25理论与研究NO.022023塑料科技PlasticsScienceandTechnology乙烯基树脂/空心玻璃微珠复合材料的制备及性能王泽文,李建（湖北汽车工业学院材料科学与工程学院，湖北十堰442002）摘要：将空心玻璃微珠（HGMS）掺入乙烯基树脂中，通过模压技术制备了玻璃纤维增强乙烯基树脂/空心玻璃微珠（GF/VER/HGMS）复合材料，并比较单一填料和混掺填料对复合材料性能的影响。结果表明：复合材料弯曲性能随着HGMS的含量增加而下降。当HGMS的含量为20g，GF/VER/20HGMS的力学性能较好，抗弯强度和邵氏硬度分别为124.6MPa和91.2，腐蚀后性能下降6.43%和2.63%。混掺双飞粉（GCC）后的复合材料性能优于填充单一填料的复合材料。HGMS含量越高，复合材料的耐热性越好，残炭率最高可达74.3%。过量的HGMS使树脂糊黏度增加，不利于填料在树脂中均匀分散，并出现大量团聚、破碎现象，导致复合材料的抗破坏能力减弱。关键词：空心玻璃微珠；酸性腐蚀；力学性能中图分类号：TB332文献标识码：A文章编号：1005-3360（2023）02-0025-06DOI：10.15925/j.cnki.issn1005-3360.2023.02.006PreparationandPropertiesofVinylResin/HollowGlassMicrospheresCompositesWANGZe-wen,LIJian(SchoolofMaterialsScienceandEngineering,HubeiInstituteofAutomotiveIndustry,Shiyan442002,China)Abstract:Thehollowglassmicrosphere(HGMS)weremixedintothevinylesterresin(VER),andtheglassfiberreinforcedvinylesterresin/hollowglassmicrosphere(GF/VER/HGMS)compositeswerepreparedbymoldingtechnology,andtheeffectsofsinglefillerandmixedfilleronthepropertiesofthecompositeswerecompared.TheresultsshowthattheflexuralpropertiesofthecompositesdecreasewiththeincreaseofHGMScontent.WhenthecontentofHGMSis20g,themechanicalpropertiesofGF/VER/20HGMSarebetter,theflexuralstrengthandhardnessare124.6MPaand91.2,respectively,andtheperformancearedecreasedby6.43%and2.63%aftercorrosion.Thepropertiesofcompositeswithdoubleflyash(GCC)arebetterthanthoseofcompositesfilledwithsinglefiller.ThehigherthecontentofHGMS,thebettertheheatresistanceofthecomposites,andthecarbonresidueratecanreach74.3%.ExcessiveHGMSincreasestheviscosityoftheresinpaste,whichisnotconducivetotheuniformdispersionofthefillerintheresin,andalargenumberofagglomerationandcrushingphenom...
