CN1044674A - 用于香烟过滤嘴的粘接剂 - Google Patents
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- 239000002253 acid Substances 0.000 description 1
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Abstract
本发明是一种用于香烟过滤嘴的粘接剂。其溶质为聚醋酸乙烯酯,溶剂是乙醇,水而制得的粘接剂,该粘接剂用于聚丙烯纤维丝束。该粘接剂无毒、无味、无害、并提高聚丙烯纤维丝束过滤嘴的硬度和弹性,达到香烟接装要求,适宜口感。
Description
本发明是一种高分子材料粘接剂。
做为香烟过滤嘴的纤维材料,世界上90%以上均采用纤维素二醋酯纤维,由于醋酸纠维生产投资大、技术复杂、见效慢、香料木材紧缺等原因,从七十年代初世界各国相继开发新型的过滤嘴丝束材料,美国、日本、西欧、英国等国家先后进行了涤纶、锦纶、维纶、聚烯烃等各种新型过滤嘴材料的开发研究,进入80年代捷克、美国、英国等国家都积极开发聚丙烯纤维滤嘴丝束的制造技术与设备。聚丙烯纤维过滤嘴丝束能否很快发展的技术关键之一是粘接剂的组成选择。
目前醋酸丝束的粘合是采用三醋酸甘油酯、将醋纤局部溶解而粘接,借以提高丝束的硬度,聚酯纤维丝束是借不饱和聚酯而将纤维之间粘接起来(特开昭49-160499),而聚丙烯纤维属于非极性大分子结构,欲使其粘接是很困难的,若采用表面极化的方法,不仅在工业化生产中是难以实现的,而且增加了有毒性的因素。若想采用类似醋酸纤维那样的溶剂法粘接,则要求溶剂必须是无毒的,但这种溶剂是很难选择的。
因此聚丙烯纤维过滤嘴丝束使用的粘接剂必须符合食用卫生要求,绝对保证无毒、无味、无毒,不影响香烟的味。
聚丙烯纤维过滤嘴丝束的粘接剂,英国专利GB2170391A采用J二烯/苯乙烯乳胶,丁基丙烯酸盐或丁基甲基丙烯酸盐类型的乳胶;2-甲基苯乙烯树脂;乙烯/醋酸乙烯共聚物和加氢松香甘油酯等乳胶。美国专利US4521493由A、B两部分组成,A部分主要是由聚萜树脂、2-甲基苯乙烯、乙烯甲苯等成分之一组成B部分是由醋酸乙烯与松香酸或甲基松香酸共聚物组成。这两专利介绍的粘接剂都比较复杂。而且均不能排除毒性因素的影响。
本发明的目的在于香烟过滤嘴粘接剂是一种无毒、无味、无害适用于聚丙烯纤维丝束的粘接剂,并提高聚丙烯纤维丝束过滤嘴的硬度和弹性,达到者烟接装要求,适宜口感。该粘接剂原料易得。
用于香烟过滤嘴的粘接剂,溶质是聚醋酸乙烯酯、溶剂是乙醇水而制得的粘接剂,该粘接剂用于聚丙烯纤维丝束。
其溶质聚醋酸乙烯酯用量为5~23%。溶剂乙醇的浓度为770~100%;喷洒于聚丙烯丝束上的粘接剂附着量为2~20%(重量百分数)
其溶质聚醋酸乙烯适宜用量为5~10%喷洒在聚丙烯丝束上的粘接剂适宜附着量为4~10%。
用于做香烟过滤嘴的聚醋乙烯酯的单纤维纤度2.0~7.0dener,25个/吋的卷曲数的聚丙烯连续纤维组成的总纤度为3,5000~70,000dener的纤维束,经开纤后喷涂粘合剂,喷涂量为纤维丝束(滤棒)重量的2~20%(重量百分数),利用加热蒸发方法一边将粘接剂中的溶剂挥发掉,一边滤棒成形,如果喷涂量超过20%以上,粘接点增多,形成全面粘接状态,使其过滤嘴粘着量过多,变成全面粘接状态,使其滤嘴吸阻增大。如果粘合剂附着量不足2%,滤棒成型时达不到成型稳定,提高硬度和弹性的目的。适宜的附着量为4~10%。
通常把溶质聚醋酸乙烯酯按其规定用量溶于乙醇的溶剂中,搅拌均匀过滤,即可得到具有良好的流动性和稳定性的粘接剂。
例1:取溶质聚醋酸乙烯酯245克与100克95%的乙醇水溶液混合,搅拌均匀再加入772克95%的乙醇水溶液,再搅拌均匀,过滤得到浓度为22%的粘接剂溶液,
例2:取2.5溶质聚醋酸乙烯酯,先加入6克95%的乙醇溶液,搅拌均匀,再加入41.5克的95%乙醇溶液搅拌均匀后过滤,即可以得到浓度为5%的粘接剂溶液。
例3:取111克聚醋酸乙烯酯与80克无水乙醇混合,搅拌均匀,再加入550克无水乙醇,继续搅拌均匀过滤得到浓度为15%的粘接剂溶液。
例4:取5克聚醋酸乙烯酯于容器中,开动搅拌的同时陆续加入45克浓度为70%的乙醇水溶液,加完溶剂后继续搅拌均匀过滤得到浓度为10%的粘接剂溶液。
Claims (3)
1、一种用于香烟过滤嘴的粘接剂其特征在于溶质为聚醋酸乙烯酯,溶剂是乙醇,水而制得的粘接剂,该粘接剂用于聚丙烯纤维丝束。
2、按照权利要求1所述的香烟过滤嘴的粘接剂其特征在于溶质聚醋酸乙烯酯用量为5~23%溶剂乙醇的浓度为70~100%喷洒于聚丙烯丝束上的粘接剂附着量为2~20%,(均为重量百分数)。
3、按照权利要求1、2所述的香烟过滤嘴的粘接剂其特征在于溶质聚醋酸乙烯酯适宜用量为5~10%,喷洒在聚丙丝束上的粘接剂适宜附着量为4~10%。(均为重量百分数)
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CN 89100493 CN1044674A (zh) | 1989-01-31 | 1989-01-31 | 用于香烟过滤嘴的粘接剂 |
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CN 89100493 CN1044674A (zh) | 1989-01-31 | 1989-01-31 | 用于香烟过滤嘴的粘接剂 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1126799C (zh) * | 2000-05-16 | 2003-11-05 | 武汉卷烟厂 | 彩色线带滤嘴棒专用胶及其制备方法 |
CN101919592B (zh) * | 2009-06-12 | 2012-05-23 | 佳木斯合成实业有限责任公司 | 烟用木纤纸施胶滤棒及其制备方法 |
CN110381756A (zh) * | 2017-03-06 | 2019-10-25 | 日本烟草产业株式会社 | 附带滤嘴的吸烟物品 |
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1989
- 1989-01-31 CN CN 89100493 patent/CN1044674A/zh active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1126799C (zh) * | 2000-05-16 | 2003-11-05 | 武汉卷烟厂 | 彩色线带滤嘴棒专用胶及其制备方法 |
CN101919592B (zh) * | 2009-06-12 | 2012-05-23 | 佳木斯合成实业有限责任公司 | 烟用木纤纸施胶滤棒及其制备方法 |
CN110381756A (zh) * | 2017-03-06 | 2019-10-25 | 日本烟草产业株式会社 | 附带滤嘴的吸烟物品 |
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