吉林农业大学学报2023,45(2):237-242http://xuebao.jlau.edu.cnE⁃mail:jlndxb@vip.sina.comJournalofJilinAgriculturalUniversity蘑菇-玉米秸秆缓冲材料的制备及其性能*张洁婧,赵婕,庞英楠,何佩佩,张建峰**吉林农业大学生命科学学院,秸秆生物学与利用教育部重点实验室,长春130118摘要:为减缓玉米秸秆废弃物和泡沫材料对环境的污染,以平菇(Pleurotusostreatus)菌丝为“黏合剂”胶黏玉米秸秆,制备了蘑菇-玉米秸秆缓冲材料,探究其成型机理及培养时间对性能的影响。结果表明:菌丝在具有一定孔隙结构的玉米秸秆粉表面黏附生长,将松散的玉米秸秆粉“黏合”起来,生成蘑菇-玉米秸秆缓冲材料。随着培养时间的增加,复合材料的压缩强度和单位体积变形能逐渐增大,但增幅逐渐降低;回弹率先增大后减小,能量吸收效率迅速增加后趋于稳定。综合考虑材料性能和时间成本,认为蘑菇-玉米秸秆缓冲材料的最佳培养时间为20d,此时,10%的应变压缩强度可达106.68kPa,是EPS缓冲材料的1.9倍;最大单位体积变形能为7.40×104J/m3,是EPS缓冲材料的1.5倍。关键词:玉米秸秆;平菇菌丝;缓冲性能;培养时间中图分类号:R318.08文献标志码:A文章编号:1000-5684(2023)02-0237-06DOI:10.13327/j.jjlau.2020.5912引用格式:张洁婧,赵婕,庞英楠,等.蘑菇-玉米秸秆缓冲材料的制备及其性能[J].吉林农业大学学报,2023,45(2):237-242.PreparationandPerformanceofMushroom-CornStrawBufferMa⁃terial*ZHANGJiejing,ZHAOJie,PANGYingnan,HEPeipei,ZHANGJianfeng**CollegeofLifeSciences,JilinAgriculturalUniversity,KeyLaboratoryofStrawBiologyandUtiliza⁃tionofMinistryofEducation,Changchun130118,ChinaAbstract:Inordertoreducetheenvironmentalpollutioncausedbycornstrawwasteandfoammateri‐als,usingPleurotusostreatusmyceliumas"adhesive"togluecornstraw,amushroom-cornstalkbuffermaterialwasprepared,anditsformingmechanismandtheeffectofculturetimeonitsperformancewereinvestigated.Theresultsshowedthatthemyceliumgrewonthesurfaceofcornstrawpowderwithacertainporestructure,andbondingtheloosecornstrawpowdertoformmushroom-cornstrawbuffermaterial.Withtheincreaseofculturetime,thecompressionstressanddeformationenergyperunitvol‐umeofthecompositematerialincreased,buttheincreasingrangegraduallydec...