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THERMO AND ACTIVE ENERGY RAY CURABLE RESIN COMPOSITION USED FOR PROTECTING LAYER OF TRANSFER MATERIAL TRANSFER MATERIAL SURFACE PROTECTING MATERIAL AND PROCESS FOR PRODUCING MOLDED ARTICLE EXCELLENT IN ABRASION RESISTANCE AND CHEMICAL RESISTANCE.
THERMO AND ACTIVE ENERGY RAY CURABLE RESIN COMPOSITION USED FOR PROTECTING LAYER OF TRANSFER MATERIAL TRANSFER MATERIAL SURFACE PROTECTING MATERIAL AND PROCESS FOR PRODUCING MOLDED ARTICLE EXCELLENT IN ABRASION RESISTANCE AND CHEMICAL RESISTANCE.
THE SHEET MATERIAL OF THE PRESENT INVENTION HAS A PROTECTING LAYER (102) WHICH COMPRISES A HEAT REACTANT OF A HEAT AND ACTIVE ENERGY RAY CURABLE RESIN COMPOSITION COMPRISING AS AN ACTIVE INGREDIENT A POLYFUNCTIONAL ISOCYANATE AND A POLYMER HAVING A (METH) ACRYL EQUIVALENT WEIGHT FROM 100 TO 300 G/EQ, A HYDROXYL VALUE FROM 20 TO 500 AND A WEIGHT-AVERAGE MOLECULAR WEIGHT FROM 5000 TO 50000. AND, THIS PROTECTING LAYER (102) APPLIED TO THE SURFACE OF A MOLDED ARTICLE (307) IS CURED BY ACTIVE ENERGY RAY IRRADIATION. THEREFORE, A MOLDED ARTICLE (307) EXCELLENT IN ABRASION RESISTANCE AND CHEMICAL RESISTANCE CAN BE OBTAINED, AND CRACKING IS NOT CAUSED IN THE CURVED PART OF THE MOLDED ARTICLE. FURTHER, SINCE THE PROTECTING LAYER (102) IS CURED IN PART BY HEAT IN SHEET MATERIAL PRODUCTION, A LARGE SCALE ACTIVE ENERGY RAY IRRADIATION APPARATUS IS NOT REQUIRED IN ACTIVE ENERGY RAY IRRADIATION TO REALIZE LOW COST. FIGURE 1
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机译:本发明的板材具有保护层(102),该保护层包括热和活性能量射线可固化树脂组合物的热反应物,该热反应物包括作为活性成分的多官能异氰酸酯和重量为100重量%(甲基)的聚合物到300 G / EQ,羟值从20到500,平均分子量从5000到50000。并且,该保护层(102)通过活性能量射线应用于模制品(307)的表面辐照。因此,可以获得耐磨性和耐化学性优异的模制件(307),并且模制件的弯曲部分不会产生裂纹。此外,由于保护层(102)在板材生产中部分地是由热引起的,因此在有源能量射线辐照中不需要大型的有源能量射线辐照装置以实现低成本。图1
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