CN103772637A - Thermal insulation material for water tank of solar water heater - Google Patents

Thermal insulation material for water tank of solar water heater Download PDF

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CN103772637A
CN103772637A CN201310749320.2A CN201310749320A CN103772637A CN 103772637 A CN103772637 A CN 103772637A CN 201310749320 A CN201310749320 A CN 201310749320A CN 103772637 A CN103772637 A CN 103772637A
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water tank
water heater
solar water
heater water
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CN103772637B (en
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李益忠
梁志坚
甘卫平
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Shandong And Yangxin Energy Polytron Technologies Inc
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Binyang County Guangxi Rong Liang Novel Material Science And Technology Ltd
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Abstract

本发明一种太阳能热水器水箱保温材料，采用将异氰酸酯和聚合物多元醇等混合好的材料浇注进太阳能热水器水箱保温材料层中的生成硬质聚氨酯泡沫的方法，制作过程简单易行，降低了生产成本，保证了整个保温层的完整封闭性，能够减少热量散失；同时，通过在材料同添加玻璃纤维，有效的解决了聚氨酯材料的尺寸变形问题；另外，抗老化剂和无机阻燃剂的加入极大地提升了材料的使用寿命和安全性能。The solar water heater water tank insulation material of the present invention adopts the method of forming rigid polyurethane foam by pouring mixed materials such as isocyanate and polymer polyol into the solar water heater water tank insulation material layer, the production process is simple and easy, and the production cost is reduced. Low cost, ensuring the complete sealing of the entire insulation layer, can reduce heat loss; at the same time, by adding glass fiber to the material, the problem of dimensional deformation of the polyurethane material is effectively solved; in addition, the addition of anti-aging agents and inorganic flame retardants The service life and safety performance of the material are greatly improved.

Description

一种太阳能热水器水箱保温材料Insulation material for solar water heater water tank

技术领域 technical field

本发明涉及聚氨酯保温材料领域，尤其是一种太阳能热水器水箱的硬质聚氨酯泡沫保温材料。  The invention relates to the field of polyurethane thermal insulation materials, in particular to a rigid polyurethane foam thermal insulation material for a solar water heater water tank. the

背景技术 Background technique

随着当前世界能源和环境问题日趋严峻，世界各国都在努力开发清洁环保可持续的再生能源。太能能作为一种取之不尽用之不竭的清洁能源越来越受到人们中重视，其中，尤其以太阳能热水器应用最为广泛。对于太阳能热水器，水箱的保温材料的保温性能好坏直接影响到热水器的使用性能。目前，已有的太阳能热水器水箱保温材料有以下几种：  As the world's energy and environmental problems are becoming more and more severe, countries all over the world are striving to develop clean, environmentally friendly and sustainable renewable energy. As an inexhaustible clean energy, solar energy has been paid more and more attention by people, among which solar water heaters are most widely used. For solar water heaters, the insulation performance of the insulation material of the water tank directly affects the performance of the water heater. At present, the existing insulation materials for solar water heater tanks are as follows:

一种新保温材料制作的太阳能热水器蓄水箱，申请公告号为CN132175317A，该蓄水箱采用橡塑复合材料、ETFE膜材料以及玻璃纤维布来制作内胆保温层，其内胆结构复杂，保温层有多层不同材料组成，安装不方便。 A solar water heater water storage tank made of a new thermal insulation material, the application announcement number is CN132175317A, the water storage tank uses rubber-plastic composite material, ETFE membrane material and glass fiber cloth to make the inner tank insulation layer, the inner tank has a complex structure, and the thermal insulation The layer is composed of multiple layers of different materials, which is inconvenient to install.

一种太阳能水箱聚氨酯硬泡沫无机防火保温材料，申请公告号为CN103319679A，该保温材料中加入氢氧化镁、玻璃纤维和膨胀珍珠粉等材料，材料制备过程复杂，增加了生产成本，同时由于水箱要在冷热环境中反复工作，温差较大，循环反复的冷热作用导致材料易老化失效。  A polyurethane hard foam inorganic fire-proof and heat-insulating material for a solar water tank. Working repeatedly in hot and cold environments, the temperature difference is large, and the repeated cold and hot effects cause the material to be prone to aging and failure. the

一种太阳能聚氨酯保温材料，申请公告号为CN102229697A，该聚氨酯保温材料具有较好的尺寸稳定性，生产工艺也比较简单，但是材料中没有添加阻燃剂，由于其原料均为有机物，在夏季阳光的强烈照射或者发生意外情况时，有可能会发生火灾。  A solar polyurethane thermal insulation material, the application announcement number is CN102229697A, the polyurethane thermal insulation material has good dimensional stability, and the production process is relatively simple, but there is no flame retardant added to the material, because its raw materials are all organic matter, in summer sunlight There is a possibility of fire in the event of strong exposure to sunlight or accidents. the

 综上所述，现有的太阳能热水器水箱保温材料主要存在保温层结构复杂，不便于安装，材料制备复杂，生产成本高，材料易老化失效以及阻燃效果不好等诸多缺点。  To sum up, the existing insulation materials for solar water heater tanks mainly have many disadvantages such as complex insulation layer structure, inconvenient installation, complicated material preparation, high production cost, easy aging and failure of materials, and poor flame retardant effect. the

发明内容 Contents of the invention

本发明提供一种太阳能热水器水箱保温材料，其导热性能低，保温效果好，制成的保温层结构简单，便于安装，材料的制备方法简便，同时材料在冷热交替的环境中工作不易老化失效，并且具有较好的防火阻燃性能。  The invention provides a thermal insulation material for a solar water heater water tank, which has low thermal conductivity and good thermal insulation effect. The thermal insulation layer made has a simple structure and is easy to install. , and has good fire and flame retardant properties. the

本发明一种太阳能热水器水箱保温材料，主要由A组分和B组分两部分按照1:1.3至1:2的质量配比混合生成，所述的A组分由异氰酸酯，催化剂，阻燃剂和起泡剂混合物构成，所述的B组分由聚合物多元醇，玻璃纤维，抗老化剂和去离子水构成，其中A组分中各成分质量百分比为：异氰酸酯45%-60%，催化剂2%-5%，阻燃剂25%-45%，起泡剂10%-20%；B组分中各成分质量百分比为：聚合物多元醇70%-90%，玻璃纤维1%-5%，抗老化剂5%-15%，去离子水2%-10%。所述的聚合物多元醇为聚醚多元醇或者聚酯多元醇，主要选自丙二醇聚醚、三羟甲基丙烷聚醚、聚四氢呋喃多元醇、聚氧化乙烯多元醇、聚氧化丁烯多元醇中的一种或多种混合物。所述的阻燃剂为无机阻燃剂，其主要成分为氢氧化镁或者氢氧化铝，并且其中加入一定成分的红磷作为阻燃增效剂，以提升阻燃防火效果。所述的玻璃纤维为玻璃纤维原丝通过切割和研磨之后的得到的直径在4-8微米之间，长度在3-5毫米之间的超细玻璃纤维。所述的一种太阳能热水器水箱保温材料制备和使用方法为：  The heat preservation material for a solar water heater tank of the present invention is mainly produced by mixing A component and B component according to the mass ratio of 1:1.3 to 1:2, and the A component is composed of isocyanate, catalyst, and flame retardant and foaming agent mixture, the B component is composed of polymer polyol, glass fiber, anti-aging agent and deionized water, wherein the mass percentage of each component in A component is: isocyanate 45%-60%, catalyst 2%-5%, flame retardant 25%-45%, foaming agent 10%-20%; the mass percentage of each component in component B is: polymer polyol 70%-90%, glass fiber 1%-5 %, anti-aging agent 5%-15%, deionized water 2%-10%. The polymer polyol is polyether polyol or polyester polyol, mainly selected from propylene glycol polyether, trimethylolpropane polyether, polytetrahydrofuran polyol, polyethylene oxide polyol, polyoxybutylene polyol One or more mixtures of them. The flame retardant is an inorganic flame retardant, its main component is magnesium hydroxide or aluminum hydroxide, and a certain amount of red phosphorus is added to it as a flame retardant synergist to improve the flame retardant and fire prevention effect. The glass fiber is an ultra-fine glass fiber with a diameter of 4-8 microns and a length of 3-5 mm obtained after cutting and grinding glass fiber precursors. The preparation and use method of a kind of solar water heater water tank insulation material is:

(1)首先制备A，B两种组分，将异氰酸酯，催化剂，阻燃剂和起泡剂按照权利要求(1)中各组分的质量配比进行取样并混合均匀制作成A组分，将聚合物多元醇，玻璃纤维，抗老化剂和去离子水按照权利要求(1)的质量配比进行取样并混合均匀制作成B组分，A、B两组分单独进行储存； (1) at first prepare A, two kinds of components of B, isocyanate, catalyzer, fire retardant and blowing agent are sampled according to the mass proportion of each component in claim (1) and mixed and made into A component, Sampling polymer polyol, glass fiber, anti-aging agent and deionized water according to the mass ratio of claim (1) and mixing uniformly to make component B, and storing components A and B separately;

(2)制作聚氨酯泡沫保温材料时将A、B两组分按照权利要求(1)中A，B两组分的质量配比取样加入到料灌中进行高速搅拌，使各两组分充分混合均匀； (2) When making polyurethane foam insulation material, A and B two components are sampled according to the mass ratio of A and B two components in claim (1) and added to the material tank for high-speed stirring, so that each two components are fully mixed Uniform;

(3)将热水器水箱除保温层以外的其他部件装配好，中间形成保温层空腔，然后将步骤(2)中混合均匀的材料浇注到太阳能热水器水箱保温层的空腔中，待材料发泡、熟化之后即得到聚氨酯保温层。 (3) Assemble the other parts of the water heater tank except for the insulation layer, and form a cavity in the middle of the insulation layer, and then pour the uniformly mixed materials in step (2) into the cavity of the solar water heater tank insulation layer, and wait for the material to foam After curing, the polyurethane insulation layer is obtained.

本发明一种太阳能热水器水箱保温材料，采用将材料混合好浇注进太阳能热水器水箱保温材料层中的制作方法，简单易行，降低了生产成本，保证了整个保温层的完整封闭性，能够减少热量散失；同时，通过在材料中添加玻璃纤维，有效的解决了聚氨酯材料的尺寸变形问题；另外，抗老化剂和无机阻燃剂的加入极大地提升了材料的使用寿命和安全性能。  The thermal insulation material of the solar water heater water tank of the present invention adopts the production method of mixing the materials and pouring them into the thermal insulation material layer of the solar water heater water tank, which is simple and easy to implement, reduces the production cost, ensures the complete sealing of the entire thermal insulation layer, and can reduce heat At the same time, by adding glass fiber to the material, the problem of dimensional deformation of the polyurethane material is effectively solved; in addition, the addition of anti-aging agents and inorganic flame retardants greatly improves the service life and safety performance of the material. the

具体实施方式 Detailed ways

下面结合实施例详细说明一种太阳能热水器水箱保温材料的具体实施方式，但本发明的具体实施方式不局限于下述的实施例。  The specific implementation of a solar water heater water tank insulation material will be described in detail below in conjunction with the examples, but the specific implementation of the present invention is not limited to the following examples. the

实施例1：  Example 1:

将45份异氰酸酯，2份催化剂，35份阻燃剂和18份起泡剂混合均匀，制成A组分；将80份聚合物多元醇，5份玻璃纤维，10份抗老化剂和5份去离子水混合均匀，制成B组分；将1份A组分和1.5份B组分加入到料罐中，高速搅拌15分钟，充分混合均匀；将混合均匀的材料浇注到太阳能热水器水箱保温层的空腔中，待材料发泡、熟化之后即得到聚氨酯保温层。 Mix 45 parts of isocyanate, 2 parts of catalyst, 35 parts of flame retardant and 18 parts of foaming agent to make component A; mix 80 parts of polymer polyol, 5 parts of glass fiber, 10 parts of anti-aging agent and 5 parts of Mix deionized water evenly to make component B; add 1 part of component A and 1.5 parts of component B into the material tank, stir at high speed for 15 minutes, and mix well; pour the uniformly mixed material into the solar water heater tank to keep warm In the cavity of the layer, the polyurethane insulation layer is obtained after the material is foamed and cured.

实施例2：  Example 2:

将50份异氰酸酯，5份催化剂，25份阻燃剂和20份起泡剂混合均匀，制成A组分；将85份聚合物多元醇，5份玻璃纤维，5份抗老化剂和5份去离子水混合均匀，制成B组分；将1份A组分和1.6份B组分加入到料罐中，高速搅拌15分钟，充分混合均匀；将混合均匀的材料浇注到太阳能热水器水箱保温层的空腔中，待材料发泡、熟化之后即得到聚氨酯保温层。 Mix 50 parts of isocyanate, 5 parts of catalyst, 25 parts of flame retardant and 20 parts of foaming agent to make component A; mix 85 parts of polymer polyol, 5 parts of glass fiber, 5 parts of anti-aging agent and 5 parts of Mix deionized water evenly to make component B; add 1 part of component A and 1.6 parts of component B into the material tank, stir at high speed for 15 minutes, and mix well; pour the uniformly mixed material into the solar water heater tank to keep warm In the cavity of the layer, the polyurethane insulation layer is obtained after the material is foamed and cured.

实施例3：  Example 3:

将55份异氰酸酯，5份催化剂，25份阻燃剂和15份起泡剂混合均匀，制成A组分；将90份聚合物多元醇，2份催化剂，5份抗老化剂和3份去离子水混合均匀，制成B组分；将1份A组分和1.8份B组分加入到料罐中，高速搅拌15分钟，充分混合均匀；将混合均匀的材料浇注到太阳能热水器水箱保温层的空腔中，待材料发泡、熟化之后即得到聚氨酯保温层。 Mix 55 parts of isocyanate, 5 parts of catalyst, 25 parts of flame retardant and 15 parts of foaming agent to make component A; mix 90 parts of polymer polyol, 2 parts of catalyst, 5 parts of anti-aging agent and 3 parts of anti-aging agent Mix the ionic water evenly to make component B; add 1 part of component A and 1.8 parts of component B into the material tank, stir at high speed for 15 minutes, and mix well; pour the uniformly mixed material into the insulation layer of the solar water heater tank In the cavity, the polyurethane insulation layer is obtained after the material is foamed and matured.

经检测，实施例1-3的太阳能热水器水箱保温层材料的主要物理性能如表1所述：  After testing, the main physical properties of the solar water heater water tank insulation layer material of embodiment 1-3 are as described in table 1:

表1太阳能热水器水箱保温层材料的主要物理性能参数 Table 1 The main physical performance parameters of solar water heater water tank insulation layer materials

Figure 821530DEST_PATH_IMAGE001
Figure 821530DEST_PATH_IMAGE001

Claims (5)

1. a solar water heater water tank lagging material, it is characterized in that: described solar water heater water tank lagging material is mainly mixed and generates according to the quality proportioning of 1:1.3 to 1:2 by A component and B component two portions, described A component is by isocyanic ester, catalyzer, fire retardant and pore forming material mixture form, described B component is by polymer polyatomic alcohol, glass fibre, antiaging agent and deionized water form, wherein in A component, each composition quality per-cent is: isocyanic ester 45%-60%, catalyzer 2%-5%, fire retardant 25%-45%, pore forming material 10%-20%; In B component, each composition quality per-cent is: polymer polyatomic alcohol 70%-90%, glass fibre 1%-5%, antiaging agent 5%-15%, deionized water 2%-10%.
2. according to a kind of solar water heater water tank lagging material in claim 1, it is characterized in that: described polymer polyatomic alcohol is polyether glycol or polyester polyol, be mainly selected from one or more mixtures in propylene glycol polyethers, TriMethylolPropane(TMP) polyethers, polytetrahydrofuran polyvalent alcohol, polyoxyethylene polyvalent alcohol, polyoxybutylene polyvalent alcohol.
3. according to a kind of solar water heater water tank lagging material in claim 1, it is characterized in that: described fire retardant is inorganic combustion inhibitor, its main component is magnesium hydroxide or aluminium hydroxide, and wherein adds the red phosphorus of certain ingredients as retardant synergist, to promote fire retardant effect.
4. according to a kind of solar water heater water tank lagging material in claim 1, it is characterized in that: described glass fibre is that glass fiber precursor is by cutting and grind the diameter obtaining afterwards between 4-8 micron, the beta glass fibre of length between 3-5 millimeter.
5. according to a kind of solar water heater water tank lagging material in claim 1, it is characterized in that: described a kind of solar water heater water tank lagging material preparation and application is:
(1) first prepare A, two kinds of components of B, by isocyanic ester, catalyzer, fire retardant and pore forming material sample and mix according to the quality proportioning of each component in claim (1) and be made into A component, by polymer polyatomic alcohol, and glass fibre, antiaging agent and deionized water sample and mix according to the quality proportioning of claim (1) and be made into B component, and A, B two components store separately;
(2) make when polyurethane foam heat insulation material A, B two components according to A in claim (1), the quality proportioning sampling of B two components joins material and carries out high-speed stirring in filling with, and each two components are fully mixed;
(3) by water-heater water tank, the miscellaneous part except thermal insulation layer assembles, intermediate formation thermal insulation layer cavity, then the material mixing in step (2) is poured in the cavity of solar water heater water tank thermal insulation layer, treats to obtain polyurethane insulation coating after material foaming, slaking.
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CN107501909A (en) * 2017-09-26 2017-12-22 广西吉宽太阳能设备有限公司 A kind of solar water container polyurethane inorganic fire-retardant heat-insulation material
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CN107602798A (en) * 2017-09-26 2018-01-19 广西超星太阳能科技有限公司 A kind of solar water container polyurethane organic fireproof heat preservation material
CN107828045A (en) * 2017-11-22 2018-03-23 南宁可煜能源科技有限公司 A kind of insulation material of solar water container and preparation method thereof
CN109233257A (en) * 2018-06-19 2019-01-18 青岛海尔股份有限公司 Open-celled polyurethane foam body and preparation method thereof, application

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