CN114852505A - 一种基于环保材料的可降解购物袋及其制备方法 - Google Patents
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Abstract
本发明公开了一种基于环保材料的可降解购物袋及其制备方法,属于购物袋制备技术领域,包括背面纸体,所述背面纸体的底端连接有前纸体,所述前纸体和背面纸体的两侧均连接有衔接纸条,且背面纸体的顶面连接有翻盖,所述翻盖的另一端连接有折板,所述折板的侧壁上固接有插板,所述背面纸体和翻盖上均开设有握孔,所述前纸体的侧壁上开设有卡孔,所述卡孔与插板嵌合连接,所述衔接纸条对应粘结,本发明能够充分遮挡购物袋敞口,保障了购物袋的私密性,避免被他人窥视,且能够降低了原料的成本,还可做到资源的回收,提高了环保性,降低了成本的投入,且膜涂层和购物袋主体均可快速降解,避免污染环境。
Description
技术领域
本发明涉及土木工程领域,尤其涉及一种基于环保材料的可降解购物袋及其制备方法。
背景技术
资源、能源和环境是人类赖以生存的重要条件,是社会发展的必要物质基础,一方面,随着社会的发展,人们对物质的要求日益增大,自然资源和能源逐渐贫乏;另一方面,物质的消耗产生的垃圾又对自然生态环境造成严重的污染,其中,传统塑料购物袋易生产难降解,在农村和城市生活中有大量塑料袋及类似的塑料制品,因人工无法处理,给人民生活带来一定的负担,在自然环境中无法降解,同时也会影响美观。
经检索,中国专利号CN201811078594.2公开了一种可降解购物袋的制备方法,虽然可解决一定的问题,但是其生产过程对能源的消耗过大,无法达到节能减排的要求,同时无法做到资源的回收利用,降低了环保性,而其原料成本相对也较高,从而增加了成本的投入,且一般的购物袋私密性较低,易被他人窥视,带来了制备方法缺陷的问题。
发明内容
本发明的目的是为了解决现有技术中存在的缺陷,而提出的一种基于环保材料的可降解购物袋及其制备方法。
为了实现上述目的,本发明采用了如下技术方案:
一种基于环保材料的可降解购物袋,包括背面纸体,所述背面纸体的底端连接有前纸体,所述前纸体和背面纸体的两侧均连接有衔接纸条,且背面纸体的顶面连接有翻盖,所述翻盖的另一端连接有折板,所述折板的侧壁上固接有插板。
进一步地,所述背面纸体和翻盖上均开设有握孔,所述前纸体的侧壁上开设有卡孔,所述卡孔与插板嵌合连接,所述衔接纸条对应粘结,且背面纸体、前纸体、衔接纸条和翻盖的外表面均覆盖有膜涂层。
一种基于环保材料的可降解购物袋的制备方法,该可降解购物袋由以下重量份的原料组成:废纸500-600份、苯扎溴铵溶液10-20份、聚乳酸36-40份、聚乙醇酸20-32份、接枝淀粉8-16份、羧甲基纤维素1.3-1.5份、二丁基羟基甲苯2.6-2.8份和三氧化二锑4-5份;该可降解购物袋的制备方法具体步骤如下:
步骤一:废纸筛选:将回收的废纸摊放于风箱内除湿,除湿时间为0.5-1h,并在风箱停止工作后静置10min,取出废纸,再将废纸放入粉碎设备中粉碎,得到直径为1-1.5cm的碎纸片,再将碎纸片放入溶解设备中溶解,并过滤其中的杂质,即得碎纸溶液;
步骤二:制备浆料:将步骤一中的碎纸溶液放入浓缩机中浓缩,从而去除碎纸溶液中的废水,形成纸浆原料,再将纸浆原料倒入反应池中,用纯净水稀释,并保证水面在反应池的70-80%之间,形成预制纸浆,再将预制纸浆加热至60-70℃,加入脱墨剂,并充分搅拌,反应1-1.5h,最后洗除表面浮色,即得浆料;
步骤三:制备主体:采用常规的造纸方法利用步骤二中的浆料制成纸板,再依据特定的图形和尺寸切割纸板,得到预制主体,最后压延预制主体,使得预制主体上形成折痕,即得购物袋主体;
步骤四:抑菌处理:将步骤三中的购物袋主体放入苯扎溴铵溶液中浸透,再将浸透后的购物袋主体放入烘干设备中烘干,即得抑菌购物袋主体;
步骤五:制备膜涂层:在上述步骤进行的同时,将聚乳酸36-40份、聚乙醇酸20-32份、接枝淀粉8-16份、羧甲基纤维素1.3-1.5份、二丁基羟基甲苯2.6-2.8份和三氧化二锑4-5份放入混合设备中充分混合,得到混合原料,再将混合原料放入注塑机中,最后通过注塑机将混炼后的混合原料注入模具中,即得膜涂层;
步骤六:制备购物袋:将步骤五中的膜涂层与步骤四中的抑菌购物袋主体相粘连,最后折叠组装,即得购物袋。
进一步地,步骤一中所述风箱的内部温度为70-80℃,且内部气压为0.2-0.3MPa。
进一步地,步骤二中所述预制纸浆的浓度为15-20%。
进一步地,步骤四中所述苯扎溴铵溶液的浓度为0.15-0.5%。
进一步地,步骤五中所述注塑机为五段加热,且加热温度为:170-180℃、180-190℃、190-200℃、200-210℃、210-220℃,所述膜涂层的密度为280g/m2。
相比于现有技术,本发明的有益效果在于:
1、本发明通过翻转翻盖,使得翻盖遮挡背面纸体、衔接纸条和前纸体的顶端,从而达到初步遮盖购物袋敞口的目的,再将折板上的插板插入卡孔内,使得插板配合卡孔固定折板,进而固定翻盖,使得翻盖可充分遮挡购物袋敞口,保障了购物袋的私密性,避免被他人窥视。
2、本发明制得的购物袋可满足正常的购物需求,同时无需熔炼矿石,降低了能源的消耗,达到节能减排的要求,同时采用废纸制取浆料,不仅降低了原料的成本,还可做到资源的回收,提高了环保性,降低了成本的投入,且膜涂层和购物袋主体均可快速降解,避免污染环境。
附图说明
附图用来提供对本发明的进一步理解,并且构成说明书的一部分,与本发明的实施例一起用于解释本发明,并不构成对本发明的限制。
图1为本发明提出的一种基于环保材料的可降解购物袋的整体结构示意图;
图2为本发明提出的一种基于环保材料的可降解购物袋的前纸体结构截面图;
图3为本发明提出的一种基于环保材料的可降解购物袋的制备方法流程图。
图中:1、背面纸体;2、衔接纸条;3、前纸体;4、翻盖;5、折板;6、插板;7、卡孔;8、握孔;9、膜涂层。
具体实施方式
下面将结合本发明实施例中的附图,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。
在本发明的描述中,需要理解的是,术语“上”、“下”、“前”、“后”、“左”、“右”、“顶”、“底”、“内”、“外”等指示的方位或位置关系为基于附图所示的方位或位置关系,仅是为了便于描述本发明和简化描述,而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作,因此不能理解为对本发明的限制。
实施例1:
请参阅图3,本发明提供一种技术方案:一种基于环保材料的可降解购物袋的制备方法,该可降解购物袋由以下重量份的原料组成:废纸500份、苯扎溴铵溶液10份、聚乳酸36份、聚乙醇酸20份、接枝淀粉8份、羧甲基纤维素1.3份、二丁基羟基甲苯2.6份和三氧化二锑4份;该可降解购物袋的制备方法具体步骤如下:
步骤一:废纸筛选:将回收的废纸摊放于风箱内除湿,除湿时间为0.5h,并在风箱停止工作后静置10min,取出废纸,再将废纸放入粉碎设备中粉碎,得到直径为1cm的碎纸片,再将碎纸片放入溶解设备中溶解,并过滤其中的杂质,即得碎纸溶液,所述风箱的内部温度为70℃,且内部气压为0.2MPa;
步骤二:制备浆料:将步骤一中的碎纸溶液放入浓缩机中浓缩,从而去除碎纸溶液中的废水,形成纸浆原料,再将纸浆原料倒入反应池中,用纯净水稀释,并保证水面在反应池的70%之间,形成预制纸浆,再将预制纸浆加热至60℃,加入脱墨剂,并充分搅拌,反应1h,最后洗除表面浮色,即得浆料,所述预制纸浆的浓度为15%;
步骤三:制备主体:采用常规的造纸方法利用步骤二中的浆料制成纸板,再依据特定的图形和尺寸切割纸板,得到预制主体,最后压延预制主体,使得预制主体上形成折痕,即得购物袋主体;
步骤四:抑菌处理:将步骤三中的购物袋主体放入苯扎溴铵溶液中浸透,再将浸透后的购物袋主体放入烘干设备中烘干,即得抑菌购物袋主体,所述苯扎溴铵溶液的浓度为0.15%;
步骤五:制备膜涂层:在上述步骤进行的同时,将聚乳酸36份、聚乙醇酸20份、接枝淀粉8份、羧甲基纤维素1.3份、二丁基羟基甲苯2.6份和三氧化二锑4份放入混合设备中充分混合,得到混合原料,再将混合原料放入注塑机中,最后通过注塑机将混炼后的混合原料注入模具中,即得膜涂层,所述注塑机为五段加热,且加热温度为:170℃、180℃、190℃、200℃、210℃,所述膜涂层的密度为280g/m2;
步骤六:制备购物袋:将步骤五中的膜涂层与步骤四中的抑菌购物袋主体相粘连,最后折叠组装,即得购物袋。
实施例2:
请参阅图3,本发明提供一种技术方案:一种基于环保材料的可降解购物袋的制备方法,该可降解购物袋由以下重量份的原料组成:废纸550份、苯扎溴铵溶液15份、聚乳酸38份、聚乙醇酸26份、接枝淀粉12份、羧甲基纤维素1.4份、二丁基羟基甲苯2.7份和三氧化二锑4.5份;该可降解购物袋的制备方法具体步骤如下:
步骤一:废纸筛选:将回收的废纸摊放于风箱内除湿,除湿时间为0.75h,并在风箱停止工作后静置10min,取出废纸,再将废纸放入粉碎设备中粉碎,得到直径为1.25cm的碎纸片,再将碎纸片放入溶解设备中溶解,并过滤其中的杂质,即得碎纸溶液,所述风箱的内部温度为75℃,且内部气压为0.25MPa;
步骤二:制备浆料:将步骤一中的碎纸溶液放入浓缩机中浓缩,从而去除碎纸溶液中的废水,形成纸浆原料,再将纸浆原料倒入反应池中,用纯净水稀释,并保证水面在反应池的75%之间,形成预制纸浆,再将预制纸浆加热至65℃,加入脱墨剂,并充分搅拌,反应1.25h,最后洗除表面浮色,即得浆料,所述预制纸浆的浓度为17.5%;
步骤三:制备主体:采用常规的造纸方法利用步骤二中的浆料制成纸板,再依据特定的图形和尺寸切割纸板,得到预制主体,最后压延预制主体,使得预制主体上形成折痕,即得购物袋主体;
步骤四:抑菌处理:将步骤三中的购物袋主体放入苯扎溴铵溶液中浸透,再将浸透后的购物袋主体放入烘干设备中烘干,即得抑菌购物袋主体,所述苯扎溴铵溶液的浓度为0.3%;
步骤五:制备膜涂层:在上述步骤进行的同时,将聚乳酸38份、聚乙醇酸26份、接枝淀粉12份、羧甲基纤维素1.4份、二丁基羟基甲苯2.7份和三氧化二锑4.5份放入混合设备中充分混合,得到混合原料,再将混合原料放入注塑机中,最后通过注塑机将混炼后的混合原料注入模具中,即得膜涂层,所述注塑机为五段加热,且加热温度为:170℃、180℃、190℃、200℃、210℃,所述膜涂层的密度为280g/m2;
步骤六:制备购物袋:将步骤五中的膜涂层与步骤四中的抑菌购物袋主体相粘连,最后折叠组装,即得购物袋。
实施例3:
请参阅图3,本发明提供一种技术方案:一种基于环保材料的可降解购物袋的制备方法,该可降解购物袋由以下重量份的原料组成:废纸600份、苯扎溴铵溶液20份、聚乳酸40份、聚乙醇酸32份、接枝淀粉16份、羧甲基纤维素1.5份、二丁基羟基甲苯2.8份和三氧化二锑5份;该可降解购物袋的制备方法具体步骤如下:
步骤一:废纸筛选:将回收的废纸摊放于风箱内除湿,除湿时间为1h,并在风箱停止工作后静置10min,取出废纸,再将废纸放入粉碎设备中粉碎,得到直径为1.5cm的碎纸片,再将碎纸片放入溶解设备中溶解,并过滤其中的杂质,即得碎纸溶液,所述风箱的内部温度为80℃,且内部气压为0.3MPa;
步骤二:制备浆料:将步骤一中的碎纸溶液放入浓缩机中浓缩,从而去除碎纸溶液中的废水,形成纸浆原料,再将纸浆原料倒入反应池中,用纯净水稀释,并保证水面在反应池的80%之间,形成预制纸浆,再将预制纸浆加热至70℃,加入脱墨剂,并充分搅拌,反应1.5h,最后洗除表面浮色,即得浆料,所述预制纸浆的浓度为20%;
步骤三:制备主体:采用常规的造纸方法利用步骤二中的浆料制成纸板,再依据特定的图形和尺寸切割纸板,得到预制主体,最后压延预制主体,使得预制主体上形成折痕,即得购物袋主体;
步骤四:抑菌处理:将步骤三中的购物袋主体放入苯扎溴铵溶液中浸透,再将浸透后的购物袋主体放入烘干设备中烘干,即得抑菌购物袋主体,所述苯扎溴铵溶液的浓度为0.5%;
步骤五:制备膜涂层:在上述步骤进行的同时,将聚乳酸40份、聚乙醇酸32份、接枝淀粉16份、羧甲基纤维素1.5份、二丁基羟基甲苯2.8份和三氧化二锑5份放入混合设备中充分混合,得到混合原料,再将混合原料放入注塑机中,最后通过注塑机将混炼后的混合原料注入模具中,即得膜涂层,所述注塑机为五段加热,且加热温度为:180℃、190℃、200℃、210℃、220℃,所述膜涂层的密度为280g/m2;
步骤六:制备购物袋:将步骤五中的膜涂层与步骤四中的抑菌购物袋主体相粘连,最后折叠组装,即得购物袋。
对比例1:
请参阅图3,本发明提供一种技术方案:一种基于环保材料的可降解购物袋的制备方法,该制备方法不进行抑菌处理,其它方案同实施例1。
对比可知,实施例1-3和对比例1制得的购物袋可满足正常的购物需求,同时无需熔炼,降低了能源的消耗,达到节能减排的要求,同时采用废纸制取浆料,不仅降低了原料的成本,还可做到资源的回收,提高了环保性,降低了成本的投入,且膜涂层和购物袋主体均可快速降解,避免污染环境。
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 (7)
1.一种基于环保材料的可降解购物袋,包括背面纸体(1),其特征在于,所述背面纸体(1)的底端连接有前纸体(3),所述前纸体(3)和背面纸体(1)的两侧均连接有衔接纸条(2),且背面纸体(1)的顶面连接有翻盖(4),所述翻盖(4)的另一端连接有折板(5),所述折板(5)的侧壁上固接有插板(6)。
2.根据权利要求1所述的一种基于环保材料的可降解购物袋,其特征在于,所述背面纸体(1)和翻盖(4)上均开设有握孔(8),所述前纸体(3)的侧壁上开设有卡孔(7),所述卡孔(7)与插板(6)嵌合连接,所述衔接纸条(2)对应粘结,且背面纸体(1)、前纸体(3)、衔接纸条(2)和翻盖(4)的外表面均覆盖有膜涂层(9)。
3.一种基于环保材料的可降解购物袋的制备方法,其特征在于,该可降解购物袋由以下重量份的原料组成:废纸500-600份、苯扎溴铵溶液10-20份、聚乳酸36-40份、聚乙醇酸20-32份、接枝淀粉8-16份、羧甲基纤维素1.3-1.5份、二丁基羟基甲苯2.6-2.8份和三氧化二锑4-5份;该可降解购物袋的制备方法具体步骤如下:
步骤一:废纸筛选:将回收的废纸摊放于风箱内除湿,除湿时间为0.5-1h,并在风箱停止工作后静置10min,取出废纸,再将废纸放入粉碎设备中粉碎,得到直径为1-1.5cm的碎纸片,再将碎纸片放入溶解设备中溶解,并过滤其中的杂质,即得碎纸溶液;
步骤二:制备浆料:将步骤一中的碎纸溶液放入浓缩机中浓缩,从而去除碎纸溶液中的废水,形成纸浆原料,再将纸浆原料倒入反应池中,用纯净水稀释,并保证水面在反应池的70-80%之间,形成预制纸浆,再将预制纸浆加热至60-70℃,加入脱墨剂,并充分搅拌,反应1-1.5h,最后洗除表面浮色,即得浆料;
步骤三:制备主体:采用常规的造纸方法利用步骤二中的浆料制成纸板,再依据特定的图形和尺寸切割纸板,得到预制主体,最后压延预制主体,使得预制主体上形成折痕,即得购物袋主体;
步骤四:抑菌处理:将步骤三中的购物袋主体放入苯扎溴铵溶液中浸透,再将浸透后的购物袋主体放入烘干设备中烘干,即得抑菌购物袋主体;
步骤五:制备膜涂层:在上述步骤进行的同时,将聚乳酸36-40份、聚乙醇酸20-32份、接枝淀粉8-16份、羧甲基纤维素1.3-1.5份、二丁基羟基甲苯2.6-2.8份和三氧化二锑4-5份放入混合设备中充分混合,得到混合原料,再将混合原料放入注塑机中,最后通过注塑机将混炼后的混合原料注入模具中,即得膜涂层;
步骤六:制备购物袋:将步骤五中的膜涂层与步骤四中的抑菌购物袋主体相粘连,最后折叠组装,即得购物袋。
4.根据权利要求3所述的一种基于环保材料的可降解购物袋的制备方法,其特征在于,步骤一中所述风箱的内部温度为70-80℃,且内部气压为0.2-0.3MPa。
5.根据权利要求3所述的一种基于环保材料的可降解购物袋的制备方法,其特征在于,步骤二中所述预制纸浆的浓度为15-20%。
6.根据权利要求3所述的一种基于环保材料的可降解购物袋的制备方法,其特征在于,步骤四中所述苯扎溴铵溶液的浓度为0.15-0.5%。
7.根据权利要求3所述的一种基于环保材料的可降解购物袋的制备方法,其特征在于,步骤五中所述注塑机为五段加热,且加热温度为:170-180℃、180-190℃、190-200℃、200-210℃、210-220℃,所述膜涂层的密度为280g/m2。
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