CN114014554A - 一种太阳能轻体储能保温材料及其制备方法 - Google Patents
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- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 claims description 4
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Abstract
本发明公开了一种太阳能轻体储能保温材料及其制备方法,以磷石膏废渣为主要原料制成的一种高效保温储能粉体材料,与磷石膏砂浆,混泥土砂浆匹配性好,可将磷石膏砂浆,混泥土砂浆制成融雪化冰材料,屋顶防凝冻保温材料。加工方法简单,成本也低,随环境温度变化具有4区域吸热峰,主要用于皮革、化纤、放水涂料添加剂,保温砂浆添加剂,用来提高介质的保温效果,使介质体具有吸热放热功能。
Description
技术领域
本发明属于玻璃粉制备技术领域,具体涉及一种太阳能轻体储能保温材料及其制备方法。
背景技术
磷石膏是湿法生产磷酸所产生的副产物,主要化学成分是二水石膏(CaSO4·2H2O)。目前,国内外对磷石膏的处置多为废弃堆积,造成了严重的资源浪费和环境污染。近年来,虽有学者研究出一些磷石膏利用的方法,但效果不是很理想。因此,寻求有效的磷石膏利用方法,提高磷石膏的综合利用率已成为磷化工企业及环境保护部门亟待解决的大问题。国内外对磷石膏的资源化利用方式主要是作为土壤改良剂,用于制备建筑石膏、生产硫酸铵、联产水泥等。
发明内容
本发明的目的在于提供一种加工方法简单,成本也低、具有温度段吸热放热峰的太阳能轻体储能保温材料。
本发明的一种太阳能轻体储能保温材料,按重量份计,包括以下原料:
磷石膏粉末28-32份、无机盐相变材料48-52份、乳化剂3-6份,酚醛树脂14-16份,环氧树脂29-31份,醇酸树脂49-51份;
所述的无机盐相变材料是无机盐硫酸钠、磷酸氢二钠、氯化钙、氯化镁饱和结晶水合盐中的一种或组合物。
上述的一种太阳能轻体储能保温材料,所述的乳化剂为op-10乳化剂。
本发明的一种太阳能轻体储能保温材料的制备方法,包括以下步骤:
(1)磷石膏粉的制备:磷石膏废渣在180-220℃烧结55-65分钟除掉水份,冷却后气流磨细成4500-5500目的粉体;
(2)发泡胶的制备:将3-6份乳化剂,14-16份酚醛树脂,29-31份环氧树脂,49-51份醇酸树脂混合而成;
(3)玻璃体的制备:将磷石膏粉末28-32份, 无机盐相变材料48-52份, 发泡胶19-21份混合均匀,自然环境下放置18-22分钟后发生激烈反应,体积增大29-31倍,得均质玻璃体材料;
(4)粉碎、将均质玻璃体材料粉碎成800-1340目得粉体;
(5)将(4)所得粉体在无水环境下洗掉表面的无机盐相变材料,48-52℃热风吹干,得太阳能轻体储能保温材料。
本发明的一种太阳能轻体储能保温材料的制备方法,其中步骤(6)所述的无水环境指的是无水乙醇环境。
本发明与现有技术的相比,具有明显的有益效果,由以上方案可知,本发明一种太阳能轻体储能保温材料是以磷石膏废渣为主要原料制成的一种高效保温储能粉体材料,与磷石膏砂浆,混泥土砂浆匹配性好,可将磷石膏砂浆,混泥土砂浆制成融雪化冰材料,屋顶防凝冻保温材料。隔音绝热防火性能优越,达到A级防火的保温分体材料。加工方法简单,成本也低,随环境温度变化具有4区域吸热峰,相变温度5℃~25℃吸热平均焓值为80 J/g,相变温度25℃~40℃吸热热平均焓值为230 J/g,相变温度40℃~60℃吸热平均焓值为400J/g,相变温度60℃~100℃吸热平均焓值为1200 J/g,随着环境温度降低同温度区域发生4个放热峰,温度100℃~60℃放出热平均焓值为1200 J/g,温度60℃~40℃放出热平均焓值为400 J/g,温度40℃~25℃放出热平均焓值为230 J/g,温度25℃~5℃放出热平均焓值为80 J/g,是一款理想的复合保温粉体材料。与有机胶材料相容性也很好,可以用有机胶浇注定型,遇到明火不燃烧,本发明的太阳能轻体储能保温材料利用磷石膏加工的太阳能轻体储能保温材料,导热系数0.028W/m·k,干密度15kg/立方米。本发明的太阳能轻体储能保温材料,主要用于皮革、化纤、放水涂料添加剂,保温砂浆添加剂,用来提高介质的保温效果,使介质体具有吸热放热功能。
具体实施方式
实施例1
一种太阳能轻体储能保温材料的制备方法,包括以下步骤:
(1)磷石膏粉的制备:磷石膏废渣在220℃烧结55分钟除掉水份,冷却后气流磨细成5500目的粉体;
(2)发泡胶的制备:将3kgop-10乳化剂,16kg酚醛树脂,31kg环氧树脂,49kg醇酸树脂混合而成;
(3)将磷石膏粉末32kg, 无机盐相变材料48kg, 发泡胶21kg混合均匀,自然环境下放置18分钟后发生激烈反应,体积增大31倍,得均质玻璃体材料;
(4)将均质玻璃体材料粉碎成800目得粉体;
(5)将(4)所得粉体在无水乙醇环境下洗掉表面的无机盐相变材料,52℃热风吹干,得太阳能轻体储能保温材料。
实施例2
一种太阳能轻体储能保温材料的制备方法,包括以下步骤:
(1)磷石膏粉的制备:磷石膏废渣在200℃烧结60分钟除掉水份,冷却后气流磨细成5000目的粉体;
(2)发泡胶的制备:将5kgop-10乳化剂,15kg酚醛树脂,30kg环氧树脂,50kg醇酸树脂混合而成;
(3)将磷石膏粉末30kg, 无机盐相变材料50kg, 发泡胶20kg混合均匀,自然环境下放置20分钟后发生激烈反应,体积增大30倍,得均质玻璃体材料;
(4)将均质玻璃体材料粉碎成1200目得粉体;
(5)将(4)所得粉体在无水乙醇环境下洗掉表面的无机盐相变材料,50℃热风吹干,得太阳能轻体储能保温材料。
实施例3
一种太阳能轻体储能保温材料的制备方法,包括以下步骤:
(1)磷石膏粉的制备:磷石膏废渣在180℃烧结65分钟除掉水份,冷却后气流磨细成4500目的粉体;
(2)发泡胶的制备:将6kgop-10乳化剂,14kg酚醛树脂,31kg环氧树脂,49kg醇酸树脂混合而成;
(3)将磷石膏粉末32kg, 无机盐相变材料48kg, 发泡胶21kg混合均匀,自然环境下放置18分钟后发生激烈反应,体积增大31倍,得均质玻璃体材料;
(4)将均质玻璃体材料粉碎成800目得粉体;
(5)将(4)所得粉体在无水乙醇环境下洗掉表面的无机盐相变材料,52℃热风吹干,得太阳能轻体储能保温材料。
以上所述,仅是本发明的较佳实施例而已,并非对本发明作任何形式上的限制,任何未脱离本发明技术方案内容,依据本发明的技术实质对以上实施例所作的任何简单修改、等同变化与修饰,均仍属于本发明技术方案的范围内。
Claims (4)
1.一种太阳能轻体储能保温材料,按重量份计,包括以下原料:
磷石膏粉末28-32份、无机盐相变材料48-52份、乳化剂3-6份,酚醛树脂14-16份,环氧树脂29-31份,醇酸树脂49-51份;
所述的无机盐相变材料是无机盐硫酸钠、磷酸氢二钠、氯化钙、氯化镁饱和结晶水合盐中的一种或组合物。
2.如权利要求1所述的一种太阳能轻体储能保温材料,其特征在于:乳化剂为op-10乳化剂。
3.如权利要求1或2所述的一种太阳能轻体储能保温材料的制备方法,包括以下步骤:
(1)磷石膏粉的制备:磷石膏废渣在180-220℃烧结55-65分钟除掉水份,冷却后气流磨细成4500-5500目的粉体;
(2)发泡胶的制备:将3-6份乳化剂,14-16份酚醛树脂,29-31份环氧树脂,49-51份醇酸树脂混合而成;
(3)玻璃体的制备:将磷石膏粉末28-32份, 无机盐相变材料48-52份, 发泡胶19-21份混合均匀,自然环境下放置18-22分钟后发生激烈反应,体积增大29-31倍,得均质玻璃体材料;
(4)粉碎、将均质玻璃体材料粉碎成800-1340目得粉体;
(5)将(4)所得粉体在无水环境下洗掉表面的无机盐相变材料,48-52℃热风吹干,得太阳能轻体储能保温材料。
4.如权利要求3所述的一种太阳能轻体储能保温材料,其特征在于:步骤(6)所述的无水环境指的是无水乙醇环境。
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