OLESTER RA4809(XRA2109) is the development UV cure resin that has excellent abrasion resistance and excellent performance that can be thickly coated. Excellent performance that can be thickly coatedExcellent abrasion resistance,Excellent chemical resistance.Ex
2、cellent adhesion to Polyamide Resin (Reny)Excellent recoated performance SPECIFICATIONSOLESTER RA4809(XRA2109)Resin typeUrethane-acrylateNumber offunctional groups5AppearanceClearNon-Volatile (%)75%Viscosity (GH/25C)A3BSolvent Ethyl acetateIPA241 PERFORMANCE TESTCoating TestFormulationPhoto-initiato
3、r=3wt%/resin solid（Photo-initiator ： Irgacure 184 （CHIBA SPECIALITY CHEMICALS K.K）Coating ScheduleDry condition：60x1min ,Thickness=10m(dry)UV condition：Curing100Wx3(High pressure mercury bulb)Lamp height10cm, Line speed = 10m/min, Amount of irradiation 600mJ/cm2 (2Pass) TEST RESULTS (1)OlesterNo.Our
4、 oldUV resinOLESTER RA4809(XRA2109)Max. ThicknessThe highest coating thickness in which coating can be done2025-30AdhesionSubstratesABS100/100100/100PET100/100100/100PC100/100100/100PMMA0/1000/100Polyamide Resin (Reny)0/100100/100A1050P (Pure aluminum)0/1000/100A5052P(Al-Mg alloy)0/1000/100SUS304(Fe
5、-Cr-Ni alloy)0/1000/100PB-N144 1)0/1000/100Al deposition0/1000/100Sn deposition0/1000/100Abrasion resistanceSubstrate：PCrubbing with steel wool #0000, 10 timesExcellentExcellentPencil Hardness Substrate:PCSubstrate: RenyHH3HChemical resistance Substrate:ABSWorm water resistance(40x24HrDip)EtOH resis
6、tance (40x24HrDip)Excellent 2)Excellent 2)Excellent 2)Excellent 2)1)：PB-N144(Phosphoric acid zinc processing steel board)2)：No externals change and Adhesion 100/100 TEST RESULTS (2)Substrate: RenyOlesterNo.Our oldUV resinXRA2109Adhesion0/100100/100Pencil Hardness -3HBoiling water resistance(100x1HrD
7、ip)-Excellent 2)Recoat performanceXRA2109(10)XRA2109(10)Substrate: RenyAdhesionPencil HardnessAbrasion resistancerubbing with steel wool #0000, 10 timesBoiling water resistance (100x1HrDip)Heat resistance85x1Hr after cuts with the cutter0/100-100/1003HExcellentExcellent 2)Excellent 2)Crack none2)：No
8、 externals change and Adhesion 100/100The information in this instruction sheet, given in good faith, is based on results gained from experience and tests. However, all recommendations or suggestions are made without guarantee, since the conditions of usage are beyond our control. Specifications are subject to change without notice.
