CN107200537A - 一种发泡菱镁水泥复合保温板 - Google Patents
一种发泡菱镁水泥复合保温板 Download PDFInfo
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- 239000004568 cement Substances 0.000 title claims abstract description 42
- 238000005187 foaming Methods 0.000 title claims abstract description 33
- 239000001095 magnesium carbonate Substances 0.000 title claims abstract description 31
- 235000014380 magnesium carbonate Nutrition 0.000 title claims abstract description 31
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 title claims abstract description 31
- 229910000021 magnesium carbonate Inorganic materials 0.000 title claims abstract description 31
- 239000002131 composite material Substances 0.000 title claims abstract description 19
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims abstract description 24
- 229910021536 Zeolite Inorganic materials 0.000 claims abstract description 16
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000010457 zeolite Substances 0.000 claims abstract description 16
- 239000002994 raw material Substances 0.000 claims abstract description 14
- 239000000292 calcium oxide Substances 0.000 claims abstract description 12
- 235000012255 calcium oxide Nutrition 0.000 claims abstract description 12
- 241001131796 Botaurus stellaris Species 0.000 claims abstract description 11
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229920001131 Pulp (paper) Polymers 0.000 claims abstract description 11
- 239000003265 pulping liquor Substances 0.000 claims abstract description 11
- 239000011398 Portland cement Substances 0.000 claims abstract description 6
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims abstract description 6
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims abstract description 6
- 239000004411 aluminium Substances 0.000 claims abstract description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 6
- 239000010881 fly ash Substances 0.000 claims abstract description 6
- 229910021653 sulphate ion Inorganic materials 0.000 claims abstract description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 10
- 239000000470 constituent Substances 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 5
- 239000000377 silicon dioxide Substances 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 5
- 239000002699 waste material Substances 0.000 claims description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims 1
- 239000005864 Sulphur Substances 0.000 claims 1
- 238000010792 warming Methods 0.000 abstract description 4
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 abstract description 2
- 229910052921 ammonium sulfate Inorganic materials 0.000 abstract description 2
- 235000011130 ammonium sulphate Nutrition 0.000 abstract description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 6
- 238000009413 insulation Methods 0.000 description 6
- 238000002360 preparation method Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000011056 performance test Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000000395 magnesium oxide Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004566 building material Substances 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 238000001192 hot extrusion Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000007592 spray painting technique Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/06—Aluminous cements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/10—Lime cements or magnesium oxide cements
- C04B28/105—Magnesium oxide or magnesium carbonate cements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
- E04B1/78—Heat insulating elements
- E04B1/80—Heat insulating elements slab-shaped
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/40—Porous or lightweight materials
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/20—Mortars, concrete or artificial stone characterised by specific physical values for the density
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/30—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values
- C04B2201/32—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values for the thermal conductivity, e.g. K-factors
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
Abstract
本发明公开了一种发泡菱镁水泥复合保温板，它是由中空腔体和发泡凌美水泥构成。所述中空腔体是由以下重量份的原料组成：硅酸盐水泥20‑35份、硫铝酸盐水泥2‑6份、木浆5‑10份、生石灰10‑25份、粉煤灰30‑50份。所述发泡菱镁水泥是由以下重量份的原料组成：轻烧氧化镁50‑70份、卤水20‑50份、硫酸铵0.5‑2份、碳酸氢钠0.5‑2.5份、纸浆废液3‑7份、生石灰5‑10份、沸石10‑20份。该保温板强度较高、干密度和导热系数较低，能够有效的促进发泡菱镁水泥保温板的推广应用。
Description
技术领域
本发明属于建筑材料领域，特别涉及一种发泡菱镁水泥复合保温板。
背景技术
发泡水泥保温板制备工艺简单、成本低，是一种被广泛应用的节能保温建筑材料。菱镁水泥的主要组分为轻烧氧化镁，由600-850℃温度下煅烧菱镁矿而得。我国菱镁矿储量约为40亿吨，居世界之首，占总矿量的80%。因此，对菱镁矿的开发利用具有巨大的经济和社会效益。但发泡菱镁水泥保温板存在强度较低、干密度和导热系数高的问题，严重制约了发泡菱镁水泥保温板的推广应用。
发明内容
为了解决上述发泡菱镁水泥保温板存在的问题，本发明提供了一种发泡菱镁水泥复合保温板。该保温板强度较高、干密度和导热系数较低，能够有效的促进发泡菱镁水泥保温板的推广应用。
本发明的技术方案如下：
一种发泡菱镁水泥复合保温板，其特征在于，它是由中空腔体和发泡菱镁水泥构成。
所述中空腔体是由以下重量份的原料组成：硅酸盐水泥20-35份、硫铝酸盐水泥2-6份、木浆5-10份、生石灰10-25份、粉煤灰30-50份。
所述发泡菱镁水泥是由以下重量份的原料组成：轻烧氧化镁50-70份、卤水20-50份、硫酸铵0.5-2份、碳酸氢钠0.5-2.5份、纸浆废液3-7份、生石灰5-10份、沸石10-20份。
进一步，所述木浆松解度为45-60%。
进一步，所述卤水比重为1.15-1.37g/cm3。
进一步，所述纸浆废液为碱性纸浆废液。
进一步，所述沸石为天然高硅沸石，其化学组分中SiO2含量为62-75%。
与现有技术相比，本发明的突出优点在于：本发明的发泡菱镁水泥复合保温板原料易得，制备工艺简单；强度较高、干密度和导热系数较低。
具体实施方式
下面结合具体实施例对本发明做进一步的详细说明。
实施例1
一种发泡菱镁水泥复合保温板，其特征在于，它是由中空腔体和发泡凌美水泥构成。
所述中空腔体是由以下重量份的原料组成：硅酸盐水泥20份、硫铝酸盐水泥6份、木浆10份、生石灰25份、粉煤灰50份。
所述发泡菱镁水泥是由以下重量份的原料组成：轻烧氧化镁50份、卤水20份、硫酸铵0.5份、碳酸氢钠2.5份、纸浆废液3份、生石灰5份、沸石20份。
进一步，所述木浆松解度为60%。
进一步，所述卤水比重为1.37g/cm3。
进一步，所述纸浆废液为碱性纸浆废液。
进一步，所述沸石为天然高硅沸石，其化学组分中SiO2含量为62%。
一种发泡菱镁水泥复合保温板的制备步骤包括（1）中空腔体的制备：将中空腔体所需各原料混合、搅拌均匀，采用热压成型技术在50℃温度下、10MPa压制成型并保持压力15min得腔体初品，之后将腔体初品置于温度为45±5℃、湿度为90±5%环境中养护5h得中空腔体；（2）将发泡菱镁水泥所需各原料混合、搅拌均匀之后采用流浆法注入上述中空腔体中得复合保温板初品，将复合保温板初品置于温度为55±5℃、湿度为35±5%环境中养护10h得复合保温板坯板；（3）对复合保温板坯板进行切割、抛光、喷漆处理得发泡菱镁水泥复合保温板。
根据JG/T041-2011对所制得的发泡菱镁水泥复合保温板进行性能测试，其抗拉强度为1.05MPa；抗压强度为3.52MPa；干密度为215Kg/m3；导热系数为0.043W/（m•K）。
实施例2
一种发泡菱镁水泥复合保温板，其特征在于，它是由中空腔体和发泡凌美水泥构成。
所述中空腔体是由以下重量份的原料组成：硅酸盐水泥25份、硫铝酸盐水泥4份、木浆8份、生石灰20份、粉煤灰40份。
所述发泡菱镁水泥是由以下重量份的原料组成：轻烧氧化镁60份、卤水40份、硫酸铵1份、碳酸氢钠1份、纸浆废液5份、生石灰8份、沸石15份。
进一步，所述木浆松解度为53%。
进一步，所述卤水比重为1.25g/cm3。
进一步，所述纸浆废液为碱性纸浆废液。
进一步，所述沸石为天然高硅沸石，其化学组分中SiO2含量为70%。
其余同实施例1。
根据JG/T041-2011对所制得的发泡菱镁水泥复合保温板进行性能测试，其抗拉强度为1.35MPa；抗压强度为3.94MPa；干密度为230Kg/m3；导热系数为0.048W/（m•K）。
实施例3
一种发泡菱镁水泥复合保温板，其特征在于，它是由中空腔体和发泡凌美水泥构成。
所述中空腔体是由以下重量份的原料组成：硅酸盐水泥35份、硫铝酸盐水泥2份、木浆5份、生石灰10份、粉煤灰30份。
所述发泡菱镁水泥是由以下重量份的原料组成：轻烧氧化镁70份、卤水50份、硫酸铵2份、碳酸氢钠0.5份、纸浆废液7份、生石灰10份、沸石10份。
进一步，所述木浆松解度为45%。
进一步，所述卤水比重为1.15g/cm3。
进一步，所述纸浆废液为碱性纸浆废液。
进一步，所述沸石为天然高硅沸石，其化学组分中SiO2含量为75%。
其余同实施例1。
根据JG/T041-2011对所制得的发泡菱镁水泥复合保温板进行性能测试，其抗拉强度为1.18MPa；抗压强度为3.60MPa；干密度为221Kg/m3；导热系数为0.046W/（m•K）。
对所公开的实施例的上述说明，使本领域专业技术人员能够实现或使用本发明。对这些实施例的多种修改对本领域的专业技术人员来说将是显而易见的，本文中所定义的一般原理可以在不脱离本发明的精神或范围的情况下，在其它实施例中实现。因此，本发明将不会被限制于本文所示的这些实施例，而是要符合与本文所公开的原理和新颖特点相一致的最宽的范围。
Claims (1)
1.一种发泡菱镁水泥复合保温板，其特征在于，它是由中空腔体和发泡凌美水泥构成；
所述中空腔体是由以下重量份的原料组成：硅酸盐水泥20-35份、硫铝酸盐水泥2-6份、木浆5-10份、生石灰10-25份、粉煤灰30-50份；
所述发泡菱镁水泥是由以下重量份的原料组成：轻烧氧化镁50-70份、卤水20-50份、硫酸铵0.5-2份、碳酸氢钠0.5-2.5份、纸浆废液3-7份、生石灰5-10份、沸石10-20份；
所述木浆松解度为45-60%；
所述卤水比重为1.15-1.37g/cm3；
所述纸浆废液为碱性纸浆废液；
所述沸石为天然高硅沸石，其化学组分中SiO2含量为62-75%。
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1115308A (zh) * | 1994-07-19 | 1996-01-24 | 中国科学院金属研究所 | 菱镁水泥发泡材料 |
| CN103193420A (zh) * | 2012-01-10 | 2013-07-10 | 平湖市法而特建筑保温科技有限公司 | 含纳米材料的高强度、高绝热外墙无机保温面砖 |
| CN104294942A (zh) * | 2012-11-12 | 2015-01-21 | 青岛科瑞新型环保材料有限公司 | 发泡水泥复合真空隔热保温板及其制备方法 |
| CN106082861A (zh) * | 2016-06-15 | 2016-11-09 | 南京天惠水电安装工程有限公司 | 一种发泡型水泥砖 |
| CN106699060A (zh) * | 2016-12-26 | 2017-05-24 | 安徽新瑞重工股份有限公司 | 一种以钙矾石为模板剂的装配式混凝土预制墙板材料 |
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2017
- 2017-07-18 CN CN201710583871.4A patent/CN107200537A/zh active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1115308A (zh) * | 1994-07-19 | 1996-01-24 | 中国科学院金属研究所 | 菱镁水泥发泡材料 |
| CN103193420A (zh) * | 2012-01-10 | 2013-07-10 | 平湖市法而特建筑保温科技有限公司 | 含纳米材料的高强度、高绝热外墙无机保温面砖 |
| CN104294942A (zh) * | 2012-11-12 | 2015-01-21 | 青岛科瑞新型环保材料有限公司 | 发泡水泥复合真空隔热保温板及其制备方法 |
| CN106082861A (zh) * | 2016-06-15 | 2016-11-09 | 南京天惠水电安装工程有限公司 | 一种发泡型水泥砖 |
| CN106699060A (zh) * | 2016-12-26 | 2017-05-24 | 安徽新瑞重工股份有限公司 | 一种以钙矾石为模板剂的装配式混凝土预制墙板材料 |
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