CN107057622A - 一种防潮瓦楞纸用胶黏剂 - Google Patents
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Abstract
本发明公开了一种防潮瓦楞纸用胶黏剂,其原料按重量份包括:双酚芴环氧树脂30~40份,对氨基苯酚三缩水甘油环氧树脂5~15份,木薯淀粉复合物20~28份,煅烧高岭土10~20份,纳米膨润土30~40份,聚酰亚胺改性酚醛树脂2~6份,间苯二甲胺2~4份,端羧基丁腈橡胶2~4份,环氧硬脂酸辛酯1~3份,磷酸三苯酯1~3份,环氧丙烷甘油醚80~140份。本发明提出的防潮瓦楞纸用胶黏剂,初始粘结力高,防潮能力好,稳定性好,干燥速度快。
Description
技术领域
本发明涉及胶黏剂技术领域,尤其涉及一种防潮瓦楞纸用胶黏剂。
背景技术
瓦楞纸是由挂面纸和波形的瓦楞纸经胶黏剂粘合而成的板状物,在使用中可能会被雨水、海水打湿,影响其使用。但是现有瓦楞纸用胶黏剂存在防潮能力差及干燥速度慢的问题,用其粘合而成的瓦楞纸,不具备防水、防潮的效果,不能很好的保护包装物品,产品质量得不到保证。
发明内容
基于背景技术存在的技术问题,本发明提出了一种防潮瓦楞纸用胶黏剂,初始粘结力高,防潮能力好,稳定性好,干燥速度快。
本发明提出的一种防潮瓦楞纸用胶黏剂,其原料按重量份包括:双酚芴环氧树脂30~40份,对氨基苯酚三缩水甘油环氧树脂5~15份,木薯淀粉复合物20~28份,煅烧高岭土10~20份,纳米膨润土30~40份,聚酰亚胺改性酚醛树脂2~6份,间苯二甲胺2~4份,端羧基丁腈橡胶2~4份,环氧硬脂酸辛酯1~3份,磷酸三苯酯1~3份,环氧丙烷甘油醚80~140份。
优选地,木薯淀粉复合物采用如下工艺制备:将木薯淀粉球磨,加水,用盐酸调节体系pH值为5.5~5.8,升温,加入高温淀粉酶酶解,灭活,采用氢氧化钠调节体系pH值为7.2~7.4,加入瓜尔胶混合均匀,加入双氧水、硫酸铜密封搅拌,加入乙醇溶液搅拌均匀,加入醋酸乙烯酯、甲基丙烯酸甲酯升温搅拌得到木薯淀粉复合物。
优选地,木薯淀粉复合物采用如下工艺制备:将木薯淀粉球磨5~10min,加水至含水量为40~50wt%,用盐酸调节体系pH值为5.5~5.8,升温至85~95℃,加入高温淀粉酶酶解15~25min,灭活,采用氢氧化钠调节体系pH值为7.2~7.4,加入瓜尔胶混合均匀,加入双氧水、硫酸铜密封搅拌20~40min,搅拌温度为55~65℃,加入浓度为60~80wt%乙醇溶液搅拌均匀,加入醋酸乙烯酯、甲基丙烯酸甲酯升温至110~118℃搅拌0.5~1.5h,得到木薯淀粉复合物。
优选地,木薯淀粉复合物采用如下工艺制备:按重量份将5~12份木薯淀粉球磨5~10min,加水至含水量为40~50wt%,用盐酸调节体系pH值为5.5~5.8,升温至85~95℃,加入高温淀粉酶酶解15~25min,灭活,采用氢氧化钠调节体系pH值为7.2~7.4,加入2~6份瓜尔胶混合均匀,加入0.1~0.6份双氧水、0.1~0.6份硫酸铜密封搅拌20~40min,搅拌温度为55~65℃,加入20~40份浓度为60~80wt%乙醇溶液搅拌均匀,加入0.2~0.6份醋酸乙烯酯、1~1.8份甲基丙烯酸甲酯升温至110~118℃搅拌0.5~1.5h,得到木薯淀粉复合物。
优选地,煅烧高岭土的粒径为80~200nm。
本发明采用以木薯淀粉复合物、双酚芴环氧树脂、对氨基苯酚三缩水甘油环氧树脂作为主体材料,以聚酰亚胺改性酚醛树脂、间苯二甲胺为固化改性剂,使本发明在较高温度下不仅热稳定性好,粘度高,防水防潮效果优异,储存时间长;在木薯淀粉复合物中,将木薯淀粉依次经过球磨、酶解及氧化淀粉处理后,分子量极低,在保证一定黏度的条件下,流动性好,与瓜尔胶的分散性好,经过双氧水氧化处理后,经过醋酸乙烯酯、甲基丙烯酸甲酯接枝,所得木薯淀粉复合物粘结性能优异,在环氧丙烷甘油醚配合下浸润性能优异,抗剥离效果好,韧性也极好,且安全环保,不污染环境;本发明所用端羧基丁腈橡胶、环氧硬脂酸辛酯、磷酸三苯酯具有很好的协同作用,使所得胶黏剂初始粘结力高,防潮能力好,稳定性好,干燥速度快,用本发明所得胶黏剂粘合而成的楞纸板防水、防潮的效果好,质量好,能很好的保护包装物品。
具体实施方式
下面,通过具体实施例对本发明的技术方案进行详细说明。
实施例1
本发明提出的一种防潮瓦楞纸用胶黏剂,其原料按重量份包括:双酚芴环氧树脂30份,对氨基苯酚三缩水甘油环氧树脂15份,木薯淀粉复合物20份,煅烧高岭土20份,纳米膨润土30份,聚酰亚胺改性酚醛树脂6份,间苯二甲胺2份,端羧基丁腈橡胶4份,环氧硬脂酸辛酯1份,磷酸三苯酯3份,环氧丙烷甘油醚80份。
实施例2
本发明提出的一种防潮瓦楞纸用胶黏剂,其原料按重量份包括:双酚芴环氧树脂40份,对氨基苯酚三缩水甘油环氧树脂5份,木薯淀粉复合物28份,煅烧高岭土10份,纳米膨润土40份,聚酰亚胺改性酚醛树脂2份,间苯二甲胺4份,端羧基丁腈橡胶2份,环氧硬脂酸辛酯3份,磷酸三苯酯1份,环氧丙烷甘油醚140份。
木薯淀粉复合物采用如下工艺制备:将木薯淀粉球磨,加水,用盐酸调节体系pH值为5.5~5.8,升温,加入高温淀粉酶酶解,灭活,采用氢氧化钠调节体系pH值为7.2~7.4,加入瓜尔胶混合均匀,加入双氧水、硫酸铜密封搅拌,加入乙醇溶液搅拌均匀,加入醋酸乙烯酯、甲基丙烯酸甲酯升温搅拌得到木薯淀粉复合物。
实施例3
本发明提出的一种防潮瓦楞纸用胶黏剂,其原料按重量份包括:双酚芴环氧树脂32份,对氨基苯酚三缩水甘油环氧树脂12份,木薯淀粉复合物22份,煅烧高岭土18份,纳米膨润土32份,聚酰亚胺改性酚醛树脂5份,间苯二甲胺2.5份,端羧基丁腈橡胶3.5份,环氧硬脂酸辛酯1.5份,磷酸三苯酯2.5份,环氧丙烷甘油醚100份。
木薯淀粉复合物采用如下工艺制备:将木薯淀粉球磨5~10min,加水至含水量为40~50wt%,用盐酸调节体系pH值为5.5~5.8,升温至85~95℃,加入高温淀粉酶酶解15~25min,灭活,采用氢氧化钠调节体系pH值为7.2~7.4,加入瓜尔胶混合均匀,加入双氧水、硫酸铜密封搅拌20~40min,搅拌温度为55~65℃,加入浓度为60~80wt%乙醇溶液搅拌均匀,加入醋酸乙烯酯、甲基丙烯酸甲酯升温至110~118℃搅拌0.5~1.5h,得到木薯淀粉复合物。
实施例4
本发明提出的一种防潮瓦楞纸用胶黏剂,其原料按重量份包括:双酚芴环氧树脂38份,对氨基苯酚三缩水甘油环氧树脂8份,木薯淀粉复合物24份,粒径为80~200nm的煅烧高岭土12份,纳米膨润土35份,聚酰亚胺改性酚醛树脂3份,间苯二甲胺3.5份,端羧基丁腈橡胶2.5份,环氧硬脂酸辛酯2.5份,磷酸三苯酯1.5份,环氧丙烷甘油醚120份。
木薯淀粉复合物采用如下工艺制备:按重量份将5份木薯淀粉球磨10min,加水至含水量为40wt%,用盐酸调节体系pH值为5.5~5.8,升温至95℃,加入高温淀粉酶酶解15min,灭活,采用氢氧化钠调节体系pH值为7.2~7.4,加入6份瓜尔胶混合均匀,加入0.1份双氧水、0.6份硫酸铜密封搅拌20min,搅拌温度为65℃,加入20份浓度为80wt%乙醇溶液搅拌均匀,加入0.2份醋酸乙烯酯、1.8份甲基丙烯酸甲酯升温至110℃搅拌1.5h,得到木薯淀粉复合物。
实施例5
本发明提出的一种防潮瓦楞纸用胶黏剂,其原料按重量份包括:双酚芴环氧树脂35份,对氨基苯酚三缩水甘油环氧树脂10份,木薯淀粉复合物23份,煅烧高岭土15份,纳米膨润土34份,聚酰亚胺改性酚醛树脂4份,间苯二甲胺3份,端羧基丁腈橡胶3份,环氧硬脂酸辛酯2份,磷酸三苯酯2份,环氧丙烷甘油醚110份。
木薯淀粉复合物采用如下工艺制备:按重量份将12份木薯淀粉球磨50min,加水至含水量为50wt%,用盐酸调节体系pH值为5.5~5.8,升温至85℃,加入高温淀粉酶酶解25min,灭活,采用氢氧化钠调节体系pH值为7.2~7.4,加入2份瓜尔胶混合均匀,加入0.6份双氧水、0.1份硫酸铜密封搅拌40min,搅拌温度为55℃,加入40份浓度为60wt%乙醇溶液搅拌均匀,加入0.6份醋酸乙烯酯、1份甲基丙烯酸甲酯升温至118℃搅拌0.5h,得到木薯淀粉复合物。
以上所述,仅为本发明较佳的具体实施方式,但本发明的保护范围并不局限于此,任何熟悉本技术领域的技术人员在本发明揭露的技术范围内,根据本发明的技术方案及其发明构思加以等同替换或改变,都应涵盖在本发明的保护范围之内。
Claims (5)
1.一种防潮瓦楞纸用胶黏剂,其特征在于,其原料按重量份包括:双酚芴环氧树脂30~40份,对氨基苯酚三缩水甘油环氧树脂5~15份,木薯淀粉复合物20~28份,煅烧高岭土10~20份,纳米膨润土30~40份,聚酰亚胺改性酚醛树脂2~6份,间苯二甲胺2~4份,端羧基丁腈橡胶2~4份,环氧硬脂酸辛酯1~3份,磷酸三苯酯1~3份,环氧丙烷甘油醚80~140份。
2.根据权利要求1所述防潮瓦楞纸用胶黏剂,其特征在于,木薯淀粉复合物采用如下工艺制备:将木薯淀粉球磨,加水,用盐酸调节体系pH值为5.5~5.8,升温,加入高温淀粉酶酶解,灭活,采用氢氧化钠调节体系pH值为7.2~7.4,加入瓜尔胶混合均匀,加入双氧水、硫酸铜密封搅拌,加入乙醇溶液搅拌均匀,加入醋酸乙烯酯、甲基丙烯酸甲酯升温搅拌得到木薯淀粉复合物。
3.根据权利要求1或2所述防潮瓦楞纸用胶黏剂,其特征在于,木薯淀粉复合物采用如下工艺制备:将木薯淀粉球磨5~10min,加水至含水量为40~50wt%,用盐酸调节体系pH值为5.5~5.8,升温至85~95℃,加入高温淀粉酶酶解15~25min,灭活,采用氢氧化钠调节体系pH值为7.2~7.4,加入瓜尔胶混合均匀,加入双氧水、硫酸铜密封搅拌20~40min,搅拌温度为55~65℃,加入浓度为60~80wt%乙醇溶液搅拌均匀,加入醋酸乙烯酯、甲基丙烯酸甲酯升温至110~118℃搅拌0.5~1.5h,得到木薯淀粉复合物。
4.根据权利要求1-3任一项所述防潮瓦楞纸用胶黏剂,其特征在于,木薯淀粉复合物采用如下工艺制备:按重量份将5~12份木薯淀粉球磨5~10min,加水至含水量为40~50wt%,用盐酸调节体系pH值为5.5~5.8,升温至85~95℃,加入高温淀粉酶酶解15~25min,灭活,采用氢氧化钠调节体系pH值为7.2~7.4,加入2~6份瓜尔胶混合均匀,加入0.1~0.6份双氧水、0.1~0.6份硫酸铜密封搅拌20~40min,搅拌温度为55~65℃,加入20~40份浓度为60~80wt%乙醇溶液搅拌均匀,加入0.2~0.6份醋酸乙烯酯、1~1.8份甲基丙烯酸甲酯升温至110~118℃搅拌0.5~1.5h,得到木薯淀粉复合物。
5.根据权利要求1-4任一项所述防潮瓦楞纸用胶黏剂,其特征在于,煅烧高岭土的粒径为80~200nm。
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CN107974039A (zh) * | 2017-12-14 | 2018-05-01 | 滁州德铭塑胶有限公司 | 一种表面光滑的密胺树脂塑料餐具制备方法 |
CN111334198A (zh) * | 2020-03-27 | 2020-06-26 | 顺德职业技术学院 | Uv双组份双固化型结构胶 |
CN112358830A (zh) * | 2020-11-03 | 2021-02-12 | 上海金山纸业有限公司 | 一种瓦楞纸用防水增强粘合剂 |
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CN1032759C (zh) * | 1992-05-07 | 1996-09-11 | 张宝鉴 | 水基淀粉纸/塑粘合剂的生产方法 |
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CN107974039A (zh) * | 2017-12-14 | 2018-05-01 | 滁州德铭塑胶有限公司 | 一种表面光滑的密胺树脂塑料餐具制备方法 |
CN111334198A (zh) * | 2020-03-27 | 2020-06-26 | 顺德职业技术学院 | Uv双组份双固化型结构胶 |
CN111334198B (zh) * | 2020-03-27 | 2021-10-15 | 顺德职业技术学院 | Uv双组份双固化型结构胶 |
CN112358830A (zh) * | 2020-11-03 | 2021-02-12 | 上海金山纸业有限公司 | 一种瓦楞纸用防水增强粘合剂 |
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