CN114685875A - 一种pe拉伸缠绕膜增白工艺 - Google Patents

一种pe拉伸缠绕膜增白工艺 Download PDF

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CN114685875A
CN114685875A CN202011581868.7A CN202011581868A CN114685875A CN 114685875 A CN114685875 A CN 114685875A CN 202011581868 A CN202011581868 A CN 202011581868A CN 114685875 A CN114685875 A CN 114685875A
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马虎
王霞
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Suzhou Hengxin Sanyou Electromechanical Co ltd
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Abstract

本发明公开了一种PE拉伸缠绕膜增白工艺,具体涉及高分子材料领域,包括单层挤出工艺:按照重量份,由双峰线性低密度聚乙烯30~40份、PE 45~65份、甲基纤维素3~5份、增白剂0.2~3份、增粘剂1~7份混合而成,所述增粘剂为聚异丁烯或超低密度聚乙烯中的其中一种。本发明通过添加增白剂,能够使单层挤出工艺、双层挤出工艺和三层单层挤出工艺生产的PE拉伸缠绕膜透明度高,光亮度好,同时增加了甲基纤维素,能够使PE拉伸缠绕膜具有优良的拉伸强度。

Description

一种PE拉伸缠绕膜增白工艺
技术领域
本发明涉及高分子材料技术领域,更具体地说,本发明涉及一种 PE拉伸缠绕膜增白工艺。
背景技术
PE拉伸膜(又称缠绕膜)具有较高的拉伸强度、抗撕裂强度,并具 有良好的自粘性,因此能使物体裹成一个整体,防止运输时散落倒塌。 该膜具有优良的透明性。包裹物体美观大方,并能使物体防水、防尘、 防损坏。该膜广泛用于货物托盘包装,如电子、建材、化工、金属制 品、汽车配件、电线电缆、日用品、食品、造纸等行业的捆裹包装。 规格:机用膜宽500mm,手工膜宽300mm,350mm,450mm,500mm,厚 15um-50um.可在线分切各种规格。粘性分单面粘、双面粘,产品分手 工缠绕膜和机用缠绕膜两大系列。
但是在实际使用时,现有的PE拉伸膜在一些方面还存在着一些缺 点,需要进一步的改进,现有的PE拉伸缠绕膜存在光泽度不足,透明 度不够的状况,并且PE拉伸缠绕膜的拉伸强度也不足。
发明内容
为了克服现有技术的上述缺陷,本发明的实施例提供一种PE拉 伸缠绕膜增白工艺,以解决上述背景技术中提出的问题。
为实现上述目的,本发明提供如下技术方案:一种PE拉伸缠绕 膜增白工艺,包括单层挤出工艺:
按照重量份,由双峰线性低密度聚乙烯30~40份、PE 45~65 份、甲基纤维素3~5份、增白剂0.2~3份、增粘剂1~7份混合而 成。
进一步的,包括双层挤出工艺:所述双层分别为A层/B层,按 照重量百分比,由10%的A层和90%的B层组成,其中,所述A层由 双峰线性低密度聚乙烯25~30份、增粘剂1~4份和甲基纤维素2~ 4份混合而成,所述B层由PE 55~65份、增白剂0.2~3份和增粘 剂0~7份混合而成。
进一步的,包括双层挤出工艺:所述双层分别为A层/B层,按 照重量百分比,由20%的A层和80%的B层组成,其中,所述A层由 双峰线性低密度聚乙烯30~35份、增粘剂1~5份和甲基纤维素2~ 5份混合而成,所述B层由PE 50~60份、增白剂0.2~3份和增粘 剂0~7份混合而成。
进一步的,包括双层挤出工艺:所述双层分别为A层/B层,按 照重量百分比,由30%的A层和70%的B层组成,其中,所述A层由 双峰线性低密度聚乙烯35~40份、增粘剂1~5份和甲基纤维素2~ 5份混合而成,所述B层由PE 45~55份、增白剂0.2~3份和增粘 剂0~7份混合而成。
进一步的,包括三层挤出工艺:所述三层分别为A层/B层/C层, 按照重量百分比,由10%的A层、80%的B层和10%的C层组成,所述 A层由A层由双峰线性低密度聚乙烯5~7份、增粘剂1~3份和甲基 纤维素1~2份混合而成,所述B层由双峰线性低密度聚乙烯40~45 份、PE 50~60份、增白剂0.2~3份和增粘剂0~7份混合而成,所 述C层由PE 7~9份、增粘剂1~4份和甲基纤维素2~3份混合而成。
进一步的,包括三层挤出工艺:所述三层分别为A层/B层/C层, 按照重量百分比,由20%的A层、60%的B层和20%的C层组成,所述 A层由A层由双峰线性低密度聚乙烯10~15份、增粘剂1~3份和甲 基纤维素2~5份混合而成,所述B层由双峰线性低密度聚乙烯25~ 35份、PE 30~40份、增白剂0.2~3份和增粘剂1~7份混合而成, 所述C层由PE 12~18份、增粘剂2~3份和甲基纤维素2~4份混合 而成。
进一步的,包括三层分别为A层/B层/C层,按照重量百分比, 由30%的A层、40%的B层和30%的C层组成,所述A层由A层由双峰 线性低密度聚乙烯15~20份、增粘剂1~4份和甲基纤维素2~5份 混合而成,所述B层由双峰线性低密度聚乙烯20~30份、PE 20~25 份、增白剂0.2~3份和增粘剂1~5份混合而成,所述C层由PE 18~ 20份、增粘剂2~3份和甲基纤维素2~4份混合而成。
进一步的,所述增粘剂为聚异丁烯或超低密度聚乙烯中的其中一 种。
本发明的技术效果和优点:
本发明通过添加增白剂,能够使单层挤出工艺、双层挤出工艺和 三层单层挤出工艺生产的PE拉伸缠绕膜透明度高,光亮度好,同时 增加了甲基纤维素,能够使PE拉伸缠绕膜具有优良的拉伸强度。
具体实施方式
下面将结合本发明实施例,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。基于本发明中的实施例,本领域普通技术人员在没有做出创造性 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。
实施例1
本发明提供了一种PE拉伸缠绕膜增白工艺,包括单层挤出工艺:
按照重量份,由双峰线性低密度聚乙烯30~40份、PE 45~65 份、甲基纤维素3~5份、增白剂0.2~3份、增粘剂1~7份混合而 成,增粘剂为聚异丁烯或超低密度聚乙烯中的其中一种。
实施例2
一种PE拉伸缠绕膜增白工艺,包括双层挤出工艺:所述双层分 别为A层/B层,按照重量百分比,由10%的A层和90%的B层组成, 其中,所述A层由双峰线性低密度聚乙烯25~30份、增粘剂1~4份 和甲基纤维素2~4份混合而成,所述B层由PE 55~65份、增白剂 0.2~3份和增粘剂0~7份混合而成,增粘剂为聚异丁烯或超低密度 聚乙烯中的其中一种。
实施例3
一种PE拉伸缠绕膜增白工艺,包括双层挤出工艺:所述双层分 别为A层/B层,按照重量百分比,由20%的A层和80%的B层组成, 其中,所述A层由双峰线性低密度聚乙烯30~35份、增粘剂1~5份 和甲基纤维素2~5份混合而成,所述B层由PE 50~60份、增白剂 0.2~3份和增粘剂0~7份混合而成,增粘剂为聚异丁烯或超低密度 聚乙烯中的其中一种。
实施例4
一种PE拉伸缠绕膜增白工艺,包括双层挤出工艺:所述双层分 别为A层/B层,按照重量百分比,由30%的A层和70%的B层组成, 其中,所述A层由双峰线性低密度聚乙烯35~40份、增粘剂1~5份 和甲基纤维素2~5份混合而成,所述B层由PE 45~55份、增白剂 0.2~3份和增粘剂0~7份混合而成,增粘剂为聚异丁烯或超低密度 聚乙烯中的其中一种。
实施例5
一种PE拉伸缠绕膜增白工艺,包括三层挤出工艺:所述三层分 别为A层/B层/C层,按照重量百分比,由10%的A层、80%的B层和 10%的C层组成,所述A层由A层由双峰线性低密度聚乙烯5~7份、 增粘剂1~3份和甲基纤维素1~2份混合而成,所述B层由双峰线性 低密度聚乙烯40~45份、PE 50~60份、增白剂0.2~3份和增粘剂 0~7份混合而成,所述C层由PE 7~9份、增粘剂1~4份和甲基纤 维素2~3份混合而成,增粘剂为聚异丁烯或超低密度聚乙烯中的其 中一种。
实施例6
一种PE拉伸缠绕膜增白工艺,包括三层挤出工艺:所述三层分 别为A层/B层/C层,按照重量百分比,由20%的A层、60%的B层和 20%的C层组成,所述A层由A层由双峰线性低密度聚乙烯10~15份、 增粘剂1~3份和甲基纤维素2~5份混合而成,所述B层由双峰线性低密度聚乙烯25~35份、PE 30~40份、增白剂0.2~3份和增粘剂 1~7份混合而成,所述C层由PE 12~18份、增粘剂2~3份和甲基 纤维素2~4份混合而成,增粘剂为聚异丁烯或超低密度聚乙烯中的 其中一种。
实施例7
一种PE拉伸缠绕膜增白工艺,包括三层分别为A层/B层/C层, 按照重量百分比,由30%的A层、40%的B层和30%的C层组成,所述 A层由A层由双峰线性低密度聚乙烯15~20份、增粘剂1~4份和甲 基纤维素2~5份混合而成,所述B层由双峰线性低密度聚乙烯20~30份、PE 20~25份、增白剂0.2~3份和增粘剂1~5份混合而成, 所述C层由PE 18~20份、增粘剂2~3份和甲基纤维素2~4份混合 而成,增粘剂为聚异丁烯或超低密度聚乙烯中的其中一种。
以上所述仅为本发明的优选实施例而已,并不用于限制本发明, 凡在本发明的精神和原则之内,所作的任何修改、等同替换、改进等, 均应包含在本发明的保护范围之内。

Claims (8)

1.一种PE拉伸缠绕膜增白工艺,其特征在于,包括单层挤出工艺:
按照重量份,由双峰线性低密度聚乙烯30~40份、PE 45~65份、甲基纤维素3~5份、增白剂0.2~3份、增粘剂1~7份混合而成。
2.根据权利要求1所述的一种PE拉伸缠绕膜增白工艺,其特征在于,包括双层挤出工艺:所述双层分别为A层/B层,按照重量百分比,由10%的A层和90%的B层组成,其中,所述A层由双峰线性低密度聚乙烯25~30份、增粘剂1~4份和甲基纤维素2~4份混合而成,所述B层由PE 55~65份、增白剂0.2~3份和增粘剂0~7份混合而成。
3.根据权利要求2所述的一种PE拉伸缠绕膜增白工艺,其特征在于,包括双层挤出工艺:所述双层分别为A层/B层,按照重量百分比,由20%的A层和80%的B层组成,其中,所述A层由双峰线性低密度聚乙烯30~35份、增粘剂1~5份和甲基纤维素2~5份混合而成,所述B层由PE 50~60份、增白剂0.2~3份和增粘剂0~7份混合而成。
4.根据权利要求3所述的一种PE拉伸缠绕膜增白工艺,其特征在于,包括双层挤出工艺:所述双层分别为A层/B层,按照重量百分比,由30%的A层和70%的B层组成,其中,所述A层由双峰线性低密度聚乙烯35~40份、增粘剂1~5份和甲基纤维素2~5份混合而成,所述B层由PE 45~55份、增白剂0.2~3份和增粘剂0~7份混合而成。
5.根据权利要求4所述的一种PE拉伸缠绕膜增白工艺,其特征在于,包括三层挤出工艺:所述三层分别为A层/B层/C层,按照重量百分比,由10%的A层、80%的B层和10%的C层组成,所述A层由A层由双峰线性低密度聚乙烯5~7份、增粘剂1~3份和甲基纤维素1~2份混合而成,所述B层由双峰线性低密度聚乙烯40~45份、PE50~60份、增白剂0.2~3份和增粘剂0~7份混合而成,所述C层由PE 7~9份、增粘剂1~4份和甲基纤维素2~3份混合而成。
6.根据权利要求5所述的一种PE拉伸缠绕膜增白工艺,其特征在于,包括三层挤出工艺:所述三层分别为A层/B层/C层,按照重量百分比,由20%的A层、60%的B层和20%的C层组成,所述A层由A层由双峰线性低密度聚乙烯10~15份、增粘剂1~3份和甲基纤维素2~5份混合而成,所述B层由双峰线性低密度聚乙烯25~35份、PE 30~40份、增白剂0.2~3份和增粘剂1~7份混合而成,所述C层由PE 12~18份、增粘剂2~3份和甲基纤维素2~4份混合而成。
7.根据权利要求6所述的一种PE拉伸缠绕膜增白工艺,其特征在于,包括三层分别为A层/B层/C层,按照重量百分比,由30%的A层、40%的B层和30%的C层组成,所述A层由A层由双峰线性低密度聚乙烯15~20份、增粘剂1~4份和甲基纤维素2~5份混合而成,所述B层由双峰线性低密度聚乙烯20~30份、PE 20~25份、增白剂0.2~3份和增粘剂1~5份混合而成,所述C层由PE 18~20份、增粘剂2~3份和甲基纤维素2~4份混合而成。
8.根据权利要求7所述的一种PE拉伸缠绕膜增白工艺,其特征在于:所述增粘剂为聚异丁烯或超低密度聚乙烯中的其中一种。
CN202011581868.7A 2020-12-28 2020-12-28 一种pe拉伸缠绕膜增白工艺 Pending CN114685875A (zh)

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103613833A (zh) * 2013-11-19 2014-03-05 厦门聚富塑胶制品有限公司 Pe拉伸缠绕膜增白工艺
CN111057298A (zh) * 2019-12-25 2020-04-24 郑州市祥泰塑业有限公司 一种pe缠绕膜及其制备方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103613833A (zh) * 2013-11-19 2014-03-05 厦门聚富塑胶制品有限公司 Pe拉伸缠绕膜增白工艺
CN111057298A (zh) * 2019-12-25 2020-04-24 郑州市祥泰塑业有限公司 一种pe缠绕膜及其制备方法

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