CN107687243A - 一种环保复合地板及其制备方法 - Google Patents

一种环保复合地板及其制备方法 Download PDF

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CN107687243A
CN107687243A CN201710905868.XA CN201710905868A CN107687243A CN 107687243 A CN107687243 A CN 107687243A CN 201710905868 A CN201710905868 A CN 201710905868A CN 107687243 A CN107687243 A CN 107687243A
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陶化伦
冯瑞
万紫吟
王艳萍
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Nanjing Zhonggao Intellectual Property Co Ltd
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    • E04BUILDING
    • E04FFINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
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Abstract

本发明涉及一种环保复合地板及其制备方法,该地板基材层按重量计算包括220‑250份木纤维、30‑35份高密度聚乙烯、30‑35份聚酯树脂、3‑6份紫外线吸收剂、固化剂1‑2份,甲醛释放量基本为0,从而有效防止有害气体造成的长期危害。由于用于耐磨层、装饰层和基材层的胶水与基材层的胶水组份相同,因此各层的连接更加牢固,当温度发生变化时,其连接部的膨胀率基本相同,有效防止各层由于温度变化引起开裂。并且该方法提供的胶水,对于同一块复合地板来说,其胶水来自同一反应釜中,组份完全相同,有效避免了胶水个体差异造成的不稳定。

Description

一种环保复合地板及其制备方法
技术领域
本发明涉及地板加工技术领域,尤其是一种环保复合地板及其制备方法。
背景技术
复合强化木地板由耐磨层、装饰层、基材层、平衡(防潮)层组成。具有耐磨、款式丰富、 抗冲击、抗变形等特点。 现有的复合地板在铺设后,由于胶水的原因,会释放较多的甲醛,并且这些甲醛会持续很久,从而对人的健康存在隐患。并且由于随着温度的变化,由于膨胀率的不同,复合地板容易出现开裂,从而导致复合地板的不稳定。
发明内容
本发明提供一种环保复合地板和制备该地板的方法,该地板基本不释放甲醛,并且各层之间粘结牢固,首温度影响较小,使用寿命更长。
一种环保复合地板,所述地板包括依次设置的耐磨层、装饰层、基材层和支撑层,所述基材层按重量计算包括120-150份木纤维、30-35份高密度聚乙烯、30-35份聚酯树脂、3-6份紫外线吸收剂、固化剂1-2份。
进一步地,所述基材层按重量计算包括230份木纤维、33份高密度聚乙烯、33份聚酯树脂、4份紫外线吸收剂、固化剂1.5份
一种环保复合地板的制备方法,包括以下步骤:
A. 取PVC颗粒4-5份、木纤维粉4-5份、碳纤维粉4-5份放入研磨机中研磨10分钟后放入第一反应釜中,升高温度至220℃,以转速40-50转/分钟搅拌30分钟;
B. 通入抗氧剂,将反应釜温度提高至300℃,以转速80-100转/分钟搅拌,搅拌时间为180分钟,然后降温形成固体,然后放入造粒机中造粒,然后将颗粒放入挤塑机中挤出形成耐磨层;
C. 将30-35份高密度聚乙烯、30-35份聚酯树脂、固化剂1-2份、3-6份紫外线吸收剂放入第二反应釜中,加热至120-150℃,以80-100转/分钟搅拌180分钟,形成环保胶水,然后将胶水的1/10排出第二反应釜,通过点胶机将胶水涂覆在装饰层,向第二反应釜中加入木纤维220-250份,继续搅拌180分钟,然后从第二反应釜排出,经压制形成基材层;
D. 将所述基材层、涂胶后的装饰层和耐磨层复合形成环保复合地板。
进一步地,所述步骤C中还包括基材层固化步骤,所述固化步骤包括将基材层放置在固化架上,然后通入冷风进行降温20分钟,然后静置100分钟。
采用以上技术方案,本发明具有以下技术效果:
经检测,采用本方案制备的复合地板,甲醛释放量基本为0,从而有效防止有害气体造成的长期危害。由于用于耐磨层、装饰层和基材层的胶水与基材层的胶水组份相同,因此各层的连接更加牢固,当温度发生变化时,其连接部的膨胀率基本相同,有效防止各层由于温度变化引起开裂。并且该方法提供的胶水,对于同一块复合地板来说,其胶水来自同一反应釜中,组份完全相同,有效避免了胶水个体差异造成的不稳定。
附图说明
为了更清楚地说明本发明实施例或现有技术中的技术方案,下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍,显而易见地,下面描述中的附图仅仅是本发明的一些实施例,对于本领域普通技术人员来讲,在不付出创造性劳动的前提下,还可以根据这些附图获得其他的附图。
图1为本发明实施例一的流程示意图。
具体实施方式
实施例一:
如图1所示,一种环保复合地板,所述地板包括依次设置的耐磨层、装饰层、基材层和支撑层,所述基材层按重量计算包括230份木纤维、33份高密度聚乙烯、33份聚酯树脂、4份紫外线吸收剂、固化剂1.5份。
一种环保复合地板的制备方法,包括以下步骤:
A. 取PVC颗粒4.5份、木纤维粉4.5份、碳纤维粉4.5份放入研磨机中研磨10分钟后放入第一反应釜中,升高温度至220℃,以转速45转/分钟搅拌30分钟;
B. 通入抗氧剂,将反应釜温度提高至300℃,以转速90转/分钟搅拌,搅拌时间为180分钟,然后降温形成固体,然后放入造粒机中造粒,然后将颗粒放入挤塑机中挤出形成耐磨层;
C. 将33份高密度聚乙烯、33份聚酯树脂、固化剂1.5份、4.5份紫外线吸收剂放入第二反应釜中,加热至130℃,以90转/分钟搅拌180分钟,形成环保胶水,然后将胶水的1/10排出第二反应釜,通过点胶机将胶水涂覆在装饰层,向第二反应釜中加入木纤维230份,继续搅拌180分钟,然后从第二反应釜排出,经压制形成基材层;为了防止基材层发生形变,还需要对基材层进行固化,即将基材层放置在固化架上,然后通入冷风进行降温20分钟,然后静置100分钟;
D. 将所述基材层、涂胶后的装饰层和耐磨层复合形成环保复合地板。
采用本方案制备的复合地板,甲醛释放量基本为0,从而有效防止有害气体造成的长期危害。由于用于耐磨层、装饰层和基材层的胶水与基材层的胶水组份相同,因此各层的连接更加牢固,当温度发生变化时,其连接部的膨胀率基本相同,有效防止各层由于温度变化引起开裂。并且该方法提供的胶水,对于同一块复合地板来说,其胶水来自同一反应釜中,组份完全相同,有效避免了胶水个体差异造成的不稳定。
可以理解,基材层的组份含量可以在合理的范围内适当调整,通常来说应当满足,220-250份木纤维、30-35份高密度聚乙烯、30-35份聚酯树脂、3-6份紫外线吸收剂、固化剂1-2份。如果木纤维的比例过大,则可能导致粘接效果不好,从而影响地板的性能,如果木纤维比例过小,则可能产生较多的有害气体,同时会影响基材层的固化时间。
实施例二:
一种环保复合地板,所述地板包括依次设置的耐磨层、装饰层、基材层和支撑层,所述基材层按重量计算包括220份木纤维、30份高密度聚乙烯、30份聚酯树脂、3份紫外线吸收剂、固化剂1份。
一种环保复合地板的制备方法,包括以下步骤:
A. 取PVC颗粒4份、木纤维粉4份、碳纤维粉4份放入研磨机中研磨10分钟后放入第一反应釜中,升高温度至220℃,以转速40转/分钟搅拌30分钟;
B. 通入抗氧剂,将反应釜温度提高至300℃,以转速80转/分钟搅拌,搅拌时间为180分钟,然后降温形成固体,然后放入造粒机中造粒,然后将颗粒放入挤塑机中挤出形成耐磨层;
C. 将30份高密度聚乙烯、30份聚酯树脂、固化剂1份、3份紫外线吸收剂放入第二反应釜中,加热至120℃,以80转/分钟搅拌180分钟,形成环保胶水,然后将胶水的1/10排出第二反应釜,通过点胶机将胶水涂覆在装饰层,向第二反应釜中加入木纤维220份,继续搅拌180分钟,然后从第二反应釜排出,经压制形成基材层;
D. 将所述基材层、涂胶后的装饰层和耐磨层复合形成环保复合地板。
实施例三:
一种环保复合地板,所述地板包括依次设置的耐磨层、装饰层、基材层和支撑层,所述基材层按重量计算包括250份木纤维、35份高密度聚乙烯、35份聚酯树脂、3份紫外线吸收剂、固化剂2份。
一种环保复合地板的制备方法,包括以下步骤:
A. 取PVC颗粒5份、木纤维粉5份、碳纤维粉5份放入研磨机中研磨10分钟后放入第一反应釜中,升高温度至220℃,以转速50转/分钟搅拌30分钟;
B. 通入抗氧剂,将反应釜温度提高至300℃,以转速100转/分钟搅拌,搅拌时间为180分钟,然后降温形成固体,然后放入造粒机中造粒,然后将颗粒放入挤塑机中挤出形成耐磨层;
C. 将35份高密度聚乙烯、35份聚酯树脂、固化剂2份、6份紫外线吸收剂放入第二反应釜中,加热至150℃,以100转/分钟搅拌180分钟,形成环保胶水,然后将胶水的1/10排出第二反应釜,通过点胶机将胶水涂覆在装饰层,向第二反应釜中加入木纤维250份,继续搅拌180分钟,然后从第二反应釜排出,经压制形成基材层;
D. 将所述基材层、涂胶后的装饰层和耐磨层复合形成环保复合地板。
除上述优选实施例外,本发明还有其他的实施方式,本领域技术人员可以根据本发明作出各种改变和变形,只要不脱离本发明的精神,均应属于本发明所附权利要求所定义的范围。

Claims (4)

1.一种环保复合地板,所述地板包括依次设置的耐磨层、装饰层、基材层和支撑层,其特征在于,所述基材层按重量计算包括220-250份木纤维、30-35份高密度聚乙烯、30-35份聚酯树脂、3-6份紫外线吸收剂、固化剂1-2份。
2.根据权利要求1所述的环保复合地板,其特征在于,所述基材层按重量计算包括230份木纤维、33份高密度聚乙烯、33份聚酯树脂、4份紫外线吸收剂、固化剂1.5份。
3.一种制备权利要求1所述的环保复合地板的方法,其特征在于,包括以下步骤:
取PVC颗粒4-5份、木纤维粉4-5份、碳纤维粉4-5份放入研磨机中研磨10分钟后放入第一反应釜中,升高温度至220℃,以转速40-50转/分钟搅拌30分钟;
通入抗氧剂,将反应釜温度提高至300℃,以转速80-100转/分钟搅拌,搅拌时间为180分钟,然后降温形成固体,然后放入造粒机中造粒,然后将颗粒放入挤塑机中挤出形成耐磨层;
将30-35份高密度聚乙烯、30-35份聚酯树脂、固化剂1-2份、3-6份紫外线吸收剂放入第二反应釜中,加热至120-150℃,以80-100转/分钟搅拌180分钟,形成环保胶水,然后将胶水的1/10排出第二反应釜,通过点胶机将胶水涂覆在装饰层,向第二反应釜中加入木纤维220-250份,继续搅拌180分钟,然后从第二反应釜排出,经压制形成基材层;
将所述基材层、涂胶后的装饰层和耐磨层复合形成环保复合地板。
4.根据权利要求3所述的环保复合地板的制备方法,其特征在于,所述步骤C中还包括基材层固化步骤,所述固化步骤包括将基材层放置在固化架上,然后通入冷风进行降温20分钟,然后静置100分钟。
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CN101306551A (zh) * 2007-05-14 2008-11-19 罗门哈斯公司 可固化的和固化的木材颗粒复合体及其制造方法
CN102732200A (zh) * 2012-07-13 2012-10-17 中物院成都科学技术发展中心 植物油基胶粘剂、复合人造板的制造方法以及复合人造板
CN105014766A (zh) * 2015-07-12 2015-11-04 北华大学 一种地板表板及其制造方法
CN105587096A (zh) * 2016-03-15 2016-05-18 上海富翊装饰工程股份有限公司 一种强化复合地板的制造工艺
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CN101306551A (zh) * 2007-05-14 2008-11-19 罗门哈斯公司 可固化的和固化的木材颗粒复合体及其制造方法
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