CN106566408B - 一种喷涂型低吸收低发射热控涂层及其制备方法和应用 - Google Patents
一种喷涂型低吸收低发射热控涂层及其制备方法和应用 Download PDFInfo
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Abstract
本发明涉及一种喷涂型低吸收低发射热控涂层及其制备方法和应用,属于航天器热控涂层技术领域。本发明的一种具备低吸收、低发射特性的喷涂型热控涂层的制备方法,该方法可以将涂层以喷涂的方式直接在航天器外表面喷涂实施,实现低吸收、低发射性能。一方面减少太阳辐照对航天器内部温度的影响,同时减少航天器向空间环境的辐射漏热,对维持航天器在长周期探测活动中的适宜温度具有重要作用。
Description
技术领域
本发明涉及一种喷涂型低吸收低发射热控涂层及其制备方法和应用,属于航天器热控涂层技术领域,该涂层主要针对航天器在太阳辐照及深冷空间交互作用复杂热工况环境条件下容易发生较大的温度波动及辐射漏热的情况,通过涂层低吸收低发射特性减少表面对太阳辐射的吸收,同时有效的减少涂层向深冷空间的辐射漏热,对维持低功率航天器在长周期探测过程中的适宜温度具有重要作用,所述的低吸收是指涂层对太阳光的吸收率不大于0.3,低发射是指涂层的半球发射率不大于0.35。
背景技术
热控涂层是航天器热控系统的重要组成部分,是实现航天器与空间环境进行热交换的主要手段。目前航天器外表面常用热控涂层主要有低吸收高发射型、中吸收中发射型热控涂层,以及由多层隔热材料组成的低吸收、低发射功能组件。
低吸收高发射热控涂层主要应用在星外载荷及航天器辐射器表面,实现减少太阳辐射及增加红外辐射散热功能,但在地影区条件下,涂层高发射特性会造成辐射漏热。中吸收、中发射热控涂层主要应用在返回舱外表面,起到一定的保温作用,但由于涂层的发射率依然较高,在长周期探测活动中会造成密封舱内温度降低,影响舱内舒适度。多层隔热组件具备等效的低吸收、低发射特性,但其多层结构施工较为复杂,不利于在返回舱等舱体表面的应用。
发明内容
本发明要解决的技术问题是:克服现有技术的不足,提供一种喷涂型低吸收低发射热控涂层及其制备方法和应用,该涂层主要采用有机硅树脂粘结剂、片状金属铝粉及氧化锌填料,来实现低吸收低发射热控涂层的制备。
本发明的技术解决方案:
一种喷涂型低吸收低发射热控涂层,以该热控涂层中的粘结剂质量为100份计算,热控涂层中其他组成及质量份数如下:
所述的粘结剂为有机硅树脂、丙烯酸树脂、聚酯树脂、氟碳树脂中的一种;
所述的填料为片状铝粉、氧化锌、氧化硅、氟化镁中的一种或两种以上的混合物;
所述的防沉降改性剂为硅烷改性偶联剂,比如KH550、KH560;
所述的催化剂为有机锡化合物,比如二月桂酸二丁基锡;
所述的固化剂为正硅酸酯,比如正硅酸甲酯、正硅酸乙酯,或异氰酸酯;
所述的溶剂为乙酸丁酯、二甲苯、甲基异丁酮、乙醇中的一种或两种以上的混合物。
一种喷涂型低吸收低发射热控涂层的制备方法,该方法的步骤包括:
(1)将填料和防沉降改性剂加入到溶剂中,并分散均匀,分散时采用机械搅拌的方式,搅拌速度为200-1200转/min,分散时间为0.5-3h;
(2)在步骤(1)得到的体系中加入粘结剂,并搅拌均匀,搅拌速度为200-1200转/min,搅拌时间为0.5-1h;
(3)在步骤(2)得到的体系中加入催化剂和固化剂,并搅拌均匀,搅拌速度为200-1200转/min,搅拌时间为5-30min,得到漆料;
(4)对步骤(3)得到的漆料采用120-200目铜网过滤后得到可喷涂的低吸收低发射型热控涂层漆料。
一种喷涂型低吸收低发射热控涂层的应用,将得到的可喷涂的低吸收低发射型热控涂层漆料采用刷涂或喷涂的方式施工在应用材料的表面,比如施工在航天器返回舱的外表面,常温或烘烤的条件下进行固化,固化时间为24-72h,固化得到热控涂层,对得到的热控涂层进行热辐射性能测试,结果为:热控涂层对太阳光的吸收率不大于0.3,半球发射率不大于0.35,且得到的热控涂层漆料的低吸收低发射性能可以通过调节片状铝粉、氧化锌、氧化硅、氟化镁之间的比例以及填料与粘结剂之间的比例进行调节。
相对于现有技术,本发明具有如下优点:
(1)本发明的低吸收低发射热控涂层可采用空气喷涂的方式进行涂装实施,施工方便,可以满足大尺寸及复杂结构表面的涂覆要求。
(2)本发明的所用填料采用片状铝粉、氧化锌、氧化硅或氟化镁,使得涂层具备优异的空间环境稳定性,可以满足航天器在真空紫外、真空电子、真空质子、原子氧等综合条件下的环境稳定性要求。
(3)本发明的低吸收低发射热控涂层可以通过调节片状铝粉、氧化锌、氧化硅、氟化镁之间的比例以及填料与粘结剂之间的比例,实现涂层吸收及发射特性的调节。
(4)本发明的一种具备低吸收、低发射特性的喷涂型热控涂层的制备方法,该方法可以将涂层以喷涂的方式直接在航天器外表面喷涂实施,实现低吸收、低发射性能。一方面减少太阳辐照对航天器内部温度的影响,同时减少航天器向空间环境的辐射漏热,对维持航天器在长周期探测活动中的适宜温度具有重要作用。
(5)本发明的涂层中的粘结剂能够保证涂层的空间环境稳定性,填料能够保证涂层耐空间环境稳定性、低吸收及低发射特性,为提高涂层体系的施工性能,防止喷涂过程的的铝粉沉降,采用硅烷偶联剂作为体系的防沉降助剂,可采用KH550、KH560、KH570。
具体实施方式
一种喷涂型低吸收低发射热控涂层,以该热控涂层中的粘结剂质量为100份计算,热控涂层中其他组成及质量份数如下:
所述的粘结剂为有机硅树脂、丙烯酸树脂、聚酯树脂、氟碳树脂中的一种;
所述的填料为片状铝粉、氧化锌、氧化硅、氟化镁中的一种或两种以上的混合物;
所述的防沉降改性剂为硅烷改性偶联剂,比如KH550、KH560;
所述的催化剂为有机锡化合物,比如二月桂酸二丁基锡;
所述的固化剂为正硅酸酯,比如正硅酸甲酯、正硅酸乙酯,或异氰酸酯;
所述的溶剂为乙酸丁酯、二甲苯、甲基异丁酮、乙醇中的一种或两种以上的混合物。
一种喷涂型低吸收低发射热控涂层的制备方法,该方法的步骤包括:
(1)将填料和防沉降改性剂加入到溶剂中,并分散均匀,分散时采用机械搅拌的方式,搅拌速度为200-1200转/min,分散时间为0.5-3h;
(2)在步骤(1)得到的体系中加入粘结剂,并搅拌均匀,搅拌速度为200-1200转/min,搅拌时间为0.5-1h;
(3)在步骤(2)得到的体系中加入催化剂和固化剂,并搅拌均匀,搅拌速度为200-1200转/min,搅拌时间为5-30min,得到漆料;
(4)对步骤(3)得到的漆料采用120-200目铜网过滤后得到可喷涂的低吸收低发射型热控涂层漆料。
一种喷涂型低吸收低发射热控涂层的应用,将得到的可喷涂的低吸收低发射型热控涂层漆料采用刷涂或喷涂的方式施工在应用材料的表面,比如施工在航天器返回舱的外表面,常温或烘烤的条件下进行固化,固化时间为24-72h,固化得到热控涂层,对得到的热控涂层进行热辐射性能测试,结果为:热控涂层对太阳光的吸收率不大于0.3,半球发射率不大于0.35,且得到的热控涂层漆料的低吸收低发射性能可以通过调节片状铝粉、氧化锌、氧化硅、氟化镁之间的比例以及填料与粘结剂之间的比例进行调节。
为了进一步理解本发明,下面结合实施案例对本发明作进一步描述。
实施例1
一种喷涂型低吸收低发射热控涂层,以该热控涂层中的粘结剂质量为100份计算,热控涂层中其他组成及质量份数如下:
所述的粘结剂为二羟基有机硅树脂;
所述的填料为片状铝粉;
所述的防沉降改性剂为KH550硅烷改性偶联剂;
所述的催化剂为二月桂酸二丁基锡;
所述的固化剂为正硅酸乙酯;
所述的溶剂为乙酸丁酯混合物。
一种喷涂型低吸收低发射热控涂层的制备方法,该方法的步骤包括:
(1)将铝粉和KH550加入到溶剂中,并分散均匀,分散时采用机械搅拌的方式,搅拌速度为500转/min,分散时间为1.5h;
(2)在步骤(1)得到的体系中加入二羟基有机硅树脂,并搅拌均匀,搅拌速度为200转/min,搅拌时间为1h;
(3)在步骤(2)得到的体系中加入二月桂酸二丁基锡和正硅酸乙酯,并搅拌均匀,搅拌速度为200/min,搅拌时间为30min,得到漆料;
(4)对步骤(3)得到的漆料采用200目铜网过滤后得到可喷涂的低吸收低发射型热控涂层漆料。
将得到的可喷涂的低吸收低发射型热控涂层漆料采用喷涂的方式施工在铝合金的外表面,固化时间为室温固化72h,对固化后的涂层进行热辐射性能测试,测试结果为热控涂层对太阳光的吸收率为0.20,半球发射率为0.20。
实施例2
一种喷涂型低吸收低发射热控涂层,以该热控涂层中的粘结剂质量为100份计算,热控涂层中其他组成及质量份数如下:
所述的粘结剂为聚酯树脂;
所述的填料为片状铝粉;
所述的防沉降改性剂为KH560硅烷改性偶联剂;
所述的固化剂为异氰酸酯;
所述的溶剂为二甲苯混合物。
一种喷涂型低吸收低发射热控涂层的制备方法,该方法的步骤包括:
(1)将填料和KH560加入到溶剂中,并分散均匀,分散时采用机械搅拌的方式,搅拌速度为800转/min,分散时间为2h;
(2)在步骤(1)得到的体系中加入聚酯树脂,并搅拌均匀,搅拌速度为400转/min,搅拌时间为1h;
(3)在步骤(2)得到的体系中加入异氰酸酯,并搅拌均匀,搅拌速度为200/min,搅拌时间为10min,得到漆料;
(4)对步骤(3)得到的漆料采用200目铜网过滤后得到可喷涂的低吸收低发射型热控涂层漆料。
将得到的可喷涂的低吸收低发射型热控涂层漆料采用喷涂的方式施工在铝合金的外表面,固化时间为室温固化48h,对固化后的涂层进行热辐射性能测试,测试结果为热控涂层对太阳光的吸收率为0.30,半球发射率为0.35。
实施例3
一种喷涂型低吸收低发射热控涂层,以该热控涂层中的粘结剂质量为100份计算,热控涂层中其他组成及质量份数如下:
所述的粘结剂为有丙烯酸树脂;
所述的填料为片状铝粉、氟化镁,其中铝粉80份、氟化镁40份;
所述的防沉降改性剂为KH550硅烷改性偶联剂;
所述的固化剂为异氰酸酯;
所述的溶剂为二甲苯:乙酸丁酯=1:1混合物(质量比)。
一种喷涂型低吸收低发射热控涂层的制备方法,该方法的步骤包括:
(1)将填料和KH560加入到溶剂中,并分散均匀,分散时采用机械搅拌的方式,搅拌速度为500转/min,分散时间为2h;
(2)在步骤(1)得到的体系中加入有机硅树脂,并搅拌均匀,搅拌速度为300转/min,搅拌时间为1h;
(3)在步骤(2)得到的体系中加入固化剂,并搅拌均匀,搅拌速度为300/min,搅拌时间为15min,得到漆料;
(4)对步骤(3)得到的漆料采用120目铜网过滤后得到可喷涂的低吸收低发射型热控涂层漆料。
将得到的可喷涂的低吸收低发射型热控涂层漆料采用喷涂的方式施工在铝合金的外表面,固化时间为室温48h,对固化后的涂层进行热辐射性能测试,测试结果为热控涂层对太阳光的吸收率为0.22,半球发射率为0.25。
实施例4
一种喷涂型低吸收低发射热控涂层,以该热控涂层中的粘结剂质量为100份计算,热控涂层中其他组成及质量份数如下:
所述的粘结剂为氟碳树脂;
所述的填料为片状铝粉、氧化锌、氧化硅,其中铝粉100份、氧化锌20份、氧化硅20份;
所述的防沉降改性剂为KH550硅烷改性偶联剂;
所述的固化剂为异氰酸酯;
所述的溶剂为二甲苯:乙酸丁酯=2:1混合物(质量比)。
一种喷涂型低吸收低发射热控涂层的制备方法,该方法的步骤包括:
(1)将填料和KH560加入到溶剂中,并分散均匀,分散时采用机械搅拌的方式,搅拌速度为1000转/min,分散时间为2h;
(2)在步骤(1)得到的体系中加入有机硅树脂,并搅拌均匀,搅拌速度为500转/min,搅拌时间为1h;
(3)在步骤(2)得到的体系中加入固化剂,并搅拌均匀,搅拌速度为200/min,搅拌时间为15min,得到漆料;
(4)对步骤(3)得到的漆料采用200目铜网过滤后得到可喷涂的低吸收低发射型热控涂层漆料。
将得到的可喷涂的低吸收低发射型热控涂层漆料采用喷涂的方式施工在铝合金的外表面,固化时间为室温72h,对固化后的涂层进行热辐射性能测试,测试结果为热控涂层对太阳光的吸收率为0.30,半球发射率为0.32。
Claims (4)
1.一种应用于航天器热控涂层的喷涂型低吸收低发射热控涂层,其特征在于:以该热控涂层中的粘结剂质量为100份计算,热控涂层中其他组成及质量份数如下:
所述的粘结剂为二羟基有机硅树脂;
所述的填料为片状铝粉;
所述的防沉降改性剂为KH550硅烷改性偶联剂;
所述的催化剂为二月桂酸二丁基锡;
所述的固化剂为正硅酸乙酯;
所述的溶剂为乙酸丁酯;
该喷涂型低吸收低发射热控涂层的制备方法,步骤包括:
(1)将铝粉和KH550加入到溶剂中,并分散均匀,分散时采用机械搅拌的方式,搅拌速度为500转/min,分散时间为1.5h;
(2)在步骤(1)得到的体系中加入二羟基有机硅树脂,并搅拌均匀,搅拌速度为200转/min,搅拌时间为1h;
(3)在步骤(2)得到的体系中加入二月桂酸二丁基锡和正硅酸乙酯,并搅拌均匀,搅拌速度为200/min,搅拌时间为30min,得到漆料;
(4)对步骤(3)得到的漆料采用200目铜网过滤后得到可喷涂的低吸收低发射型热控涂层漆料;
将得到的可喷涂的低吸收低发射型热控涂层漆料采用喷涂的方式施工在铝合金的外表面,固化时间为室温固化72h,对固化后的涂层进行热辐射性能测试,测试结果为热控涂层对太阳光的吸收率为0.20,半球发射率为0.20。
2.一种应用于航天器热控涂层的喷涂型低吸收低发射热控涂层,其特征在于:以该热控涂层中的粘结剂质量为100份计算,热控涂层中其他组成及质量份数如下:
所述的粘结剂为聚酯树脂;
所述的填料为片状铝粉;
所述的防沉降改性剂为KH560硅烷改性偶联剂;
所述的固化剂为异氰酸酯;
所述的溶剂为二甲苯;
该喷涂型低吸收低发射热控涂层的制备方法,步骤包括:
(1)将填料和KH560加入到溶剂中,并分散均匀,分散时采用机械搅拌的方式,搅拌速度为800转/min,分散时间为2h;
(2)在步骤(1)得到的体系中加入聚酯树脂,并搅拌均匀,搅拌速度为400转/min,搅拌时间为1h;
(3)在步骤(2)得到的体系中加入异氰酸酯,并搅拌均匀,搅拌速度为200/min,搅拌时间为10min,得到漆料;
(4)对步骤(3)得到的漆料采用200目铜网过滤后得到可喷涂的低吸收低发射型热控涂层漆料;
将得到的可喷涂的低吸收低发射型热控涂层漆料采用喷涂的方式施工在铝合金的外表面,固化时间为室温固化48h,对固化后的涂层进行热辐射性能测试,测试结果为热控涂层对太阳光的吸收率为0.30,半球发射率为0.35。
3.一种应用于航天器热控涂层的喷涂型低吸收低发射热控涂层,其特征在于:以该热控涂层中的粘结剂质量为100份计算,热控涂层中其他组成及质量份数如下:
所述的粘结剂为有丙烯酸树脂;
所述的填料为片状铝粉、氟化镁,其中铝粉80份、氟化镁40份;
所述的防沉降改性剂为KH550硅烷改性偶联剂;
所述的固化剂为异氰酸酯;
所述的溶剂为二甲苯和乙酸丁酯按质量比1:1混合;
该喷涂型低吸收低发射热控涂层的制备方法,步骤包括:
(1)将填料和KH560加入到溶剂中,并分散均匀,分散时采用机械搅拌的方式,搅拌速度为500转/min,分散时间为2h;
(2)在步骤(1)得到的体系中加入有机硅树脂,并搅拌均匀,搅拌速度为300转/min,搅拌时间为1h;
(3)在步骤(2)得到的体系中加入固化剂,并搅拌均匀,搅拌速度为300/min,搅拌时间为15min,得到漆料;
(4)对步骤(3)得到的漆料采用120目铜网过滤后得到可喷涂的低吸收低发射型热控涂层漆料;
将得到的可喷涂的低吸收低发射型热控涂层漆料采用喷涂的方式施工在铝合金的外表面,固化时间为室温48h,对固化后的涂层进行热辐射性能测试,测试结果为热控涂层对太阳光的吸收率为0.22,半球发射率为0.25。
4.一种应用于航天器热控涂层的喷涂型低吸收低发射热控涂层,其特征在于:以该热控涂层中的粘结剂质量为100份计算,热控涂层中其他组成及质量份数如下:
所述的粘结剂为氟碳树脂;
所述的填料为片状铝粉、氧化锌、氧化硅,其中铝粉100份、氧化锌20份、氧化硅20份;
所述的防沉降改性剂为KH550硅烷改性偶联剂;
所述的固化剂为异氰酸酯;
所述的溶剂为二甲苯和乙酸丁酯按质量比为2:1混合;
该喷涂型低吸收低发射热控涂层的制备方法,步骤包括:
(1)将填料和KH560加入到溶剂中,并分散均匀,分散时采用机械搅拌的方式,搅拌速度为1000转/min,分散时间为2h;
(2)在步骤(1)得到的体系中加入有机硅树脂,并搅拌均匀,搅拌速度为500转/min,搅拌时间为1h;
(3)在步骤(2)得到的体系中加入固化剂,并搅拌均匀,搅拌速度为200/min,搅拌时间为15min,得到漆料;
(4)对步骤(3)得到的漆料采用200目铜网过滤后得到可喷涂的低吸收低发射型热控涂层漆料;
将得到的可喷涂的低吸收低发射型热控涂层漆料采用喷涂的方式施工在铝合金的外表面,固化时间为室温72h,对固化后的涂层进行热辐射性能测试,测试结果为热控涂层对太阳光的吸收率为0.30,半球发射率为0.32。
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CN108059916B (zh) * | 2017-12-29 | 2020-03-17 | 广州双桃精细化工有限公司 | 一种金属漆表面镀晶材料及其制备方法 |
CN109486412A (zh) * | 2018-09-19 | 2019-03-19 | 航天材料及工艺研究所 | 一种低吸收低发射热控涂层及其制备方法 |
CN113604083B (zh) * | 2021-07-05 | 2022-10-11 | 南京航空航天大学 | 一种太阳光谱全反射型抗静电热控涂层及其制备方法 |
CN113897086A (zh) * | 2021-10-27 | 2022-01-07 | 东北大学 | 一种低吸收低发射镁合金热控防护涂层的制备方法 |
CN114133866B (zh) * | 2021-11-22 | 2023-02-03 | 北京卫星制造厂有限公司 | 一种太阳吸收比随入射角变化的低吸收低发射热控涂层及其制备方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102115620A (zh) * | 2011-01-28 | 2011-07-06 | 上海安能捷节能技术有限公司 | 一种彩色三重隔热涂料 |
CN104774510A (zh) * | 2014-12-04 | 2015-07-15 | 上海卫星装备研究所 | 抗静电热控涂料组合物及其制备方法、用途 |
CN105111935A (zh) * | 2015-09-02 | 2015-12-02 | 航天材料及工艺研究所 | 一种耐高温高辐射热控涂层及其制备方法 |
-
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102115620A (zh) * | 2011-01-28 | 2011-07-06 | 上海安能捷节能技术有限公司 | 一种彩色三重隔热涂料 |
CN104774510A (zh) * | 2014-12-04 | 2015-07-15 | 上海卫星装备研究所 | 抗静电热控涂料组合物及其制备方法、用途 |
CN105111935A (zh) * | 2015-09-02 | 2015-12-02 | 航天材料及工艺研究所 | 一种耐高温高辐射热控涂层及其制备方法 |
Non-Patent Citations (1)
Title |
---|
热控涂层;汪经善;《宇航材料工艺》;19931231;第1页第1段,第3页第1栏第3段到第3页第2栏第2段,表4,第4页第1栏第1段 * |
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