CN107779113A - 一种环保生物质牛皮纸压敏胶黏带的制备方法及其应用 - Google Patents
一种环保生物质牛皮纸压敏胶黏带的制备方法及其应用 Download PDFInfo
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Abstract
本发明公开了一种环保生物质牛皮纸压敏胶黏带的制备方法及其应用,该方法通过将牛皮纸基材进行隔离剂和电晕处理后,将壳聚糖、聚乳酸纤维、棉花纤维提取物、顺式异戊二烯橡胶为主要成分的胶黏剂涂布在处理后基材上,通过干燥固化、复合隔离、卷取、裁切、包装等工艺制成成品胶带,制备而成的环保生物质牛皮纸压敏胶黏带,其黏度大、防水不易脱落、环保易降解,具有较好的应用前景。同时还公开了该制备方法制得的环保生物质牛皮纸压敏胶黏带在包装工业中的应用。
Description
技术领域
本发明涉及材料领域,特别涉及到一种环保生物质牛皮纸压敏胶黏带的制备方法及其应用。
背景技术
压敏胶(PSA) 压敏胶粘剂的简称,是一类具有对压力有敏感性的胶粘剂。所有的胶黏剂的粘接施工都要求在一定的压力条件下完成,但并不是所有的胶黏剂都可以归类为压敏胶。压敏胶特指那种在粘接过程中对压力敏感、不必加热、不需要溶剂、只需轻微一按就能够实现粘接的胶黏剂。其特点是粘之不易,揭之不难,剥而不损,在较长的时间内胶层不会干固,所以压敏胶也成为不干胶。
纸在压敏胶制品中使用量是最大的一种基材,占整个基材的一半左右。随着原纸和制造时处理方法的不同,纸的品种较多,性能也有所不同。中国和日本牛皮纸使用较多,欧美国家以皱纹纸为主。国内普遍采用未经饱和处理的牛皮纸作为包装胶粘带的基材。这种牛皮纸一般在表面涂布了一层处理剂,因此纸的强度大,价格便宜,是纸中用量最大的一种。然而传统的牛皮纸压敏胶带往往存在着粘度不足、防水性较差、环保性缺乏的缺陷,一定程度上制约了其在包装行业中的应用。
发明内容
为解决上述技术问题,本发明提供一种环保生物质牛皮纸压敏胶黏带的制备方法,通过将牛皮纸基材进行隔离剂和电晕处理后,将壳聚糖、聚乳酸纤维、棉花纤维提取物、顺式异戊二烯橡胶为主要成分的胶黏剂涂布在处理后基材上,通过干燥固化、复合隔离、卷取、裁切、包装等工艺制成成品胶带,制备而成的环保生物质牛皮纸压敏胶黏带, 其黏度大、防水不易脱落、环保易降解,具有较好的应用前景,能够满足行业的要求,具有较好的应用前景。
本发明的目的可以通过以下技术方案实现:
一种环保生物质牛皮纸压敏胶黏带的制备方法,包括以下步骤:
(1)将牛皮纸基材放于隔离剂中处理30分钟,室温晾干;
(2)将步骤(1)晾干的基材进行电晕处理;
(3)将壳聚糖5-9份、聚乳酸纤维3-10份、棉花纤维提取物1-4份、顺式异戊二烯橡胶2-5份、甲苯1-3份、萜烯树脂2-8份、氢化松香甘油醇2-6份、石油醚1-4份、环氧大豆油2-3份、古马隆树脂1-2份、葵二酸二辛脂3-8份、水杨酸甲酯2-4份加入强力剪切框式溶解釜中搅拌,加热至160-210℃,搅拌转速80-150转/分钟,搅拌时间35分钟,得到混合液;
(4)将四丁氧基钛2-4份、树脂酸钠4-9份、过氧化苯甲酰3-5份、二甲基丙烯酸乙二醇酯1-3份、2,5-二叔丁基对甲酚3-7份、烷基酚醛树脂1-2份、碱式碳酸镁2-5份、碳酸钙镁2-4份、二氧化钛1-2份、助剂1-2份和步骤(3)的混合液注入聚合反应釜反应,反应温度210-225℃,反应时间60分钟,得胶黏剂;
(5)将步骤(4)的胶黏剂注入气刮刀式涂布器中,均匀涂布至步骤(2)电晕处理的基材上面,涂胶速度为50-150m/min,气流速度为35m/min,空气压力为0.5Pa;
(6)将上述涂布好的基材进行干燥处理,使用紫悬浮式干燥机设备,干燥温度为65℃,干燥时间为10分钟,喷嘴的风速为50m/s;
(7)将二苯甲基二异氰酸酯和六亚甲基二异氰酸酯按重量比2:5混合,搅拌均匀,涂布在隔离纸上,在65℃下干燥20分钟,然后使用水冷却辊进行冷却,冷却效果参数为1000kJ/(m2.h.℃);
(8)在步骤(6)涂布干燥的基材及胶黏剂上复合步骤(7)处理的隔离纸;
(9)将复合上隔离纸的压敏胶黏带卷取、裁切成产品规格、密封避光包装成产品。
优选地,所述步骤(1)中隔离剂选自多异氰酸酯、双甲基丙烯酸聚乙二醇酯、六氟丁二烯、聚二甲基硅氧烷中的一种或几种。
优选地,所述步骤(2)中,电晕处理需要使用专业的电晕发射器设备,电晕条件:200Kv,10Hz。
优选地,所述步骤(4)中助剂选自二丁基二硫代甲酸锌、黄原酸丁酯锌盐、三氯化铝、三氟化硼中的一种或几种。
优选地,所述步骤(8)中的复合处理,干式复合机加压辊压力为20-50N/cm2。
本发明还提供了上述制备方法得到的环保生物质牛皮纸压敏胶黏带在包装工业中的应用
本发明与现有技术相比,其有益效果为:
(1)本发明的环保生物质牛皮纸压敏胶黏带的制备方法通过将牛皮纸基材进行隔离剂和电晕处理后,将壳聚糖、聚乳酸纤维、棉花纤维提取物、顺式异戊二烯橡胶为主要成分的胶黏剂涂布在处理后基材上,通过干燥固化、复合隔离、卷取、裁切、包装等工艺制成成品胶带,制备而成的环保生物质牛皮纸压敏胶黏带, 其黏度大、防水不易脱落、环保易降解,具有较好的应用前景。
(2)本发明的环保生物质牛皮纸压敏胶黏带原料廉价、工艺简单,适于大规工业化运用,实用性强。
具体实施方式
下面结合具体实施例对发明的技术方案进行详细说明。
实施例1
(1)将牛皮纸基材放于多异氰酸酯中处理30分钟,室温晾干;
(2)将步骤(1)晾干的基材进行电晕处理,电晕条件:200Kv,10Hz;
(3)将壳聚糖5份、聚乳酸纤维3份、棉花纤维提取物1份、顺式异戊二烯橡胶2份、甲苯1份、萜烯树脂2份、氢化松香甘油醇2份、石油醚1份、环氧大豆油2份、古马隆树脂1份、葵二酸二辛脂3份、水杨酸甲酯2份加入强力剪切框式溶解釜中搅拌,加热至160℃,搅拌转速80转/分钟,搅拌时间35分钟,得到混合液;
(4)将四丁氧基钛2份、树脂酸钠4份、过氧化苯甲酰3份、二甲基丙烯酸乙二醇酯1份、2,5-二叔丁基对甲酚3份、烷基酚醛树脂1份、碱式碳酸镁2份、碳酸钙镁2份、二氧化钛1份、二丁基二硫代甲酸锌1份和步骤(3)的混合液注入聚合反应釜反应,反应温度210℃,反应时间60分钟,得胶黏剂;
(5)将步骤(4)的胶黏剂注入气刮刀式涂布器中,均匀涂布至步骤(2)电晕处理的基材上面,涂胶速度为50m/min,气流速度为35m/min,空气压力为0.5Pa;
(6)将上述涂布好的基材进行干燥处理,使用紫悬浮式干燥机设备,干燥温度为65℃,干燥时间为10分钟,喷嘴的风速为50m/s;
(7)将二苯甲基二异氰酸酯和六亚甲基二异氰酸酯按重量比2:5混合,搅拌均匀,涂布在隔离纸上,在65℃在干燥20分钟,然后使用水冷却辊进行冷却,冷却效果参数为1000kJ/(m2.h.℃);
(8)在步骤(6)涂布干燥的基材及胶黏剂上复合步骤(7)处理的隔离纸,干式复合机加压辊压力为20N/cm2;
(9)将复合上隔离纸的压敏胶黏带卷取、裁切成产品规格、密封避光包装成产品。
制得的环保生物质牛皮纸压敏胶黏带的性能测试结果如表1所示。
实施例2
(1)将牛皮纸基材放于双甲基丙烯酸聚乙二醇酯中处理30分钟,室温晾干;
(2)将步骤(1)晾干的基材进行电晕处理,电晕条件:200Kv,10Hz;
(3)将壳聚糖6份、聚乳酸纤维5份、棉花纤维提取物2份、顺式异戊二烯橡胶3份、甲苯2份、萜烯树脂4份、氢化松香甘油醇3份、石油醚2份、环氧大豆油2份、古马隆树脂1份、葵二酸二辛脂4份、水杨酸甲酯3份加入强力剪切框式溶解釜中搅拌,加热至180℃,搅拌转速100转/分钟,搅拌时间35分钟,得到混合液;
(4)将四丁氧基钛3份、树脂酸钠5份、过氧化苯甲酰4份、二甲基丙烯酸乙二醇酯2份、2,5-二叔丁基对甲酚4份、烷基酚醛树脂1份、碱式碳酸镁3份、碳酸钙镁3份、二氧化钛1份、黄原酸丁酯锌盐1份和步骤(3)的混合液注入聚合反应釜反应,反应温度215℃,反应时间60分钟,得胶黏剂;
(5)将步骤(4)的胶黏剂注入气刮刀式涂布器中,均匀涂布至步骤(2)电晕处理的基材上面,涂胶速度为100m/min,气流速度为35m/min,空气压力为0.5Pa;
(6)将上述涂布好的基材进行干燥处理,使用紫悬浮式干燥机设备,干燥温度为65℃,干燥时间为10分钟,喷嘴的风速为50m/s;
(7)将二苯甲基二异氰酸酯和六亚甲基二异氰酸酯按重量比2:5混合,搅拌均匀,涂布在隔离纸上,在65℃在干燥20分钟,然后使用水冷却辊进行冷却,冷却效果参数为1000kJ/(m2.h.℃);
(8)在步骤(6)涂布干燥的基材及胶黏剂上复合步骤(7)处理的隔离纸,干式复合机加压辊压力为30N/cm2;
(9)将复合上隔离纸的压敏胶黏带卷取、裁切成产品规格、密封避光包装成产品。
制得的环保生物质牛皮纸压敏胶黏带的性能测试结果如表1所示。
实施例3
(1)将牛皮纸基材放于六氟丁二烯中处理30分钟,室温晾干;
(2)将步骤(1)晾干的基材进行电晕处理,电晕条件:200Kv,10Hz;
(3)将壳聚糖8份、聚乳酸纤维8份、棉花纤维提取物3份、顺式异戊二烯橡胶4份、甲苯2份、萜烯树脂6份、氢化松香甘油醇5份、石油醚3份、环氧大豆油3份、古马隆树脂2份、葵二酸二辛脂7份、水杨酸甲酯3份加入强力剪切框式溶解釜中搅拌,加热至200℃,搅拌转速120转/分钟,搅拌时间35分钟,得到混合液;
(4)将四丁氧基钛3份、树脂酸钠8份、过氧化苯甲酰4份、二甲基丙烯酸乙二醇酯2份、2,5-二叔丁基对甲酚6份、烷基酚醛树脂2份、碱式碳酸镁4份、碳酸钙镁3份、二氧化钛2份、三氯化铝2份和步骤(3)的混合液注入聚合反应釜反应,反应温度220℃,反应时间60分钟,得胶黏剂;
(5)将步骤(4)的胶黏剂注入气刮刀式涂布器中,均匀涂布至步骤(2)电晕处理的基材上面,涂胶速度为120m/min,气流速度为35m/min,空气压力为0.5Pa;
(6)将上述涂布好的基材进行干燥处理,使用紫悬浮式干燥机设备,干燥温度为65℃,干燥时间为10分钟,喷嘴的风速为50m/s;
(7)将二苯甲基二异氰酸酯和六亚甲基二异氰酸酯按重量比2:5混合,搅拌均匀,涂布在隔离纸上,在65℃在干燥20分钟,然后使用水冷却辊进行冷却,冷却效果参数为1000kJ/(m2.h.℃);
(8)在步骤(6)涂布干燥的基材及胶黏剂上复合步骤(7)处理的隔离纸,干式复合机加压辊压力为40N/cm2;
(9)将复合上隔离纸的压敏胶黏带卷取、裁切成产品规格、密封避光包装成产品。
制得的环保生物质牛皮纸压敏胶黏带的性能测试结果如表1所示。
实施例4
(1)将牛皮纸基材放于聚二甲基硅氧烷中处理30分钟,室温晾干;
(2)将步骤(1)晾干的基材进行电晕处理,电晕条件:200Kv,10Hz;
(3)将壳聚糖9份、聚乳酸纤维10份、棉花纤维提取物4份、顺式异戊二烯橡胶5份、甲苯3份、萜烯树脂8份、氢化松香甘油醇6份、石油醚4份、环氧大豆油3份、古马隆树脂2份、葵二酸二辛脂8份、水杨酸甲酯4份加入强力剪切框式溶解釜中搅拌,加热至210℃,搅拌转速150转/分钟,搅拌时间35分钟,得到混合液;
(4)将四丁氧基钛4份、树脂酸钠9份、过氧化苯甲酰5份、二甲基丙烯酸乙二醇酯3份、2,5-二叔丁基对甲酚7份、烷基酚醛树脂2份、碱式碳酸镁5份、碳酸钙镁4份、二氧化钛2份、三氟化硼2份和步骤(3)的混合液注入聚合反应釜反应,反应温度225℃,反应时间60分钟,得胶黏剂;
(5)将步骤(4)的胶黏剂注入气刮刀式涂布器中,均匀涂布至步骤(2)电晕处理的基材上面,涂胶速度为150m/min,气流速度为35m/min,空气压力为0.5Pa;
(6)将上述涂布好的基材进行干燥处理,使用紫悬浮式干燥机设备,干燥温度为65℃,干燥时间为10分钟,喷嘴的风速为50m/s;
(7)将二苯甲基二异氰酸酯和六亚甲基二异氰酸酯按重量比2:5混合,搅拌均匀,涂布在隔离纸上,在65℃在干燥20分钟,然后使用水冷却辊进行冷却,冷却效果参数为1000kJ/(m2.h.℃);
(8)在步骤(6)涂布干燥的基材及胶黏剂上复合步骤(7)处理的隔离纸,干式复合机加压辊压力为50N/cm2;
(9)将复合上隔离纸的压敏胶黏带卷取、裁切成产品规格、密封避光包装成产品。
制得的环保生物质牛皮纸压敏胶黏带的性能测试结果如表1所示。
对比例1
(1)将牛皮纸基材放于多异氰酸酯中处理30分钟,室温晾干;
(2)将步骤(1)晾干的基材进行电晕处理,电晕条件:200Kv,10Hz;
(3)将壳聚糖5份、聚乳酸纤维3份、棉花纤维提取物1份、顺式异戊二烯橡胶2份、氢化松香甘油醇2份、石油醚1份、环氧大豆油2份、古马隆树脂1份、葵二酸二辛脂3份、水杨酸甲酯2份加入强力剪切框式溶解釜中搅拌,加热至160℃,搅拌转速80转/分钟,搅拌时间35分钟,得到混合液;
(4)将四丁氧基钛2份、树脂酸钠4份、过氧化苯甲酰3份、二甲基丙烯酸乙二醇酯1份、2,5-二叔丁基对甲酚3份、烷基酚醛树脂1份、碱式碳酸镁2份、二氧化钛1份、二丁基二硫代甲酸锌1份和步骤(3)的混合液注入聚合反应釜反应,反应温度210℃,反应时间60分钟,得胶黏剂;
(5)将步骤(4)的胶黏剂注入气刮刀式涂布器中,均匀涂布至步骤(2)电晕处理的基材上面,涂胶速度为50m/min,气流速度为35m/min,空气压力为0.5Pa;
(6)将上述涂布好的基材进行干燥处理,使用紫悬浮式干燥机设备,干燥温度为65℃,干燥时间为10分钟,喷嘴的风速为50m/s;
(7)将二苯甲基二异氰酸酯和六亚甲基二异氰酸酯按重量比2:5混合,搅拌均匀,涂布在隔离纸上,在65℃在干燥20分钟,然后使用水冷却辊进行冷却,冷却效果参数为1000kJ/(m2.h.℃);
(8)在步骤(6)涂布干燥的基材及胶黏剂上复合步骤(7)处理的隔离纸,干式复合机加压辊压力为20N/cm2;
(9)将复合上隔离纸的压敏胶黏带卷取、裁切成产品规格、密封避光包装成产品。
制得的环保生物质牛皮纸压敏胶黏带的性能测试结果如表1所示。
对比例2
(1)将牛皮纸基材放于聚二甲基硅氧烷中处理30分钟,室温晾干;
(2)将步骤(1)晾干的基材进行电晕处理,电晕条件:200Kv,10Hz;
(3)将壳聚糖9份、聚乳酸纤维10份、棉花纤维提取物4份、顺式异戊二烯橡胶5份、甲苯3份、萜烯树脂8份、氢化松香甘油醇6份、葵二酸二辛脂8份、水杨酸甲酯4份加入强力剪切框式溶解釜中搅拌,加热至210℃,搅拌转速150转/分钟,搅拌时间35分钟,得到混合液;
(4)将四丁氧基钛4份、树脂酸钠9份、过氧化苯甲酰5份、2,5-二叔丁基对甲酚7份、烷基酚醛树脂2份、碱式碳酸镁5份、碳酸钙镁4份、二氧化钛2份、三氟化硼2份和步骤(3)的混合液注入聚合反应釜反应,反应温度225℃,反应时间60分钟,得胶黏剂;
(5)将步骤(4)的胶黏剂注入气刮刀式涂布器中,均匀涂布至步骤(2)电晕处理的基材上面,涂胶速度为150m/min,气流速度为35m/min,空气压力为0.5Pa;
(6)将上述涂布好的基材进行干燥处理,使用紫悬浮式干燥机设备,干燥温度为65℃,干燥时间为10分钟,喷嘴的风速为50m/s;
(7)将二苯甲基二异氰酸酯和六亚甲基二异氰酸酯按重量比2:5混合,搅拌均匀,涂布在隔离纸上,在65℃在干燥20分钟,然后使用水冷却辊进行冷却,冷却效果参数为1000kJ/(m2.h.℃);
(8)在步骤(6)涂布干燥的基材及胶黏剂上复合步骤(7)处理的隔离纸,干式复合机加压辊压力为50N/cm2;
(9)将复合上隔离纸的压敏胶黏带卷取、裁切成产品规格、密封避光包装成产品。
制得的环保生物质牛皮纸压敏胶黏带的性能测试结果如表1所示。
将实施例1-4和对比例1-2的制得的环保生物质牛皮纸压敏胶黏带进行180°剥离性能、持黏性、拉伸强度、撕裂度这几项性能测试。
表1
180°剥离性能(湿热老化后,N/m) | 持黏性(min) | 拉伸强度(纵向,kN/m) | 撕裂度(横向,N) | |
实施例1 | 485 | 273 | 6.8 | 1.25 |
实施例2 | 505 | 268 | 7.2 | 1.34 |
实施例3 | 490 | 265 | 6.9 | 1.36 |
实施例4 | 495 | 270 | 7.1 | 1.29 |
对比例1 | 345 | 235 | 5.3 | 0.85 |
对比例2 | 355 | 245 | 5.4 | 0.92 |
本发明的环保生物质牛皮纸压敏胶黏带的制备方法通过将牛皮纸基材进行隔离剂和电晕处理后,将壳聚糖、聚乳酸纤维、棉花纤维提取物、顺式异戊二烯橡胶为主要成分的胶黏剂涂布在处理后基材上,通过干燥固化、复合隔离、卷取、裁切、包装等工艺制成成品胶带,制备而成的环保生物质牛皮纸压敏胶黏带, 其黏度大、防水不易脱落、环保易降解,具有较好的应用前景。本发明的环保生物质牛皮纸压敏胶黏带原料廉价、工艺简单,适于大规工业化运用,实用性强。
以上所述仅为本发明的实施例,并非因此限制本发明的专利范围,凡是利用本发明说明书内容所作的等效结构或等效流程变换,或直接或间接运用在其他相关的技术领域,均同理包括在本发明的专利保护范围内。
Claims (6)
1.一种环保生物质牛皮纸压敏胶黏带的制备方法,其特征在于,包括以下步骤:
(1)将牛皮纸基材放于隔离剂中处理30分钟,室温晾干;
(2)将步骤(1)晾干的基材进行电晕处理;
(3)将壳聚糖5-9份、聚乳酸纤维3-10份、棉花纤维提取物1-4份、顺式异戊二烯橡胶2-5份、甲苯1-3份、萜烯树脂2-8份、氢化松香甘油醇2-6份、石油醚1-4份、环氧大豆油2-3份、古马隆树脂1-2份、葵二酸二辛脂3-8份、水杨酸甲酯2-4份加入强力剪切框式溶解釜中搅拌,加热至160-210℃,搅拌转速80-150转/分钟,搅拌时间35分钟,得到混合液;
(4)将四丁氧基钛2-4份、树脂酸钠4-9份、过氧化苯甲酰3-5份、二甲基丙烯酸乙二醇酯1-3份、2,5-二叔丁基对甲酚3-7份、烷基酚醛树脂1-2份、碱式碳酸镁2-5份、碳酸钙镁2-4份、二氧化钛1-2份、助剂1-2份和步骤(3)的混合液注入聚合反应釜反应,反应温度210-225℃,反应时间60分钟,得胶黏剂;
(5)将步骤(4)的胶黏剂注入气刮刀式涂布器中,均匀涂布至步骤(2)电晕处理的基材上面,涂胶速度为50-150m/min,气流速度为35m/min,空气压力为0.5Pa;
(6)将上述涂布好的基材进行干燥处理,使用紫悬浮式干燥机设备,干燥温度为65℃,干燥时间为10分钟,喷嘴的风速为50m/s;
(7)将二苯甲基二异氰酸酯和六亚甲基二异氰酸酯按重量比2:5混合,搅拌均匀,涂布在隔离纸上,在65℃下干燥20分钟,然后使用水冷却辊进行冷却,冷却效果参数为1000kJ/(m2.h.℃);
(8)在步骤(6)涂布干燥的基材及胶黏剂上复合步骤(7)处理的隔离纸;
(9)将复合上隔离纸的压敏胶黏带卷取、裁切成产品规格、密封避光包装成产品。
2.根据权利要求1所述的环保生物质牛皮纸压敏胶黏带的制备方法,其特征在于,所述步骤(1)中隔离剂选自多异氰酸酯、双甲基丙烯酸聚乙二醇酯、六氟丁二烯、聚二甲基硅氧烷中的一种或几种。
3.根据权利要求1所述的环保生物质牛皮纸压敏胶黏带的制备方法,其特征在于,所述步骤(2)中,电晕处理需要使用专业的电晕发射器设备,电晕条件:200Kv,10Hz。
4.根据权利要求1所述的环保生物质牛皮纸压敏胶黏带的制备方法,其特征在于,所述步骤(4)中助剂选自二丁基二硫代甲酸锌、黄原酸丁酯锌盐、三氯化铝、三氟化硼中的一种或几种。
5.根据权利要求1所述的环保生物质牛皮纸压敏胶黏带的制备方法,其特征在于,所述步骤(8)中的复合处理,干式复合机加压辊压力为20-50N/cm2。
6.根据权利要求1-5任一项所述制备方法得到的环保生物质牛皮纸压敏胶黏带在包装工业中的应用。
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张爱清: "《压敏胶粘剂》", 30 September 2002, 化学工业出版社 * |
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