CN111576085A - 一种高强度、耐高温淋膜纸的加工工艺 - Google Patents

一种高强度、耐高温淋膜纸的加工工艺 Download PDF

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CN111576085A
CN111576085A CN202010466963.6A CN202010466963A CN111576085A CN 111576085 A CN111576085 A CN 111576085A CN 202010466963 A CN202010466963 A CN 202010466963A CN 111576085 A CN111576085 A CN 111576085A
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江导友
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Anqing Shenghua Paper Packaging Co ltd
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Abstract

本发明提供一种高强度、耐高温淋膜纸的加工工艺,包括:S1原材料的制备:将秸秆、竹笋、竹叶放入粉碎机中造粒,将粒子与聚乳酸、弹性体共混,制得混合料;在将所述混合料进行第一次熔融挤出,添加可降解增韧树脂、润滑剂、防老剂混合,通过淋膜机制得淋膜纸;S2耐高温材料的制备:氢化丁腈橡胶混炼胶为按重量份配比混炼均匀后切碎即得到耐高温材料;S3涂布:将S2制备得到的耐高温液体混合粘接剂,利用涂覆机将耐高温材料涂覆在淋膜纸原料上,S4干燥:将制得的淋膜纸进行对应的烘干处理;S5收卷:将S4得到的淋膜纸通过静止或风冷后在利用绕卷装置进行对应的收卷,在进行对应的包装得到成品。

Description

一种高强度、耐高温淋膜纸的加工工艺
技术领域
本发明涉及淋膜纸技术领域,主要涉及一种高强度、耐高温淋膜纸的加工工艺。
背景技术
淋膜纸就是将塑料粒子通过流延机涂覆在纸张表面的复合材料,主要特点就是此复合材料可以防油、防水(相对的)、可以热合。不同的用途取其不同的特点:当用于包装汉堡时,取其防油特性。麦当劳是80度的食用植物油10分钟不漏油。当用于铜版纸令包装时,取其防水的特性。当用于自动包装机包装时,取其可热合的特性。
现有的淋膜纸据淋膜纸的功能选用适当厚度、规格、材质及颜色的有色原纸,一般是选用韧性强且表面较为粗糙的道林纸类来作为原纸,藉以增强淋膜的渗入及附着力;
但是,由于现有的淋膜纸的适用范围较为的广,而在很多的地方温度较为的高,那么需要淋膜纸具有一定的抗高温的效果。
发明内容
本发明提供一种高强度、耐高温淋膜纸的加工工艺,用以解决背景技术中提出的由于现有的淋膜纸的适用范围较为的广,而在很多的地方温度较为的高,那么需要淋膜纸具有一定的抗高温效果的技术问题。
为实现上述目的,本发明提供如下技术方案:一种高强度、耐高温淋膜纸的加工工艺,包括:
S1原材料的制备:将秸秆、竹笋、竹叶放入粉碎机中造粒,制得粒子,将所述粒子与聚乳酸、弹性体共混,制得混合料;
在将所述混合料进行第一次熔融挤出,添加可降解增韧树脂、润滑剂、防老剂混合,通过淋膜机制得淋膜纸;
S2耐高温材料的制备:氢化丁腈橡胶混炼胶为按重量份配比:氢化丁腈橡胶∶纳米氧化铈∶石英粉∶硅酸铝∶炭黑N550∶硬脂酸=15~25∶1~10∶0~20∶0~20∶2~4∶0.1~0.5,混炼均匀后切碎即得到耐高温材料;
S3涂布:将S2制备得到的耐高温液体混合粘接剂,然后将混合完成后的耐高温材料加入涂覆机内,利用涂覆机将耐高温材料涂覆在S1得到的淋膜纸原料,形成淋膜纸;S4干燥:将制得的淋膜纸进行对应的单面烘干,当烘干完成后在通过转向轮进行对应的方向转变,转变完成后,在进行对应的二次烘干;
S5收卷:将S4得到的淋膜纸通过静止或风冷后在利用绕卷装置进行对应的收卷,在进行对应的包装得到成品。
进一步的,S1中制得的粒子直径在0.15-0.55mm。
进一步的,所述淋膜纸内还涂覆有抗菌液;
所述的抗菌液具体制备步骤为:
(1)取乙烯、丙烯酸异辛酯、丙烯酸混合得到混合单体,将OP-10、乙烯基磺酸钠混合得到预乳化剂,将混合单体、预乳化剂和去离子水加入预乳化釜中,启动搅拌器,以300~400r/min的转速搅拌25~30min,得到预乳化液;
(2)将上述的预乳化液、质量分数为20%的过硫酸铵溶液、碳酸氢钠加入反应釜中,加热升温至80~85℃,启动搅拌器,以60~70r/min的转速搅拌,保温反应30~40min,再向反应釜中加入十二胺、氯化缩水甘油基三甲基胺,聚乙烯蜡、聚六亚甲基盐酸胍,继续升温至100~110℃,保温40~45min,得到抗菌液,得到抗菌液涂覆在所述耐高温材料外表面。
进一步的,所述的抗菌液具体制备中各原料,按重量份数计,包括预乳化液80~90份、质量分数为20%的过硫酸铵溶液20~30份、碳酸氢钠20~30份、十二胺4~5份、氯化缩水甘油基三甲基胺5~7份,聚乙烯蜡20~25份、聚六亚甲基盐10~12份。
进一步的,所述耐高温材料制备的增塑剂为邻苯二甲酸二丁酯、邻苯二甲酸二辛酯或邻苯二甲酸二癸酯中的至少一种。
进一步的,所述耐高温材料制备的偶联剂为γ-氨丙基三乙氧基硅烷、γ-(2,3环氧丙氧)丙基三甲氧基硅烷、γ-甲基丙烯酰氧基丙基三甲氧基硅烷中的至少一种。
进一步的,制备方法为:按重量份配比,将甲基环己烷、乙酸丁酯加入反应釜,在200~300转/分钟的搅拌速度下,投入氢化丁腈橡胶混炼胶、萜烯酚醛树脂、气相法二氧化硅、铝粉、增塑剂、偶联剂,搅拌4~5小时至胶液均匀,冷却至常温,成品出料。
进一步的,耐高温材料的制备方法为:按重量份配比,将甲基环己烷、乙酸丁酯加入反应釜,在220~330转/分钟的搅拌速度下,投入氢化丁腈橡胶混炼胶、萜烯酚醛树脂、气相法二氧化硅、铝粉、增塑剂、偶联剂,搅拌3.5~5.5小时至胶液均匀,冷却至常温,成品出料。
进一步的,S1原材料的制备中秸秆、竹笋和竹叶的质量比为6~8.5:1.1~1.5:0.2.5~0.7。
进一步的,淋膜开料筒温度设定为210~360℃,膜头温度设定为320~380℃。
与现有技术相比,本发明的有益效果是:
1.本发明通过利用秸秆、竹笋、竹叶放入粉碎机中造粒,制得粒子,然后将对应的粒子通过淋膜机制备成对应的淋膜纸基纸;
2.然后在淋膜纸的表面利用粘接剂,粘接连接有耐高温材料,从而使得淋膜纸的耐高温性能更强。
具体实施方式
下面将对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发明一部分实施例,而不是全部的实施例。基于发明中的实施例,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,都属于发明保护的范围。
实施例1,一种高强度、耐高温淋膜纸的加工工艺,包括:
S1原材料的制备:将秸秆、竹笋、竹叶放入粉碎机中造粒,制得粒子,且粒子直径在0.15-0.55mm,将所述粒子与聚乳酸、弹性体共混,制得混合料;
在将所述混合料进行第一次熔融挤出,添加可降解增韧树脂、润滑剂、防老剂混合,通过淋膜机制得淋膜纸;
S2耐高温材料的制备:氢化丁腈橡胶混炼胶为按重量份配比:氢化丁腈橡胶∶纳米氧化铈∶石英粉∶硅酸铝∶炭黑N550∶硬脂酸=15~25∶1~10∶0~20∶0~20∶2~4∶0.1~0.5,混炼均匀后切碎即得到耐高温材料;
S3涂布:将S2制备得到的耐高温液体混合粘接剂,然后将混合完成后的耐高温材料加入涂覆机内,利用涂覆机将耐高温材料涂覆在S1得到的淋膜纸原料,形成淋膜纸;S4干燥:将制得的淋膜纸进行对应的单面烘干,当烘干完成后在通过转向轮进行对应的方向转变,转变完成后,在进行对应的二次烘干;
S5收卷:将S4得到的淋膜纸通过静止或风冷后在利用绕卷装置进行对应的收卷,在进行对应的包装得到成品。
实施例2,一种高强度、耐高温淋膜纸的加工工艺,包括:
S1原材料的制备:将秸秆、竹笋、竹叶放入粉碎机中造粒,制得粒子,且粒子直径在0.15-0.55mm,将所述粒子与聚乳酸、弹性体共混,制得混合料;
在将所述混合料进行第一次熔融挤出,添加可降解增韧树脂、润滑剂、防老剂混合,通过淋膜机制得淋膜纸;
所述耐高温材料制备的偶联剂为γ-氨丙基三乙氧基硅烷、γ-(2,3环氧丙氧)丙基三甲氧基硅烷、γ-甲基丙烯酰氧基丙基三甲氧基硅烷中的至少一种;
S2耐高温材料的制备:氢化丁腈橡胶混炼胶为按重量份配比:氢化丁腈橡胶∶纳米氧化铈∶石英粉∶硅酸铝∶炭黑N550∶硬脂酸=15~25∶1~10∶0~20∶0~20∶2~4∶0.1~0.5,混炼均匀后切碎即得到耐高温材料;
所述淋膜纸内还涂覆有抗菌液;
S21所述的抗菌液具体制备步骤为:
(1)取乙烯、丙烯酸异辛酯、丙烯酸混合得到混合单体,将OP-10、乙烯基磺酸钠混合得到预乳化剂,将混合单体、预乳化剂和去离子水加入预乳化釜中,启动搅拌器,以300~400r/min的转速搅拌25~30min,得到预乳化液;
(2)将上述的预乳化液、质量分数为20%的过硫酸铵溶液、碳酸氢钠加入反应釜中,加热升温至80~85℃,启动搅拌器,以60~70r/min的转速搅拌,保温反应30~40min,再向反应釜中加入十二胺、氯化缩水甘油基三甲基胺,聚乙烯蜡、聚六亚甲基盐酸胍,继续升温至100~110℃,保温40~45min,得到抗菌液,得到抗菌液涂覆在所述耐高温材料外表面;
S211所述的抗菌液具体制备中各原料,按重量份数计,包括预乳化液80~90份、质量分数为20%的过硫酸铵溶液20~30份、碳酸氢钠20~30份、十二胺4~5份、氯化缩水甘油基三甲基胺5~7份,聚乙烯蜡20~25份、聚六亚甲基盐10~12份;
S3涂布:将S2制备得到的耐高温液体混合粘接剂,然后将混合完成后的耐高温材料加入涂覆机内,利用涂覆机将耐高温材料涂覆在S1得到的淋膜纸原料,形成淋膜纸;S4干燥:将制得的淋膜纸进行对应的单面烘干,当烘干完成后在通过转向轮进行对应的方向转变,转变完成后,在进行对应的二次烘干;
S5收卷:将S4得到的淋膜纸通过静止或风冷后在利用绕卷装置进行对应的收卷,在进行对应的包装得到成品。
实施例3,一种高强度、耐高温淋膜纸的加工工艺,包括:
S1原材料的制备:将秸秆、竹笋、竹叶放入粉碎机中造粒,制得粒子,且粒子直径在0.15-0.55mm,将所述粒子与聚乳酸、弹性体共混,制得混合料;
S1原材料的制备中秸秆、竹笋和竹叶的质量比为6~8.5:1.1~1.5:0.2.5~0.7;
在将所述混合料进行第一次熔融挤出,添加可降解增韧树脂、润滑剂、防老剂混合,通过淋膜机制得淋膜纸;
所述耐高温材料制备的增塑剂为邻苯二甲酸二丁酯、邻苯二甲酸二辛酯或邻苯二甲酸二癸酯中的至少一种;
所述耐高温材料制备的偶联剂为γ-氨丙基三乙氧基硅烷、γ-(2,3环氧丙氧)丙基三甲氧基硅烷、γ-甲基丙烯酰氧基丙基三甲氧基硅烷中的至少一种;
耐高温材料的制备方法为:按重量份配比,将甲基环己烷、乙酸丁酯加入反应釜,在220~330转/分钟的搅拌速度下,投入氢化丁腈橡胶混炼胶、萜烯酚醛树脂、气相法二氧化硅、铝粉、增塑剂、偶联剂,搅拌3.5~5.5小时至胶液均匀,冷却至常温,成品出料;
S2耐高温材料的制备:氢化丁腈橡胶混炼胶为按重量份配比:氢化丁腈橡胶∶纳米氧化铈∶石英粉∶硅酸铝∶炭黑N550∶硬脂酸=15~25∶1~10∶0~20∶0~20∶2~4∶0.1~0.5,混炼均匀后切碎即得到耐高温材料;
所述淋膜纸内还涂覆有抗菌液;
S21所述的抗菌液具体制备步骤为:
(1)取乙烯、丙烯酸异辛酯、丙烯酸混合得到混合单体,将OP-10、乙烯基磺酸钠混合得到预乳化剂,将混合单体、预乳化剂和去离子水加入预乳化釜中,启动搅拌器,以300~400r/min的转速搅拌25~30min,得到预乳化液;
(2)将上述的预乳化液、质量分数为20%的过硫酸铵溶液、碳酸氢钠加入反应釜中,加热升温至80~85℃,启动搅拌器,以60~70r/min的转速搅拌,保温反应30~40min,再向反应釜中加入十二胺、氯化缩水甘油基三甲基胺,聚乙烯蜡、聚六亚甲基盐酸胍,继续升温至100~110℃,保温40~45min,得到抗菌液,得到抗菌液涂覆在所述耐高温材料外表面;
S211所述的抗菌液具体制备中各原料,按重量份数计,包括预乳化液80~90份、质量分数为20%的过硫酸铵溶液20~30份、碳酸氢钠20~30份、十二胺4~5份、氯化缩水甘油基三甲基胺5~7份,聚乙烯蜡20~25份、聚六亚甲基盐10~12份;
S3涂布:将S2制备得到的耐高温液体混合粘接剂,然后将混合完成后的耐高温材料加入涂覆机内,利用涂覆机将耐高温材料涂覆在S1得到的淋膜纸原料,形成淋膜纸;S4干燥:将制得的淋膜纸进行对应的单面烘干,当烘干完成后在通过转向轮进行对应的方向转变,转变完成后,在进行对应的二次烘干;
S5收卷:将S4得到的淋膜纸通过静止或风冷后在利用绕卷装置进行对应的收卷,在进行对应的包装得到成品。
尽管已经示出和描述了发明的实施例,对于本领域的普通技术人员而言,可以理解在不脱离发明的原理和精神的情况下可以对这些实施例进行多种变化、修改、替换和变型,发明的范围由所附权利要求及其等同物限定。

Claims (10)

1.一种高强度、耐高温淋膜纸的加工工艺,其特征在于:包括,
S1原材料的制备:将秸秆、竹笋、竹叶放入粉碎机中造粒,制得粒子,将所述粒子与聚乳酸、弹性体共混,制得混合料;
在将所述混合料进行第一次熔融挤出,添加可降解增韧树脂、润滑剂、防老剂混合,通过淋膜机制得淋膜纸;
S2耐高温材料的制备:氢化丁腈橡胶混炼胶为按重量份配比:氢化丁腈橡胶∶纳米氧化铈∶石英粉∶硅酸铝∶炭黑N550∶硬脂酸=15~25∶1~10∶0~20∶0~20∶2~4∶0.1~0.5,混炼均匀后切碎即得到耐高温材料;
S3涂布:将S2制备得到的耐高温液体混合粘接剂,然后将混合完成后的耐高温材料加入涂覆机内,利用涂覆机将耐高温材料涂覆在S1得到的淋膜纸原料,形成淋膜纸;S4干燥:将制得的淋膜纸进行对应的单面烘干,当烘干完成后在通过转向轮进行对应的方向转变,转变完成后,在进行对应的二次烘干;
S5收卷:将S4得到的淋膜纸通过静止或风冷后在利用绕卷装置进行对应的收卷,在进行对应的包装得到成品。
2.根据权利要求1所述的一种高强度、耐高温淋膜纸的加工工艺,其特征在于:S1中制得的粒子直径在0.15-0.55mm。
3.根据权利要求1所述的一种高强度、耐高温淋膜纸的加工工艺,其特征在于:所述淋膜纸内还涂覆有抗菌液;
所述的抗菌液具体制备步骤为:
(1)取乙烯、丙烯酸异辛酯、丙烯酸混合得到混合单体,将OP-10、乙烯基磺酸钠混合得到预乳化剂,将混合单体、预乳化剂和去离子水加入预乳化釜中,启动搅拌器,以300~400r/min的转速搅拌25~30min,得到预乳化液;
(2)将上述的预乳化液、质量分数为20%的过硫酸铵溶液、碳酸氢钠加入反应釜中,加热升温至80~85℃,启动搅拌器,以60~70r/min的转速搅拌,保温反应30~40min,再向反应釜中加入十二胺、氯化缩水甘油基三甲基胺,聚乙烯蜡、聚六亚甲基盐酸胍,继续升温至100~110℃,保温40~45min,得到抗菌液,得到抗菌液涂覆在所述耐高温材料外表面。
4.根据权利要求3所述的一种高强度、耐高温淋膜纸的加工工艺,其特征在于:所述的抗菌液具体制备中各原料,按重量份数计,包括预乳化液80~90份、质量分数为20%的过硫酸铵溶液20~30份、碳酸氢钠20~30份、十二胺4~5份、氯化缩水甘油基三甲基胺5~7份,聚乙烯蜡20~25份、聚六亚甲基盐10~12份。
5.根据权利要求1所述的一种高强度、耐高温淋膜纸的加工工艺,其特征在于:所述耐高温材料制备的增塑剂为邻苯二甲酸二丁酯、邻苯二甲酸二辛酯或邻苯二甲酸二癸酯中的至少一种。
6.根据权利要求1所述的一种高强度、耐高温淋膜纸的加工工艺,其特征在于:所述耐高温材料制备的偶联剂为γ-氨丙基三乙氧基硅烷、γ-(2,3环氧丙氧)丙基三甲氧基硅烷、γ-甲基丙烯酰氧基丙基三甲氧基硅烷中的至少一种。
7.根据权利要求1所述的一种高强度、耐高温淋膜纸的加工工艺,其特征在于:制备方法为:按重量份配比,将甲基环己烷、乙酸丁酯加入反应釜,在200~300转/分钟的搅拌速度下,投入氢化丁腈橡胶混炼胶、萜烯酚醛树脂、气相法二氧化硅、铝粉、增塑剂、偶联剂,搅拌4~5小时至胶液均匀,冷却至常温,成品出料。
8.根据权利要求1所述的一种高强度、耐高温淋膜纸的加工工艺,其特征在于:耐高温材料的制备方法为:按重量份配比,将甲基环己烷、乙酸丁酯加入反应釜,在220~330转/分钟的搅拌速度下,投入氢化丁腈橡胶混炼胶、萜烯酚醛树脂、气相法二氧化硅、铝粉、增塑剂、偶联剂,搅拌3.5~5.5小时至胶液均匀,冷却至常温,成品出料。
9.根据权利要求1所述的一种高强度、耐高温淋膜纸的加工工艺,其特征在于:S1原材料的制备中秸秆、竹笋和竹叶的质量比为6~8.5:1.1~1.5:0.2.5~0.7。
10.根据权利要求1所述的一种高强度、耐高温淋膜纸的加工工艺,其特征在于:淋膜开料筒温度设定为210~360℃,膜头温度设定为320~380℃。
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