CN112277392A - 一种抗菌防静电瓦楞纸板的制备方法 - Google Patents
一种抗菌防静电瓦楞纸板的制备方法 Download PDFInfo
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- B31F—MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
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Abstract
本发明公开了一种抗菌防静电瓦楞纸板的制备方法,包括以下步骤:步骤一:胶黏剂的制备:S1:胶黏助剂的制备:将紫薯淀粉加入到Na2SO4和NaOH混配的溶液中。本发明四官能度环氧树脂高官能度环氧树脂主链上含有很多苯环结构,可提高环氧树脂耐热性,其具有高环氧官能团和高交联密度,再与改性石墨烯进行交联后,交联化程度更好,同时与多活性官能团的胶黏助剂结合,形成的胶黏剂稳定性很强,从而提高了里纸、面纸与瓦楞纸的结合强度,提高了瓦楞纸板性能稳定性,通过60Cor辐射源辐照目的增强其活性。
Description
技术领域
本发明涉及瓦楞纸板技术领域,具体涉及一种抗菌防静电瓦楞纸板的制备方法。
背景技术
瓦楞纸板是一个多层的黏合体,它最少由一层波浪形芯纸夹层及一层纸板构成。它有很高的机械强度,能抵受搬运过程中的碰撞和摔跌。瓦楞纸箱的实际表现取决于三项因素:芯纸和纸板的特性及纸箱本身的结构。瓦楞纸板坑径越大,其刚性就越强。纸板的韧度源于芯纸层,而不需厚硬的填料。这样就能减低纸板重量及其造价。芯纸可由半化学浆(此种浆料能提供最佳的纸质强度)及回收纸料造成。虽然纸质强度不如前者,但可由造纸厂加添淀粉质予改进。
现有的瓦楞纸板不具备抗菌、防静电功能,降低了其使用效果,因而,本发明提供一种抗菌防静电瓦楞纸板的制备方法。
发明内容
本发明的目的在于提供一种抗菌防静电瓦楞纸板的制备方法,以解决上述背景技术中提出的问题。
为实现上述目的,本发明提供如下技术方案:
本发明还提供了一种抗菌防静电瓦楞纸板的制备方法,包括以下步骤:
步骤一:胶黏剂的制备:
S1:胶黏助剂的制备:将紫薯淀粉加入到Na2 SO4和NaOH混配的溶液中,然后以100-200r/min的转速搅拌20-30min,得到紫薯淀粉乳,然后加入三聚氰胺、多聚甲醛按照1:2.5进行混合,随后将反应温度升至75-85℃,反应时间为10-20min,最后再加入对苯二甲醛,继续搅拌5-15min,得到胶黏助剂;
S2:主介质体的制备:将四官能度环氧树脂与改性石墨烯按照重量比5:1进行混合,然后送入到磁力搅拌器中,随后加入乙醇助剂,最后加入二乙烯基苯,搅拌温度升至60-100℃,搅拌转速为210-250r/min,搅拌时间为35-45min,得到主介质体;
S3:胶黏剂的制备:将主介质体与胶黏助剂按照重量比7:1进行混合,随后送入到丙酮介质中,然后加入热植物油,继续搅拌10-20min,得到胶黏剂;
步骤二:瓦楞纸板的制备:将瓦楞芯纸先通过加热至200-210℃的瓦楞辊,使得瓦楞芯纸起楞以形成瓦楞纸,然后将胶黏剂涂覆在瓦楞纸两侧,再与里纸与面纸粘接,形成瓦楞纸板;
步骤三:瓦楞纸板表面改性:将瓦楞纸板置于表面剂中静置1-5min,静置温度为65-75℃,然后取出,晾干;最后再置于稳定剂中静置1-2min,最后再取出,于
步骤四:瓦楞纸板稳定改性:最后再置于稳定剂中静置1-2min,再取出,于75-85℃下干燥1-3h,得到抗菌防静电瓦楞纸板。
优选地,所述胶黏剂的制备中改性石墨烯的改性方法为:将石墨烯加入到浓硫酸中进行氧化,然后采用沸水冲洗1-3次,最后置于硅烷偶联剂KH560中,然后于60-70℃下水浴处理10-20min,水浴结束,再水洗1-3次,得到改性石墨烯。
优选地,所述胶黏剂的制备中热植物油的制备方法为:将植物油采用100-200℃的温度进行加热10-20min,然后将反应温度升至450-550℃,继续反应15-25min,反应结束,得到热植物油。
优选地,所述植物油为菜籽油、椰子油、棕榈油、亚麻油、蓖麻油中的一种或多种的组合物。
优选地,所述瓦楞纸板于表面剂静置前还采用60Cor辐射源处理。
优选地,所述60Cor辐射源的辐射总剂量5.5-5.7kGy,辐照计量率为35.0-37.0Gy/min,辐照时间为1-5min。
优选地,所述60Cor辐射源的辐射总剂量5.6kGy,辐照计量率为36.0Gy/min,辐照时间为3min。
优选地,所述表面剂的制备方法为:将氯化银按照重量比1:3加入到硫酸镧溶液中,然后加入丙酮溶剂,以100-200r/min的转速搅拌20-30min,最后加入抗静电剂,继续搅拌15-25min,得到表面剂。
优选地,所述抗静电剂为乙氧基月桂酷胺抗静电剂。
优选地,所述稳定剂的制备方法为:将膨润土置于反应瓶中,配制成悬浮液,然后以1-3ml/min速度向反应瓶中滴加硅酸钠溶液、硫酸铝溶液,调节pH值4.5-5.5,随后再过滤、洗涤、干燥,即得稳定剂。
与现有技术相比,本发明具有如下的有益效果:
本发明瓦楞纸板在制备中通过胶黏剂涂覆在瓦楞纸两侧,再与里纸与面纸粘接,形成瓦楞纸板,胶黏剂制备中采用紫薯淀粉与三聚氰胺、多聚甲醛按照1:2.5进行混合,形成的胶黏助剂具有多活性官能团,而四官能度环氧树脂高官能度环氧树脂主链上含有很多苯环结构,可提高环氧树脂耐热性,其具有高环氧官能团和高交联密度,再与改性石墨烯进行交联后,交联化程度更好,同时与多活性官能团的胶黏助剂结合,形成的胶黏剂稳定性很强,从而提高了里纸、面纸与瓦楞纸的结合强度,提高了瓦楞纸板性能稳定性,通过60Cor辐射源辐照目的增强其活性,从而在表面剂处理中,提高了产品的抗菌、抗静电能力,最后通过稳定剂进一步的提高产品的稳定性,从而进一步改进产品的抗菌、抗静电能力。
具体实施方式
下面结合具体实施例,对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
实施例1:
本实施例的一种抗菌防静电瓦楞纸板的制备方法,包括以下步骤:
步骤一:胶黏剂的制备:
S1:胶黏助剂的制备:将紫薯淀粉加入到Na2SO4和NaOH混配的溶液中,然后以100r/min的转速搅拌20min,得到紫薯淀粉乳,然后加入三聚氰胺、多聚甲醛按照1:2.5进行混合,随后将反应温度升至75℃,反应时间为10min,最后再加入对苯二甲醛,继续搅拌5min,得到胶黏助剂;
S2:主介质体的制备:将四官能度环氧树脂与改性石墨烯按照重量比5:1进行混合,然后送入到磁力搅拌器中,随后加入乙醇助剂,最后加入二乙烯基苯,搅拌温度升至60℃,搅拌转速为210r/min,搅拌时间为35min,得到主介质体;
S3:胶黏剂的制备:将主介质体与胶黏助剂按照重量比7:1进行混合,随后送入到丙酮介质中,然后加入热植物油,继续搅拌10min,得到胶黏剂;
步骤二:瓦楞纸板的制备:将瓦楞芯纸先通过加热至200℃的瓦楞辊,使得瓦楞芯纸起楞以形成瓦楞纸,然后将胶黏剂涂覆在瓦楞纸两侧,再与里纸与面纸粘接,形成瓦楞纸板;
步骤三:瓦楞纸板表面改性:将瓦楞纸板置于表面剂中静置1min,静置温度为65℃,然后取出,晾干;最后再置于稳定剂中静置1min,最后再取出,于
步骤四:瓦楞纸板稳定改性:最后再置于稳定剂中静置1min,再取出,于75℃下干燥1h,得到抗菌防静电瓦楞纸板。
本实施例的胶黏剂的制备中改性石墨烯的改性方法为:将石墨烯加入到浓硫酸中进行氧化,然后采用沸水冲洗1次,最后置于硅烷偶联剂KH560中,然后于60℃下水浴处理10min,水浴结束,再水洗1次,得到改性石墨烯。
本实施例的胶黏剂的制备中热植物油的制备方法为:将植物油采用100℃的温度进行加热10min,然后将反应温度升至450℃,继续反应15min,反应结束,得到热植物油。
本实施例的植物油为菜籽油。
本实施例的瓦楞纸板于表面剂静置前还采用60Cor辐射源处理。
本实施例的60Cor辐射源的辐射总剂量5.5kGy,辐照计量率为35.0Gy/min,辐照时间为1min。
本实施例的表面剂的制备方法为:将氯化银按照重量比1:3加入到硫酸镧溶液中,然后加入丙酮溶剂,以100r/min的转速搅拌20min,最后加入抗静电剂,继续搅拌15min,得到表面剂。
本实施例的抗静电剂为乙氧基月桂酷胺抗静电剂。
本实施例的稳定剂的制备方法为:将膨润土置于反应瓶中,配制成悬浮液,然后以1ml/min速度向反应瓶中滴加硅酸钠溶液、硫酸铝溶液,调节pH值4.5,随后再过滤、洗涤、干燥,即得稳定剂。
实施例2:
本实施例的一种抗菌防静电瓦楞纸板的制备方法,包括以下步骤:
步骤一:胶黏剂的制备:
S1:胶黏助剂的制备:将紫薯淀粉加入到Na2SO4和NaOH混配的溶液中,然后以200r/min的转速搅拌30min,得到紫薯淀粉乳,然后加入三聚氰胺、多聚甲醛按照1:2.5进行混合,随后将反应温度升至85℃,反应时间为20min,最后再加入对苯二甲醛,继续搅拌15min,得到胶黏助剂;
S2:主介质体的制备:将四官能度环氧树脂与改性石墨烯按照重量比5:1进行混合,然后送入到磁力搅拌器中,随后加入乙醇助剂,最后加入二乙烯基苯,搅拌温度升至100℃,搅拌转速为250r/min,搅拌时间为45min,得到主介质体;
S3:胶黏剂的制备:将主介质体与胶黏助剂按照重量比7:1进行混合,随后送入到丙酮介质中,然后加入热植物油,继续搅拌20min,得到胶黏剂;
步骤二:瓦楞纸板的制备:将瓦楞芯纸先通过加热至210℃的瓦楞辊,使得瓦楞芯纸起楞以形成瓦楞纸,然后将胶黏剂涂覆在瓦楞纸两侧,再与里纸与面纸粘接,形成瓦楞纸板;
步骤三:瓦楞纸板表面改性:将瓦楞纸板置于表面剂中静置5min,静置温度为75℃,然后取出,晾干;最后再置于稳定剂中静置2min,最后再取出,于
步骤四:瓦楞纸板稳定改性:最后再置于稳定剂中静置2min,再取出,于85℃下干燥3h,得到抗菌防静电瓦楞纸板。
本实施例的胶黏剂的制备中改性石墨烯的改性方法为:将石墨烯加入到浓硫酸中进行氧化,然后采用沸水冲洗3次,最后置于硅烷偶联剂KH560中,然后于70℃下水浴处理20min,水浴结束,再水洗3次,得到改性石墨烯。
本实施例的胶黏剂的制备中热植物油的制备方法为:将植物油采用200℃的温度进行加热20min,然后将反应温度升至550℃,继续反应25min,反应结束,得到热植物油。
本实施例的植物油为椰子油。
本实施例的瓦楞纸板于表面剂静置前还采用60Cor辐射源处理。
本实施例的60Cor辐射源的辐射总剂量5.7kGy,辐照计量率为37.0Gy/min,辐照时间为5min。
本实施例的表面剂的制备方法为:将氯化银按照重量比1:3加入到硫酸镧溶液中,然后加入丙酮溶剂,以200r/min的转速搅拌30min,最后加入抗静电剂,继续搅拌25min,得到表面剂。
本实施例的抗静电剂为乙氧基月桂酷胺抗静电剂。
本实施例的稳定剂的制备方法为:将膨润土置于反应瓶中,配制成悬浮液,然后以3ml/min速度向反应瓶中滴加硅酸钠溶液、硫酸铝溶液,调节pH值5.5,随后再过滤、洗涤、干燥,即得稳定剂。
实施例3:
本实施例的一种抗菌防静电瓦楞纸板的制备方法,包括以下步骤:
步骤一:胶黏剂的制备:
S1:胶黏助剂的制备:将紫薯淀粉加入到Na2SO4和NaOH混配的溶液中,然后以150r/min的转速搅拌25min,得到紫薯淀粉乳,然后加入三聚氰胺、多聚甲醛按照1:2.5进行混合,随后将反应温度升至80℃,反应时间为15min,最后再加入对苯二甲醛,继续搅拌10min,得到胶黏助剂;
S2:主介质体的制备:将四官能度环氧树脂与改性石墨烯按照重量比5:1进行混合,然后送入到磁力搅拌器中,随后加入乙醇助剂,最后加入二乙烯基苯,搅拌温度升至80℃,搅拌转速为230r/min,搅拌时间为40min,得到主介质体;
S3:胶黏剂的制备:将主介质体与胶黏助剂按照重量比7:1进行混合,随后送入到丙酮介质中,然后加入热植物油,继续搅拌15min,得到胶黏剂;
步骤二:瓦楞纸板的制备:将瓦楞芯纸先通过加热至205℃的瓦楞辊,使得瓦楞芯纸起楞以形成瓦楞纸,然后将胶黏剂涂覆在瓦楞纸两侧,再与里纸与面纸粘接,形成瓦楞纸板;
步骤三:瓦楞纸板表面改性:将瓦楞纸板置于表面剂中静置2min,静置温度为70℃,然后取出,晾干;最后再置于稳定剂中静置1.5min,最后再取出,于
步骤四:瓦楞纸板稳定改性:最后再置于稳定剂中静置1.5min,再取出,于80℃下干燥2h,得到抗菌防静电瓦楞纸板。
本实施例的胶黏剂的制备中改性石墨烯的改性方法为:将石墨烯加入到浓硫酸中进行氧化,然后采用沸水冲洗2次,最后置于硅烷偶联剂KH560中,然后于65℃下水浴处理15min,水浴结束,再水洗2次,得到改性石墨烯。
本实施例的胶黏剂的制备中热植物油的制备方法为:将植物油采用150℃的温度进行加热15min,然后将反应温度升至500℃,继续反应20min,反应结束,得到热植物油。
本实施例的植物油为亚麻油。
本实施例的瓦楞纸板于表面剂静置前还采用60Cor辐射源处理。
本实施例的60Cor辐射源的辐射总剂量5.6kGy,辐照计量率为36Gy/min,辐照时间为3min。
本实施例的表面剂的制备方法为:将氯化银按照重量比1:3加入到硫酸镧溶液中,然后加入丙酮溶剂,以150r/min的转速搅拌25min,最后加入抗静电剂,继续搅拌20min,得到表面剂。
本实施例的抗静电剂为乙氧基月桂酷胺抗静电剂。
本实施例的稳定剂的制备方法为:将膨润土置于反应瓶中,配制成悬浮液,然后以2ml/min速度向反应瓶中滴加硅酸钠溶液、硫酸铝溶液,调节pH值5.0,随后再过滤、洗涤、干燥,即得稳定剂。
对比例1:
与实施例3的材料及制备工艺基本相同,唯有不同的是瓦楞纸板未进行稳定改性。
对比例2:
唯有不同的是采用市场上的纸板。
将实施例1-3及对比例1-2的材料进行性能测试,测试结果如表1所示
组别 | 抗菌率(%) | 抗静电率(%) |
实施例1 | 99.7 | 99.3 |
实施例2 | 99.6 | 99.3 |
实施例3 | 99.9 | 99.4 |
对比例1 | 94.8 | 89.5 |
对比例2 | 78.3 | 80.1 |
表1
对于本领域技术人员而言,显然本发明不限于上述示范性实施例的细节,而且在不背离本发明的精神或基本特征的情况下,能够以其他的具体形式实现本发明。因此,无论从哪一点来看,均应将实施例看作是示范性的,而且是非限制性的,本发明的范围由所附权利要求而不是上述说明限定,因此旨在将落在权利要求的等同要件的含义和范围内的所有变化囊括在本发明内。
此外,应当理解,虽然本说明书按照实施方式加以描述,但并非每个实施方式仅包含一个独立的技术方案,说明书的这种叙述方式仅仅是为清楚起见,本领域技术人员应当将说明书作为一个整体,各实施例中的技术方案也可以经适当组合,形成本领域技术人员可以理解的其他实施方式。
Claims (10)
1.一种抗菌防静电瓦楞纸板的制备方法,其特征在于,包括以下步骤:
步骤一:胶黏剂的制备:
S1:胶黏助剂的制备:将紫薯淀粉加入到Na2SO4和NaOH混配的溶液中,然后以100-200r/min的转速搅拌20-30min,得到紫薯淀粉乳,然后加入三聚氰胺、多聚甲醛按照1:2.5进行混合,随后将反应温度升至75-85℃,反应时间为10-20min,最后再加入对苯二甲醛,继续搅拌5-15min,得到胶黏助剂;
S2:主介质体的制备:将四官能度环氧树脂与改性石墨烯按照重量比5:1进行混合,然后送入到磁力搅拌器中,随后加入乙醇助剂,最后加入二乙烯基苯,搅拌温度升至60-100℃,搅拌转速为210-250r/min,搅拌时间为35-45min,得到主介质体;
S3:胶黏剂的制备:将主介质体与胶黏助剂按照重量比7:1进行混合,随后送入到丙酮介质中,然后加入热植物油,继续搅拌10-20min,得到胶黏剂;
步骤二:瓦楞纸板的制备:将瓦楞芯纸先通过加热至200-210℃的瓦楞辊,使得瓦楞芯纸起楞以形成瓦楞纸,然后将胶黏剂涂覆在瓦楞纸两侧,再与里纸与面纸粘接,形成瓦楞纸板;
步骤三:瓦楞纸板表面改性:将瓦楞纸板置于表面剂中静置1-5min,静置温度为65-75℃,然后取出,晾干;最后再置于稳定剂中静置1-2min,最后再取出,于
步骤四:瓦楞纸板稳定改性:最后再置于稳定剂中静置1-2min,再取出,于75-85℃下干燥1-3h,得到抗菌防静电瓦楞纸板。
2.根据权利要求1所述的一种抗菌防静电瓦楞纸板的制备方法,其特征在于,所述胶黏剂的制备中改性石墨烯的改性方法为:将石墨烯加入到浓硫酸中进行氧化,然后采用沸水冲洗1-3次,最后置于硅烷偶联剂KH560中,然后于60-70℃下水浴处理10-20min,水浴结束,再水洗1-3次,得到改性石墨烯。
3.根据权利要求2所述的一种抗菌防静电瓦楞纸板的制备方法,其特征在于,所述胶黏剂的制备中热植物油的制备方法为:将植物油采用100-200℃的温度进行加热10-20min,然后将反应温度升至450-550℃,继续反应15-25min,反应结束,得到热植物油。
4.根据权利要求1所述的一种抗菌防静电瓦楞纸板的制备方法,其特征在于,所述植物油为菜籽油、椰子油、棕榈油、亚麻油、蓖麻油中的一种或多种的组合物。
5.根据权利要求1所述的一种抗菌防静电瓦楞纸板的制备方法,其特征在于,所述瓦楞纸板于表面剂静置前还采用60Cor辐射源处理。
6.根据权利要求5所述的一种抗菌防静电瓦楞纸板的制备方法,其特征在于,所述60Cor辐射源的辐射总剂量5.5-5.7kGy,辐照计量率为35.0-37.0Gy/min,辐照时间为1-5min。
7.根据权利要求6所述的一种抗菌防静电瓦楞纸板的制备方法,其特征在于,所述60Cor辐射源的辐射总剂量5.6kGy,辐照计量率为36.0Gy/min,辐照时间为3min。
8.根据权利要求1所述的一种抗菌防静电瓦楞纸板的制备方法,其特征在于,所述表面剂的制备方法为:将氯化银按照重量比1:3加入到硫酸镧溶液中,然后加入丙酮溶剂,以100-200r/min的转速搅拌20-30min,最后加入抗静电剂,继续搅拌15-25min,得到表面剂。
9.根据权利要求8所述的一种抗菌防静电瓦楞纸板的制备方法,其特征在于,所述抗静电剂为乙氧基月桂酷胺抗静电剂。
10.根据权利要求1所述的一种抗菌防静电瓦楞纸板的制备方法,其特征在于,所述稳定剂的制备方法为:将膨润土置于反应瓶中,配制成悬浮液,然后以1-3ml/min速度向反应瓶中滴加硅酸钠溶液、硫酸铝溶液,调节pH值4.5-5.5,随后再过滤、洗涤、干燥,即得稳定剂。
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CN116463078B (zh) * | 2023-04-17 | 2024-05-17 | 山东众远新材料有限公司 | 一种具有抗菌功能的人造板三醛胶黏剂填料及其应用 |
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