CN110872790A - 一种防水瓦楞纸板及生产工艺 - Google Patents
一种防水瓦楞纸板及生产工艺 Download PDFInfo
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Abstract
本发明公开了一种防水瓦楞纸板及生产工艺,在该瓦楞纸板表面涂布有防水剂,按质量计,该防水剂由以下成分组成:二乙二醇甲醚:2‑3%;AMP95PH值调节液:1.2‑1.8%;丙烯酸聚合成膜乳液:65‑75%;聚乙烯蜡疏水剂:12‑18%;乙醇:3‑7%;水性固化剂:2‑5%;流平剂:0.3‑0.7%;消泡剂:0.3‑0.7%;抗刮伤剂:0.3‑0.7%;纸张经过高速瓦楞纸板线与防水胶水将纸张进行结合,制作成防水瓦楞纸板。本发明采用的技术方案,由于纸张与胶水都具有防水性能,100%由纸张与胶水构成的瓦楞纸板具备一定的防水特性。
Description
技术领域
本发明涉及包装技术领域,具体涉及瓦楞纸板。
背景技术
现有技术中通常在瓦楞纸板表面涂布防水剂实现防水,但是其防水性能有待提高,且防水时间较短,同时还存在防水剂遇水会掉落的问题。
发明内容
本发明所要解决的技术问题就是提供一种防水瓦楞纸板,进一步改善瓦楞纸板防水性能。
为解决上述技术问题,本发明采用如下技术方案:一种防水瓦楞纸板,在该瓦楞纸板表面涂布有防水剂,按质量计,该防水剂由以下成分组成:
二乙二醇甲醚:2-3%
AMP95PH值调节液:1.2-1.8%
丙烯酸聚合成膜乳液:65-75%
聚乙烯蜡疏水剂:12-18%
乙醇:3-7%
水性固化剂:2-5%
流平剂:0.3-0.7%
消泡剂:0.3-0.7%
抗刮伤剂:0.3-0.7%。
上述防水瓦楞纸板的生产工艺为:
防水瓦楞纸板的生产工艺,纸张通过涂布机,首先经过光辊进行空转压实纸张的空隙,再两次经过涂布辊涂布防水剂,然后经过红外烘干,进而将防水剂均匀涂布在纸张上,最后纸张经过高速瓦楞纸板线与防水胶水将纸张进行结合,制作成防水瓦楞纸板,防水剂的制备包括如下步骤:
S1:预备:准备好分散搅拌机和不锈钢桶;
S2:在分散搅拌机中按比例倒入丙烯酸聚合成膜乳液;
S3:调节分散搅拌机转速至500转/分钟;
S4:按比例加入聚乙烯蜡疏水剂;
S5:分散5~10分钟后按比例加入乙醇;
S6:分散10分钟后按比例加入二乙二醇甲醚;
S7:按比例加入消泡剂;
S8:再按比例分别加入抗刮伤剂、流平剂、水性固化剂;
S9:分散20分钟后,测量PH值,加入AMP95PH值调节液,将PH值调节至 8~9之间;
S10:分散搅拌机转速调至1000转/分钟,分散1小时后即可。
本发明采用的技术方案,由于纸张与胶水都具有防水性能,100%由纸张与胶水构成的瓦楞纸板具备一定的防水特性。
纸板表面防水:纸板表面水滴24小时内不发生渗透现象。一方面是配方中聚乙烯蜡疏水剂的运用与比例的提高,另一方面通过防水剂涂布更加均匀,并增加了红外干燥,使防水剂能均匀的进行渗透成膜。
纸板层间结合采用防水胶进行防水:纸板完全浸泡在水中72小时,没有脱胶现象。
本发明的具体技术方案及其有益效果将会在下面的具体实施方式中进行详细的说明。
具体实施方式
下面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。以下对至少一个示例性实施例的描述实际上仅仅是说明性的,决不作为对本发明及其应用或使用的任何限制。基于本发明中的实施例,本领域普通技术人员在没有作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。
一种防水瓦楞纸板,在该瓦楞纸板表面涂布有防水剂,按质量计,该防水剂由以下成分组成:
二乙二醇甲醚:2-3%
AMP95PH值调节液:1.2-1.8%
丙烯酸聚合成膜乳液:65-75%
聚乙烯蜡疏水剂:12-18%
乙醇:3-7%
水性固化剂:2-5%
流平剂:0.3-0.7%
消泡剂:0.3-0.7%
抗刮伤剂:0.3-0.7%。
具体实施例1
按质量计,该防水剂由以下成分组成:二乙二醇甲醚:2.5%、AMP95PH值调节液:1.5%、丙烯酸聚合成膜乳液:71.5%、聚乙烯蜡疏水剂:15%、乙醇:5%、水性固化剂:3%、流平剂:0.5%、消泡剂:0.5%、抗刮伤剂:0.5%。
具体实施例2
按质量计,该防水剂由以下成分组成:二乙二醇甲醚:3%、AMP95PH值调节液:1.5%、丙烯酸聚合成膜乳液:74%、聚乙烯蜡疏水剂:13%、乙醇:4%、水性固化剂:2.7%、流平剂:0.6%、消泡剂:0.6%、抗刮伤剂:0.6%。
具体实施例3
按质量计,该防水剂由以下成分组成:二乙二醇甲醚:2%、AMP95PH值调节液:1.8%、丙烯酸聚合成膜乳液:70%、聚乙烯蜡疏水剂:18%、乙醇:3.5%、水性固化剂:4.5%、流平剂:0.3%、消泡剂:0.3%、抗刮伤剂:0.6%。
其中,所述乙醇为无水乙醇。所述水性固化剂为水性异氰酸酯固化剂或者其他现有的水性固化剂。所述流平剂为丙烯酸酯类流平剂或者其他现有的流平剂。所述消泡剂为聚醚改性有机硅型消泡剂或者其他现有的消泡剂。所述抗挂伤剂为玻璃粉或者其他现有的抗挂伤剂。
上述防水瓦楞纸板的生产工艺为:纸张通过涂布机,首先经过光辊进行空转压实纸张的空隙,再两次经过涂布辊涂布防水剂,然后经过红外烘干,进而将防水剂均匀涂布在纸张上,最后纸张经过高速瓦楞纸板线与防水胶水将纸张进行结合,制作成防水瓦楞纸板,其中防水剂的制备包括如下步骤:
S1:预备:准备好分散搅拌机和不锈钢桶;
S2:在分散搅拌机中按比例倒入丙烯酸聚合成膜乳液;
S3:调节分散搅拌机转速至500转/分钟;
S4:按比例加入聚乙烯蜡疏水剂;
S5:分散5~10分钟后按比例加入乙醇;
S6:分散10分钟后按比例加入二乙二醇甲醚;
S7:按比例加入消泡剂;
S8:再按比例分别加入抗刮伤剂、流平剂、水性固化剂;
S9:分散20分钟后,测量PH值,加入AMP95PH值调节液,将PH值调节至8~9 之间;
S10:分散搅拌机转速调至1000转/分钟,分散1小时后即可。
其中,上述制备工艺中的各参数可以根据实际需要进行调整。
以上所述,仅为本发明的具体实施方式,但本发明的保护范围并不局限于此,熟悉该本领域的技术人员应该明白本发明包括但不限于上面具体实施方式中描述的内容。任何不偏离本发明的功能和结构原理的修改都将包括在权利要求书的范围中。
Claims (10)
1.一种防水瓦楞纸板,在该瓦楞纸板表面涂布有防水剂,其特征在于:按质量计,该防水剂由以下成分组成:
二乙二醇甲醚:2-3%
AMP95PH值调节液:1.2-1.8%
丙烯酸聚合成膜乳液:65-75%
聚乙烯蜡疏水剂:12-18%
乙醇:3-7%
水性固化剂:2-5%
流平剂:0.3-0.7%
消泡剂:0.3-0.7%
抗刮伤剂:0.3-0.7%。
2.根据权利要求1所述的一种防水瓦楞纸板,其特征在于:按质量计,该防水剂由以下成分组成:二乙二醇甲醚:2.5%、AMP95PH值调节液:1.5%、丙烯酸聚合成膜乳液:71.5%、聚乙烯蜡疏水剂:15%、乙醇:5%、水性固化剂:3%、流平剂:0.5%、消泡剂:0.5%、抗刮伤剂:0.5%。
3.根据权利要求1所述的一种防水瓦楞纸板,其特征在于:按质量计,该防水剂由以下成分组成:二乙二醇甲醚:3%、AMP95PH值调节液:1.5%、丙烯酸聚合成膜乳液:74%、聚乙烯蜡疏水剂:13%、乙醇:4%、水性固化剂:2.7%、流平剂:0.6%、消泡剂:0.6%、抗刮伤剂:0.6%。
4.根据权利要求1所述的一种防水瓦楞纸板,其特征在于:按质量计,该防水剂由以下成分组成:二乙二醇甲醚:2%、AMP95PH值调节液:1.8%、丙烯酸聚合成膜乳液:70%、聚乙烯蜡疏水剂:18%、乙醇:3.5%、水性固化剂:4.5%、流平剂:0.3%、消泡剂:0.3%、抗刮伤剂:0.6%。
5.根据权利要求1所述的一种防水瓦楞纸板,其特征在于:所述乙醇为无水乙醇。
6.根据权利要求1所述的一种防水瓦楞纸板,其特征在于:所述水性固化剂为水性异氰酸酯固化剂。
7.根据权利要求1所述的一种防水瓦楞纸板,其特征在于:所述流平剂为丙烯酸酯类流平剂。
8.根据权利要求1所述的一种防水瓦楞纸板,其特征在于:所述消泡剂为聚醚改性有机硅型消泡剂。
9.根据权利要求1所述的一种防水瓦楞纸板,其特征在于:所述抗挂伤剂为玻璃粉。
10.一种权利要求1至9中任意一项所述的防水瓦楞纸板的生产工艺,纸张通过涂布机,首先经过光辊进行空转压实纸张的空隙,再两次经过涂布辊涂布防水剂,然后经过红外烘干,进而将防水剂均匀涂布在纸张上,最后纸张经过高速瓦楞纸板线与防水胶水将纸张进行结合,制作成防水瓦楞纸板,其特征在于,防水剂的制备包括如下步骤:
S1:预备:准备好分散搅拌机;
S2:在分散搅拌机中按比例倒入丙烯酸聚合成膜乳液;
S3:调节分散搅拌机转速至500转/分钟;
S4:按比例加入聚乙烯蜡疏水剂;
S5:分散5~10分钟后按比例加入乙醇;
S6:分散10分钟后按比例加入二乙二醇甲醚;
S7:按比例加入消泡剂;
S8:再按比例分别加入抗刮伤剂、流平剂、水性固化剂;
S9:分散20分钟后,测量PH值,加入AMP95PH值调节液,将PH值调节至8~9之间;
S10:分散搅拌机转速调至1000转/分钟,分散1小时后即可。
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