A new process was developed for synthesis of acrylated alkyd resin in which a methyl methacrylate (MMA) is copolymerized with a maleinized alkyd resin.The effect of the concentration of MMA and initiator, addition met...A new process was developed for synthesis of acrylated alkyd resin in which a methyl methacrylate (MMA) is copolymerized with a maleinized alkyd resin.The effect of the concentration of MMA and initiator, addition methods on the film properties has been investigated.It was showed, compared with the conventional modified alkyd resin, the MMA modified alkyd resin made by the new process is superior in appearance of film, impact resistance and resistance to petrol.The new process broadens the materials source of modified alkyds, reduces the cost of product.The satisfactory formulations are obtained with 30%-40% of methyl methacrylate, 3.0% of initiator and 60%-70% maleinized alkyd resin.The key technique in this process is the addition method, which MMA and based alkyd are added into reactor together, and initiator is introduced into the reacted mixture gradually in four hours.展开更多
基于大宗固体废物利用,以甲基丙烯酸甲酯(MMA)、废有机玻璃、过氧化苯甲酰(BPO)、粉煤灰、木屑、氢氧化镁[Mg(OH)2]和乙烯-醋酸乙烯共聚物(EVA)树脂为原料,溶解、共混、聚合三步研究一种回收利用率高、回收过程节能环保、成本低廉和附...基于大宗固体废物利用,以甲基丙烯酸甲酯(MMA)、废有机玻璃、过氧化苯甲酰(BPO)、粉煤灰、木屑、氢氧化镁[Mg(OH)2]和乙烯-醋酸乙烯共聚物(EVA)树脂为原料,溶解、共混、聚合三步研究一种回收利用率高、回收过程节能环保、成本低廉和附加值高的废有机玻璃回收再利用方法。并且对有机玻璃板材阻燃性能和力学性能进行研究。结果表明,Mg(OH)2的加入量为30%、EVA树脂的加入量为4.5%,有机玻璃板材的阻燃级别为HB级,板材的硬度为91HD、冲击强度为4.75 k J/m2,弯曲强度为47 MPa。展开更多
文摘A new process was developed for synthesis of acrylated alkyd resin in which a methyl methacrylate (MMA) is copolymerized with a maleinized alkyd resin.The effect of the concentration of MMA and initiator, addition methods on the film properties has been investigated.It was showed, compared with the conventional modified alkyd resin, the MMA modified alkyd resin made by the new process is superior in appearance of film, impact resistance and resistance to petrol.The new process broadens the materials source of modified alkyds, reduces the cost of product.The satisfactory formulations are obtained with 30%-40% of methyl methacrylate, 3.0% of initiator and 60%-70% maleinized alkyd resin.The key technique in this process is the addition method, which MMA and based alkyd are added into reactor together, and initiator is introduced into the reacted mixture gradually in four hours.
文摘基于大宗固体废物利用,以甲基丙烯酸甲酯(MMA)、废有机玻璃、过氧化苯甲酰(BPO)、粉煤灰、木屑、氢氧化镁[Mg(OH)2]和乙烯-醋酸乙烯共聚物(EVA)树脂为原料,溶解、共混、聚合三步研究一种回收利用率高、回收过程节能环保、成本低廉和附加值高的废有机玻璃回收再利用方法。并且对有机玻璃板材阻燃性能和力学性能进行研究。结果表明,Mg(OH)2的加入量为30%、EVA树脂的加入量为4.5%,有机玻璃板材的阻燃级别为HB级,板材的硬度为91HD、冲击强度为4.75 k J/m2,弯曲强度为47 MPa。
