CN105349987A - 一种提高金属防辐射性的地热强压工艺 - Google Patents
一种提高金属防辐射性的地热强压工艺 Download PDFInfo
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Abstract
本发明公开了一种提高金属防辐射性的地热强压工艺,包括金属防腐处理、沉淀提纯、金属提炼。本发明通过对金属表面进行防腐处理后,静置在离地表5000米~6000米以下的地壳内,利用地壳内的高温和高压对金属进行提纯,去除金属内部的杂质同时能够吸附一些其他的金属离子,提高金属的导电性和铁磁性,提高了对电磁辐射的防护。
Description
技术领域
本发明属于地热应用领域,尤其涉及一种提高金属防辐射性的地热强压工艺。
背景技术
防辐射主要是通过导电纤维在电磁辐射的作用下产生感应电流,而该感应电流产生电磁波,抵抗辐射源,进而阻止辐射透入导电纤维层。现有技术的金属纤维防辐射服存在防护性能不佳,为了降低成本而使得制作工艺过于简单等问题,为此有必要对提高金属纤维的防辐射性能进行研究。
发明内容
针对现有技术的不足,本发明旨在提供一种利用地壳内的高温高压来提高金属防辐射性的地热强压工艺。
本发明的通过如下技术方案实现。
一种提高金属防辐射性的地热强压工艺,包括以下步骤:
金属防腐处理
将洗净干燥后的钢块放入反应溶液中,加热所述反应溶液使其温度达到135℃~150℃,搅拌所述反应溶液反应20min~50min,所述反应溶液由氢氧化钠、亚硝酸钠、硝酸钠、铁粉、蒸馏水组成,所述反应溶液中的氢氧化钠、亚硝酸钠、硝酸钠、铁粉、蒸馏水的质量比重为:550~700:150~250:30~50:0.5~2:1000;将反应后的钢块取出用浓度为4%~5%的重铬酸钾溶液进行钝化处理,温度控制在90℃~95℃,时间控制在10min~15min;将钝化处理后的钢块进行清洗干燥。
沉淀提纯
将经过防腐处理后的钢块置于离地表5000米~6000米以下的地壳内,静置1~2年。
金属提炼
取出钢块,对钢块表面进行酸洗去除表面氧化膜和表面杂质,酸洗后进行清洗干燥得到高纯度钢块。
优选的,所述钢块用银块代替,加热所述反应溶液使其温度达到180℃~200℃,搅拌所述反应溶液反应50min~70min,所述反应溶液中还包括亚铁氰化钾,所述反应溶液中的氢氧化钠、亚硝酸钠、硝酸钠、铁粉、亚铁氰化钾、蒸馏水的质量比重为:550~700:150~250:30~50:180~300:8~12:1000。
优选的,在金属提炼步骤中,所述酸洗溶液由25%~30%浓度的盐酸溶液中加入1.5%~2.5%氧化亚铁组成,所述酸洗的温度为常温,所述酸洗的时间为10min~20min。
优选的,在金属提炼步骤中,所述酸洗溶液为10%~15%的硫酸溶液,所述酸洗的温度为60℃~80℃,所述酸洗的时间为10min~20min。
优选的,所述金属防腐处理中,加热所述反应溶液使其温度达到145℃~150℃,搅拌所述反应溶液反应40min~50min,所述反应溶液中的氢氧化钠、亚硝酸钠、硝酸钠、铁粉、蒸馏水的质量比重为:650:220:40:1.5:1000。
优选的,加热所述反应溶液使其温度达到190℃~195℃,搅拌所述反应溶液反应60min,所述反应溶液还包亚磷酸钠,所述反应溶液中的氢氧化钠、亚硝酸钠、硝酸钠、铁粉、亚铁氰化钾、亚磷酸钠、蒸馏水的质量比重为:650:220:40:260:10:10:1000。
优选的,将钢块置于离地表6000米的地壳内,静置1.5年。
优选的,将银块置于离地表5200米的地壳内,静置1.5年。
优选的,所述钢块为不锈钢钢块。
优选的,所述银块为纯度大于99%的银块。
与现有技术相比,本发明的优点是:本发明通过对金属表面进行防腐处理后,静置在离地表5000米~6000米以下的地壳内,利用地壳内的高温和高压对金属进行提纯,去除金属内部的杂质同时能够吸附一些其他的金属离子,提高金属的导电性和铁磁性,提高了对电磁辐射的防护。
附图说明
图1为本发明的工艺流程图;
图2为本发明的防腐处理反应时间与腐蚀速率关系图。
具体实施方式
下面结合具体实施例对本发明作进一步说明,但不作为本发明的限定。
各实施例防腐处理反应溶液配方及反应温度和时间参见表一;
各实施例沉淀深度和年份、酸洗溶液成分浓度、酸洗温度和时间参见表二;
表一(各实施例防腐处理反应溶液配方及反应温度和时间)
表二(各实施例沉淀深度和年份、酸洗溶液成分浓度、酸洗温度和时间)
实施例1
一种提高金属防辐射性的地热强压工艺,包括以下步骤:
钢块防腐处理
使用不锈钢原料制作成钢块,将洗净干燥后的钢块放入反应溶液中,加热所述反应溶液使其温度达到135℃,搅拌所述反应溶液反应20min,所述反应溶液由氢氧化钠、亚硝酸钠、硝酸钠、铁粉、蒸馏水组成,所述反应溶液中的氢氧化钠、亚硝酸钠、硝酸钠、铁粉、蒸馏水的质量比重为:550:150:30:0.5:1000;将反应后的钢块取出用浓度为4%的重铬酸钾溶液进行钝化处理,温度控制在90℃,时间控制在10min;将钝化处理后的钢块进行清洗干燥。
沉淀提纯
将经过防腐处理后的钢块置于离地表5000米、以下的地壳内,静置1年。
钢块提炼
取出钢块,对钢块表面进行酸洗去除表面氧化膜和表面杂质,酸洗后进行清洗干燥得到高纯度钢块,所述酸洗溶液由30%浓度的盐酸溶液中加入2.5%氧化亚铁组成,所述酸洗的温度为常温,所述酸洗的时间为20min。
实施例2~5的提高金属防辐射性的地热强压工艺与实施例1相同,不同之处在于防腐处理反应溶液各成分质量比重、反应温度和时间、沉淀深度和年份、酸洗溶液成分、酸洗温度和时间浓度;各不同之处参见表一和表二。
实施例6
一种提高金属防辐射性的地热强压工艺,包括以下步骤:
钢块防腐处理
使用合金钢原料制作成钢块,将洗净干燥后的钢块放入反应溶液中,加热所述反应溶液使其温度达到135℃,搅拌所述反应溶液反应20min,所述反应溶液由氢氧化钠、亚硝酸钠、硝酸钠、铁粉、蒸馏水组成,所述反应溶液中的氢氧化钠、亚硝酸钠、硝酸钠、铁粉、蒸馏水的质量比重为:550:150:30:0.5:1000;将反应后的钢块取出用浓度为5%的重铬酸钾溶液进行钝化处理,温度控制在93℃,时间控制在13min;将钝化处理后的钢块进行清洗干燥。
沉淀提纯
将经过防腐处理后的钢块置于离地表5000米、以下的地壳内,静置1年。
钢块提炼
取出钢块,对钢块表面进行酸洗去除表面氧化膜和表面杂质,酸洗后进行清洗干燥得到高纯度钢块,所述酸洗溶液为15%的硫酸溶液,所述酸洗的温度为80℃,所述酸洗的时间为20min。
实施例7~10的提高金属防辐射性的地热强压工艺与实施例6相同,不同之处在于防腐处理反应溶液各成分质量比重、反应温度和时间、沉淀深度和年份、酸洗溶液成分、酸洗温度和时间浓度;各不同之处参见表一和表二。
实施例11
一种提高金属防辐射性的地热强压工艺,包括以下步骤:
银块防腐处理
使用纯度大于99%的银原料制作成银块,将洗净干燥后的银块放入反应溶液中,加热所述反应溶液使其温度达到180℃,搅拌所述反应溶液反应50min,所述反应溶液由氢氧化钠、亚硝酸钠、硝酸钠、铁粉、亚铁氰化钾、蒸馏水组成,所述反应溶液中的氢氧化钠、亚硝酸钠、硝酸钠、铁粉、亚铁氰化钾、蒸馏水的质量比重为:550:150:30:180:8:1000;将反应后的银块取出用浓度为5%的重铬酸钾溶液进行钝化处理,温度控制在95℃,时间控制在15min;将钝化处理后的银块进行清洗干燥。
沉淀提纯
将经过防腐处理后的银块置于离地表5000米以下的地壳内,静置1年。
银块提炼
取出银块,对银块表面进行酸洗去除表面氧化膜和表面杂质,酸洗后进行清洗干燥得到高纯度银块,所述酸洗溶液由30%浓度的盐酸溶液中加入2.5%氧化亚铁组成,所述酸洗的温度为常温,所述酸洗的时间为20min。
实施例12的提高金属防辐射性的地热强压工艺与实施例11相同,不同之处在于防腐处理反应溶液各成分质量比重、反应温度和时间、沉淀深度和年份、酸洗溶液成分、酸洗温度和时间浓度;各不同之处参见表一和表二。
实施例13
一种提高金属防辐射性的地热强压工艺,包括以下步骤:
银块防腐处理
使用纯度大于99%的银原料制作成银块,将洗净干燥后的银块放入反应溶液中,加热所述反应溶液使其温度达到190℃,搅拌所述反应溶液反应60min,所述反应溶液由氢氧化钠、亚硝酸钠、硝酸钠、铁粉、亚铁氰化钾、亚磷酸钠、蒸馏水组成,所述反应溶液中的氢氧化钠、亚硝酸钠、硝酸钠、铁粉、亚铁氰化钾、亚磷酸钠、蒸馏水的质量比重为:650:220:40:260:10:10:1000;将反应后的银块取出用浓度为5%的重铬酸钾溶液进行钝化处理,温度控制在95℃,时间控制在15min;将钝化处理后的银块进行清洗干燥。
沉淀提纯
将经过防腐处理后的银块置于离地表5200米以下的地壳内,静置1.5年。
银块提炼
取出银块,对银块表面进行酸洗去除表面氧化膜和表面杂质,酸洗后进行清洗干燥得到高纯度银块,所述酸洗溶液由25%浓度的盐酸溶液中加入1.5%氧化亚铁组成,所述酸洗的温度为常温,所述酸洗的时间为10min。
实施例14和实施例15的提高金属防辐射性的地热强压工艺与实施例13相同,不同之处在于防腐处理反应溶液各成分质量比重、反应温度和时间、沉淀深度和年份、酸洗溶液成分、酸洗温度和时间浓度;各不同之处参见表一和表二。
将实施例1~10经过提高金属防辐射性的地热强压工艺后得到的钢块以及5组未未进行该工艺的对比组原料钢块分别进行常规工艺制得防辐射布料,其中对比组1、2、3是不锈钢原料,对比组4、5是合金钢原料,然后进行防辐射检测对比得到表三。
表三
将实施例11~15经过提高金属防辐射性的地热强压工艺后得到的银块及2组未未进行该工艺的对比组原料银块分别进行常规工艺制得防辐射布料,然后进行防辐射检测得到表四。
表四
总结:从表四和表五可以看出,经过本发明的提高金属防辐射性的地热强压工艺后的钢块和银块的防辐射性能都有显著的提高。
以上所述仅为本发明较佳的实施例,并非因此限制本发明的实施方式及保护范围,对于本领域技术人员而言,应当能够意识到凡运用本发明说明书及图示内容所作出的等同替换和显而易见的变化所得到的方案,均应当包含在本发明的保护范围内。
Claims (10)
1.一种提高金属防辐射性的地热强压工艺,其特征在于包括以下步骤:
金属防腐处理
将洗净干燥后的钢块放入反应溶液中,加热所述反应溶液使其温度达到135℃~150℃,搅拌所述反应溶液反应20min~50min,所述反应溶液由氢氧化钠、亚硝酸钠、硝酸钠、铁粉、蒸馏水组成,所述反应溶液中的氢氧化钠、亚硝酸钠、硝酸钠、铁粉、蒸馏水的质量比重为:550~700:150~250:30~50:0.5~2:1000;将反应后的钢块取出用浓度为4%~5%的重铬酸钾溶液进行钝化处理,温度控制在90℃~95℃,时间控制在10min~15min;将钝化处理后的钢块进行清洗干燥。
沉淀提纯
将经过防腐处理后的钢块置于离地表5000米~6000米以下的地壳内,静置1~2年。
金属提炼
取出钢块,对钢块表面进行酸洗去除表面氧化膜和表面杂质,酸洗后进行清洗干燥得到高纯度钢块。
2.根据权利要求1所述的提高金属防辐射性的地热强压工艺,其特征在于:所述钢块用银块代替,加热所述反应溶液使其温度达到180℃~200℃,搅拌所述反应溶液反应50min~70min,所述反应溶液中还包括亚铁氰化钾,所述反应溶液中的氢氧化钠、亚硝酸钠、硝酸钠、铁粉、亚铁氰化钾、蒸馏水的质量比重为:550~700:150~250:30~50:180~300:8~12:1000。
3.根据权利要求1或2所述的提高金属防辐射性的地热强压工艺,其特征在于:在金属提炼步骤中,所述酸洗溶液由25%~30%浓度的盐酸溶液中加入1.5%~2.5%氧化亚铁组成,所述酸洗的温度为常温,所述酸洗的时间为10min~20min。
4.根据权利要求1或2所述的提高金属防辐射性的地热强压工艺,其特征在于:在金属提炼步骤中,所述酸洗溶液为10%~15%的硫酸溶液,所述酸洗的温度为60℃~80℃,所述酸洗的时间为10min~20min。
5.根据权利要求1所述的提高金属防辐射性的地热强压工艺,其特征在于:所述金属防腐处理中,加热所述反应溶液使其温度达到145℃~150℃,搅拌所述反应溶液反应40min~50min,所述反应溶液中的氢氧化钠、亚硝酸钠、硝酸钠、铁粉、蒸馏水的质量比重为:650:220:40:1.5:1000。
6.根据权利要求2所述的提高金属防辐射性的地热强压工艺,其特征在于:加热所述反应溶液使其温度达到190℃~195℃,搅拌所述反应溶液反应60min,所述反应溶液还包亚磷酸钠,所述反应溶液中的氢氧化钠、亚硝酸钠、硝酸钠、铁粉、亚铁氰化钾、亚磷酸钠、蒸馏水的质量比重为:650:220:40:260:10:10:1000。
7.根据权利要求1或5所述的提高金属防辐射性的地热强压工艺,其特征在于:将钢块置于离地表6000米的地壳内,静置1.5年。
8.根据权利要求2或6所述的提高金属防辐射性的地热强压工艺,其特征在于:将银块置于离地表5200米的地壳内,静置1.5年。
9.根据权利要求1或5所述的提高金属防辐射性的地热强压工艺,其特征在于:所述钢块为不锈钢钢块。
10.根据权利要求2或6所述的提高金属防辐射性的地热强压工艺,其特征在于:所述银块为纯度大于99%的银块。
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