CN108752963A - 一种塑木复合材料及其制备方法 - Google Patents
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Abstract
本发明公开了一种塑木复合材料及其制备方法,由以下以重量份数计的原料制备而成:聚氯乙烯22~32份、稳定剂0.8~1.6份、阻燃剂0.6~1.2份、发泡剂0.3~0.8份、木粉26~32份、竹粉18~24份、铝酸酯偶联剂0.5~0.8份、萜烯树脂12~14份、陶瓷纤维8~12份、玄武岩纤维14~21份、硅藻土15~22份和碳酸钙粉末2.5~4份。方法首先称取原料,然后混合后造粒,粉碎后挤出造型即可。本发明不仅强度高、阻燃性好而且还具有净化空气、绝热隔音以及抗氧化的作用。
Description
技术领域
本发明涉及一种复合材料,尤其涉及一种塑木复合材料及其制备方法。
背景技术
近年来,随着人们环境保护意识的增强,原料来源广泛、环境友好、可再生、可循环使用的塑木复合材料越来越受到人们的重视。塑木复合材料可用作托盘、包装箱等包装材料,铺板、铺梁等仓储材料,房屋、地板、建筑模板等装修、装饰材料,公园、球场、街道等场合使用的露天桌椅、板凳等休闲材料,汽车内装饰材、管材等。塑木复合材料具有材料均质、尺寸较木材稳定、不易产生裂纹、且无木材节疤、斜纹等缺陷;具有热塑性塑料的加工性,挤出、注塑等工艺均可用来成型,且设备磨损小;制品可压制成企口形、立体图案和其它要求的开头,无需进行复杂的二次加工;通过加入着色剂、涂漆或覆膜等工艺可制成各种色彩绚丽的制品;生产能耗小;加工方便,可以进行锯、刨和粘接,或用钉子、螺栓固定,使用木工工具即可完成,且握钉力明显优于其他合成材料;不需利用有毒化学物质进行处理,不含甲醛;有木材的外观,比塑料制品高的硬度;废弃后可重复使用和回收再利用,而且能够生物降解,有利于环保等诸多优点。但也存在一些明显不足,如不阻燃,在一些场合,如画框、相框、屋顶材料等方面的使用受到局限,从而局限了其使用范围,对传统塑木复合材料进行改性,提高其阻燃性就十分必要。
发明内容
为了克服现有塑木复合材料存在的上述缺陷,本发明提供了一种塑木复合材料,该材料不仅强度高、阻燃性好而且还具有净化空气、绝热隔音以及抗氧化的作用。
为解决上述技术问题,本发明所采用的技术方案是:
一种塑木复合材料,其特征在于:由以下以重量份数计的原料制备而成:
聚氯乙烯22~32份
稳定剂0.8~1.6份
阻燃剂0.6~1.2份
发泡剂0.3~0.8份
木粉26~32份
竹粉18~24份
铝酸酯偶联剂0.5~0.8份
萜烯树脂12~14份
陶瓷纤维8~12份
玄武岩纤维14~21份
硅藻土15~22份
碳酸钙粉末2.5~4份。
一种塑木复合材料,其特征在于:由以下以重量份数计的原料制备而成:
聚氯乙烯26份
热稳定剂1.2份
阻燃剂0.8份
发泡剂0.5份
木粉26份
竹粉24份
铝酸酯偶联剂0.6份
萜烯树脂14份
陶瓷纤维8份
玄武岩纤维19份
硅藻土22份
碳酸钙粉末3份。
所述热稳定剂为硬脂酸钡。
所述阻燃剂为氢氧化镁或者氢氧化铝。
所述发泡剂为碳酸氢钠。
碳酸钙粉末为轻质碳酸钙粉末,平均粒径为1200目。
本发明还提供了上述塑木复合材料的制备方法,其特征在于:包括如下工艺步骤:
步骤1,按照重量份数称取上述原料;
步骤2,将称取后的原料在混合机中混合,充分混合后得到混合料,混合机的转速为380~420r/min,加热温度为48~52℃;
步骤3,将上述混合料加入到造粒机中进行造粒,得到造粒料;
步骤4,将造粒后的造粒料粉碎后得到粉碎料;
步骤5,将粉碎料加入到双螺杆挤出机中熔融,挤出造型。
与现有技术相比,本发明具有以下有益效果:
1、本发明在原料中添加了陶瓷纤维和玄武岩纤维,使得制成的塑木复合材料具有质轻、耐高温、热稳定性好、保温隔热性好、抗拉强度高,而且还具有绝热隔音以及抗氧化和阻燃的作用。
2、本发明在原料中添加了阻燃剂,与陶瓷纤维和玄武岩纤维配合能够进一步提高材料的阻燃性。
3、本发明在原料中添加了硅藻土,添加的硅藻土使得制备出来的材料具有天然微孔结构,能够实现呼吸调湿,同时其还可以吸附空气中诸如甲醛等的有毒有害物质。
4、本发明在原料中添加了碳酸钙粉末,添加的碳酸钙粉末使得制备出来的材料的伸长率、拉伸强度和耐磨性能提高,配合发泡剂,能够使得发泡更加均匀。
具体实施方式
下面结合实施例对本发明作进一步的描述,所描述的实施例仅仅是本发明一部分实施例,并不是全部的实施例。基于本发明中的实施例,本领域的普通技术人员在没有做出创造性劳动前提下所获得的其他所用实施例,都属于本发明的保护范围。
实施例1
一种塑木复合材料,其特征在于:由以下以重量份数计的原料制备而成:
聚氯乙烯22份
稳定剂0.8份
阻燃剂0.6份
发泡剂0.3份
木粉26份
竹粉18份
铝酸酯偶联剂0.5份
萜烯树脂12份
陶瓷纤维8份
玄武岩纤维14份
硅藻土15份
碳酸钙粉末2.5份。
所述热稳定剂为硬脂酸钡。
所述阻燃剂为氢氧化镁。
所述发泡剂为碳酸氢钠。
碳酸钙粉末为轻质碳酸钙粉末,平均粒径为1200目。
上述塑木复合材料的制备方法,包括如下工艺步骤:
步骤1,按照重量份数称取上述原料;
步骤2,将称取后的原料在混合机中混合,充分混合后得到混合料,混合机的转速为380r/min,加热温度为52℃;
步骤3,将上述混合料加入到造粒机中进行造粒,得到造粒料;
步骤4,将造粒后的造粒料粉碎后得到粉碎料;
步骤5,将粉碎料加入到双螺杆挤出机中熔融,挤出造型。
实施例2
一种塑木复合材料,其特征在于:由以下以重量份数计的原料制备而成:
聚氯乙烯26份
热稳定剂1.2份
阻燃剂0.8份
发泡剂0.5份
木粉26份
竹粉24份
铝酸酯偶联剂0.6份
萜烯树脂14份
陶瓷纤维8份
玄武岩纤维19份
硅藻土22份
碳酸钙粉末3份。
所述热稳定剂为硬脂酸钡。
所述阻燃剂为氢氧化铝。
所述发泡剂为碳酸氢钠。
碳酸钙粉末为轻质碳酸钙粉末,平均粒径为1200目。
上述塑木复合材料的制备方法,其特征在于:包括如下工艺步骤:
步骤1,按照重量份数称取上述原料;
步骤2,将称取后的原料在混合机中混合,充分混合后得到混合料,混合机的转速为420r/min,加热温度为48℃;
步骤3,将上述混合料加入到造粒机中进行造粒,得到造粒料;
步骤4,将造粒后的造粒料粉碎后得到粉碎料;
步骤5,将粉碎料加入到双螺杆挤出机中熔融,挤出造型。
实施例3
一种塑木复合材料,其特征在于:由以下以重量份数计的原料制备而成:
聚氯乙烯32份
稳定剂1.6份
阻燃剂1.2份
发泡剂0.8份
木粉32份
竹粉24份
铝酸酯偶联剂0.8份
萜烯树脂14份
陶瓷纤维12份
玄武岩纤维21份
硅藻土22份
碳酸钙粉末4份。
所述热稳定剂为硬脂酸钡。
所述阻燃剂为氢氧化镁。
所述发泡剂为碳酸氢钠。
碳酸钙粉末为轻质碳酸钙粉末,平均粒径为1200目。
上述塑木复合材料的制备方法,其特征在于:包括如下工艺步骤:
步骤1,按照重量份数称取上述原料;
步骤2,将称取后的原料在混合机中混合,充分混合后得到混合料,混合机的转速为390r/min,加热温度为48℃;
步骤3,将上述混合料加入到造粒机中进行造粒,得到造粒料;
步骤4,将造粒后的造粒料粉碎后得到粉碎料;
步骤5,将粉碎料加入到双螺杆挤出机中熔融,挤出造型。
实施例4
一种塑木复合材料,其特征在于:由以下以重量份数计的原料制备而成:
聚氯乙烯26份
稳定剂0.9份
阻燃剂0.8份
发泡剂0.5份
木粉30份
竹粉22份
铝酸酯偶联剂0.6份
萜烯树脂13份
陶瓷纤维10份
玄武岩纤维18份
硅藻土19份
碳酸钙粉末3份。
所述热稳定剂为硬脂酸钡。
所述阻燃剂为氢氧化铝。
所述发泡剂为碳酸氢钠。
碳酸钙粉末为轻质碳酸钙粉末,平均粒径为1200目。
上述塑木复合材料的制备方法,其特征在于:包括如下工艺步骤:
步骤1,按照重量份数称取上述原料;
步骤2,将称取后的原料在混合机中混合,充分混合后得到混合料,混合机的转速为400r/min,加热温度为50℃;
步骤3,将上述混合料加入到造粒机中进行造粒,得到造粒料;
步骤4,将造粒后的造粒料粉碎后得到粉碎料;
步骤5,将粉碎料加入到双螺杆挤出机中熔融,挤出造型。
实施例5
一种塑木复合材料,其特征在于:由以下以重量份数计的原料制备而成:
聚氯乙烯26份
稳定剂1.2份
阻燃剂1.1份
发泡剂0.6份
木粉28份
竹粉20份
铝酸酯偶联剂0.7份
萜烯树脂13份
陶瓷纤维10份
玄武岩纤维19份
硅藻土21份
碳酸钙粉末3.5份。
所述热稳定剂为硬脂酸钡。
所述阻燃剂为氢氧化铝。
所述发泡剂为碳酸氢钠。
碳酸钙粉末为轻质碳酸钙粉末,平均粒径为1200目。
上述塑木复合材料的制备方法,其特征在于:包括如下工艺步骤:
步骤1,按照重量份数称取上述原料;
步骤2,将称取后的原料在混合机中混合,充分混合后得到混合料,混合机的转速为390r/min,加热温度为51℃;
步骤3,将上述混合料加入到造粒机中进行造粒,得到造粒料;
步骤4,将造粒后的造粒料粉碎后得到粉碎料;
步骤5,将粉碎料加入到双螺杆挤出机中熔融,挤出造型。
Claims (7)
1.一种塑木复合材料,其特征在于:由以下以重量份数计的原料制备而成:
聚氯乙烯22~32份
稳定剂0.8~1.6份
阻燃剂0.6~1.2份
发泡剂0.3~0.8份
木粉26~32份
竹粉18~24份
铝酸酯偶联剂0.5~0.8份
萜烯树脂12~14份
陶瓷纤维8~12份
玄武岩纤维14~21份
硅藻土15~22份
碳酸钙粉末2.5~4份。
2.根据权利要求1所述的一种塑木复合材料,其特征在于:由以下以重量份数计的原料制备而成:
聚氯乙烯26份
热稳定剂1.2份
阻燃剂0.8份
发泡剂0.5份
木粉26份
竹粉24份
铝酸酯偶联剂0.6份
萜烯树脂14份
陶瓷纤维8份
玄武岩纤维19份
硅藻土22份
碳酸钙粉末3份。
3.根据权利要求1或2所述的一种塑木复合材料,其特征在于:所述热稳定剂为硬脂酸钡。
4.根据权利要求1或2所述的一种塑木复合材料,其特征在于:所述阻燃剂为氢氧化镁或者氢氧化铝。
5.根据权利要求1或2所述的一种塑木复合材料,其特征在于:所述发泡剂为碳酸氢钠。
6.根据权利要求1或2所述的一种塑木复合材料,其特征在于:碳酸钙粉末为轻质碳酸钙粉末,平均粒径为1200目。
7.一种塑木复合材料的制备方法,其特征在于:包括如下工艺步骤:
步骤1,按照重量份数称取原料;
步骤2,将称取后的原料在混合机中混合,充分混合后得到混合料,混合机的转速为380~420r/min,加热温度为48~52℃;
步骤3,将上述混合料加入到造粒机中进行造粒,得到造粒料;
步骤4,将造粒后的造粒料粉碎后得到粉碎料;
步骤5,将粉碎料加入到双螺杆挤出机中熔融,挤出造型。
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