CN110105056A - 一种高强度高韧性抗菌陶瓷刀的制备方法 - Google Patents
一种高强度高韧性抗菌陶瓷刀的制备方法 Download PDFInfo
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Abstract
本发明属于陶瓷技术领域,尤其是一种高强度高韧性抗菌陶瓷刀的制备方法,具体包括以下步骤:(1)活性三氧化二铝粉末的制备;(2)按重量份称取原料;(3)将活性三氧化二铝粉末、改性硅藻土和改性云母石粉加入到粘结助剂中,文火加热顺时针搅拌,保温超声处理,冷藏处理,文火加热逆时针搅拌,加入硅酸铝、钽酸锂和钛酸铜钙,逆时针搅拌,得混合料;(4)将混合料倒入磨具中进行预成型压制,进行热等静压处理,烧结处理,脱模,冷却至室温,打磨、抛光、开刃,得高强度高韧性抗菌陶瓷刀;制备成本低廉,工艺简单,整体性能优异,内部结构均匀,致密度较高,抗弯抗压强度大,断裂韧性高,耐酸碱腐蚀性强,抗菌性能优异,更为环保简易。
Description
技术领域
本发明属于陶瓷技术领域,尤其是一种高强度高韧性抗菌陶瓷刀的制备方法。
背景技术
陶瓷刀具有化学性质稳定,与普通金属刀相比,陶瓷刀具有硬度高、耐磨性好、耐高温、锋利度高的特点,且原料安全无毒,不易与空气或者食物发生化学反应,刀具不生锈,不破坏食物鲜味等优点,现在已经逐渐被大众所接受和喜爱,但现有的陶瓷刀具的主要缺点就是强度和断裂韧性不佳,且随着科学技术的发展和人民生活水平的提高,人们对生活和居住环境的卫生状况越来越重视,而作为与食物直接接触的用具更为重视,作为厨房刀具由于天天与食物接触,特别是熟食,容易成为细菌滋生的温床,而使用受细菌污染的陶瓷刀进行切削食物,存在食品安全隐患。
虽然专利公开号为CN105236943B、专利名称为一种Al2O3/Ti(C,N)复合陶瓷刀具材料及其微波烧结工艺,旨在提高陶瓷刀具的力学性能,但是其力学性能提高并不显著,且抗菌和耐腐蚀性能极差,所以本发明提供一种高强度高韧性抗菌陶瓷刀的制备方法。
发明内容
针对上述问题,本发明旨在提供一种高强度高韧性抗菌陶瓷刀的制备方法。
本发明通过以下技术方案实现:
一种高强度高韧性抗菌陶瓷刀的制备方法,具体包括以下步骤:
(1)活性三氧化二铝粉末的制备,将三氧化二铝粉末研磨至粒径为80~100nm,置入温度为280~300℃的条件下恒温蒸汽处理14~18min、以8~9℃/min的降温速率降温至100~110℃继续恒温蒸汽处理22~26min,在功率为225~235W的功率下微波处理8~10min、在功率为660~680W的条件下微波处理15~17min、暂停8~10min、在功率为435~445W的条件下微波处理19~21min,得活性三氧化二铝粉末;
(2)按重量份称取原料,活性三氧化二铝粉末52~58份、改性硅藻土17~19份、硅酸铝3.7~4.1份、钽酸锂2.9~3.3份、钛酸铜钙2.9~3.3份、改性云母石粉8.9~9.7份、粘结助剂28~32份;
(3)将活性三氧化二铝粉末、改性硅藻土和改性云母石粉加入到粘结助剂中,文火加热至温度为88~92℃并用转速为360~380r/min的搅拌器不断进行顺时针搅拌,在功率为155~165W、频率为91~95kHz的条件下保温超声处理22~26min,置入温度为0.3~0.9℃的条件下恒温冷藏处理90~100min,文火加热至温度为79~83℃并用转速为570~590r/min的搅拌器不断进行逆时针搅拌,加入硅酸铝、钽酸锂和钛酸铜钙,用转速为710~750r/min的搅拌器逆时针搅拌44~48min,得混合料;
(4)将混合料倒入磨具中进行预成型压制,进行热等静压处理,在温度为1140~1180℃的条件下恒温烧结处理22~26min、以8~10℃/min的升温速率升温至1420~1460℃继续恒温烧结处理28~32min、以5~6℃/min的降温速率降温至920~960℃继续恒温烧结处理10~12min,脱模,冷却至室温,打磨、抛光、开刃,得高强度高韧性抗菌陶瓷刀。
作为发明进一步的方案:所述的改性硅藻土,按以下步骤进行制备:将硅藻土加入到质量分数为19%~21%的乙醇溶液中搅拌均匀,置入温度为142~148℃的条件下恒温加热处理14~16min、以3.2~3.8℃/min的升温速率升温至210~220℃继续恒温加热处理22~26min,冷却至室温,加入质量分数为10%~11%的醋酸溶液搅拌均匀,在温度为135~145℃的条件下进行干燥处理,得改性硅藻土。
作为发明进一步的方案:所述的改性云母石粉,按以下步骤进行制备:将云母石粉碎至粒径为5~10μm,加入质量分数为24%~28%的硝酸溶液搅拌均匀,在磁场强度为2.1~2.2T的条件下磁化处理17~19min、暂停8~10min、在磁场强度为1.0~1.1T的条件下磁化处理13~15min,在温度为150~160℃的条件下进行干燥处理,得改性云母石粉。
作为发明进一步的方案:所述的粘结助剂,按以下步骤进行制备:将28~30重量份的新鲜马齿苋、13~15重量份的新鲜松针和48~50重量份、温度为46~50℃的水混合粉碎打浆,置入温度为33~35℃的条件下恒温密闭发酵50~60h,加入0.6~0.7重量份的纤维素酶,置入温度为28~30℃的条件下恒温密闭发酵140~160h,文火煮沸后继续文火熬煮25~30min,过滤,取滤液,冷却至温度为54~58℃,加入2.3~2.5重量份的羧甲基纤维素和0.8~0.9重量份的魔芋多糖,文火加热至温度为85~89℃并不断搅拌,冷却至室温,得粘结助剂。
作为发明进一步的方案:所述的热等静压处理,在温度为360~370℃、压力为47~51MPa的条件下热等静压处理9~11min,在温度为210~220℃、压力为88~94MPa的条件下热等静压处理6~8min,在温度为480~500℃、压力为33~37MPa的条件下热等静压处理13~15min,上述为一个循环,共循环处理2次。
作为发明进一步的方案:一种高强度高韧性抗菌陶瓷刀的制备方法制备的高强度高韧性抗菌陶瓷刀。
本发明的有益效果:本发明提供的一种高强度高韧性抗菌陶瓷刀的制备方法,原料中含有抗菌能力的金属离子和具有抗菌能力的生物活性成分协同配合作用,对细菌具有广谱、高效、安全、耐久的优点,制成的陶瓷刀具有高效的抗菌功能,可有效抵抗大肠杆菌、青霉菌和金黄色葡萄球菌等细菌的滋生,保护食物不受污染,安全绿色健康;通过加入改性硅藻土、改性云母石粉、粘结助剂与活性三氧化二铝粉末混合处理,显著增加陶瓷的韧性和强度,有效提高陶瓷刀的使用性能和使用寿命,通过进一步加入硅酸铝、钽酸锂和钛酸铜钙混合处理,有助于提升陶瓷刀具材料的整体机械强度,可以有效改善耐腐蚀性,使用寿命长,降低了使用成本,能够增加陶瓷刀的表面光滑性、耐磨性和耐热性;制备成本低廉,工艺简单,整体性能优异,内部结构均匀,致密度较高,抗弯抗压强度大,断裂韧性高,耐酸碱腐蚀性强,更为环保简易。
具体实施方式
下面用具体实施例说明本发明,但并不是对本发明的限制。
实施例1
本发明实施例中,一种高强度高韧性抗菌陶瓷刀的制备方法,具体包括以下步骤:
(1)活性三氧化二铝粉末的制备,将三氧化二铝粉末研磨至粒径为80~100nm,置入温度为280℃的条件下恒温蒸汽处理14min、以8℃/min的降温速率降温至100℃继续恒温蒸汽处理22min,在功率为225W的功率下微波处理8min、在功率为660W的条件下微波处理15min、暂停8min、在功率为435W的条件下微波处理19min,得活性三氧化二铝粉末;
(2)按重量份称取原料,活性三氧化二铝粉末52份、改性硅藻土17份、硅酸铝3.7~4.1份、钽酸锂2.9份、钛酸铜钙2.9份、改性云母石粉8.9份、粘结助剂28份;
(3)将活性三氧化二铝粉末、改性硅藻土和改性云母石粉加入到粘结助剂中,文火加热至温度为88℃并用转速为360r/min的搅拌器不断进行顺时针搅拌,在功率为155~165W、频率为91kHz的条件下保温超声处理22~26min,置入温度为0.3℃的条件下恒温冷藏处理90min,文火加热至温度为79℃并用转速为570r/min的搅拌器不断进行逆时针搅拌,加入硅酸铝、钽酸锂和钛酸铜钙,用转速为710r/min的搅拌器逆时针搅拌44min,得混合料;
(4)将混合料倒入磨具中进行预成型压制,进行热等静压处理,在温度为1140℃的条件下恒温烧结处理22min、以8℃/min的升温速率升温至1420℃继续恒温烧结处理28min、以5℃/min的降温速率降温至920℃继续恒温烧结处理10min,脱模,冷却至室温,打磨、抛光、开刃,得高强度高韧性抗菌陶瓷刀。
作为发明进一步的方案:所述的改性硅藻土,按以下步骤进行制备:将硅藻土加入到质量分数为19%的乙醇溶液中搅拌均匀,置入温度为142℃的条件下恒温加热处理14min、以3.2℃/min的升温速率升温至210℃继续恒温加热处理22min,冷却至室温,加入质量分数为10%的醋酸溶液搅拌均匀,在温度为135℃的条件下进行干燥处理,得改性硅藻土。
作为发明进一步的方案:所述的改性云母石粉,按以下步骤进行制备:将云母石粉碎至粒径为5~10μm,加入质量分数为24%的硝酸溶液搅拌均匀,在磁场强度为2.1T的条件下磁化处理17min、暂停8min、在磁场强度为1.0T的条件下磁化处理13min,在温度为150℃的条件下进行干燥处理,得改性云母石粉。
作为发明进一步的方案:所述的粘结助剂,按以下步骤进行制备:将28重量份的新鲜马齿苋、13重量份的新鲜松针和48重量份、温度为46℃的水混合粉碎打浆,置入温度为33℃的条件下恒温密闭发酵50h,加入0.6重量份的纤维素酶,置入温度为28℃的条件下恒温密闭发酵140h,文火煮沸后继续文火熬煮25min,过滤,取滤液,冷却至温度为54℃,加入2.3重量份的羧甲基纤维素和0.8重量份的魔芋多糖,文火加热至温度为85℃并不断搅拌,冷却至室温,得粘结助剂。
作为发明进一步的方案:所述的热等静压处理,在温度为360℃、压力为47MPa的条件下热等静压处理9min,在温度为210℃、压力为88MPa的条件下热等静压处理6~8min,在温度为480℃、压力为33MPa的条件下热等静压处理13min,上述为一个循环,共循环处理2次。
作为发明进一步的方案:一种高强度高韧性抗菌陶瓷刀的制备方法制备的高强度高韧性抗菌陶瓷刀。
实施例2
本发明实施例中,一种高强度高韧性抗菌陶瓷刀的制备方法,具体包括以下步骤:
(1)活性三氧化二铝粉末的制备,将三氧化二铝粉末研磨至粒径为80~100nm,置入温度为290℃的条件下恒温蒸汽处理16min、以8.5℃/min的降温速率降温至105℃继续恒温蒸汽处理24min,在功率为230W的功率下微波处理9min、在功率为670W的条件下微波处理16min、暂停9min、在功率为440W的条件下微波处理20min,得活性三氧化二铝粉末;
(2)按重量份称取原料,活性三氧化二铝粉末55份、改性硅藻土18份、硅酸铝3.9份、钽酸锂3.1份、钛酸铜钙3.1份、改性云母石粉9.3份、粘结助剂30份;
(3)将活性三氧化二铝粉末、改性硅藻土和改性云母石粉加入到粘结助剂中,文火加热至温度为90℃并用转速为370r/min的搅拌器不断进行顺时针搅拌,在功率为160W、频率为93kHz的条件下保温超声处理24min,置入温度为0.6℃的条件下恒温冷藏处理95min,文火加热至温度为81℃并用转速为580r/min的搅拌器不断进行逆时针搅拌,加入硅酸铝、钽酸锂和钛酸铜钙,用转速为730r/min的搅拌器逆时针搅拌46min,得混合料;
(4)将混合料倒入磨具中进行预成型压制,进行热等静压处理,在温度为1160℃的条件下恒温烧结处理24min、以9℃/min的升温速率升温至1440℃继续恒温烧结处理30min、以5.5℃/min的降温速率降温至940℃继续恒温烧结处理11min,脱模,冷却至室温,打磨、抛光、开刃,得高强度高韧性抗菌陶瓷刀。
作为发明进一步的方案:所述的改性硅藻土,按以下步骤进行制备:将硅藻土加入到质量分数为20%的乙醇溶液中搅拌均匀,置入温度为145℃的条件下恒温加热处理15min、以3.5℃/min的升温速率升温至215℃继续恒温加热处理24min,冷却至室温,加入质量分数为10.5%的醋酸溶液搅拌均匀,在温度为140℃的条件下进行干燥处理,得改性硅藻土。
作为发明进一步的方案:所述的改性云母石粉,按以下步骤进行制备:将云母石粉碎至粒径为5~10μm,加入质量分数为26%的硝酸溶液搅拌均匀,在磁场强度为2.15T的条件下磁化处理18min、暂停9min、在磁场强度为1.05T的条件下磁化处理14min,在温度为155℃的条件下进行干燥处理,得改性云母石粉。
作为发明进一步的方案:所述的粘结助剂,按以下步骤进行制备:将29重量份的新鲜马齿苋、14重量份的新鲜松针和49重量份、温度为48℃的水混合粉碎打浆,置入温度为34℃的条件下恒温密闭发酵55h,加入0.65重量份的纤维素酶,置入温度为29℃的条件下恒温密闭发酵150h,文火煮沸后继续文火熬煮28min,过滤,取滤液,冷却至温度为56℃,加入2.4重量份的羧甲基纤维素和0.85重量份的魔芋多糖,文火加热至温度为87℃并不断搅拌,冷却至室温,得粘结助剂。
作为发明进一步的方案:所述的热等静压处理,在温度为365℃、压力为49MPa的条件下热等静压处理10min,在温度为215℃、压力为91MPa的条件下热等静压处理7min,在温度为490℃、压力为35MPa的条件下热等静压处理14min,上述为一个循环,共循环处理2次。
作为发明进一步的方案:一种高强度高韧性抗菌陶瓷刀的制备方法制备的高强度高韧性抗菌陶瓷刀。
实施例3
本发明实施例中,一种高强度高韧性抗菌陶瓷刀的制备方法,具体包括以下步骤:
(1)活性三氧化二铝粉末的制备,将三氧化二铝粉末研磨至粒径为80~100nm,置入温度为300℃的条件下恒温蒸汽处理18min、以9℃/min的降温速率降温至110℃继续恒温蒸汽处理26min,在功率为235W的功率下微波处理10min、在功率为680W的条件下微波处理17min、暂停10min、在功率为445W的条件下微波处理21min,得活性三氧化二铝粉末;
(2)按重量份称取原料,活性三氧化二铝粉末58份、改性硅藻土19份、硅酸铝4.1份、钽酸锂3.3份、钛酸铜钙3.3份、改性云母石粉9.7份、粘结助剂32份;
(3)将活性三氧化二铝粉末、改性硅藻土和改性云母石粉加入到粘结助剂中,文火加热至温度为92℃并用转速为380r/min的搅拌器不断进行顺时针搅拌,在功率为165W、频率为95kHz的条件下保温超声处理26min,置入温度为0.9℃的条件下恒温冷藏处理100min,文火加热至温度为83℃并用转速为590r/min的搅拌器不断进行逆时针搅拌,加入硅酸铝、钽酸锂和钛酸铜钙,用转速为750r/min的搅拌器逆时针搅拌48min,得混合料;
(4)将混合料倒入磨具中进行预成型压制,进行热等静压处理,在温度为1180℃的条件下恒温烧结处理26min、以10℃/min的升温速率升温至1460℃继续恒温烧结处理32min、以6℃/min的降温速率降温至960℃继续恒温烧结处理12min,脱模,冷却至室温,打磨、抛光、开刃,得高强度高韧性抗菌陶瓷刀。
作为发明进一步的方案:所述的改性硅藻土,按以下步骤进行制备:将硅藻土加入到质量分数为21%的乙醇溶液中搅拌均匀,置入温度为148℃的条件下恒温加热处理16min、以3.8℃/min的升温速率升温至220℃继续恒温加热处理26min,冷却至室温,加入质量分数为11%的醋酸溶液搅拌均匀,在温度为145℃的条件下进行干燥处理,得改性硅藻土。
作为发明进一步的方案:所述的改性云母石粉,按以下步骤进行制备:将云母石粉碎至粒径为5~10μm,加入质量分数为28%的硝酸溶液搅拌均匀,在磁场强度为2.2T的条件下磁化处理19min、暂停10min、在磁场强度为1.1T的条件下磁化处理15min,在温度为160℃的条件下进行干燥处理,得改性云母石粉。
作为发明进一步的方案:所述的粘结助剂,按以下步骤进行制备:将30重量份的新鲜马齿苋、15重量份的新鲜松针和50重量份、温度为50℃的水混合粉碎打浆,置入温度为35℃的条件下恒温密闭发酵60h,加入0.7重量份的纤维素酶,置入温度为30℃的条件下恒温密闭发酵160h,文火煮沸后继续文火熬煮30min,过滤,取滤液,冷却至温度为58℃,加入2.5重量份的羧甲基纤维素和0.9重量份的魔芋多糖,文火加热至温度为89℃并不断搅拌,冷却至室温,得粘结助剂。
作为发明进一步的方案:所述的热等静压处理,在温度为370℃、压力为51MPa的条件下热等静压处理11min,在温度为220℃、压力为94MPa的条件下热等静压处理8min,在温度为500℃、压力为37MPa的条件下热等静压处理15min,上述为一个循环,共循环处理2次。
作为发明进一步的方案:一种高强度高韧性抗菌陶瓷刀的制备方法制备的高强度高韧性抗菌陶瓷刀。
对比例1
一种高强度高韧性抗菌陶瓷刀的制备方法,与实施例1的区别在于,将所述的活性三氧化二铝粉末用普通三氧化二铝粉末代替,其他条件均相同。
对比例2
一种高强度高韧性抗菌陶瓷刀的制备方法,与实施例1的区别在于,将所述的改性硅藻土用普通硅藻土代替,其他条件均相同。
对比例3
一种高强度高韧性抗菌陶瓷刀的制备方法,与实施例1的区别在于,将所述的改性云母石粉用普通云母石粉代替,其他条件均相同。
对比例4
一种高强度高韧性抗菌陶瓷刀的制备方法,与实施例1的区别在于,所述的粘结助剂的制备过程中不加入新鲜马齿苋和魔芋多糖,其他条件均相同。
对比例5
一种高强度高韧性抗菌陶瓷刀的制备方法,与实施例1的区别在于,步骤(4)不进行所述的热等静压处理,其他条件均相同。
对比例6
专利公开号为CN105236943B、专利名称为一种Al2O3/Ti(C,N)复合陶瓷刀具材料及其微波烧结工艺。
对实施例1~3和对比例1~6制备的陶瓷刀进行力学性能和耐酸碱腐蚀性检测(力学性能根据GB/T4740-1999进行检测,耐酸碱性根据JC/T2138-2012《精细陶瓷耐酸碱腐蚀性能试验方法》进行检测),检测结果如表1:
表1 实施例和对比例陶瓷刀的力学性能和耐酸碱腐蚀性对比
从表1可以看出,实施例制得的陶瓷刀具有极强的力学性能和耐酸碱腐蚀性,且力学性能和耐酸碱腐蚀性均明显优于对比例。
对实施例1~3和对比例1~6制备的陶瓷刀进行抗菌性能检测,将实施例1~3和对比例1~6制备的陶瓷刀均制成25×25mm试验片,试验片保持无菌,分别接种一定浓度的大肠杆菌、青霉菌和金黄色葡萄球菌菌液,在33℃下培养24小时,测定培养后的大肠杆菌、青霉菌和金黄色葡萄球菌的菌数,按细菌与实验片接触24小时前后的细菌数,计算对细菌的抗菌率,检测结果如表2:
表2 实施例和对比例陶瓷刀的抗菌性能对比
从表2可以看出,实施例制得的陶瓷刀具有极强的抗菌性能,且抗菌性能明显优于对比例。
Claims (6)
1.一种高强度高韧性抗菌陶瓷刀的制备方法,其特征在于,具体包括以下步骤:
(1)活性三氧化二铝粉末的制备,将三氧化二铝粉末研磨至粒径为80~100nm,置入温度为280~300℃的条件下恒温蒸汽处理14~18min、以8~9℃/min的降温速率降温至100~110℃继续恒温蒸汽处理22~26min,在功率为225~235W的功率下微波处理8~10min、在功率为660~680W的条件下微波处理15~17min、暂停8~10min、在功率为435~445W的条件下微波处理19~21min,得活性三氧化二铝粉末;
(2)按重量份称取原料,活性三氧化二铝粉末52~58份、改性硅藻土17~19份、硅酸铝3.7~4.1份、钽酸锂2.9~3.3份、钛酸铜钙2.9~3.3份、改性云母石粉8.9~9.7份、粘结助剂28~32份;
(3)将活性三氧化二铝粉末、改性硅藻土和改性云母石粉加入到粘结助剂中,文火加热至温度为88~92℃并用转速为360~380r/min的搅拌器不断进行顺时针搅拌,在功率为155~165W、频率为91~95kHz的条件下保温超声处理22~26min,置入温度为0.3~0.9℃的条件下恒温冷藏处理90~100min,文火加热至温度为79~83℃并用转速为570~590r/min的搅拌器不断进行逆时针搅拌,加入硅酸铝、钽酸锂和钛酸铜钙,用转速为710~750r/min的搅拌器逆时针搅拌44~48min,得混合料;
(4)将混合料倒入磨具中进行预成型压制,进行热等静压处理,在温度为1140~1180℃的条件下恒温烧结处理22~26min、以8~10℃/min的升温速率升温至1420~1460℃继续恒温烧结处理28~32min、以5~6℃/min的降温速率降温至920~960℃继续恒温烧结处理10~12min,脱模,冷却至室温,打磨、抛光、开刃,得高强度高韧性抗菌陶瓷刀。
2.根据权利要求1所述的高强度高韧性抗菌陶瓷刀的制备方法,其特征在于,所述的改性硅藻土,按以下步骤进行制备:将硅藻土加入到质量分数为19%~21%的乙醇溶液中搅拌均匀,置入温度为142~148℃的条件下恒温加热处理14~16min、以3.2~3.8℃/min的升温速率升温至210~220℃继续恒温加热处理22~26min,冷却至室温,加入质量分数为10%~11%的醋酸溶液搅拌均匀,在温度为135~145℃的条件下进行干燥处理,得改性硅藻土。
3.根据权利要求1所述的高强度高韧性抗菌陶瓷刀的制备方法,其特征在于,所述的改性云母石粉,按以下步骤进行制备:将云母石粉碎至粒径为5~10μm,加入质量分数为24%~28%的硝酸溶液搅拌均匀,在磁场强度为2.1~2.2T的条件下磁化处理17~19min、暂停8~10min、在磁场强度为1.0~1.1T的条件下磁化处理13~15min,在温度为150~160℃的条件下进行干燥处理,得改性云母石粉。
4.根据权利要求1所述的高强度高韧性抗菌陶瓷刀的制备方法,其特征在于,所述的粘结助剂,按以下步骤进行制备:将28~30重量份的新鲜马齿苋、13~15重量份的新鲜松针和48~50重量份、温度为46~50℃的水混合粉碎打浆,置入温度为33~35℃的条件下恒温密闭发酵50~60h,加入0.6~0.7重量份的纤维素酶,置入温度为28~30℃的条件下恒温密闭发酵140~160h,文火煮沸后继续文火熬煮25~30min,过滤,取滤液,冷却至温度为54~58℃,加入2.3~2.5重量份的羧甲基纤维素和0.8~0.9重量份的魔芋多糖,文火加热至温度为85~89℃并不断搅拌,冷却至室温,得粘结助剂。
5.根据权利要求1所述的高强度高韧性抗菌陶瓷刀的制备方法,其特征在于,所述的热等静压处理,在温度为360~370℃、压力为47~51MPa的条件下热等静压处理9~11min,在温度为210~220℃、压力为88~94MPa的条件下热等静压处理6~8min,在温度为480~500℃、压力为33~37MPa的条件下热等静压处理13~15min,上述为一个循环,共循环处理2次。
6.根据权利要求1~5任一项所述的高强度高韧性抗菌陶瓷刀的制备方法制备的高强度高韧性抗菌陶瓷刀。
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