CN108192323A - 一种耐磨pvc卷材及其制备方法 - Google Patents
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Abstract
本发明公开了一种耐磨PVC卷材,包括PVC树脂、复合树脂、TPU树脂、抗氧化剂、改性增塑剂、稳定剂、填充剂、发泡剂,所述复合树脂包括:改性ABS树脂、无机纳米陶瓷树脂、偏氟乙烯均聚物树脂、超高分子量聚乙烯树脂、乙烯‑乙酸乙烯酯共聚物;所述改性增塑剂按重量比包括邻苯二甲酸二辛酯、环氧硬脂酸2‑乙基己酯、壬二酸二辛脂、环氧大豆油酸2‑乙基己酯、乙烯‑丙烯酸正丁酯‑缩水甘油酯,制成一种耐磨PVC卷材,其具有使用方便、耐磨性高、更加环保的效果。
Description
技术领域
本发明涉及可用于列车、写字楼、医院用的PVC地板材料,具体涉及一种耐磨PVC卷材及其制备方法。
背景技术
PVC同透卷材大量应用与超高人流量的公共场所,对于耐磨等级有非常高的要求,其中主要应用于高档的写字楼中用于底板使用,可以增加摩擦度,减少破裂情况,其次主要用于医院或一些人流量比较密集的公共场所使用,当吃的或者一些很难清洗的化合物滴落在底板上时,可用抹布轻而易举的擦拭掉,非常方便可保持长时间的清洁效果。
PVC众所周知是一种非常常见的塑料材质,全名为聚氯乙烯,最近几年PVC的发展主要应用在管道方面,它可完美的替代金属管道安装于每家每户中,但PVC在底板上的应用还处于起步阶段,材料也是最近几年刚刚兴起,且市面上的PVC最初是颗粒状的然后经过热塑挤压等工序成型,再加工成型后为板状结构,且可任意弯曲,不过对于耐磨等级有非常高的要求,PVC树脂比列较高(大于65%)的卷材耐磨性虽然能够达到T级,但过高的比列不但加大了加工难度,并且成型后的地板加热尺寸变化率较大,无法达到标准要求卷材毕竟应用在人口密集地区,这对于卷材表面耐磨性比较考究,耐磨性不好的话时间久了就会出现凹坑或破损,严重影响使用,且市面上大多数PVC卷材为多层结构,其中专利号CN200710118914.8公开了一种改进的PVC弹性卷材地板及其生产方法,虽然设有耐磨层,但在工艺要求以及原材料成本上都是比较大的,只能用于一些特殊场所使用,但不能大范围推广。
发明内容
本发明要解决的技术问题是提供一种使用方便、耐磨性高、更加环保的耐磨PVC卷材。
为解决上述问题,本技术方案一种耐磨PVC卷材,按重量比包括
所述复合树脂包括:改性ABS树脂、无机纳米陶瓷树脂、偏氟乙烯均聚物树脂、超高分子量聚乙烯树脂、乙烯-乙酸乙烯酯共聚物,且改性ABS树脂、无机纳米陶瓷树脂、偏氟乙烯均聚物树脂、超高分子量聚乙烯树脂、乙烯-乙酸乙烯酯共聚物按添加份量比为(4~6):(1~2):(2~3):(5~6):(5~6);
所述改性增塑剂按重量比包括邻苯二甲酸二辛酯20~35份、环氧硬脂酸2-乙基己酯10~20份、壬二酸二辛脂10~20份、环氧大豆油酸2-乙基己酯10~20份、乙烯-丙烯酸正丁酯-缩水甘油酯15~20份。
进一步的技术方案为,所述抗氧化为2,6~二叔丁基~4~甲苯酚。
进一步的技术方案为,所述稳定剂为钡锌复合稳定剂。
进一步的技术方案为,所述填充剂为白炭黑、红泥、碳酸钙的一种或两种组合。
进一步的技术方案为,所述发泡剂为二氯二氟甲烷或二氯四氟乙烷。
一种耐磨PVC卷材的制备方法,包括以下步骤:包括
1)、首先把PVC树脂倒入到搅拌罐内,然后依次倒入复合树脂和TPU树脂,然后把搅拌罐的温度升温至80℃~90℃之间,并搅拌30min,直到三种树脂充分融合为止;
2)、搅拌完成后待搅拌罐降温至50℃~60℃时加入抗氧化剂、改性增塑剂、稳定剂、填充剂、发泡剂,然后把搅拌罐的温度升温至90℃~100℃之间,并搅拌30min;
3)、然后把步骤2)搅拌罐混合后的树脂降至室温后利用开炼机进行第一次塑化造粒,经过开炼机塑化造粒后成片状成型,塑化温度控制在155℃~165℃之间;
4)、然后把步骤3)上的片状材料利用破碎机进行破碎造粒,造粒完成后进入到十米长的烘道内高温预热,温度控制在140℃~160℃,预热完成后进入到鼓式硫化机内压延成型PVC地板,最后再进行地板表面处理。
改性ABS树脂具有良好的机械强度、韧性和阻燃性,用于建材中地板和墙纸等广泛使用,且无毒、无味、吸水率低,具有良好的综合物理机械性能。
无机纳米陶瓷树脂可用于增加其硬度、光泽、耐候、耐火和耐化学腐蚀效果,使地板表面不易破裂,使用寿命延长。
偏氟乙烯均聚物树脂具有优良的耐磨性、柔韧性、很高的抗涨强度和耐冲击性强度,可以有效降低持续踩踏以及重物冲击对地板多造成的伤害,减少地板破损率。
超高分子量聚乙烯树脂配合填充剂使用可使表面硬度、刚度、蠕变性、弯曲强度、热变形温度得以较好地改善。
乙烯-乙酸乙烯酯共聚物具有非常优良的弹性、韧性和沾着型以及可加工性的优点,使地板即使在弯曲时也不容易断裂,增加地板的柔韧性。
本发明的有益效果是:
本发明一种耐磨PVC卷材及其制备方法,其利用在PVC树脂的基础上,增加复合树脂和TPU树脂为主要添加原料,其中,TPU树脂具有卓越的高张力、高拉力、强韧和耐老化的特性,是一种成熟的环保材料,而改性ABS树脂、无机纳米陶瓷树脂、偏氟乙烯均聚物树脂、超高分子量聚乙烯树脂、乙烯-乙酸乙烯酯共聚物这些树脂均具有增加地板对抗表面耐磨和柔韧的特性,大大增加了PVC地板的优点;且采用开炼机替代挤出机进行第一次塑化造粒——用破碎机将开炼机制备出的片状材料进行粉碎造粒——采用长烘道+鼓式硫化机的组合压延成型PVC地板,塑化温度控制在155℃~165℃之间,确保了产品能够有效塑化成型,又能够避免TPU在压延过程中温度高于塑化温度发生黄变,从而成功制造出T级耐磨PVC卷材,同时使用特制的改性塑化剂可有效提高地板的耐磨以及环保的特性。
具体实施方式
下面对本发明的优选实施例进行详细阐述,以使本发明的优点和特征能更易于被本领域技术人员理解,从而对本发明的保护范围做出更为清楚明确的界定。
实施例一
一种耐磨PVC卷材,按重量比包括PVC树脂20份、复合树脂20、TPU树脂25份、抗氧化剂0.5份、改性增塑剂15份、稳定剂3份、填充剂15份、发泡剂3份,复合树脂包括:改性ABS树脂、无机纳米陶瓷树脂、偏氟乙烯均聚物树脂、超高分子量聚乙烯树脂、乙烯-乙酸乙烯酯共聚物,且改性ABS树脂、无机纳米陶瓷树脂、偏氟乙烯均聚物树脂、超高分子量聚乙烯树脂、乙烯-乙酸乙烯酯共聚物按添加份量比为5:2:2:6:5;
改性增塑剂按重量比包括邻苯二甲酸二辛酯25份、环氧硬脂酸2-乙基己酯20份、壬二酸二辛脂20份、环氧大豆油酸2-乙基己酯20份、乙烯-丙烯酸正丁酯-缩水甘油酯20份,填充剂为白炭黑、红泥,发泡剂为二氯二氟甲烷。
一种耐磨PVC卷材的制备方法,包括以下步骤:包括
1)、首先把PVC树脂倒入到搅拌罐内,然后依次倒入复合树脂和TPU树脂,然后把搅拌罐的温度升温至80℃之间,并搅拌30min,直到三种树脂充分融合为止;2)、搅拌完成后待搅拌罐降温至50℃时加入抗氧化剂、改性增塑剂、稳定剂、填充剂、发泡剂,然后把搅拌罐的温度升温至90℃之间,并搅拌30min;3)、然后把步骤2)搅拌罐混合后的树脂降至室温后利用开炼机进行第一次塑化造粒,经过开炼机塑化造粒后成片状成型,塑化温度控制在155℃之间;4)、然后把步骤3)上的片状材料利用破碎机进行破碎造粒,造粒完成后进入到十米长的烘道内高温预热,温度控制在140℃,预热完成后进入到鼓式硫化机内压延成型PVC地板,最后再进行地板表面处理。
实施例二
一种耐磨PVC卷材,按重量比包括PVC树脂25份、复合树脂20份、TPU树脂20份、抗氧化剂1份、改性增塑剂20份、稳定剂5份、填充剂15份、发泡剂6份,复合树脂包括:改性ABS树脂、无机纳米陶瓷树脂、偏氟乙烯均聚物树脂、超高分子量聚乙烯树脂、乙烯-乙酸乙烯酯共聚物,且改性ABS树脂、无机纳米陶瓷树脂、偏氟乙烯均聚物树脂、超高分子量聚乙烯树脂、乙烯-乙酸乙烯酯共聚物按添加份量比为6:2:2:6:5;
改性增塑剂按重量比包括邻苯二甲酸二辛酯30份、环氧硬脂酸2-乙基己酯15份、壬二酸二辛脂15份、环氧大豆油酸2-乙基己酯15份、乙烯-丙烯酸正丁酯-缩水甘油酯20份,填充剂为碳酸钙,发泡剂为二氯四氟乙烷。
一种耐磨PVC卷材的制备方法,包括以下步骤:包括
1)、首先把PVC树脂倒入到搅拌罐内,然后依次倒入复合树脂和TPU树脂,然后把搅拌罐的温度升温至90℃之间,并搅拌30min,直到三种树脂充分融合为止;2)、搅拌完成后待搅拌罐降温至60℃时加入抗氧化剂、改性增塑剂、稳定剂、填充剂、发泡剂,然后把搅拌罐的温度升温至100℃之间,并搅拌30min;3)、然后把步骤2)搅拌罐混合后的树脂降至室温后利用开炼机进行第一次塑化造粒,经过开炼机塑化造粒后成片状成型,塑化温度控制在160℃;4)、然后把步骤3)上的片状材料利用破碎机进行破碎造粒,造粒完成后进入到十米长的烘道内高温预热,温度控制在150℃,预热完成后进入到鼓式硫化机内压延成型PVC地板,最后再进行地板表面处理。
实施例三
一种耐磨PVC卷材,按重量比包括PVC树脂30份、复合树脂30份、TPU树脂20份、抗氧化剂1份、改性增塑剂20份、稳定剂3份、填充剂10份、发泡剂3份,复合树脂包括:改性ABS树脂、无机纳米陶瓷树脂、偏氟乙烯均聚物树脂、超高分子量聚乙烯树脂、乙烯-乙酸乙烯酯共聚物,且改性ABS树脂、无机纳米陶瓷树脂、偏氟乙烯均聚物树脂、超高分子量聚乙烯树脂、乙烯-乙酸乙烯酯共聚物按添加份量比为4:2:2:6:6;
改性增塑剂按重量比包括邻苯二甲酸二辛酯25份、环氧硬脂酸2-乙基己酯15份、壬二酸二辛脂15份、环氧大豆油酸2-乙基己酯15份、乙烯-丙烯酸正丁酯-缩水甘油酯20份,填充剂为白炭黑、碳酸钙,发泡剂为二氯二氟甲烷。
一种耐磨PVC卷材的制备方法,包括以下步骤:包括
1)、首先把PVC树脂倒入到搅拌罐内,然后依次倒入复合树脂和TPU树脂,然后把搅拌罐的温度升温至90℃之间,并搅拌30min,直到三种树脂充分融合为止;2)、搅拌完成后待搅拌罐降温至60℃时加入抗氧化剂、改性增塑剂、稳定剂、填充剂、发泡剂,然后把搅拌罐的温度升温至90℃之间,并搅拌30min;3)、然后把步骤2)搅拌罐混合后的树脂降至室温后利用开炼机进行第一次塑化造粒,经过开炼机塑化造粒后成片状成型,塑化温度控制在155℃之间;4)、然后把步骤3)上的片状材料利用破碎机进行破碎造粒,造粒完成后进入到十米长的烘道内高温预热,温度控制在160℃,预热完成后进入到鼓式硫化机内压延成型PVC地板,最后再进行地板表面处理。
实施例四
一种耐磨PVC卷材,按重量比包括PVC树脂30份、复合树脂30份、TPU树脂30份、抗氧化剂0.5份、改性增塑剂15份、稳定剂2份、填充剂10份、发泡剂6份,复合树脂包括:改性ABS树脂、无机纳米陶瓷树脂、偏氟乙烯均聚物树脂、超高分子量聚乙烯树脂、乙烯-乙酸乙烯酯共聚物,且改性ABS树脂、无机纳米陶瓷树脂、偏氟乙烯均聚物树脂、超高分子量聚乙烯树脂、乙烯-乙酸乙烯酯共聚物按添加份量比为6:1:2:5:5;
改性增塑剂按重量比包括邻苯二甲酸二辛酯35份、环氧硬脂酸2-乙基己酯20份、壬二酸二辛脂20份、环氧大豆油酸2-乙基己酯15份、乙烯-丙烯酸正丁酯-缩水甘油酯15份,填充剂为白炭黑,发泡剂为二氯二氟甲烷。
一种耐磨PVC卷材的制备方法,包括以下步骤:包括
1)、首先把PVC树脂倒入到搅拌罐内,然后依次倒入复合树脂和TPU树脂,然后把搅拌罐的温度升温至80℃之间,并搅拌30min,直到三种树脂充分融合为止;2)、搅拌完成后待搅拌罐降温至50℃时加入抗氧化剂、改性增塑剂、稳定剂、填充剂、发泡剂,然后把搅拌罐的温度升温至100℃之间,并搅拌30min;3)、然后把步骤2)搅拌罐混合后的树脂降至室温后利用开炼机进行第一次塑化造粒,经过开炼机塑化造粒后成片状成型,塑化温度控制在165℃之间;4)、然后把步骤3)上的片状材料利用破碎机进行破碎造粒,造粒完成后进入到十米长的烘道内高温预热,温度控制在150℃,预热完成后进入到鼓式硫化机内压延成型PVC地板,最后再进行地板表面处理。
经试验表面,实施例二中所制得的地板经过耐磨、抗冲击、耐候、以及环保的测试性能最佳,而实施例三由于鼓式硫化机内压延温度高于塑化温度控制,且温度在160℃,TUP树脂发生明显的黄变,影响后续使用。
以上所述,仅为本发明的具体实施方式,但本发明的保护范围并不局限于此,任何不经过创造性劳动想到的变化或替换,都应涵盖在本实用新保护范围为准。
Claims (6)
1.一种耐磨PVC卷材,其特征在于:按重量比包括
所述复合树脂包括:改性ABS树脂、无机纳米陶瓷树脂、偏氟乙烯均聚物树脂、超高分子量聚乙烯树脂、乙烯-乙酸乙烯酯共聚物,且改性ABS树脂、无机纳米陶瓷树脂、偏氟乙烯均聚物树脂、超高分子量聚乙烯树脂、乙烯-乙酸乙烯酯共聚物按添加份量比为(4~6):(1~2):(2~3):(5~6):(5~6);
所述改性增塑剂按重量比包括邻苯二甲酸二辛酯20~35份、环氧硬脂酸2-乙基己酯10~20份、壬二酸二辛脂10~20份、环氧大豆油酸2-乙基己酯10~20份、乙烯-丙烯酸正丁酯-缩水甘油酯15~20份。
2.一种耐磨PVC卷材,其特征在于:所述抗氧化为2,6~二叔丁基~4~甲苯酚。
3.一种耐磨PVC卷材,其特征在于:所述稳定剂为钡锌复合稳定剂。
4.一种耐磨PVC卷材,其特征在于:所述填充剂为白炭黑、红泥、碳酸钙的一种或两种组合。
5.一种耐磨PVC卷材,其特征在于:所述发泡剂为二氯二氟甲烷或二氯四氟乙烷。
6.根据权利要求1所述的一种耐磨PVC卷材的制备方法,其特征在于:包括以下步骤:
1)、首先把PVC树脂倒入到搅拌罐内,然后依次倒入复合树脂和TPU树脂,然后把搅拌罐的温度升温至80℃~90℃之间,并搅拌30min,直到三种树脂充分融合为止;
2)、搅拌完成后待搅拌罐降温至50℃~60℃时加入抗氧化剂、改性增塑剂、稳定剂、填充剂、发泡剂,然后把搅拌罐的温度升温至90℃~100℃之间,并搅拌30min;
3)、然后把步骤2)搅拌罐混合后的树脂降至室温后利用开炼机进行第一次塑化造粒,经过开炼机塑化造粒后成片状成型,塑化温度控制在155℃~165℃之间;
4)、然后把步骤3)上的片状材料利用破碎机进行破碎造粒,造粒完成后进入到十米长的烘道内高温预热,温度控制在140℃~160℃,预热完成后进入到鼓式硫化机内压延成型PVC地板,最后再进行地板表面处理。
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