CN108570161A - 一种环保复合塑料隔音板及其加工工艺 - Google Patents
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Abstract
本发明公开了一种环保复合塑料隔音板及其加工工艺,包括隔音板本体和水性金属漆,所述隔音板本体的外部均匀涂抹水性金属漆,所述隔音板本体包括以下材料改性聚丙烯醇30‑40份、异氰酸酯40‑45份、发泡剂8‑12份、氧化聚乙烯蜡0.1‑0.5份、丙烯酸酯共聚物0.4‑0.8份、甲基纤维素1‑1.5份、羟丙基甲基纤维素0.8‑2份、羧甲基纤维素钠2‑3.5份、异戊烷3‑6份、稳定剂2‑4份、硫酸钡1.5‑3份、碳酸钙6‑12份、铁粉3‑4份、硅藻土5‑10份。该种发明设计的隔音板本体通过塑料材质复合而成,隔音效果好,且成本较低,同时在隔音板的外部涂抹一层水性金属漆,使整个设备具有硬度高、耐划伤、附着力强,耐盐雾、耐老化、抗低温、耐湿热,同时喷涂时无毒、无味、无污染、无三废,整体使用更加环保。
Description
技术领域
本发明涉及环保建筑耗材技术领域,尤其是一种环保复合塑料隔音板及其加工工艺。
背景技术
随着城市化的进展,城市人口密度越来越大,人们生活水平的提高,私家车也越来越多,由于机动车辆数目的迅速增加,使得交通噪声成为城市的主要噪声源。此外,众多商家为了吸引顾客,采用高音喇叭播放音乐,也是噪音的重要来源。城市噪音已经越来越多的影响着我们的生活。噪音的恶性刺激,严重影响我们的睡眠质量,并会导致头晕、头痛、失眠、多梦、记忆力减退、注意力不集中等神经衰弱症状和恶心、欲吐、胃痛、腹胀、食欲呆滞等消化道症状。
现有隔音墙板是一种高性能的约束阻尼结构板,它是由高性能的粘弹阻尼隔音涂层和约束阻尼层复合而成的。当结构板在受到声波的撞击而产生振动时,粘弹阻尼涂层能有效的将声波的振动能转化成热能消耗掉,成本较高,并且现有的隔音板含有的甲醛类物质较多,污染较大,使用不够环保,针对以上的问题,在这里我们提出一种环保复合塑料隔音板及其加工工艺。
发明内容
本发明针对背景技术中的不足,提供了一种环保复合塑料隔音板及其加工工艺。
本发明为解决上述技术不足,采用改性的技术方案,一种环保复合塑料隔音板及其加工工艺,包括隔音板本体和水性金属漆,所述隔音板本体的外部均匀涂抹水性金属漆,所述隔音板本体包括以下材料改性聚丙烯醇30-40份、异氰酸酯40-45份、发泡剂8-12份、氧化聚乙烯蜡0.1-0.5份、丙烯酸酯共聚物0.4-0.8份、甲基纤维素1-1.5份、羟丙基甲基纤维素0.8-2份、羧甲基纤维素钠2-3.5份、异戊烷3-6份、稳定剂2-4份、硫酸钡1.5-3份、碳酸钙6-12份、铁粉3-4份、硅藻土5-10份。
作为本发明的进一步优选方式,所述隔音板本体的加工步骤包括如下,
S1,研磨:将硫酸钡、碳酸钙、铁粉、硅藻土、稳定剂和发泡剂按配比称量,经胶体磨研磨;
S2,物料配混:将按配比称量的改性聚丙烯醇、异氰酸酯、氧化聚乙烯蜡、丙烯酸酯共聚物、甲基纤维素、羟丙基甲基纤维素、羧甲基纤维素钠2-3.5份、异戊烷,以及步骤S1中经研磨获得的混合物在高低速混合机组内混合加热,至混合温度90-110℃时,将物料放到低速混合机,待物料温度冷却至38-42℃时出料;
S3,挤出成型:将配混物料通过挤出机挤出成型,挤出温度为140-180℃获得预成型型坯;
S4,二次发泡定型:将预成型型坯在模具中二次发泡、定型,发泡温度为180-230℃。
作为本发明的进一步优选方式,所述改性聚丙烯醇的制备工艺包括:将聚丙烯醇加水浸泡,升温,搅拌至溶解完全,加入氢氧化钠溶液,调节pH值为8-9.5,搅拌,加入硅烷偶联剂,升温,搅拌,加酸调节pH为7.5-8.5,减压蒸馏,得到改性聚丙烯醇。
作为本发明的进一步优选方式,所述水性金属漆包括以下原料及重量份数:甲基丙烯酸甲酯10-20份、丙烯酸酯7.5-15份、二乙烯基醚22.5-45份、增稠剂羟乙基羧酸纤维素0.75-1.5份、丁酸二烯丙酯2.5-5份、PH调节剂2.5-5份、抗坏血酸0.5-1份和甲基丙烯酸0.25-0.5份,丙烯酸共聚物钾盐3-16份、水19.5-39份,丙烯酸缔合型增稠剂0.15-0.3份。
作为本发明的进一步优选方式,所述水性金属漆还包括以下原料及重量份数:甲基丙烯酸甲酯20份、丙烯酸酯15份、二乙烯基醚45份、增稠剂羟乙基羧酸纤维素1.5份、丁酸二烯丙酯5份、PH调节剂5份、抗坏血酸1份,甲基丙烯酸0.5份,丙烯酸共聚物钾盐16份、水39份,丙烯酸缔合型增稠剂0.3份。
作为本发明的进一步优选方式, 所述水性金属漆制作工艺步骤如下:
a. 将上述原料按照重量克数称取;
b.将添加甲基丙烯酸甲酯、丙烯酸酯、二乙烯基醚、增稠剂羟乙基羧酸纤维素、丁酸二烯丙酯、甲基丙烯酸,丙烯酸共聚物钾盐等材料进行混合并搅拌,控制温度在48℃;
c.将PH调节剂、抗坏血酸、水、丙烯酸缔合型增稠剂顺次倒入至步骤b中进行混合,控制温度达到75℃,时间控制在5小时以内;
d.混合完成后,停止搅拌,进行保温温度控制在40℃,当PH降至7时,可整体出料。
作为本发明的进一步优选方式,步骤b中,混合加入水后,利用搅拌设备进行搅拌,搅拌转速设为220-450r/min。
本发明所达到的有益效果是:该种发明设计的隔音板本体通过塑料材质复合而成,隔音效果好,且成本较低,同时在隔音板的外部涂抹一层水性金属漆,使整个设备具有硬度高、耐划伤、附着力强,耐盐雾、耐酸碱、耐水、耐油、抗紫外光、耐老化、抗低温、耐湿热,同时喷涂时无毒、无味、无污染、无三废,整体使用更加环保。
具体实施方式
下面将结合本发明实施例中,对本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本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,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,都属于本发明保护的范围。
本发明提供一种技术方案:一种环保复合塑料隔音板及其加工工艺,包括隔音板本体和水性金属漆,所述隔音板本体的外部均匀涂抹水性金属漆,所述隔音板本体包括以下材料改性聚丙烯醇30-40份、异氰酸酯40-45份、发泡剂8-12份、氧化聚乙烯蜡0.1-0.5份、丙烯酸酯共聚物0.4-0.8份、甲基纤维素1-1.5份、羟丙基甲基纤维素0.8-2份、羧甲基纤维素钠2-3.5份、异戊烷3-6份、稳定剂2-4份、硫酸钡1.5-3份、碳酸钙6-12份、铁粉3-4份、硅藻土5-10份。
所述隔音板本体的加工步骤包括如下,
S1,研磨:将硫酸钡、碳酸钙、铁粉、硅藻土、稳定剂和发泡剂按配比称量,经胶体磨研磨;
S2,物料配混:将按配比称量的改性聚丙烯醇、异氰酸酯、氧化聚乙烯蜡、丙烯酸酯共聚物、甲基纤维素、羟丙基甲基纤维素、羧甲基纤维素钠2-3.5份、异戊烷,以及步骤S1中经研磨获得的混合物在高低速混合机组内混合加热,至混合温度90-110℃时,将物料放到低速混合机,待物料温度冷却至38-42℃时出料;
S3,挤出成型:将配混物料通过挤出机挤出成型,挤出温度为140-180℃获得预成型型坯;
S4,二次发泡定型:将预成型型坯在模具中二次发泡、定型,发泡温度为180-230℃。
所述改性聚丙烯醇的制备工艺包括:将聚丙烯醇加水浸泡,升温,搅拌至溶解完全,加入氢氧化钠溶液,调节pH值为8-9.5,搅拌,加入硅烷偶联剂,升温,搅拌,加酸调节pH为7.5-8.5,减压蒸馏,得到改性聚丙烯醇。
所述水性金属漆包括以下原料及重量份数:甲基丙烯酸甲酯10-20份、丙烯酸酯7.5-15份、二乙烯基醚22.5-45份、增稠剂羟乙基羧酸纤维素0.75-1.5份、丁酸二烯丙酯2.5-5份、PH调节剂2.5-5份、抗坏血酸0.5-1份和甲基丙烯酸0.25-0.5份,丙烯酸共聚物钾盐3-16份、水19.5-39份,丙烯酸缔合型增稠剂0.15-0.3份。
所述水性金属漆还包括以下原料及重量份数:甲基丙烯酸甲酯20份、丙烯酸酯15份、二乙烯基醚45份、增稠剂羟乙基羧酸纤维素1.5份、丁酸二烯丙酯5份、PH调节剂5份、抗坏血酸1份,甲基丙烯酸0.5份,丙烯酸共聚物钾盐16份、水39份,丙烯酸缔合型增稠剂0.3份。
所述水性金属漆制作工艺步骤如下:
a. 将上述原料按照重量克数称取;
b.将添加甲基丙烯酸甲酯、丙烯酸酯、二乙烯基醚、增稠剂羟乙基羧酸纤维素、丁酸二烯丙酯、甲基丙烯酸,丙烯酸共聚物钾盐等材料进行混合并搅拌,控制温度在48℃;
c.将PH调节剂、抗坏血酸、水、丙烯酸缔合型增稠剂顺次倒入至步骤b中进行混合,控制温度达到75℃,时间控制在5小时以内;
d.混合完成后,停止搅拌,进行保温温度控制在40℃,当PH降至7时,可整体出料。
步骤b中,混合加入水后,利用搅拌设备进行搅拌,搅拌转速设为220-450r/min。
该种发明设计的隔音板本体通过塑料材质复合而成,隔音效果好,且成本较低,同时在隔音板的外部涂抹一层水性金属漆,使整个设备具有硬度高、耐划伤、附着力强,耐盐雾、耐酸碱、耐水、耐油、抗紫外光、耐老化、抗低温、耐湿热,同时喷涂时无毒、无味、无污染、无三废,整体使用更加环保。
最后应说明的是:以上所述仅为本发明的优选实施例而已,并不用于限制本发明,尽管参照前述实施例对本发明进行了详细的说明,对于本领域的技术人员来说,其依然可以对前述各实施例所记载的技术方案进行修改,或者对其中部分技术特征进行等同替换。凡在本发明的精神和原则之内,所作的任何修改、等同替换、改进等,均应包含在本发明的保护范围之内。
Claims (7)
1.一种环保复合塑料隔音板及其加工工艺,其特征在于,包括隔音板本体和水性金属漆,所述隔音板本体的外部均匀涂抹水性金属漆,所述隔音板本体包括以下材料改性聚丙烯醇30-40份、异氰酸酯40-45份、发泡剂8-12份、氧化聚乙烯蜡0.1-0.5份、丙烯酸酯共聚物0.4-0.8份、甲基纤维素1-1.5份、羟丙基甲基纤维素0.8-2份、羧甲基纤维素钠2-3.5份、异戊烷3-6份、稳定剂2-4份、硫酸钡1.5-3份、碳酸钙6-12份、铁粉3-4份、硅藻土5-10份。
2.根据权利要求1所述的一种环保复合塑料隔音板及其加工工艺,其特征在于,所述隔音板本体的加工步骤包括如下,
S1,研磨:将硫酸钡、碳酸钙、铁粉、硅藻土、稳定剂和发泡剂按配比称量,经胶体磨研磨;
S2,物料配混:将按配比称量的改性聚丙烯醇、异氰酸酯、氧化聚乙烯蜡、丙烯酸酯共聚物、甲基纤维素、羟丙基甲基纤维素、羧甲基纤维素钠2-3.5份、异戊烷,以及步骤S1中经研磨获得的混合物在高低速混合机组内混合加热,至混合温度90-110℃时,将物料放到低速混合机,待物料温度冷却至38-42℃时出料;
S3,挤出成型:将配混物料通过挤出机挤出成型,挤出温度为140-180℃获得预成型型坯;
S4,二次发泡定型:将预成型型坯在模具中二次发泡、定型,发泡温度为180-230℃。
3.根据权利要求1所述的一种环保复合塑料隔音板及其加工工艺,其特征在于,所述改性聚丙烯醇的制备工艺包括:将聚丙烯醇加水浸泡,升温,搅拌至溶解完全,加入氢氧化钠溶液,调节pH值为8-9.5,搅拌,加入硅烷偶联剂,升温,搅拌,加酸调节pH为7.5-8.5,减压蒸馏,得到改性聚丙烯醇。
4.根据权利要求1所述的一种环保复合塑料隔音板及其加工工艺,其特征在于,所述水性金属漆包括以下原料及重量份数:甲基丙烯酸甲酯10-20份、丙烯酸酯7.5-15份、二乙烯基醚22.5-45份、增稠剂羟乙基羧酸纤维素0.75-1.5份、丁酸二烯丙酯2.5-5份、PH调节剂2.5-5份、抗坏血酸0.5-1份和甲基丙烯酸0.25-0.5份,丙烯酸共聚物钾盐3-16份、水19.5-39份,丙烯酸缔合型增稠剂0.15-0.3份。
5.根据权利要求4所述的一种环保复合塑料隔音板及其加工工艺,其特征在于,所述水性金属漆还包括以下原料及重量份数:甲基丙烯酸甲酯20份、丙烯酸酯15份、二乙烯基醚45份、增稠剂羟乙基羧酸纤维素1.5份、丁酸二烯丙酯5份、PH调节剂5份、抗坏血酸1份,甲基丙烯酸0.5份,丙烯酸共聚物钾盐16份、水39份,丙烯酸缔合型增稠剂0.3份。
6.根据权利要求4所述的一种环保复合塑料隔音板及其加工工艺,其特征在于,所述水性金属漆制作工艺步骤如下:
a. 将上述原料按照重量克数称取;
b.将添加甲基丙烯酸甲酯、丙烯酸酯、二乙烯基醚、增稠剂羟乙基羧酸纤维素、丁酸二烯丙酯、甲基丙烯酸,丙烯酸共聚物钾盐等材料进行混合并搅拌,控制温度在48℃;
c.将PH调节剂、抗坏血酸、水、丙烯酸缔合型增稠剂顺次倒入至步骤b中进行混合,控制温度达到75℃,时间控制在5小时以内;
d.混合完成后,停止搅拌,进行保温温度控制在40℃,当PH降至7时,可整体出料。
7.根据权利要求6所述的一种环保复合塑料隔音板及其加工工艺,其特征在于,步骤b中,混合加入水后,利用搅拌设备进行搅拌,搅拌转速设为220-450r/min。
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