CN114381136A - 一种减重复合木塑型材及制备方法 - Google Patents
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Abstract
本发明公开了一种减重复合木塑型材及制备方法,包括以下组份:木粉、相容剂、滑石粉、润滑剂、色粉、抗氧剂、防霉剂、高密度聚乙烯、发泡剂;本发明的减重复合木塑型材通过上述制备原料的协同作用,制得的木塑型材在保证强度的同时,降低了型材总量,且表面温度有所降低,使用者使用时更加舒适。
Description
技术领域
本发明涉及木塑生产领域,特别涉及一种减重复合木塑型材及制备方法。
背景技术
木塑复合材料是将木质材料与热塑性或热固性塑料进行复合得到的新型功能材料。木塑制品兼具塑料和木材的优点,在减少环境污染和保护森林资源等方面有积极的社会效应和生态效应,越来越多的取代木材制品,其从交通设施、活动房屋、建筑墙体、汽车部件、电器外壳,到室内装修、儿童玩具、装饰摆件、家庭用品、包装材料等方面,都有着广泛的应用。而现有的木塑材料质量较重,并且日照后表面温度高。
发明内容
针对以上现有技术存在的缺陷,本发明的主要目的在于克服现有技术的不足之处,公开了一种减重复合木塑型材,由以下组份按质量百分含量组成:
其中,发泡剂为松本微球发泡剂或偶氮系发泡剂。
进一步地,由以下组份按质量百分含量组成:
进一步地,润滑剂为马来酸酐接枝聚乙烯蜡、EBS、氧化聚乙烯蜡、硬脂酸盐中的一种或几种。
一种减重复合木塑型材的制备方法,包括以下步骤:
S1,木粉、相容剂、滑石粉、润滑剂、色粉、抗氧剂、防霉剂、高密度聚乙烯投入高速搅拌炉内充分搅拌至少10分钟,而后投入75平双水拉条造粒机中制得颗粒物以备用,制备温度控制在160℃-200℃;
S2,将制得的颗粒投入65锥双挤出机,并从侧喂料斗内加入发泡剂,进行混合挤出,其中,65锥双挤出机中的料筒从1区至5区温度控制分别为190℃,190℃,150℃,150℃,150℃;挤出速度为0.6m/s挤出进行模具中;
S3,模具中挤出的型材进行水冷后按尺寸裁切。
进一步地,经过水冷后的型材裁剪后,摆放于木托盘上,并且木托盘上放置气泡袋。
本发明取得的有益效果:
1、本发明的减重复合木塑型材通过上述制备原料的协同作用,制得的木塑型材在保证强度的同时,降低了型材总量,且表面温度有所降低,使用者使用时更加舒适。
2、采用水冷的方式对木塑进行冷却,巧妙利用气泡袋对木塑进行垫装,防止其与硬物直接接触以损伤表面,同时利用各气泡之间的间隙进行沥水,并促进空气流动;另外,表面的冷却水可进一步促进木塑的冷却。
具体实施方式
为了使本发明的目的、技术方案及优点更加清楚明白,下面结合实施例对本发明作进一步详细说明。应当理解,此处所描述的具体实施例仅用以解释本发明,并不用于限定本发明。
实施例1
本实施例中减重复合木塑型材,由以下组份按质量百分含量组成:
其中,发泡剂为松本微球发泡剂或偶氮系发泡剂。润滑剂为马来酸酐接枝聚乙烯蜡。通过滑石粉和润滑剂共同作用增加流动性,同时增加木粉和其他成分的相容性。
本实施例所述的减重复合木塑型材的制备方法,包括以下步骤:
S1,木粉、相容剂、滑石粉、润滑剂、色粉、抗氧剂、防霉剂、高密度聚乙烯投入高速搅拌炉内充分搅拌至少10分钟,而后投入75平双水拉条造粒机中制得颗粒物以备用,制备温度控制在160℃-200℃;
S2,将制得的颗粒投入65锥双挤出机,并从侧喂料斗内加入发泡剂,进行混合挤出,其中,65锥双挤出机中的料筒从1区至5区温度控制分别为190℃,190℃,150℃,150℃,150℃;挤出速度为0.6m/s挤出进行模具中;
S3,模具中挤出的型材进行水冷后按尺寸裁切,裁切后,摆放于木托盘上,并且木托盘上放置气泡袋。
实施例2
本实施例中减重复合木塑型材,由以下组份按质量百分含量组成:
其中,发泡剂为松本微球发泡剂或偶氮系发泡剂。润滑剂为马来酸酐接枝聚乙烯蜡。通过滑石粉和润滑剂共同作用增加流动性,同时增加木粉和其他成分的相容性。
本实施例所述的减重复合木塑型材的制备方法,包括以下步骤:
S1,木粉、相容剂、滑石粉、润滑剂、色粉、抗氧剂、防霉剂、高密度聚乙烯投入高速搅拌炉内充分搅拌至少10分钟,而后投入75平双水拉条造粒机中制得颗粒物以备用,制备温度控制在160℃-200℃;
S2,将制得的颗粒投入65锥双挤出机,并从侧喂料斗内加入发泡剂,进行混合挤出,其中,65锥双挤出机中的料筒从1区至5区温度控制分别为190℃,190℃,150℃,150℃,150℃;挤出速度为0.6m/s挤出进行模具中;
S3,模具中挤出的型材进行水冷后按尺寸裁切,裁切后,摆放于木托盘上,并且木托盘上放置气泡袋。
实施例3
本实施例中减重复合木塑型材,由以下组份按质量百分含量组成:
其中,发泡剂为松本微球发泡剂或偶氮系发泡剂。润滑剂为马来酸酐接枝聚乙烯蜡。通过滑石粉和润滑剂共同作用增加流动性,同时增加木粉和其他成分的相容性。
本实施例所述的减重复合木塑型材的制备方法,包括以下步骤:
S1,木粉、相容剂、滑石粉、润滑剂、色粉、抗氧剂、防霉剂、高密度聚乙烯投入高速搅拌炉内充分搅拌至少10分钟,而后投入75平双水拉条造粒机中制得颗粒物以备用,制备温度控制在160℃-200℃;
S2,将制得的颗粒投入65锥双挤出机,并从侧喂料斗内加入发泡剂,进行混合挤出,其中,65锥双挤出机中的料筒从1区至5区温度控制分别为190℃,190℃,150℃,150℃,150℃;挤出速度为0.6m/s挤出进行模具中;
S3,模具中挤出的型材进行水冷后按尺寸裁切,裁切后,摆放于木托盘上,并且木托盘上放置气泡袋。
实施例4
本实施例中减重复合木塑型材,由以下组份按质量百分含量组成:
其中,发泡剂为松本微球发泡剂或偶氮系发泡剂。润滑剂为马来酸酐接枝聚乙烯蜡。通过滑石粉和润滑剂共同作用增加流动性,同时增加木粉和其他成分的相容性。
本实施例所述的减重复合木塑型材的制备方法,包括以下步骤:
S1,木粉、相容剂、滑石粉、润滑剂、色粉、抗氧剂、防霉剂、高密度聚乙烯投入高速搅拌炉内充分搅拌至少10分钟,而后投入75平双水拉条造粒机中制得颗粒物以备用,制备温度控制在160℃-200℃;
S2,将制得的颗粒投入65锥双挤出机,并从侧喂料斗内加入发泡剂,进行混合挤出,其中,65锥双挤出机中的料筒从1区至5区温度控制分别为190℃,190℃,150℃,150℃,150℃;挤出速度为0.6m/s挤出进行模具中;
S3,模具中挤出的型材进行水冷后按尺寸裁切,裁切后,摆放于木托盘上,并且木托盘上放置气泡袋。
实施例5
本实施例中减重复合木塑型材,由以下组份按质量百分含量组成:
其中,发泡剂为松本微球发泡剂或偶氮系发泡剂。润滑剂为马来酸酐接枝聚乙烯蜡。通过滑石粉和润滑剂共同作用增加流动性,同时增加木粉和其他成分的相容性。
本实施例所述的减重复合木塑型材的制备方法,包括以下步骤:
S1,木粉、相容剂、滑石粉、润滑剂、色粉、抗氧剂、防霉剂、高密度聚乙烯投入高速搅拌炉内充分搅拌至少10分钟,而后投入75平双水拉条造粒机中制得颗粒物以备用,制备温度控制在160℃-200℃;
S2,将制得的颗粒投入65锥双挤出机,并从侧喂料斗内加入发泡剂,进行混合挤出,其中,65锥双挤出机中的料筒从1区至5区温度控制分别为190℃,190℃,150℃,150℃,150℃;挤出速度为0.6m/s挤出进行模具中;
S3,模具中挤出的型材进行水冷后按尺寸裁切,裁切后,摆放于木托盘上,并且木托盘上放置气泡袋。
将上述实施例1-5与传统木塑进行相关性能测试,具体测试结果见下表1中所示。
变1实施例及对传统木塑的性能测试结果
从上表数据可知,本发明的减重复合木塑型材通过上述制备原料的协同作用,制得的木塑型材在保证强度的同时,降低了型材总量,且表面温度有所降低,使用者使用时更加舒适。
以上仅为本发明的较佳实施例,并非用来限定本发明的实施范围;如果不脱离本发明的精神和范围,对本发明进行修改或者等同替换,均应涵盖在本发明权利要求的保护范围当中。
Claims (5)
3.根据权利要求1所述的一种减重复合木塑型材,其特征在于,润滑剂为马来酸酐接枝聚乙烯蜡、EBS、氧化聚乙烯蜡、硬脂酸盐中的一种或几种。
4.一种权利要求1-3任一所述的减重复合木塑型材的制备方法,其特征在于,包括以下步骤:
S1,木粉、相容剂、滑石粉、润滑剂、色粉、抗氧剂、防霉剂、高密度聚乙烯投入高速搅拌炉内充分搅拌至少10分钟,而后投入75平双水拉条造粒机中制得颗粒物以备用,制备温度控制在160℃-200℃;
S2,将制得的颗粒投入65锥双挤出机,并从侧喂料斗内加入发泡剂,进行混合挤出,其中,65锥双挤出机中的料筒从1区至5区温度控制分别为190℃,190℃,150℃,150℃,150℃;挤出速度为0.6m/s挤出进行模具中;
S3,模具中挤出的型材进行水冷后按尺寸裁切。
5.根据权利要求4所述的减重复合木塑型材的制备方法,其特征在于,经过水冷后的型材裁剪后,摆放于木托盘上,并且木托盘上放置气泡袋。
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