CN107904949B - 一种尼龙单丝网柔韧剂及其制备和使用方法 - Google Patents
一种尼龙单丝网柔韧剂及其制备和使用方法 Download PDFInfo
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Abstract
本发明涉及一种尼龙单丝网柔韧剂,其按重量份由聚氨酯3‑20份,碱性化合物0.5‑5份,纯丙乳液10‑100份,锌盐2‑10份,地沟油预处理液30‑70份,松香5‑20份,白矿油0‑8份,松节油2‑20份,乳化剂2‑5份组成。本发明所述的尼龙单丝网柔韧剂以地沟油预处理液为主要原料,制备方法便捷快速,使用在尼龙单丝网后处理上操作简单,处理效果好,经处理后,尼龙单丝网抗拉强度和抗冲击强度可增强10‑15%,且产品变得柔软和固结。
Description
技术领域
本发明涉及一种柔韧剂,尤其是一种尼龙单网丝柔韧剂及其制备和使用方法。
背景技术
尼龙单丝网是以聚酞胺树脂为基料制得的单丝网,具有优良的强韧性、耐油性和耐磨性,可用作钓鱼线、刷子、筛网丝、牙刷,乐器弦、外科手术用缝合线等。尼龙单丝网要求既美观又耐用,但实际情况是产品往往容易发生蠕变、翘曲,其原因在于:1、由于尼龙属于高结晶材料,特别容易在制作制品的时候,产生内应力,特别的是在产品结构比较复杂的时候,这种内应力在后期过程中会逐渐释放,导致产品的翘曲;2、尼龙属于高吸水材料,由于注射制品之前,都要进行烘干,这样制品在制作完成后,必然会重新吸水,吸水后尼龙的材料物理机械性能会发生明显的变化,这就是产品的蠕变性。
要解决这种问题必须从多个方面入手,包括:1、材料配方上加入玻璃纤维;2、改善制品的结构;3、改善模具,主要是从材料的流动方向解决,尽量避免流动的不均匀性;4、改善模具加工工艺问题,特别是模具冷却的温度、注射压力、注射速率等等;5、对尼龙单丝网进行后处理。以上方法中,前四种都需要在尼龙生产过程中进行调整,实际情况是用户买到尼农单丝网后无法再追溯到其前面的生产过程,一般都是采用后处理的方式更加实用。
发明内容
本发明所要解决的问题是克服现有技术存在的不足,提供一种尼龙单丝网柔韧剂及其制备和使用方法,该尼龙单丝网柔韧剂旨在不改变尼龙单丝网外观的前提下,增强尼龙单丝网的强度和耐磨性。
具体方案如下:
一种尼龙单丝网柔韧剂,所述的尼龙单丝网柔韧剂按重量份由以下组分制备得到:
所述地沟油预处理液为地沟油经过处理得到的甘油三脂的重量百分含量大于等于70%的油品。
进一步的,所述的尼龙单丝网柔韧剂按重量份由以下组分制备得到:
进一步的,所述的尼龙单丝网柔韧剂按重量份由以下组分制备得到:
进一步的,所述地沟油预处理液通过以下方法制备:除去地沟油中的固体物质,剩余液体加热至70℃-80℃,加热30分钟,再进行纱布过滤或膜过滤,接着在滤液中加入地沟油重量0.3%的聚丙烯酰胺,搅拌15分钟后利用170℃-220℃蒸汽加热水解,加热60-90分钟后得到所述地沟油预处理液。
进一步的,所述的碱性化合物为氨水或者三乙醇胺。
进一步的,所述的纯丙乳液为北京市通州互益化工厂生产的YS-08、HBA-400中的至少一种。
进一步的,所述乳化剂为单硬脂酸甘油酯、聚甘油脂肪酸酯、卵磷脂、大豆磷脂、丙二醇酯、吐温、聚乙二醇、司盘和平平加中的一种或几种。
一种所述的尼龙单丝网柔韧剂的制备方法,包括以下步骤:
1)按照重量份称取各原料,取锌盐与质量分数为2%是柠檬酸水溶液按照质量比为1:5混合,加入纯丙乳液,搅拌均匀制成乳液A;
2)将聚氨酯与纯丙乳液混合均匀,制成乳液B;
3)取乳液B,加入水、碱性化合物和纯丙乳液,边搅拌边加入乳液A,制成乳液C;
4)把地沟油预处理液、松香、白矿油和水加热至完全融化,开始搅拌并将温度逐渐控制到80℃-95℃,恒温20-30分钟后,加入乳化剂,在常压密闭容器中冷却至60℃-75℃时加入松节油,在此过程始终保持50-100转/分钟的搅拌,持续5-15分钟后缓慢降温至室温,得到乳液D;
5)将乳液C和乳液D按照质量比为3:1混合均匀,制成所述的尼龙单丝网柔韧剂。
一种所述的尼龙单丝网柔韧剂的使用方法,将所述的柔韧剂用水稀释30-80倍,浸泡已定型的尼龙单丝网100分钟,取出晾干即可。
有益效果:本发明所述的尼龙单丝网柔韧剂以地沟油预处理液为主要原料,制备方法便捷快速,使用在尼龙单丝网后处理上操作简单,处理效果好,经处理后,尼龙单丝网抗拉强度和抗冲击强度可增强10-15%。
具体实施方式
下面结合实施例对本发明技术方案作进一步阐述。实施例中未注明具体技术或条件者,按照本领域内的文献所描述的技术或条件或者按照产品说明书进行。所用试剂或仪器未注明生产厂商者,均为可以通过市购获得的常规产品。
以下实施例中,所述地沟油预处理液通过以下方法制备:除去地沟油中的固体物质,剩余液体加热至70℃-80℃,加热30分钟,再进行纱布过滤或膜过滤,接着在滤液中加入地沟油重量0.3%的聚丙烯酰胺,搅拌15分钟后利用170℃-220℃蒸汽加热水解,加热60-90分钟后得到所述地沟油预处理液。所述的碱性化合物为氨水或者三乙醇胺,所述的纯丙乳液为北京市通州互益化工厂生产的YS-08、HBA-400中的至少一种,所述乳化剂为单硬脂酸甘油酯、聚甘油脂肪酸酯、卵磷脂、大豆磷脂、丙二醇酯、吐温、聚乙二醇、司盘和平平加中的一种或几种。
实施例1
制备尼龙单丝网柔韧剂,具体如下:
1)按照表1称取各组分,取七水硫酸锌与质量分数为2%是柠檬酸水溶液按照质量比为1:5混合,加入1/2纯丙乳液,搅拌均匀制成乳液A;
2)将聚氨酯与余下1/2纯丙乳液混合均匀,制成乳液B;
3)取乳液B,加入水、碱性化合物,边搅拌边加入乳液A,制成乳液C;
4)把地沟油预处理液、松香、白矿油和水加热至完全融化,开始搅拌并将温度逐渐控制到80℃℃,恒温30分钟后,加入乳化剂,在常压密闭容器中冷却至60℃时加入松节油,在此过程始终保持50转/分钟的搅拌,持续15分钟后缓慢降温至室温,得到乳液D;
5)将乳液C和乳液D按照质量比为3:1混合均匀,制成所述的尼龙单丝网柔韧剂。
将所述的柔韧剂用水稀释30倍,浸泡已定型的尼龙单丝网100分钟,取出晾干即可,经处理后尼龙单丝网抗拉强度和抗冲击强度可增强15%。
表1组分用量表(按重量份数计)
实施例2
制备尼龙单丝网柔韧剂,具体如下:
1)按照表1称取各组分,取氯化锌与质量分数为2%是柠檬酸水溶液按照质量比为1:5混合,加入1/3的纯丙乳液,搅拌均匀制成乳液A;
2)将聚氨酯与余下2/3的纯丙乳液混合均匀,制成乳液B;
3)取乳液B,加入水、碱性化合物,边搅拌边加入乳液A,制成乳液C;
4)把地沟油预处理液、松香、白矿油和水加热至完全融化,开始搅拌并将温度逐渐控制到95℃,恒温20分钟后,加入乳化剂,在常压密闭容器中冷却至75℃时加入松节油,在此过程始终保持50转/分钟的搅拌,持续5分钟后缓慢降温至室温,得到乳液D;
5)将乳液C和乳液D按照质量比为3:1混合均匀,制成所述的尼龙单丝网柔韧剂。
将所述的柔韧剂用水稀释40倍,浸泡已定型的尼龙单丝网100分钟,取出晾干即可,经处理后尼龙单丝网抗拉强度和抗冲击强度可增强13%。
实施例3
制备尼龙单丝网柔韧剂,具体如下:
1)按照表1称取各组分,取七水硫酸锌与质量分数为2%是柠檬酸水溶液按照质量比为1:5混合,加入1/2的纯丙乳液,搅拌均匀制成乳液A;
2)将聚氨酯与余下的纯丙乳液混合均匀,制成乳液B;
3)取乳液B,加入水、碱性化合物,边搅拌边加入乳液A,制成乳液C;
4)把地沟油预处理液、松香、白矿油和水加热至完全融化,开始搅拌并将温度逐渐控制到90℃,恒温25分钟后,加入乳化剂,在常压密闭容器中冷却至70℃时加入松节油,在此过程始终保持80转/分钟的搅拌,持续10分钟后缓慢降温至室温,得到乳液D;
5)将乳液C和乳液D按照质量比为3:1混合均匀,制成所述的尼龙单丝网柔韧剂。
将所述的柔韧剂用水稀释50倍,浸泡已定型的尼龙单丝网100分钟,取出晾干即可,经处理后尼龙单丝网抗拉强度和抗冲击强度可增强12%。
实施例4
制备尼龙单丝网柔韧剂,具体如下:
1)按照表1称取各组分,取七水硫酸锌与质量分数为2%是柠檬酸水溶液按照质量比为1:5混合,加入1/2的纯丙乳液,搅拌均匀制成乳液A;
2)将聚氨酯与余下的纯丙乳液混合均匀,制成乳液B;
3)取乳液B,加入水、碱性化合物,边搅拌边加入乳液A,制成乳液C;
4)把地沟油预处理液、松香、白矿油和水加热至完全融化,开始搅拌并将温度逐渐控制到85℃,恒温20分钟后,加入乳化剂,在常压密闭容器中冷却至67℃时加入松节油,在此过程始终保持90转/分钟的搅拌,持续14分钟后缓慢降温至室温,得到乳液D;
5)将乳液C和乳液D按照质量比为3:1混合均匀,制成所述的尼龙单丝网柔韧剂。
将所述的柔韧剂用水稀释60倍,浸泡已定型的尼龙单丝网100分钟,取出晾干即可,经处理后尼龙单丝网抗拉强度和抗冲击强度可增强11.5%。
实施例5
制备尼龙单丝网柔韧剂,具体如下:
1)按照表1称取各组分,取七水硫酸锌与质量分数为2%是柠檬酸水溶液按照质量比为1:5混合,加入1/3纯丙乳液,搅拌均匀制成乳液A;
2)将聚氨酯与余下的纯丙乳液混合均匀,制成乳液B;
3)取乳液B,加入水、碱性化合物,边搅拌边加入乳液A,制成乳液C;
4)把地沟油预处理液、松香、白矿油和水加热至完全融化,开始搅拌并将温度逐渐控制到90℃,恒温25分钟后,加入乳化剂,在常压密闭容器中冷却至65℃时加入松节油,在此过程始终保持80转/分钟的搅拌,持续10分钟后缓慢降温至室温,得到乳液D;
5)将乳液C和乳液D按照质量比为3:1混合均匀,制成所述的尼龙单丝网柔韧剂。
将所述的柔韧剂用水稀释80倍,浸泡已定型的尼龙单丝网100分钟,取出晾干即可,经处理后尼龙单丝网抗拉强度和抗冲击强度可增强10%。
尽管上面已经示出和描述了本发明的实施例,可以理解的是,上述实施例是示例性的,不能理解为对本发明的限制,本领域的普通技术人员在不脱离本发明的原理和宗旨的情况下在本发明的范围内可以对上述实施例进行变化、修改、替换和变型。
Claims (7)
1.一种尼龙单丝网柔韧剂,其特征在于:所述的尼龙单丝网柔韧剂按重量份由以下组分制备得到:
所述地沟油预处理液为地沟油经过处理得到的甘油三脂的重量百分含量大于等于70%的油品;所述地沟油预处理液通过以下方法制备:除去地沟油中的固体物质,剩余液体加热至70℃-80℃,加热30分钟,再进行纱布过滤或膜过滤,接着在滤液中加入地沟油重量0.3%的聚丙烯酰胺,搅拌15分钟后利用170℃-220℃蒸汽加热水解,加热60-90分钟后得到所述地沟油预处理液;所述的碱性化合物为氨水或者三乙醇胺;
所述的尼龙单丝网柔韧剂的制备方法包括以下步骤:
1)按照所述的重量份称取各原料,取锌盐与柠檬酸水溶液按照质量比为1:5混合,柠檬酸水溶液的柠檬酸质量浓度为2%,加入1/3-1/2的纯丙乳液,搅拌均匀制成乳液A;
2)将聚氨酯与余下的纯丙乳液混合均匀,制成乳液B;
3)取乳液B,加入水、碱性化合物,边搅拌边加入乳液A,制成乳液C;
4)把地沟油预处理液、松香、白矿油和水加热至完全融化,开始搅拌并将温度逐渐控制到80℃-95℃,恒温20-30分钟后,加入乳化剂,在常压密闭容器中冷却至60℃-75℃时加入松节油,在此过程始终保持50-100转/分钟的搅拌,持续5-15分钟后缓慢降温至室温,得到乳液D;
5)将乳液C和乳液D按照质量比为3:1混合均匀,制成所述的尼龙单丝网柔韧剂。
4.根据权利要求1-3任一项所述的尼龙单丝网柔韧剂,其特征在于:所述的纯丙乳液为北京市通州互益化工厂生产的YS-08或HBA-400。
5.根据权利要求1-3任一项所述的尼龙单丝网柔韧剂,其特征在于:所述乳化剂为单硬脂酸甘油酯、聚甘油脂肪酸酯、卵磷脂、大豆磷脂、丙二醇酯、吐温、聚乙二醇、司盘和平平加中的至少一种。
6.一种权利要求1-3任一项所述的尼龙单丝网柔韧剂的制备方法,其特征在于:包括以下步骤:
1)按照权利要求1-3中任一项所述的重量份称取各原料,取锌盐与柠檬酸水溶液按照质量比为1:5混合,柠檬酸水溶液的柠檬酸质量浓度为2%,加入1/3-1/2的纯丙乳液,搅拌均匀制成乳液A;
2)将聚氨酯与余下的纯丙乳液混合均匀,制成乳液B;
3)取乳液B,加入水、碱性化合物,边搅拌边加入乳液A,制成乳液C;
4)把地沟油预处理液、松香、白矿油和水加热至完全融化,开始搅拌并将温度逐渐控制到80℃-95℃,恒温20-30分钟后,加入乳化剂,在常压密闭容器中冷却至60℃-75℃时加入松节油,在此过程始终保持50-100转/分钟的搅拌,持续5-15分钟后缓慢降温至室温,得到乳液D;
5)将乳液C和乳液D按照质量比为3:1混合均匀,制成所述的尼龙单丝网柔韧剂。
7.一种权利要求1-3任一项所述的尼龙单丝网柔韧剂的使用方法,其特征在于:将所述的柔韧剂用水稀释30-80倍,浸泡已定型的尼龙单丝网100分钟,取出晾干即可。
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